[{"product_id":"K04A","issue_datetime":"2026-03-13 04:54:05.023","message":"Space Weather Message Code: ALTK04\r\nSerial Number: 2640\r\nIssue Time: 2026 Mar 13 0454 UTC\r\n\r\nALERT: Geomagnetic K-index of 4\r\n Threshold Reached: 2026 Mar 13 0447 UTC\r\nSynoptic Period: 0300-0600 UTC\r\n \r\nActive Warning: Yes\r\n\r\nNOAA Space Weather Scale descriptions can be found at\r\nwww.swpc.noaa.gov\/noaa-scales-explanation\r\n\r\nPotential Impacts: Area of impact primarily poleward of 65 degrees Geomagnetic Latitude.\r\nInduced Currents - Weak power grid fluctuations can occur.\r\nAurora - Aurora may be visible at high latitudes such as Canada and Alaska."},{"product_id":"K04W","issue_datetime":"2026-03-13 01:57:16.973","message":"Space Weather Message Code: WARK04\r\nSerial Number: 5283\r\nIssue Time: 2026 Mar 13 0157 UTC\r\n\r\nWARNING: Geomagnetic K-index of 4 expected\r\nValid From: 2026 Mar 13 0156 UTC\r\nValid To: 2026 Mar 13 2359 UTC\r\nWarning Condition: Onset\r\n\r\nNOAA Space Weather Scale descriptions can be found at\r\nwww.swpc.noaa.gov\/noaa-scales-explanation\r\n\r\nPotential Impacts: Area of impact primarily poleward of 65 degrees Geomagnetic Latitude.\r\nInduced Currents - Weak power grid fluctuations can occur.\r\nAurora - Aurora may be visible at high latitudes such as Canada and Alaska."},{"product_id":"EF3A","issue_datetime":"2026-03-12 11:47:08.050","message":"Space Weather Message Code: ALTEF3\r\nSerial Number: 3645\r\nIssue Time: 2026 Mar 12 1147 UTC\r\n\r\nCONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu\r\nContinuation of Serial Number: 3644\r\nBegin Time: 2026 Mar 08 1510 UTC\r\nYesterday Maximum 2MeV Flux: 2076 pfu\r\n\r\n\r\n\r\nPotential Impacts: Satellite systems may experience significant charging resulting in increased risk to satellite systems."},{"product_id":"A20F","issue_datetime":"2026-03-11 21:52:25.427","message":"Space Weather Message Code: WATA20\r\nSerial Number: 1100\r\nIssue Time: 2026 Mar 11 2152 UTC\r\n\r\nWATCH: Geomagnetic Storm Category G1 Predicted\r\n\r\nHighest Storm Level Predicted by Day:\r\nMar 12:  None (Below G1)   Mar 13:  G1 (Minor)   Mar 14:  G1 (Minor)\r\n\r\nTHIS SUPERSEDES ANY\/ALL PRIOR WATCHES IN EFFECT\r\n\r\nNOAA Space Weather Scale descriptions can be found at\r\nwww.swpc.noaa.gov\/noaa-scales-explanation\r\n\r\nPotential Impacts: Area of impact primarily poleward of 60 degrees Geomagnetic Latitude.\r\nInduced Currents - Weak power grid fluctuations can occur.\r\nSpacecraft - Minor impact on satellite operations possible.\r\nAurora - Aurora may be visible at high latitudes, i.e., northern tier of the U.S. such as northern Michigan and Maine."},{"product_id":"EF3A","issue_datetime":"2026-03-11 10:04:06.967","message":"Space Weather Message Code: ALTEF3\r\nSerial Number: 3644\r\nIssue Time: 2026 Mar 11 1004 UTC\r\n\r\nCONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu\r\nContinuation of Serial Number: 3643\r\nBegin Time: 2026 Mar 08 1510 UTC\r\nYesterday Maximum 2MeV Flux: 1726 pfu\r\n\r\n\r\n\r\nPotential Impacts: Satellite systems may experience significant charging resulting in increased risk to satellite systems."},{"product_id":"K04W","issue_datetime":"2026-03-11 02:57:03.490","message":"Space Weather Message Code: WARK04\r\nSerial Number: 5282\r\nIssue Time: 2026 Mar 11 0257 UTC\r\n\r\nEXTENDED WARNING: Geomagnetic K-index of 4 expected\r\nExtension to Serial Number: 5281\r\nValid From: 2026 Mar 10 1752 UTC\r\nNow Valid Until: 2026 Mar 11 1200 UTC\r\nWarning Condition: Persistence\r\n\r\nNOAA Space Weather Scale descriptions can be found at\r\nwww.swpc.noaa.gov\/noaa-scales-explanation\r\n\r\nPotential Impacts: Area of impact primarily poleward of 65 degrees Geomagnetic Latitude.\r\nInduced Currents - Weak power grid fluctuations can occur.\r\nAurora - Aurora may be visible at high latitudes such as Canada and Alaska."},{"product_id":"K04A","issue_datetime":"2026-03-10 18:01:18.303","message":"Space Weather Message Code: ALTK04\r\nSerial Number: 2639\r\nIssue Time: 2026 Mar 10 1801 UTC\r\n\r\nALERT: Geomagnetic K-index of 4\r\n Threshold Reached: 2026 Mar 10 1759 UTC\r\nSynoptic Period: 1500-1800 UTC\r\n \r\nActive Warning: Yes\r\n\r\nNOAA Space Weather Scale descriptions can be found at\r\nwww.swpc.noaa.gov\/noaa-scales-explanation\r\n\r\nPotential Impacts: Area of impact primarily poleward of 65 degrees Geomagnetic Latitude.\r\nInduced Currents - Weak power grid fluctuations can occur.\r\nAurora - Aurora may be visible at high latitudes such as Canada and Alaska."},{"product_id":"K04W","issue_datetime":"2026-03-10 17:52:31.970","message":"Space Weather Message Code: WARK04\r\nSerial Number: 5281\r\nIssue Time: 2026 Mar 10 1752 UTC\r\n\r\nWARNING: Geomagnetic K-index of 4 expected\r\nValid From: 2026 Mar 10 1752 UTC\r\nValid To: 2026 Mar 11 0300 UTC\r\nWarning Condition: Onset\r\n\r\nNOAA Space Weather Scale descriptions can be found at\r\nwww.swpc.noaa.gov\/noaa-scales-explanation\r\n\r\nPotential Impacts: Area of impact primarily poleward of 65 degrees Geomagnetic Latitude.\r\nInduced Currents - Weak power grid fluctuations can occur.\r\nAurora - Aurora may be visible at high latitudes such as Canada and Alaska."},{"product_id":"EF3A","issue_datetime":"2026-03-10 17:16:14.630","message":"Space Weather Message Code: ALTEF3\r\nSerial Number: 3643\r\nIssue Time: 2026 Mar 10 1716 UTC\r\n\r\nCONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu\r\nContinuation of Serial Number: 3642\r\nBegin Time: 2026 Mar 08 1510 UTC\r\nYesterday Maximum 2MeV Flux: 1358 pfu\r\n\r\n\r\n\r\nPotential Impacts: Satellite systems may experience significant charging resulting in increased risk to satellite systems."},{"product_id":"K04W","issue_datetime":"2026-03-10 01:09:50.990","message":"Space Weather Message Code: WARK04\r\nSerial Number: 5280\r\nIssue Time: 2026 Mar 10 0109 UTC\r\n\r\nWARNING: Geomagnetic K-index of 4 expected\r\nValid From: 2026 Mar 10 0110 UTC\r\nValid To: 2026 Mar 10 0600 UTC\r\nWarning Condition: Onset\r\n\r\nNOAA Space Weather Scale descriptions can be found at\r\nwww.swpc.noaa.gov\/noaa-scales-explanation\r\n\r\nPotential Impacts: Area of impact primarily poleward of 65 degrees Geomagnetic Latitude.\r\nInduced Currents - Weak power grid fluctuations can occur.\r\nAurora - Aurora may be visible at high latitudes such as Canada and Alaska."},{"product_id":"EF3A","issue_datetime":"2026-03-09 14:42:43.717","message":"Space Weather Message Code: ALTEF3\r\nSerial Number: 3642\r\nIssue Time: 2026 Mar 09 1442 UTC\r\n\r\nCONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu\r\nContinuation of Serial Number: 3641\r\nBegin Time: 2026 Mar 08 1510 UTC\r\nYesterday Maximum 2MeV Flux: 2161 pfu\r\n\r\n\r\n\r\nPotential Impacts: Satellite systems may experience significant charging resulting in increased risk to satellite systems."},{"product_id":"EF3A","issue_datetime":"2026-03-08 15:27:31.083","message":"Space Weather Message Code: ALTEF3\r\nSerial Number: 3641\r\nIssue Time: 2026 Mar 08 1527 UTC\r\n\r\nALERT: Electron 2MeV Integral Flux exceeded 1000pfu\r\nThreshold Reached: 2026 Mar 08 1510 UTC\r\nStation: GOES19\r\n \r\n\r\n\r\n\r\nPotential Impacts: Satellite systems may experience significant charging resulting in increased risk to satellite systems."},{"product_id":"K04W","issue_datetime":"2026-03-08 14:58:33.500","message":"Space Weather Message Code: WARK04\r\nSerial Number: 5279\r\nIssue Time: 2026 Mar 08 1458 UTC\r\n\r\nEXTENDED WARNING: Geomagnetic K-index of 4 expected\r\nExtension to Serial Number: 5278\r\nValid From: 2026 Mar 07 0025 UTC\r\nNow Valid Until: 2026 Mar 09 1500 UTC\r\nWarning Condition: Persistence\r\n\r\nNOAA Space Weather Scale descriptions can be found at\r\nwww.swpc.noaa.gov\/noaa-scales-explanation\r\n\r\nPotential Impacts: Area of impact primarily poleward of 65 degrees Geomagnetic Latitude.\r\nInduced Currents - Weak power grid fluctuations can occur.\r\nAurora - Aurora may be visible at high latitudes such as Canada and Alaska."},{"product_id":"K05W","issue_datetime":"2026-03-08 14:55:43.760","message":"Space Weather Message Code: WARK05\r\nSerial Number: 2204\r\nIssue Time: 2026 Mar 08 1455 UTC\r\n\r\nEXTENDED WARNING: Geomagnetic K-index of 5 expected\r\nExtension to Serial Number: 2203\r\nValid From: 2026 Mar 08 0149 UTC\r\nNow Valid Until: 2026 Mar 08 2359 UTC\r\nWarning Condition: Persistence\r\n\r\nNOAA Space Weather Scale descriptions can be found at\r\nwww.swpc.noaa.gov\/noaa-scales-explanation\r\n\r\nPotential Impacts: Area of impact primarily poleward of 60 degrees Geomagnetic Latitude.\r\nInduced Currents - Weak power grid fluctuations can occur.\r\nSpacecraft - Minor impact on satellite operations possible.\r\nAurora - Aurora may be visible at high latitudes, i.e., northern tier of the U.S. such as northern Michigan and Maine."},{"product_id":"K05A","issue_datetime":"2026-03-08 02:42:39.477","message":"Space Weather Message Code: ALTK05\r\nSerial Number: 1972\r\nIssue Time: 2026 Mar 08 0242 UTC\r\n\r\nALERT: Geomagnetic K-index of 5\r\n Threshold Reached: 2026 Mar 08 0242 UTC\r\nSynoptic Period: 0000-0300 UTC\r\n \r\nActive Warning: Yes\r\nNOAA Scale: G1 - Minor\r\n\r\nNOAA Space Weather Scale descriptions can be found at\r\nwww.swpc.noaa.gov\/noaa-scales-explanation\r\n\r\nPotential Impacts: Area of impact primarily poleward of 60 degrees Geomagnetic Latitude.\r\nInduced Currents - Weak power grid fluctuations can occur.\r\nSpacecraft - Minor impact on satellite operations possible.\r\nAurora - Aurora may be visible at high latitudes, i.e., northern tier of the U.S. such as northern Michigan and Maine."},{"product_id":"K05W","issue_datetime":"2026-03-08 01:49:30.633","message":"Space Weather Message Code: WARK05\r\nSerial Number: 2203\r\nIssue Time: 2026 Mar 08 0149 UTC\r\n\r\nWARNING: Geomagnetic K-index of 5 expected\r\nValid From: 2026 Mar 08 0149 UTC\r\nValid To: 2026 Mar 08 1500 UTC\r\nWarning Condition: Onset\r\nNOAA Scale: G1 - Minor\r\n\r\nNOAA Space Weather Scale descriptions can be found at\r\nwww.swpc.noaa.gov\/noaa-scales-explanation\r\n\r\nPotential Impacts: Area of impact primarily poleward of 60 degrees Geomagnetic Latitude.\r\nInduced Currents - Weak power grid fluctuations can occur.\r\nSpacecraft - Minor impact on satellite operations possible.\r\nAurora - Aurora may be visible at high latitudes, i.e., northern tier of the U.S. such as northern Michigan and Maine."},{"product_id":"K04W","issue_datetime":"2026-03-07 17:55:31.723","message":"Space Weather Message Code: WARK04\r\nSerial Number: 5278\r\nIssue Time: 2026 Mar 07 1755 UTC\r\n\r\nEXTENDED WARNING: Geomagnetic K-index of 4 expected\r\nExtension to Serial Number: 5277\r\nValid From: 2026 Mar 07 0025 UTC\r\nNow Valid Until: 2026 Mar 08 1800 UTC\r\nWarning Condition: Persistence\r\n\r\nNOAA Space Weather Scale descriptions can be found at\r\nwww.swpc.noaa.gov\/noaa-scales-explanation\r\n\r\nPotential Impacts: Area of impact primarily poleward of 65 degrees Geomagnetic Latitude.\r\nInduced Currents - Weak power grid fluctuations can occur.\r\nAurora - Aurora may be visible at high latitudes such as Canada and Alaska."},{"product_id":"K04A","issue_datetime":"2026-03-07 02:06:35.610","message":"Space Weather Message Code: ALTK04\r\nSerial Number: 2638\r\nIssue Time: 2026 Mar 07 0206 UTC\r\n\r\nALERT: Geomagnetic K-index of 4\r\n Threshold Reached: 2026 Mar 07 0206 UTC\r\nSynoptic Period: 0000-0300 UTC\r\n \r\nActive Warning: Yes\r\n\r\nNOAA Space Weather Scale descriptions can be found at\r\nwww.swpc.noaa.gov\/noaa-scales-explanation\r\n\r\nPotential Impacts: Area of impact primarily poleward of 65 degrees Geomagnetic Latitude.\r\nInduced Currents - Weak power grid fluctuations can occur.\r\nAurora - Aurora may be visible at high latitudes such as Canada and Alaska."},{"product_id":"K04W","issue_datetime":"2026-03-07 00:26:29.703","message":"Space Weather Message Code: WARK04\r\nSerial Number: 5277\r\nIssue Time: 2026 Mar 07 0026 UTC\r\n\r\nWARNING: Geomagnetic K-index of 4 expected\r\nValid From: 2026 Mar 07 0025 UTC\r\nValid To: 2026 Mar 07 1800 UTC\r\nWarning Condition: Onset\r\n\r\nNOAA Space Weather Scale descriptions can be found at\r\nwww.swpc.noaa.gov\/noaa-scales-explanation\r\n\r\nPotential Impacts: Area of impact primarily poleward of 65 degrees Geomagnetic Latitude.\r\nInduced Currents - Weak power grid fluctuations can occur.\r\nAurora - Aurora may be visible at high latitudes such as Canada and Alaska."},{"product_id":"A20F","issue_datetime":"2026-03-06 17:53:00.083","message":"Space Weather Message Code: WATA20\r\nSerial Number: 1099\r\nIssue Time: 2026 Mar 06 1752 UTC\r\n\r\nCANCEL WATCH: Geomagnetic Storm Category G1 Predicted\r\nCancel Serial Number: 1098\r\nOriginal Issue Time: 2026 Mar 03 2305 UTC\r\n\r\nComment: G1 (Minor) geomagnetic storms are no longer expected.\r\n\r\nNOAA Space Weather Scale descriptions can be found at\r\nwww.swpc.noaa.gov\/noaa-scales-explanation\r\n\r\nPotential Impacts: Area of impact primarily poleward of 60 degrees Geomagnetic Latitude.\r\nInduced Currents - Weak power grid fluctuations can occur.\r\nSpacecraft - Minor impact on satellite operations possible.\r\nAurora - Aurora may be visible at high latitudes, i.e., northern tier of the U.S. such as northern Michigan and Maine."},{"product_id":"A20F","issue_datetime":"2026-03-03 23:05:46.217","message":"Space Weather Message Code: WATA20\r\nSerial Number: 1098\r\nIssue Time: 2026 Mar 03 2305 UTC\r\n\r\nWATCH: Geomagnetic Storm Category G1 Predicted\r\n\r\nHighest Storm Level Predicted by Day:\r\nMar 04:  None (Below G1)   Mar 05:  None (Below G1)   Mar 06:  G1 (Minor)\r\n\r\nTHIS SUPERSEDES ANY\/ALL PRIOR WATCHES IN EFFECT\r\n\r\nNOAA Space Weather Scale descriptions can be found at\r\nwww.swpc.noaa.gov\/noaa-scales-explanation\r\n\r\nPotential Impacts: Area of impact primarily poleward of 60 degrees Geomagnetic Latitude.\r\nInduced Currents - Weak power grid fluctuations can occur.\r\nSpacecraft - Minor impact on satellite operations possible.\r\nAurora - Aurora may be visible at high latitudes, i.e., northern tier of the U.S. such as northern Michigan and Maine."},{"product_id":"K05A","issue_datetime":"2026-03-03 22:48:29.190","message":"Space Weather Message Code: ALTK05\r\nSerial Number: 1971\r\nIssue Time: 2026 Mar 03 2248 UTC\r\n\r\nALERT: Geomagnetic K-index of 5\r\n Threshold Reached: 2026 Mar 03 2248 UTC\r\nSynoptic Period: 2100-2400 UTC\r\n \r\nActive Warning: Yes\r\nNOAA Scale: G1 - Minor\r\n\r\nNOAA Space Weather Scale descriptions can be found at\r\nwww.swpc.noaa.gov\/noaa-scales-explanation\r\n\r\nPotential Impacts: Area of impact primarily poleward of 60 degrees Geomagnetic Latitude.\r\nInduced Currents - Weak power grid fluctuations can occur.\r\nSpacecraft - Minor impact on satellite operations possible.\r\nAurora - Aurora may be visible at high latitudes, i.e., northern tier of the U.S. such as northern Michigan and Maine."},{"product_id":"K05W","issue_datetime":"2026-03-03 22:32:24.860","message":"Space Weather Message Code: WARK05\r\nSerial Number: 2202\r\nIssue Time: 2026 Mar 03 2232 UTC\r\n\r\nWARNING: Geomagnetic K-index of 5 expected\r\nValid From: 2026 Mar 03 2230 UTC\r\nValid To: 2026 Mar 04 0300 UTC\r\nWarning Condition: Onset\r\nNOAA Scale: G1 - Minor\r\n\r\nNOAA Space Weather Scale descriptions can be found at\r\nwww.swpc.noaa.gov\/noaa-scales-explanation\r\n\r\nPotential Impacts: Area of impact primarily poleward of 60 degrees Geomagnetic Latitude.\r\nInduced Currents - Weak power grid fluctuations can occur.\r\nSpacecraft - Minor impact on satellite operations possible.\r\nAurora - Aurora may be visible at high latitudes, i.e., northern tier of the U.S. such as northern Michigan and Maine."},{"product_id":"K05W","issue_datetime":"2026-03-03 22:30:25.437","message":"Space Weather Message Code: WARK05\r\nSerial Number: 2202\r\nIssue Time: 2026 Mar 03 2230 UTC\r\n\r\nWARNING: Geomagnetic K-index of 5 expected\r\nValid From: 2026 Mar 03 2230 UTC\r\nValid To: 2026 Mar 04 0300 UTC\r\nWarning Condition: Onset\r\nNOAA Scale: G1 - Minor\r\n\r\nNOAA Space Weather Scale descriptions can be found at\r\nwww.swpc.noaa.gov\/noaa-scales-explanation\r\n\r\nPotential Impacts: Area of impact primarily poleward of 60 degrees Geomagnetic Latitude.\r\nInduced Currents - Weak power grid fluctuations can occur.\r\nSpacecraft - Minor impact on satellite operations possible.\r\nAurora - Aurora may be visible at high latitudes, i.e., northern tier of the U.S. such as northern Michigan and Maine."},{"product_id":"K04A","issue_datetime":"2026-03-03 22:28:38.590","message":"Space Weather Message Code: ALTK04\r\nSerial Number: 2637\r\nIssue Time: 2026 Mar 03 2228 UTC\r\n\r\nALERT: Geomagnetic K-index of 4\r\n Threshold Reached: 2026 Mar 03 2228 UTC\r\nSynoptic Period: 2100-2400 UTC\r\n \r\nActive Warning: Yes\r\n\r\nNOAA Space Weather Scale descriptions can be found at\r\nwww.swpc.noaa.gov\/noaa-scales-explanation\r\n\r\nPotential Impacts: Area of impact primarily poleward of 65 degrees Geomagnetic Latitude.\r\nInduced Currents - Weak power grid fluctuations can occur.\r\nAurora - Aurora may be visible at high latitudes such as Canada and Alaska."},{"product_id":"K04W","issue_datetime":"2026-03-03 22:08:18.237","message":"Space Weather Message Code: WARK04\r\nSerial Number: 5276\r\nIssue Time: 2026 Mar 03 2208 UTC\r\n\r\nWARNING: Geomagnetic K-index of 4 expected\r\nValid From: 2026 Mar 03 2208 UTC\r\nValid To: 2026 Mar 04 0600 UTC\r\nWarning Condition: Onset\r\n\r\nNOAA Space Weather Scale descriptions can be found at\r\nwww.swpc.noaa.gov\/noaa-scales-explanation\r\n\r\nPotential Impacts: Area of impact primarily poleward of 65 degrees Geomagnetic Latitude.\r\nInduced Currents - Weak power grid fluctuations can occur.\r\nAurora - Aurora may be visible at high latitudes such as Canada and Alaska."},{"product_id":"EF3A","issue_datetime":"2026-03-03 13:41:47.313","message":"Space Weather Message Code: ALTEF3\r\nSerial Number: 3640\r\nIssue Time: 2026 Mar 03 1341 UTC\r\n\r\nCONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu\r\nContinuation of Serial Number: 3639\r\nBegin Time: 2026 Feb 23 1045 UTC\r\nYesterday Maximum 2MeV Flux: 14496 pfu\r\n\r\n\r\n\r\nPotential Impacts: Satellite systems may experience significant charging resulting in increased risk to satellite systems."},{"product_id":"EF3A","issue_datetime":"2026-03-02 05:00:13.617","message":"Space Weather Message Code: ALTEF3\r\nSerial Number: 3639\r\nIssue Time: 2026 Mar 02 0500 UTC\r\n\r\nCONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu\r\nContinuation of Serial Number: 3638\r\nBegin Time: 2026 Feb 23 1045 UTC\r\nYesterday Maximum 2MeV Flux: 7042 pfu\r\n\r\n\r\n\r\nPotential Impacts: Satellite systems may experience significant charging resulting in increased risk to satellite systems."},{"product_id":"EF3A","issue_datetime":"2026-03-01 05:09:27.530","message":"Space Weather Message Code: ALTEF3\r\nSerial Number: 3638\r\nIssue Time: 2026 Mar 01 0509 UTC\r\n\r\nCONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu\r\nContinuation of Serial Number: 3637\r\nBegin Time: 2026 Feb 23 1045 UTC\r\nYesterday Maximum 2MeV Flux: 7143 pfu\r\n\r\n\r\n\r\nPotential Impacts: Satellite systems may experience significant charging resulting in increased risk to satellite systems."},{"product_id":"EF3A","issue_datetime":"2026-02-28 05:00:21.700","message":"Space Weather Message Code: ALTEF3\r\nSerial Number: 3637\r\nIssue Time: 2026 Feb 28 0500 UTC\r\n\r\nCONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu\r\nContinuation of Serial Number: 3636\r\nBegin Time: 2026 Feb 23 1045 UTC\r\nYesterday Maximum 2MeV Flux: 11786 pfu\r\n\r\n\r\n\r\nPotential Impacts: Satellite systems may experience significant charging resulting in increased risk to satellite systems."},{"product_id":"EF3A","issue_datetime":"2026-02-27 04:59:48.390","message":"Space Weather Message Code: ALTEF3\r\nSerial Number: 3636\r\nIssue Time: 2026 Feb 27 0459 UTC\r\n\r\nCONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu\r\nContinuation of Serial Number: 3635\r\nBegin Time: 2026 Feb 23 1045 UTC\r\nYesterday Maximum 2MeV Flux: 7303 pfu\r\n\r\n\r\n\r\nPotential Impacts: Satellite systems may experience significant charging resulting in increased risk to satellite systems."},{"product_id":"K04W","issue_datetime":"2026-02-26 11:55:38.020","message":"Space Weather Message Code: WARK04\r\nSerial Number: 5275\r\nIssue Time: 2026 Feb 26 1155 UTC\r\n\r\nEXTENDED WARNING: Geomagnetic K-index of 4 expected\r\nExtension to Serial Number: 5274\r\nValid From: 2026 Feb 25 2140 UTC\r\nNow Valid Until: 2026 Feb 26 1800 UTC\r\nWarning Condition: Persistence\r\n\r\nNOAA Space Weather Scale descriptions can be found at\r\nwww.swpc.noaa.gov\/noaa-scales-explanation\r\n\r\nPotential Impacts: Area of impact primarily poleward of 65 degrees Geomagnetic Latitude.\r\nInduced Currents - Weak power grid fluctuations can occur.\r\nAurora - Aurora may be visible at high latitudes such as Canada and Alaska."},{"product_id":"EF3A","issue_datetime":"2026-02-26 04:59:45.753","message":"Space Weather Message Code: ALTEF3\r\nSerial Number: 3635\r\nIssue Time: 2026 Feb 26 0459 UTC\r\n\r\nCONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu\r\nContinuation of Serial Number: 3634\r\nBegin Time: 2026 Feb 23 1045 UTC\r\nYesterday Maximum 2MeV Flux: 10494 pfu\r\n\r\n\r\n\r\nPotential Impacts: Satellite systems may experience significant charging resulting in increased risk to satellite systems."},{"product_id":"K05W","issue_datetime":"2026-02-26 01:10:04.920","message":"Space Weather Message Code: WARK05\r\nSerial Number: 2201\r\nIssue Time: 2026 Feb 26 0110 UTC\r\n\r\nWARNING: Geomagnetic K-index of 5 expected\r\nValid From: 2026 Feb 26 0109 UTC\r\nValid To: 2026 Feb 26 0900 UTC\r\nWarning Condition: Onset\r\nNOAA Scale: G1 - Minor\r\n\r\nNOAA Space Weather Scale descriptions can be found at\r\nwww.swpc.noaa.gov\/noaa-scales-explanation\r\n\r\nPotential Impacts: Area of impact primarily poleward of 60 degrees Geomagnetic Latitude.\r\nInduced Currents - Weak power grid fluctuations can occur.\r\nSpacecraft - Minor impact on satellite operations possible.\r\nAurora - Aurora may be visible at high latitudes, i.e., northern tier of the U.S. such as northern Michigan and Maine."},{"product_id":"K04W","issue_datetime":"2026-02-26 01:08:45.920","message":"Space Weather Message Code: WARK04\r\nSerial Number: 5274\r\nIssue Time: 2026 Feb 26 0108 UTC\r\n\r\nEXTENDED WARNING: Geomagnetic K-index of 4 expected\r\nExtension to Serial Number: 5273\r\nValid From: 2026 Feb 25 2140 UTC\r\nNow Valid Until: 2026 Feb 26 1200 UTC\r\nWarning Condition: Persistence\r\n\r\nNOAA Space Weather Scale descriptions can be found at\r\nwww.swpc.noaa.gov\/noaa-scales-explanation\r\n\r\nPotential Impacts: Area of impact primarily poleward of 65 degrees Geomagnetic Latitude.\r\nInduced Currents - Weak power grid fluctuations can occur.\r\nAurora - Aurora may be visible at high latitudes such as Canada and Alaska."},{"product_id":"K04A","issue_datetime":"2026-02-25 21:47:41.970","message":"Space Weather Message Code: ALTK04\r\nSerial Number: 2636\r\nIssue Time: 2026 Feb 25 2147 UTC\r\n\r\nALERT: Geomagnetic K-index of 4\r\n Threshold Reached: 2026 Feb 25 2147 UTC\r\nSynoptic Period: 2100-2400 UTC\r\n \r\nActive Warning: Yes\r\n\r\nNOAA Space Weather Scale descriptions can be found at\r\nwww.swpc.noaa.gov\/noaa-scales-explanation\r\n\r\nPotential Impacts: Area of impact primarily poleward of 65 degrees Geomagnetic Latitude.\r\nInduced Currents - Weak power grid fluctuations can occur.\r\nAurora - Aurora may be visible at high latitudes such as Canada and Alaska."},{"product_id":"K04W","issue_datetime":"2026-02-25 21:41:09.483","message":"Space Weather Message Code: WARK04\r\nSerial Number: 5273\r\nIssue Time: 2026 Feb 25 2141 UTC\r\n\r\nWARNING: Geomagnetic K-index of 4 expected\r\nValid From: 2026 Feb 25 2140 UTC\r\nValid To: 2026 Feb 26 0300 UTC\r\nWarning Condition: Onset\r\n\r\nNOAA Space Weather Scale descriptions can be found at\r\nwww.swpc.noaa.gov\/noaa-scales-explanation\r\n\r\nPotential Impacts: Area of impact primarily poleward of 65 degrees Geomagnetic Latitude.\r\nInduced Currents - Weak power grid fluctuations can occur.\r\nAurora - Aurora may be visible at high latitudes such as Canada and Alaska."},{"product_id":"K04W","issue_datetime":"2026-02-25 08:55:28.907","message":"Space Weather Message Code: WARK04\r\nSerial Number: 5272\r\nIssue Time: 2026 Feb 25 0855 UTC\r\n\r\nEXTENDED WARNING: Geomagnetic K-index of 4 expected\r\nExtension to Serial Number: 5271\r\nValid From: 2026 Feb 25 0134 UTC\r\nNow Valid Until: 2026 Feb 25 1800 UTC\r\nWarning Condition: Persistence\r\n\r\nNOAA Space Weather Scale descriptions can be found at\r\nwww.swpc.noaa.gov\/noaa-scales-explanation\r\n\r\nPotential Impacts: Area of impact primarily poleward of 65 degrees Geomagnetic Latitude.\r\nInduced Currents - Weak power grid fluctuations can occur.\r\nAurora - Aurora may be visible at high latitudes such as Canada and Alaska."},{"product_id":"TIIA","issue_datetime":"2026-02-25 07:28:41.037","message":"Space Weather Message Code: ALTTP2\r\nSerial Number: 1468\r\nIssue Time: 2026 Feb 25 0728 UTC\r\n\r\nALERT: Type II Radio Emission\r\nBegin Time: 2026 Feb 25 0653 UTC\r\nEstimated Velocity: 595 km\/s\r\n\r\n\r\n\r\nDescription: Type II emissions occur in association with eruptions on the sun and typically indicate a coronal mass ejection is associated with a flare event."},{"product_id":"EF3A","issue_datetime":"2026-02-25 05:01:28.493","message":"Space Weather Message Code: ALTEF3\r\nSerial Number: 3634\r\nIssue Time: 2026 Feb 25 0501 UTC\r\n\r\nCONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu\r\nContinuation of Serial Number: 3633\r\nBegin Time: 2026 Feb 23 1045 UTC\r\nYesterday Maximum 2MeV Flux: 13748 pfu\r\n\r\n\r\n\r\nPotential Impacts: Satellite systems may experience significant charging resulting in increased risk to satellite systems."},{"product_id":"K04A","issue_datetime":"2026-02-25 03:01:35.333","message":"Space Weather Message Code: ALTK04\r\nSerial Number: 2635\r\nIssue Time: 2026 Feb 25 0301 UTC\r\n\r\nALERT: Geomagnetic K-index of 4\r\n Threshold Reached: 2026 Feb 25 0259 UTC\r\nSynoptic Period: 0000-0300 UTC\r\n \r\nActive Warning: Yes\r\n\r\nNOAA Space Weather Scale descriptions can be found at\r\nwww.swpc.noaa.gov\/noaa-scales-explanation\r\n\r\nPotential Impacts: Area of impact primarily poleward of 65 degrees Geomagnetic Latitude.\r\nInduced Currents - Weak power grid fluctuations can occur.\r\nAurora - Aurora may be visible at high latitudes such as Canada and Alaska."},{"product_id":"K04W","issue_datetime":"2026-02-25 01:35:08.567","message":"Space Weather Message Code: WARK04\r\nSerial Number: 5271\r\nIssue Time: 2026 Feb 25 0135 UTC\r\n\r\nWARNING: Geomagnetic K-index of 4 expected\r\nValid From: 2026 Feb 25 0134 UTC\r\nValid To: 2026 Feb 25 0900 UTC\r\nWarning Condition: Onset\r\n\r\nNOAA Space Weather Scale descriptions can be found at\r\nwww.swpc.noaa.gov\/noaa-scales-explanation\r\n\r\nPotential Impacts: Area of impact primarily poleward of 65 degrees Geomagnetic Latitude.\r\nInduced Currents - Weak power grid fluctuations can occur.\r\nAurora - Aurora may be visible at high latitudes such as Canada and Alaska."},{"product_id":"K04W","issue_datetime":"2026-02-24 11:55:03.900","message":"Space Weather Message Code: WARK04\r\nSerial Number: 5270\r\nIssue Time: 2026 Feb 24 1155 UTC\r\n\r\nEXTENDED WARNING: Geomagnetic K-index of 4 expected\r\nExtension to Serial Number: 5269\r\nValid From: 2026 Feb 21 2230 UTC\r\nNow Valid Until: 2026 Feb 24 2100 UTC\r\nWarning Condition: Persistence\r\n\r\nNOAA Space Weather Scale descriptions can be found at\r\nwww.swpc.noaa.gov\/noaa-scales-explanation\r\n\r\nPotential Impacts: Area of impact primarily poleward of 65 degrees Geomagnetic Latitude.\r\nInduced Currents - Weak power grid fluctuations can occur.\r\nAurora - Aurora may be visible at high latitudes such as Canada and Alaska."},{"product_id":"EF3A","issue_datetime":"2026-02-24 05:02:02.687","message":"Space Weather Message Code: ALTEF3\r\nSerial Number: 3633\r\nIssue Time: 2026 Feb 24 0502 UTC\r\n\r\nCONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu\r\nContinuation of Serial Number: 3632\r\nBegin Time: 2026 Feb 23 1045 UTC\r\nYesterday Maximum 2MeV Flux: 4958 pfu\r\n\r\n\r\n\r\nPotential Impacts: Satellite systems may experience significant charging resulting in increased risk to satellite systems."},{"product_id":"K04W","issue_datetime":"2026-02-23 22:05:19.380","message":"Space Weather Message Code: WARK04\r\nSerial Number: 5269\r\nIssue Time: 2026 Feb 23 2205 UTC\r\n\r\nEXTENDED WARNING: Geomagnetic K-index of 4 expected\r\nExtension to Serial Number: 5268\r\nValid From: 2026 Feb 21 2230 UTC\r\nNow Valid Until: 2026 Feb 24 1200 UTC\r\nWarning Condition: Persistence\r\n\r\nNOAA Space Weather Scale descriptions can be found at\r\nwww.swpc.noaa.gov\/noaa-scales-explanation\r\n\r\nPotential Impacts: Area of impact primarily poleward of 65 degrees Geomagnetic Latitude.\r\nInduced Currents - Weak power grid fluctuations can occur.\r\nAurora - Aurora may be visible at high latitudes such as Canada and Alaska."},{"product_id":"K05W","issue_datetime":"2026-02-23 21:39:45.773","message":"Space Weather Message Code: WARK05\r\nSerial Number: 2200\r\nIssue Time: 2026 Feb 23 2139 UTC\r\n\r\nWARNING: Geomagnetic K-index of 5 expected\r\nValid From: 2026 Feb 23 2140 UTC\r\nValid To: 2026 Feb 24 0600 UTC\r\nWarning Condition: Onset\r\nNOAA Scale: G1 - Minor\r\n\r\nNOAA Space Weather Scale descriptions can be found at\r\nwww.swpc.noaa.gov\/noaa-scales-explanation\r\n\r\nPotential Impacts: Area of impact primarily poleward of 60 degrees Geomagnetic Latitude.\r\nInduced Currents - Weak power grid fluctuations can occur.\r\nSpacecraft - Minor impact on satellite operations possible.\r\nAurora - Aurora may be visible at high latitudes, i.e., northern tier of the U.S. such as northern Michigan and Maine."},{"product_id":"EF3A","issue_datetime":"2026-02-23 11:34:57.033","message":"Space Weather Message Code: ALTEF3\r\nSerial Number: 3632\r\nIssue Time: 2026 Feb 23 1134 UTC\r\n\r\nALERT: Electron 2MeV Integral Flux exceeded 1000pfu\r\nThreshold Reached: 2026 Feb 23 1045 UTC\r\nStation: GOES19\r\n \r\n\r\n\r\n\r\nPotential Impacts: Satellite systems may experience significant charging resulting in increased risk to satellite systems."},{"product_id":"K04W","issue_datetime":"2026-02-23 05:56:31.393","message":"Space Weather Message Code: WARK04\r\nSerial Number: 5268\r\nIssue Time: 2026 Feb 23 0556 UTC\r\n\r\nEXTENDED WARNING: Geomagnetic K-index of 4 expected\r\nExtension to Serial Number: 5267\r\nValid From: 2026 Feb 21 2230 UTC\r\nNow Valid Until: 2026 Feb 23 2359 UTC\r\nWarning Condition: Persistence\r\n\r\nNOAA Space Weather Scale descriptions can be found at\r\nwww.swpc.noaa.gov\/noaa-scales-explanation\r\n\r\nPotential Impacts: Area of impact primarily poleward of 65 degrees Geomagnetic Latitude.\r\nInduced Currents - Weak power grid fluctuations can occur.\r\nAurora - Aurora may be visible at high latitudes such as Canada and Alaska."},{"product_id":"K05W","issue_datetime":"2026-02-23 05:56:31.393","message":"Space Weather Message Code: WARK05\r\nSerial Number: 2199\r\nIssue Time: 2026 Feb 23 0556 UTC\r\n\r\nEXTENDED WARNING: Geomagnetic K-index of 5 expected\r\nExtension to Serial Number: 2198\r\nValid From: 2026 Feb 22 2154 UTC\r\nNow Valid Until: 2026 Feb 23 1500 UTC\r\nWarning Condition: Persistence\r\n\r\nNOAA Space Weather Scale descriptions can be found at\r\nwww.swpc.noaa.gov\/noaa-scales-explanation\r\n\r\nPotential Impacts: Area of impact primarily poleward of 60 degrees Geomagnetic Latitude.\r\nInduced Currents - Weak power grid fluctuations can occur.\r\nSpacecraft - Minor impact on satellite operations possible.\r\nAurora - Aurora may be visible at high latitudes, i.e., northern tier of the U.S. such as northern Michigan and Maine."},{"product_id":"K05A","issue_datetime":"2026-02-23 04:45:12.537","message":"Space Weather Message Code: ALTK05\r\nSerial Number: 1970\r\nIssue Time: 2026 Feb 23 0445 UTC\r\n\r\nALERT: Geomagnetic K-index of 5\r\n Threshold Reached: 2026 Feb 23 0437 UTC\r\nSynoptic Period: 0300-0600 UTC\r\n \r\nActive Warning: Yes\r\nNOAA Scale: G1 - Minor\r\n\r\nNOAA Space Weather Scale descriptions can be found at\r\nwww.swpc.noaa.gov\/noaa-scales-explanation\r\n\r\nPotential Impacts: Area of impact primarily poleward of 60 degrees Geomagnetic Latitude.\r\nInduced Currents - Weak power grid fluctuations can occur.\r\nSpacecraft - Minor impact on satellite operations possible.\r\nAurora - Aurora may be visible at high latitudes, i.e., northern tier of the U.S. such as northern Michigan and Maine."},{"product_id":"K05A","issue_datetime":"2026-02-22 22:02:32.507","message":"Space Weather Message Code: ALTK05\r\nSerial Number: 1969\r\nIssue Time: 2026 Feb 22 2202 UTC\r\n\r\nALERT: Geomagnetic K-index of 5\r\n Threshold Reached: 2026 Feb 22 2202 UTC\r\nSynoptic Period: 2100-2400 UTC\r\n \r\nActive Warning: Yes\r\nNOAA Scale: G1 - Minor\r\n\r\nNOAA Space Weather Scale descriptions can be found at\r\nwww.swpc.noaa.gov\/noaa-scales-explanation\r\n\r\nPotential Impacts: Area of impact primarily poleward of 60 degrees Geomagnetic Latitude.\r\nInduced Currents - Weak power grid fluctuations can occur.\r\nSpacecraft - Minor impact on satellite operations possible.\r\nAurora - Aurora may be visible at high latitudes, i.e., northern tier of the U.S. such as northern Michigan and Maine."},{"product_id":"K04W","issue_datetime":"2026-02-22 22:00:00.483","message":"Space Weather Message Code: WARK04\r\nSerial Number: 5267\r\nIssue Time: 2026 Feb 22 2200 UTC\r\n\r\nEXTENDED WARNING: Geomagnetic K-index of 4 expected\r\nExtension to Serial Number: 5266\r\nValid From: 2026 Feb 21 2230 UTC\r\nNow Valid Until: 2026 Feb 23 1200 UTC\r\nWarning Condition: Persistence\r\n\r\nNOAA Space Weather Scale descriptions can be found at\r\nwww.swpc.noaa.gov\/noaa-scales-explanation\r\n\r\nPotential Impacts: Area of impact primarily poleward of 65 degrees Geomagnetic Latitude.\r\nInduced Currents - Weak power grid fluctuations can occur.\r\nAurora - Aurora may be visible at high latitudes such as Canada and Alaska."},{"product_id":"K05W","issue_datetime":"2026-02-22 21:54:57.153","message":"Space Weather Message Code: WARK05\r\nSerial Number: 2198\r\nIssue Time: 2026 Feb 22 2154 UTC\r\n\r\nWARNING: Geomagnetic K-index of 5 expected\r\nValid From: 2026 Feb 22 2154 UTC\r\nValid To: 2026 Feb 23 0600 UTC\r\nWarning Condition: Onset\r\nNOAA Scale: G1 - Minor\r\n\r\nNOAA Space Weather Scale descriptions can be found at\r\nwww.swpc.noaa.gov\/noaa-scales-explanation\r\n\r\nPotential Impacts: Area of impact primarily poleward of 60 degrees Geomagnetic Latitude.\r\nInduced Currents - Weak power grid fluctuations can occur.\r\nSpacecraft - Minor impact on satellite operations possible.\r\nAurora - Aurora may be visible at high latitudes, i.e., northern tier of the U.S. such as northern Michigan and Maine."},{"product_id":"K05W","issue_datetime":"2026-02-22 08:00:36.323","message":"Space Weather Message Code: WARK05\r\nSerial Number: 2197\r\nIssue Time: 2026 Feb 22 0800 UTC\r\n\r\nEXTENDED WARNING: Geomagnetic K-index of 5 expected\r\nExtension to Serial Number: 2196\r\nValid From: 2026 Feb 22 0425 UTC\r\nNow Valid Until: 2026 Feb 22 1800 UTC\r\nWarning Condition: Persistence\r\n\r\nNOAA Space Weather Scale descriptions can be found at\r\nwww.swpc.noaa.gov\/noaa-scales-explanation\r\n\r\nPotential Impacts: Area of impact primarily poleward of 60 degrees Geomagnetic Latitude.\r\nInduced Currents - Weak power grid fluctuations can occur.\r\nSpacecraft - Minor impact on satellite operations possible.\r\nAurora - Aurora may be visible at high latitudes, i.e., northern tier of the U.S. such as northern Michigan and Maine."},{"product_id":"K06W","issue_datetime":"2026-02-22 08:00:36.310","message":"Space Weather Message Code: WARK06\r\nSerial Number: 642\r\nIssue Time: 2026 Feb 22 0800 UTC\r\n\r\nWARNING: Geomagnetic K-Index of 6 expected\r\nValid From: 2026 Feb 22 0800 UTC\r\nValid To: 2026 Feb 22 1500 UTC\r\nWarning Condition: Onset\r\nNOAA Scale: G2 - Moderate\r\n\r\nNOAA Space Weather Scale descriptions can be found at\r\nwww.swpc.noaa.gov\/noaa-scales-explanation\r\n\r\nPotential Impacts: Area of impact primarily poleward of 55 degrees Geomagnetic Latitude.\r\nInduced Currents - Power grid fluctuations can occur. High-latitude power systems may experience voltage alarms.\r\nSpacecraft - Satellite orientation irregularities may occur; increased drag on low Earth-orbit satellites is possible.\r\nRadio - HF (high frequency) radio propagation can fade at higher latitudes.\r\nAurora - Aurora may be seen as low as New York to Wisconsin to Washington state."},{"product_id":"K04W","issue_datetime":"2026-02-22 08:00:36.310","message":"Space Weather Message Code: WARK04\r\nSerial Number: 5266\r\nIssue Time: 2026 Feb 22 0800 UTC\r\n\r\nEXTENDED WARNING: Geomagnetic K-index of 4 expected\r\nExtension to Serial Number: 5265\r\nValid From: 2026 Feb 21 2230 UTC\r\nNow Valid Until: 2026 Feb 22 2359 UTC\r\nWarning Condition: Persistence\r\n\r\nNOAA Space Weather Scale descriptions can be found at\r\nwww.swpc.noaa.gov\/noaa-scales-explanation\r\n\r\nPotential Impacts: Area of impact primarily poleward of 65 degrees Geomagnetic Latitude.\r\nInduced Currents - Weak power grid fluctuations can occur.\r\nAurora - Aurora may be visible at high latitudes such as Canada and Alaska."},{"product_id":"K05A","issue_datetime":"2026-02-22 07:40:56.850","message":"Space Weather Message Code: ALTK05\r\nSerial Number: 1968\r\nIssue Time: 2026 Feb 22 0740 UTC\r\n\r\nALERT: Geomagnetic K-index of 5\r\n Threshold Reached: 2026 Feb 22 0740 UTC\r\nSynoptic Period: 0600-0900 UTC\r\n \r\nActive Warning: Yes\r\nNOAA Scale: G1 - Minor\r\n\r\nNOAA Space Weather Scale descriptions can be found at\r\nwww.swpc.noaa.gov\/noaa-scales-explanation\r\n\r\nPotential Impacts: Area of impact primarily poleward of 60 degrees Geomagnetic Latitude.\r\nInduced Currents - Weak power grid fluctuations can occur.\r\nSpacecraft - Minor impact on satellite operations possible.\r\nAurora - Aurora may be visible at high latitudes, i.e., northern tier of the U.S. such as northern Michigan and Maine."},{"product_id":"K05A","issue_datetime":"2026-02-22 05:03:07.680","message":"Space Weather Message Code: ALTK05\r\nSerial Number: 1967\r\nIssue Time: 2026 Feb 22 0503 UTC\r\n\r\nALERT: Geomagnetic K-index of 5\r\n Threshold Reached: 2026 Feb 22 0502 UTC\r\nSynoptic Period: 0300-0600 UTC\r\n \r\nActive Warning: Yes\r\nNOAA Scale: G1 - Minor\r\n\r\nNOAA Space Weather Scale descriptions can be found at\r\nwww.swpc.noaa.gov\/noaa-scales-explanation\r\n\r\nPotential Impacts: Area of impact primarily poleward of 60 degrees Geomagnetic Latitude.\r\nInduced Currents - Weak power grid fluctuations can occur.\r\nSpacecraft - Minor impact on satellite operations possible.\r\nAurora - Aurora may be visible at high latitudes, i.e., northern tier of the U.S. such as northern Michigan and Maine."},{"product_id":"K05W","issue_datetime":"2026-02-22 04:25:33.363","message":"Space Weather Message Code: WARK05\r\nSerial Number: 2196\r\nIssue Time: 2026 Feb 22 0425 UTC\r\n\r\nWARNING: Geomagnetic K-index of 5 expected\r\nValid From: 2026 Feb 22 0425 UTC\r\nValid To: 2026 Feb 22 1200 UTC\r\nWarning Condition: Onset\r\nNOAA Scale: G1 - Minor\r\n\r\nNOAA Space Weather Scale descriptions can be found at\r\nwww.swpc.noaa.gov\/noaa-scales-explanation\r\n\r\nPotential Impacts: Area of impact primarily poleward of 60 degrees Geomagnetic Latitude.\r\nInduced Currents - Weak power grid fluctuations can occur.\r\nSpacecraft - Minor impact on satellite operations possible.\r\nAurora - Aurora may be visible at high latitudes, i.e., northern tier of the U.S. such as northern Michigan and Maine."},{"product_id":"K04A","issue_datetime":"2026-02-21 22:43:31.820","message":"Space Weather Message Code: ALTK04\r\nSerial Number: 2634\r\nIssue Time: 2026 Feb 21 2243 UTC\r\n\r\nALERT: Geomagnetic K-index of 4\r\n Threshold Reached: 2026 Feb 21 2242 UTC\r\nSynoptic Period: 2100-2400 UTC\r\n \r\nActive Warning: Yes\r\n\r\nNOAA Space Weather Scale descriptions can be found at\r\nwww.swpc.noaa.gov\/noaa-scales-explanation\r\n\r\nPotential Impacts: Area of impact primarily poleward of 65 degrees Geomagnetic Latitude.\r\nInduced Currents - Weak power grid fluctuations can occur.\r\nAurora - Aurora may be visible at high latitudes such as Canada and Alaska."},{"product_id":"K04W","issue_datetime":"2026-02-21 22:30:13.473","message":"Space Weather Message Code: WARK04\r\nSerial Number: 5265\r\nIssue Time: 2026 Feb 21 2230 UTC\r\n\r\nWARNING: Geomagnetic K-index of 4 expected\r\nValid From: 2026 Feb 21 2230 UTC\r\nValid To: 2026 Feb 22 1200 UTC\r\nWarning Condition: Onset\r\n\r\nNOAA Space Weather Scale descriptions can be found at\r\nwww.swpc.noaa.gov\/noaa-scales-explanation\r\n\r\nPotential Impacts: Area of impact primarily poleward of 65 degrees Geomagnetic Latitude.\r\nInduced Currents - Weak power grid fluctuations can occur.\r\nAurora - Aurora may be visible at high latitudes such as Canada and Alaska."},{"product_id":"A20F","issue_datetime":"2026-02-21 09:53:58.233","message":"Space Weather Message Code: WATA20\r\nSerial Number: 1097\r\nIssue Time: 2026 Feb 21 0953 UTC\r\n\r\nWATCH: Geomagnetic Storm Category G1 Predicted\r\n\r\nHighest Storm Level Predicted by Day:\r\nFeb 21:  None (Below G1)   Feb 22:  None (Below G1)   Feb 23:  G1 (Minor)\r\n\r\nTHIS SUPERSEDES ANY\/ALL PRIOR WATCHES IN EFFECT\r\n\r\nNOAA Space Weather Scale descriptions can be found at\r\nwww.swpc.noaa.gov\/noaa-scales-explanation\r\n\r\nPotential Impacts: Area of impact primarily poleward of 60 degrees Geomagnetic Latitude.\r\nInduced Currents - Weak power grid fluctuations can occur.\r\nSpacecraft - Minor impact on satellite operations possible.\r\nAurora - Aurora may be visible at high latitudes, i.e., northern tier of the U.S. such as northern Michigan and Maine."},{"product_id":"K04A","issue_datetime":"2026-02-20 23:40:47.420","message":"Space Weather Message Code: ALTK04\r\nSerial Number: 2633\r\nIssue Time: 2026 Feb 20 2340 UTC\r\n\r\nALERT: Geomagnetic K-index of 4\r\n Threshold Reached: 2026 Feb 20 2340 UTC\r\nSynoptic Period: 2100-2400 UTC\r\n \r\nActive Warning: Yes\r\n\r\nNOAA Space Weather Scale descriptions can be found at\r\nwww.swpc.noaa.gov\/noaa-scales-explanation\r\n\r\nPotential Impacts: Area of impact primarily poleward of 65 degrees Geomagnetic Latitude.\r\nInduced Currents - Weak power grid fluctuations can occur.\r\nAurora - Aurora may be visible at high latitudes such as Canada and Alaska."},{"product_id":"K04W","issue_datetime":"2026-02-20 23:27:17.327","message":"Space Weather Message Code: WARK04\r\nSerial Number: 5264\r\nIssue Time: 2026 Feb 20 2327 UTC\r\n\r\nWARNING: Geomagnetic K-index of 4 expected\r\nValid From: 2026 Feb 20 2327 UTC\r\nValid To: 2026 Feb 21 1200 UTC\r\nWarning Condition: Onset\r\n\r\nNOAA Space Weather Scale descriptions can be found at\r\nwww.swpc.noaa.gov\/noaa-scales-explanation\r\n\r\nPotential Impacts: Area of impact primarily poleward of 65 degrees Geomagnetic Latitude.\r\nInduced Currents - Weak power grid fluctuations can occur.\r\nAurora - Aurora may be visible at high latitudes such as Canada and Alaska."},{"product_id":"EF3A","issue_datetime":"2026-02-20 07:16:23.497","message":"Space Weather Message Code: ALTEF3\r\nSerial Number: 3631\r\nIssue Time: 2026 Feb 20 0716 UTC\r\n\r\nCONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu\r\nContinuation of Serial Number: 3630\r\nBegin Time: 2026 Feb 16 1635 UTC\r\nYesterday Maximum 2MeV Flux: 3261 pfu\r\n\r\n\r\n\r\nPotential Impacts: Satellite systems may experience significant charging resulting in increased risk to satellite systems."},{"product_id":"EF3A","issue_datetime":"2026-02-19 12:06:19.150","message":"Space Weather Message Code: ALTEF3\r\nSerial Number: 3630\r\nIssue Time: 2026 Feb 19 1206 UTC\r\n\r\nCONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu\r\nContinuation of Serial Number: 3629\r\nBegin Time: 2026 Feb 16 1635 UTC\r\nYesterday Maximum 2MeV Flux: 3801 pfu\r\n\r\n\r\n\r\nPotential Impacts: Satellite systems may experience significant charging resulting in increased risk to satellite systems."},{"product_id":"K04W","issue_datetime":"2026-02-19 08:55:46.793","message":"Space Weather Message Code: WARK04\r\nSerial Number: 5263\r\nIssue Time: 2026 Feb 19 0855 UTC\r\n\r\nEXTENDED WARNING: Geomagnetic K-index of 4 expected\r\nExtension to Serial Number: 5262\r\nValid From: 2026 Feb 19 0205 UTC\r\nNow Valid Until: 2026 Feb 19 1800 UTC\r\nWarning Condition: Onset\r\n\r\nNOAA Space Weather Scale descriptions can be found at\r\nwww.swpc.noaa.gov\/noaa-scales-explanation\r\n\r\nPotential Impacts: Area of impact primarily poleward of 65 degrees Geomagnetic Latitude.\r\nInduced Currents - Weak power grid fluctuations can occur.\r\nAurora - Aurora may be visible at high latitudes such as Canada and Alaska."},{"product_id":"K04W","issue_datetime":"2026-02-19 02:05:50.600","message":"Space Weather Message Code: WARK04\r\nSerial Number: 5262\r\nIssue Time: 2026 Feb 19 0205 UTC\r\n\r\nWARNING: Geomagnetic K-index of 4 expected\r\nValid From: 2026 Feb 19 0205 UTC\r\nValid To: 2026 Feb 19 0900 UTC\r\nWarning Condition: Onset\r\n\r\nNOAA Space Weather Scale descriptions can be found at\r\nwww.swpc.noaa.gov\/noaa-scales-explanation\r\n\r\nPotential Impacts: Area of impact primarily poleward of 65 degrees Geomagnetic Latitude.\r\nInduced Currents - Weak power grid fluctuations can occur.\r\nAurora - Aurora may be visible at high latitudes such as Canada and Alaska."},{"product_id":"EF3A","issue_datetime":"2026-02-18 05:27:13.940","message":"Space Weather Message Code: ALTEF3\r\nSerial Number: 3629\r\nIssue Time: 2026 Feb 18 0527 UTC\r\n\r\nCONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu\r\nContinuation of Serial Number: 3628\r\nBegin Time: 2026 Feb 16 1635 UTC\r\nYesterday Maximum 2MeV Flux: 2215 pfu\r\n\r\n\r\n\r\nPotential Impacts: Satellite systems may experience significant charging resulting in increased risk to satellite systems."},{"product_id":"TIIA","issue_datetime":"2026-02-18 04:52:27.733","message":"Space Weather Message Code: ALTTP2\r\nSerial Number: 1467\r\nIssue Time: 2026 Feb 18 0452 UTC\r\n\r\nALERT: Type II Radio Emission\r\nBegin Time: 2026 Feb 18 0431 UTC\r\nEstimated Velocity: 310 km\/s\r\n\r\n\r\n\r\nDescription: Type II emissions occur in association with eruptions on the sun and typically indicate a coronal mass ejection is associated with a flare event."},{"product_id":"EF3A","issue_datetime":"2026-02-17 13:18:38.287","message":"Space Weather Message Code: ALTEF3\r\nSerial Number: 3628\r\nIssue Time: 2026 Feb 17 1318 UTC\r\n\r\nCONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu\r\nContinuation of Serial Number: 3627\r\nBegin Time: 2026 Feb 16 1635 UTC\r\nYesterday Maximum 2MeV Flux: 1518 pfu\r\n\r\n\r\n\r\nPotential Impacts: Satellite systems may experience significant charging resulting in increased risk to satellite systems."},{"product_id":"K05W","issue_datetime":"2026-02-16 20:52:06.583","message":"Space Weather Message Code: WARK05\r\nSerial Number: 2195\r\nIssue Time: 2026 Feb 16 2052 UTC\r\n\r\nEXTENDED WARNING: Geomagnetic K-index of 5 expected\r\nExtension to Serial Number: 2194\r\nValid From: 2026 Feb 16 1700 UTC\r\nNow Valid Until: 2026 Feb 17 0900 UTC\r\nWarning Condition: Onset\r\n\r\nNOAA Space Weather Scale descriptions can be found at\r\nwww.swpc.noaa.gov\/noaa-scales-explanation\r\n\r\nPotential Impacts: Area of impact primarily poleward of 60 degrees Geomagnetic Latitude.\r\nInduced Currents - Weak power grid fluctuations can occur.\r\nSpacecraft - Minor impact on satellite operations possible.\r\nAurora - Aurora may be visible at high latitudes, i.e., northern tier of the U.S. such as northern Michigan and Maine."},{"product_id":"K06W","issue_datetime":"2026-02-16 20:52:06.570","message":"Space Weather Message Code: WARK06\r\nSerial Number: 641\r\nIssue Time: 2026 Feb 16 2052 UTC\r\n\r\nEXTENDED WARNING: Geomagnetic K-Index of 6 expected\r\nExtension to Serial Number: 640\r\nValid From: 2026 Feb 16 1840 UTC\r\nNow Valid Until: 2026 Feb 17 0300 UTC\r\nWarning Condition: Onset\r\n\r\nNOAA Space Weather Scale descriptions can be found at\r\nwww.swpc.noaa.gov\/noaa-scales-explanation\r\n\r\nPotential Impacts: Area of impact primarily poleward of 55 degrees Geomagnetic Latitude.\r\nInduced Currents - Power grid fluctuations can occur. High-latitude power systems may experience voltage alarms.\r\nSpacecraft - Satellite orientation irregularities may occur; increased drag on low Earth-orbit satellites is possible.\r\nRadio - HF (high frequency) radio propagation can fade at higher latitudes.\r\nAurora - Aurora may be seen as low as New York to Wisconsin to Washington state."},{"product_id":"K04W","issue_datetime":"2026-02-16 20:52:06.553","message":"Space Weather Message Code: WARK04\r\nSerial Number: 5261\r\nIssue Time: 2026 Feb 16 2052 UTC\r\n\r\nEXTENDED WARNING: Geomagnetic K-index of 4 expected\r\nExtension to Serial Number: 5260\r\nValid From: 2026 Feb 14 2000 UTC\r\nNow Valid Until: 2026 Feb 17 1200 UTC\r\nWarning Condition: Persistence\r\n\r\nNOAA Space Weather Scale descriptions can be found at\r\nwww.swpc.noaa.gov\/noaa-scales-explanation\r\n\r\nPotential Impacts: Area of impact primarily poleward of 65 degrees Geomagnetic Latitude.\r\nInduced Currents - Weak power grid fluctuations can occur.\r\nAurora - Aurora may be visible at high latitudes such as Canada and Alaska."},{"product_id":"K06A","issue_datetime":"2026-02-16 20:00:51.963","message":"Space Weather Message Code: ALTK06\r\nSerial Number: 696\r\nIssue Time: 2026 Feb 16 2000 UTC\r\n\r\nALERT: Geomagnetic K-index of 6\r\n Threshold Reached: 2026 Feb 16 2000 UTC\r\nSynoptic Period: 1800-2100 UTC\r\n \r\nActive Warning: Yes\r\nNOAA Scale: G2 - Moderate\r\n\r\nNOAA Space Weather Scale descriptions can be found at\r\nwww.swpc.noaa.gov\/noaa-scales-explanation\r\n\r\nPotential Impacts: Area of impact primarily poleward of 55 degrees Geomagnetic Latitude.\r\nInduced Currents - Power grid fluctuations can occur. High-latitude power systems may experience voltage alarms.\r\nSpacecraft - Satellite orientation irregularities may occur; increased drag on low Earth-orbit satellites is possible.\r\nRadio - HF (high frequency) radio propagation can fade at higher latitudes.\r\nAurora - Aurora may be seen as low as New York to Wisconsin to Washington state."},{"product_id":"K06W","issue_datetime":"2026-02-16 18:39:04.367","message":"Space Weather Message Code: WARK06\r\nSerial Number: 640\r\nIssue Time: 2026 Feb 16 1839 UTC\r\n\r\nWARNING: Geomagnetic K-Index of 6 expected\r\nValid From: 2026 Feb 16 1840 UTC\r\nValid To: 2026 Feb 16 2100 UTC\r\nWarning Condition: Onset\r\nNOAA Scale: G2 - Moderate\r\n\r\nNOAA Space Weather Scale descriptions can be found at\r\nwww.swpc.noaa.gov\/noaa-scales-explanation\r\n\r\nPotential Impacts: Area of impact primarily poleward of 55 degrees Geomagnetic Latitude.\r\nInduced Currents - Power grid fluctuations can occur. High-latitude power systems may experience voltage alarms.\r\nSpacecraft - Satellite orientation irregularities may occur; increased drag on low Earth-orbit satellites is possible.\r\nRadio - HF (high frequency) radio propagation can fade at higher latitudes.\r\nAurora - Aurora may be seen as low as New York to Wisconsin to Washington state."},{"product_id":"K05A","issue_datetime":"2026-02-16 18:36:26.503","message":"Space Weather Message Code: ALTK05\r\nSerial Number: 1966\r\nIssue Time: 2026 Feb 16 1836 UTC\r\n\r\nALERT: Geomagnetic K-index of 5\r\n Threshold Reached: 2026 Feb 16 1836 UTC\r\nSynoptic Period: 1800-2100 UTC\r\n \r\nActive Warning: Yes\r\nNOAA Scale: G1 - Minor\r\n\r\nNOAA Space Weather Scale descriptions can be found at\r\nwww.swpc.noaa.gov\/noaa-scales-explanation\r\n\r\nPotential Impacts: Area of impact primarily poleward of 60 degrees Geomagnetic Latitude.\r\nInduced Currents - Weak power grid fluctuations can occur.\r\nSpacecraft - Minor impact on satellite operations possible.\r\nAurora - Aurora may be visible at high latitudes, i.e., northern tier of the U.S. such as northern Michigan and Maine."},{"product_id":"K04W","issue_datetime":"2026-02-16 17:01:41.677","message":"Space Weather Message Code: WARK04\r\nSerial Number: 5260\r\nIssue Time: 2026 Feb 16 1701 UTC\r\n\r\nEXTENDED WARNING: Geomagnetic K-index of 4 expected\r\nExtension to Serial Number: 5259\r\nValid From: 2026 Feb 14 2000 UTC\r\nNow Valid Until: 2026 Feb 17 0300 UTC\r\nWarning Condition: Persistence\r\n\r\nNOAA Space Weather Scale descriptions can be found at\r\nwww.swpc.noaa.gov\/noaa-scales-explanation\r\n\r\nPotential Impacts: Area of impact primarily poleward of 65 degrees Geomagnetic Latitude.\r\nInduced Currents - Weak power grid fluctuations can occur.\r\nAurora - Aurora may be visible at high latitudes such as Canada and Alaska."},{"product_id":"K05W","issue_datetime":"2026-02-16 17:01:41.660","message":"Space Weather Message Code: WARK05\r\nSerial Number: 2194\r\nIssue Time: 2026 Feb 16 1701 UTC\r\n\r\nWARNING: Geomagnetic K-index of 5 expected\r\nValid From: 2026 Feb 16 1700 UTC\r\nValid To: 2026 Feb 16 2359 UTC\r\nWarning Condition: Onset\r\nNOAA Scale: G1 - Minor\r\n\r\nNOAA Space Weather Scale descriptions can be found at\r\nwww.swpc.noaa.gov\/noaa-scales-explanation\r\n\r\nPotential Impacts: Area of impact primarily poleward of 60 degrees Geomagnetic Latitude.\r\nInduced Currents - Weak power grid fluctuations can occur.\r\nSpacecraft - Minor impact on satellite operations possible.\r\nAurora - Aurora may be visible at high latitudes, i.e., northern tier of the U.S. such as northern Michigan and Maine."},{"product_id":"EF3A","issue_datetime":"2026-02-16 16:51:27.390","message":"Space Weather Message Code: ALTEF3\r\nSerial Number: 3627\r\nIssue Time: 2026 Feb 16 1651 UTC\r\n\r\nALERT: Electron 2MeV Integral Flux exceeded 1000pfu\r\nThreshold Reached: 2026 Feb 16 1635 UTC\r\nStation: GOES19\r\n \r\n\r\n\r\n\r\nPotential Impacts: Satellite systems may experience significant charging resulting in increased risk to satellite systems."},{"product_id":"K04W","issue_datetime":"2026-02-16 05:57:00.170","message":"Space Weather Message Code: WARK04\r\nSerial Number: 5259\r\nIssue Time: 2026 Feb 16 0557 UTC\r\n\r\nEXTENDED WARNING: Geomagnetic K-index of 4 expected\r\nExtension to Serial Number: 5258\r\nValid From: 2026 Feb 14 2000 UTC\r\nNow Valid Until: 2026 Feb 16 2100 UTC\r\nWarning Condition: Persistence\r\n\r\nNOAA Space Weather Scale descriptions can be found at\r\nwww.swpc.noaa.gov\/noaa-scales-explanation\r\n\r\nPotential Impacts: Area of impact primarily poleward of 65 degrees Geomagnetic Latitude.\r\nInduced Currents - Weak power grid fluctuations can occur.\r\nAurora - Aurora may be visible at high latitudes such as Canada and Alaska."},{"product_id":"K05W","issue_datetime":"2026-02-16 05:56:27.313","message":"Space Weather Message Code: WARK05\r\nSerial Number: 2193\r\nIssue Time: 2026 Feb 16 0556 UTC\r\n\r\nEXTENDED WARNING: Geomagnetic K-index of 5 expected\r\nExtension to Serial Number: 2192\r\nValid From: 2026 Feb 16 0140 UTC\r\nNow Valid Until: 2026 Feb 16 1500 UTC\r\nWarning Condition: Persistence\r\n\r\nNOAA Space Weather Scale descriptions can be found at\r\nwww.swpc.noaa.gov\/noaa-scales-explanation\r\n\r\nPotential Impacts: Area of impact primarily poleward of 60 degrees Geomagnetic Latitude.\r\nInduced Currents - Weak power grid fluctuations can occur.\r\nSpacecraft - Minor impact on satellite operations possible.\r\nAurora - Aurora may be visible at high latitudes, i.e., northern tier of the U.S. such as northern Michigan and Maine."},{"product_id":"K05W","issue_datetime":"2026-02-16 01:42:32.007","message":"Space Weather Message Code: WARK05\r\nSerial Number: 2192\r\nIssue Time: 2026 Feb 16 0142 UTC\r\n\r\nWARNING: Geomagnetic K-index of 5 expected\r\nValid From: 2026 Feb 16 0140 UTC\r\nValid To: 2026 Feb 16 0600 UTC\r\nWarning Condition: Onset\r\nNOAA Scale: G1 - Minor\r\n\r\nNOAA Space Weather Scale descriptions can be found at\r\nwww.swpc.noaa.gov\/noaa-scales-explanation\r\n\r\nPotential Impacts: Area of impact primarily poleward of 60 degrees Geomagnetic Latitude.\r\nInduced Currents - Weak power grid fluctuations can occur.\r\nSpacecraft - Minor impact on satellite operations possible.\r\nAurora - Aurora may be visible at high latitudes, i.e., northern tier of the U.S. such as northern Michigan and Maine."},{"product_id":"K04W","issue_datetime":"2026-02-15 23:38:11.260","message":"Space Weather Message Code: WARK04\r\nSerial Number: 5258\r\nIssue Time: 2026 Feb 15 2338 UTC\r\n\r\nEXTENDED WARNING: Geomagnetic K-index of 4 expected\r\nExtension to Serial Number: 5257\r\nValid From: 2026 Feb 14 2000 UTC\r\nNow Valid Until: 2026 Feb 16 0900 UTC\r\nWarning Condition: Persistence\r\n\r\nNOAA Space Weather Scale descriptions can be found at\r\nwww.swpc.noaa.gov\/noaa-scales-explanation\r\n\r\nPotential Impacts: Area of impact primarily poleward of 65 degrees Geomagnetic Latitude.\r\nInduced Currents - Weak power grid fluctuations can occur.\r\nAurora - Aurora may be visible at high latitudes such as Canada and Alaska."},{"product_id":"K06W","issue_datetime":"2026-02-15 05:14:51.503","message":"Space Weather Message Code: WARK06\r\nSerial Number: 639\r\nIssue Time: 2026 Feb 15 0514 UTC\r\n\r\nWARNING: Geomagnetic K-Index of 6 expected\r\nValid From: 2026 Feb 15 0515 UTC\r\nValid To: 2026 Feb 15 1500 UTC\r\nWarning Condition: Onset\r\nNOAA Scale: G2 - Moderate\r\n\r\nNOAA Space Weather Scale descriptions can be found at\r\nwww.swpc.noaa.gov\/noaa-scales-explanation\r\n\r\nPotential Impacts: Area of impact primarily poleward of 55 degrees Geomagnetic Latitude.\r\nInduced Currents - Power grid fluctuations can occur. High-latitude power systems may experience voltage alarms.\r\nSpacecraft - Satellite orientation irregularities may occur; increased drag on low Earth-orbit satellites is possible.\r\nRadio - HF (high frequency) radio propagation can fade at higher latitudes.\r\nAurora - Aurora may be seen as low as New York to Wisconsin to Washington state."},{"product_id":"K04W","issue_datetime":"2026-02-15 05:14:51.487","message":"Space Weather Message Code: WARK04\r\nSerial Number: 5257\r\nIssue Time: 2026 Feb 15 0514 UTC\r\n\r\nEXTENDED WARNING: Geomagnetic K-index of 4 expected\r\nExtension to Serial Number: 5256\r\nValid From: 2026 Feb 14 2000 UTC\r\nNow Valid Until: 2026 Feb 15 2359 UTC\r\nWarning Condition: Persistence\r\n\r\nNOAA Space Weather Scale descriptions can be found at\r\nwww.swpc.noaa.gov\/noaa-scales-explanation\r\n\r\nPotential Impacts: Area of impact primarily poleward of 65 degrees Geomagnetic Latitude.\r\nInduced Currents - Weak power grid fluctuations can occur.\r\nAurora - Aurora may be visible at high latitudes such as Canada and Alaska."},{"product_id":"K05W","issue_datetime":"2026-02-15 05:14:51.470","message":"Space Weather Message Code: WARK05\r\nSerial Number: 2191\r\nIssue Time: 2026 Feb 15 0514 UTC\r\n\r\nEXTENDED WARNING: Geomagnetic K-index of 5 expected\r\nExtension to Serial Number: 2190\r\nValid From: 2026 Feb 14 2135 UTC\r\nNow Valid Until: 2026 Feb 15 2100 UTC\r\nWarning Condition: Persistence\r\n\r\nNOAA Space Weather Scale descriptions can be found at\r\nwww.swpc.noaa.gov\/noaa-scales-explanation\r\n\r\nPotential Impacts: Area of impact primarily poleward of 60 degrees Geomagnetic Latitude.\r\nInduced Currents - Weak power grid fluctuations can occur.\r\nSpacecraft - Minor impact on satellite operations possible.\r\nAurora - Aurora may be visible at high latitudes, i.e., northern tier of the U.S. such as northern Michigan and Maine."},{"product_id":"K05A","issue_datetime":"2026-02-15 04:35:16.170","message":"Space Weather Message Code: ALTK05\r\nSerial Number: 1965\r\nIssue Time: 2026 Feb 15 0435 UTC\r\n\r\nALERT: Geomagnetic K-index of 5\r\n Threshold Reached: 2026 Feb 15 0429 UTC\r\nSynoptic Period: 0300-0600 UTC\r\n \r\nActive Warning: Yes\r\nNOAA Scale: G1 - Minor\r\n\r\nNOAA Space Weather Scale descriptions can be found at\r\nwww.swpc.noaa.gov\/noaa-scales-explanation\r\n\r\nPotential Impacts: Area of impact primarily poleward of 60 degrees Geomagnetic Latitude.\r\nInduced Currents - Weak power grid fluctuations can occur.\r\nSpacecraft - Minor impact on satellite operations possible.\r\nAurora - Aurora may be visible at high latitudes, i.e., northern tier of the U.S. such as northern Michigan and Maine."},{"product_id":"K05A","issue_datetime":"2026-02-15 02:13:13.917","message":"Space Weather Message Code: ALTK05\r\nSerial Number: 1964\r\nIssue Time: 2026 Feb 15 0213 UTC\r\n\r\nALERT: Geomagnetic K-index of 5\r\n Threshold Reached: 2026 Feb 15 0204 UTC\r\nSynoptic Period: 0000-0300 UTC\r\n \r\nActive Warning: Yes\r\nNOAA Scale: G1 - Minor\r\n\r\nNOAA Space Weather Scale descriptions can be found at\r\nwww.swpc.noaa.gov\/noaa-scales-explanation\r\n\r\nPotential Impacts: Area of impact primarily poleward of 60 degrees Geomagnetic Latitude.\r\nInduced Currents - Weak power grid fluctuations can occur.\r\nSpacecraft - Minor impact on satellite operations possible.\r\nAurora - Aurora may be visible at high latitudes, i.e., northern tier of the U.S. such as northern Michigan and Maine."},{"product_id":"K05W","issue_datetime":"2026-02-14 21:35:19.573","message":"Space Weather Message Code: WARK05\r\nSerial Number: 2190\r\nIssue Time: 2026 Feb 14 2135 UTC\r\n\r\nWARNING: Geomagnetic K-index of 5 expected\r\nValid From: 2026 Feb 14 2135 UTC\r\nValid To: 2026 Feb 15 0600 UTC\r\nWarning Condition: Onset\r\nNOAA Scale: G1 - Minor\r\n\r\nNOAA Space Weather Scale descriptions can be found at\r\nwww.swpc.noaa.gov\/noaa-scales-explanation\r\n\r\nPotential Impacts: Area of impact primarily poleward of 60 degrees Geomagnetic Latitude.\r\nInduced Currents - Weak power grid fluctuations can occur.\r\nSpacecraft - Minor impact on satellite operations possible.\r\nAurora - Aurora may be visible at high latitudes, i.e., northern tier of the U.S. such as northern Michigan and Maine."},{"product_id":"K04W","issue_datetime":"2026-02-14 21:35:19.480","message":"Space Weather Message Code: WARK04\r\nSerial Number: 5256\r\nIssue Time: 2026 Feb 14 2135 UTC\r\n\r\nEXTENDED WARNING: Geomagnetic K-index of 4 expected\r\nExtension to Serial Number: 5255\r\nValid From: 2026 Feb 14 2000 UTC\r\nNow Valid Until: 2026 Feb 15 0900 UTC\r\nWarning Condition: Onset\r\n\r\nNOAA Space Weather Scale descriptions can be found at\r\nwww.swpc.noaa.gov\/noaa-scales-explanation\r\n\r\nPotential Impacts: Area of impact primarily poleward of 65 degrees Geomagnetic Latitude.\r\nInduced Currents - Weak power grid fluctuations can occur.\r\nAurora - Aurora may be visible at high latitudes such as Canada and Alaska."},{"product_id":"K04A","issue_datetime":"2026-02-14 21:33:48.823","message":"Space Weather Message Code: ALTK04\r\nSerial Number: 2632\r\nIssue Time: 2026 Feb 14 2133 UTC\r\n\r\nALERT: Geomagnetic K-index of 4\r\n Threshold Reached: 2026 Feb 14 2133 UTC\r\nSynoptic Period: 2100-2400 UTC\r\n \r\nActive Warning: Yes\r\n\r\nNOAA Space Weather Scale descriptions can be found at\r\nwww.swpc.noaa.gov\/noaa-scales-explanation\r\n\r\nPotential Impacts: Area of impact primarily poleward of 65 degrees Geomagnetic Latitude.\r\nInduced Currents - Weak power grid fluctuations can occur.\r\nAurora - Aurora may be visible at high latitudes such as Canada and Alaska."},{"product_id":"K04W","issue_datetime":"2026-02-14 19:59:05.740","message":"Space Weather Message Code: WARK04\r\nSerial Number: 5255\r\nIssue Time: 2026 Feb 14 1959 UTC\r\n\r\nWARNING: Geomagnetic K-index of 4 expected\r\nValid From: 2026 Feb 14 2000 UTC\r\nValid To: 2026 Feb 15 0300 UTC\r\nWarning Condition: Onset\r\n\r\nNOAA Space Weather Scale descriptions can be found at\r\nwww.swpc.noaa.gov\/noaa-scales-explanation\r\n\r\nPotential Impacts: Area of impact primarily poleward of 65 degrees Geomagnetic Latitude.\r\nInduced Currents - Weak power grid fluctuations can occur.\r\nAurora - Aurora may be visible at high latitudes such as Canada and Alaska."},{"product_id":"A20F","issue_datetime":"2026-02-13 18:22:02.050","message":"Space Weather Message Code: WATA20\r\nSerial Number: 1096\r\nIssue Time: 2026 Feb 13 1822 UTC\r\n\r\nWATCH: Geomagnetic Storm Category G1 Predicted\r\n\r\nHighest Storm Level Predicted by Day:\r\nFeb 14:  None (Below G1)   Feb 15:  G1 (Minor)   Feb 16:  G1 (Minor)\r\n\r\nTHIS SUPERSEDES ANY\/ALL PRIOR WATCHES IN EFFECT\r\n\r\nNOAA Space Weather Scale descriptions can be found at\r\nwww.swpc.noaa.gov\/noaa-scales-explanation\r\n\r\nPotential Impacts: Area of impact primarily poleward of 60 degrees Geomagnetic Latitude.\r\nInduced Currents - Weak power grid fluctuations can occur.\r\nSpacecraft - Minor impact on satellite operations possible.\r\nAurora - Aurora may be visible at high latitudes, i.e., northern tier of the U.S. such as northern Michigan and Maine."},{"product_id":"EF3A","issue_datetime":"2026-02-13 17:07:18.960","message":"Space Weather Message Code: ALTEF3\r\nSerial Number: 3626\r\nIssue Time: 2026 Feb 13 1707 UTC\r\n\r\nALERT: Electron 2MeV Integral Flux exceeded 1000pfu\r\nThreshold Reached: 2026 Feb 13 1650 UTC\r\nStation: GOES19\r\n \r\n\r\n\r\n\r\nPotential Impacts: Satellite systems may experience significant charging resulting in increased risk to satellite systems."},{"product_id":"K04W","issue_datetime":"2026-02-13 16:29:29.040","message":"Space Weather Message Code: WARK04\r\nSerial Number: 5254\r\nIssue Time: 2026 Feb 13 1629 UTC\r\n\r\nEXTENDED WARNING: Geomagnetic K-index of 4 expected\r\nExtension to Serial Number: 5253\r\nValid From: 2026 Feb 13 0210 UTC\r\nNow Valid Until: 2026 Feb 13 2359 UTC\r\nWarning Condition: Persistence\r\n\r\nNOAA Space Weather Scale descriptions can be found at\r\nwww.swpc.noaa.gov\/noaa-scales-explanation\r\n\r\nPotential Impacts: Area of impact primarily poleward of 65 degrees Geomagnetic Latitude.\r\nInduced Currents - Weak power grid fluctuations can occur.\r\nAurora - Aurora may be visible at high latitudes such as Canada and Alaska."},{"product_id":"K04A","issue_datetime":"2026-02-13 02:13:21.563","message":"Space Weather Message Code: ALTK04\r\nSerial Number: 2631\r\nIssue Time: 2026 Feb 13 0213 UTC\r\n\r\nALERT: Geomagnetic K-index of 4\r\n Threshold Reached: 2026 Feb 13 0213 UTC\r\nSynoptic Period: 0000-0300 UTC\r\n \r\nActive Warning: Yes\r\n\r\nNOAA Space Weather Scale descriptions can be found at\r\nwww.swpc.noaa.gov\/noaa-scales-explanation\r\n\r\nPotential Impacts: Area of impact primarily poleward of 65 degrees Geomagnetic Latitude.\r\nInduced Currents - Weak power grid fluctuations can occur.\r\nAurora - Aurora may be visible at high latitudes such as Canada and Alaska."},{"product_id":"K04W","issue_datetime":"2026-02-13 02:11:53.853","message":"Space Weather Message Code: WARK04\r\nSerial Number: 5253\r\nIssue Time: 2026 Feb 13 0211 UTC\r\n\r\nWARNING: Geomagnetic K-index of 4 expected\r\nValid From: 2026 Feb 13 0210 UTC\r\nValid To: 2026 Feb 13 1800 UTC\r\nWarning Condition: Onset\r\n\r\nNOAA Space Weather Scale descriptions can be found at\r\nwww.swpc.noaa.gov\/noaa-scales-explanation\r\n\r\nPotential Impacts: Area of impact primarily poleward of 65 degrees Geomagnetic Latitude.\r\nInduced Currents - Weak power grid fluctuations can occur.\r\nAurora - Aurora may be visible at high latitudes such as Canada and Alaska."},{"product_id":"EF3A","issue_datetime":"2026-02-12 15:27:19.710","message":"Space Weather Message Code: ALTEF3\r\nSerial Number: 3625\r\nIssue Time: 2026 Feb 12 1527 UTC\r\n\r\nALERT: Electron 2MeV Integral Flux exceeded 1000pfu\r\nThreshold Reached: 2026 Feb 12 1510 UTC\r\nStation: GOES19\r\n \r\n\r\n\r\n\r\nPotential Impacts: Satellite systems may experience significant charging resulting in increased risk to satellite systems."},{"product_id":"A20F","issue_datetime":"2026-02-12 14:55:04.000","message":"Space Weather Message Code: WATA20\r\nSerial Number: 1095\r\nIssue Time: 2026 Feb 12 1455 UTC\r\n\r\nWATCH: Geomagnetic Storm Category G1 Predicted\r\n\r\nHighest Storm Level Predicted by Day:\r\nFeb 13:  None (Below G1)   Feb 14:  None (Below G1)   Feb 15:  G1 (Minor)\r\n\r\nTHIS SUPERSEDES ANY\/ALL PRIOR WATCHES IN EFFECT\r\n\r\nNOAA Space Weather Scale descriptions can be found at\r\nwww.swpc.noaa.gov\/noaa-scales-explanation\r\n\r\nPotential Impacts: Area of impact primarily poleward of 60 degrees Geomagnetic Latitude.\r\nInduced Currents - Weak power grid fluctuations can occur.\r\nSpacecraft - Minor impact on satellite operations possible.\r\nAurora - Aurora may be visible at high latitudes, i.e., northern tier of the U.S. such as northern Michigan and Maine."},{"product_id":"K04A","issue_datetime":"2026-02-11 22:21:19.700","message":"Space Weather Message Code: ALTK04\r\nSerial Number: 2630\r\nIssue Time: 2026 Feb 11 2221 UTC\r\n\r\nALERT: Geomagnetic K-index of 4\r\n Threshold Reached: 2026 Feb 11 2221 UTC\r\nSynoptic Period: 2100-2400 UTC\r\n \r\nActive Warning: Yes\r\n\r\nNOAA Space Weather Scale descriptions can be found at\r\nwww.swpc.noaa.gov\/noaa-scales-explanation\r\n\r\nPotential Impacts: Area of impact primarily poleward of 65 degrees Geomagnetic Latitude.\r\nInduced Currents - Weak power grid fluctuations can occur.\r\nAurora - Aurora may be visible at high latitudes such as Canada and Alaska."},{"product_id":"K04W","issue_datetime":"2026-02-11 19:37:25.360","message":"Space Weather Message Code: WARK04\r\nSerial Number: 5252\r\nIssue Time: 2026 Feb 11 1937 UTC\r\n\r\nWARNING: Geomagnetic K-index of 4 expected\r\nValid From: 2026 Feb 11 1936 UTC\r\nValid To: 2026 Feb 12 0600 UTC\r\nWarning Condition: Onset\r\n\r\nNOAA Space Weather Scale descriptions can be found at\r\nwww.swpc.noaa.gov\/noaa-scales-explanation\r\n\r\nPotential Impacts: Area of impact primarily poleward of 65 degrees Geomagnetic Latitude.\r\nInduced Currents - Weak power grid fluctuations can occur.\r\nAurora - Aurora may be visible at high latitudes such as Canada and Alaska."}]