:Product: Geophysical Alert Message wwv.txt :Issued: 2026 Jan 16 2105 UTC # Prepared by the US Dept. of Commerce, NOAA, Space Weather Prediction Center # # Geophysical Alert Message # Solar-terrestrial indices for 16 January follow. Solar flux 148 and estimated planetary A-index 24. The estimated planetary K-index at 2100 UTC on 16 January was 4.33. Space weather for the past 24 hours has been minor. Geomagnetic storms reaching the G1 level occurred. Space weather for the next 24 hours is predicted to be minor. Geomagnetic storms reaching the G1 level are expected. Radio blackouts reaching the R1 level are likely.