:Product: Geophysical Alert Message wwv.txt :Issued: 2024 Mar 29 0305 UTC # Prepared by the US Dept. of Commerce, NOAA, Space Weather Prediction Center # # Geophysical Alert Message # Solar-terrestrial indices for 28 March follow. Solar flux 173 and estimated planetary A-index 7. The estimated planetary K-index at 0300 UTC on 29 March was 2.00. Space weather for the past 24 hours has been strong. Radio blackouts reaching the R3 level occurred. Space weather for the next 24 hours is predicted to be moderate. Radio blackouts reaching the R2 level are expected.