:Product: Geophysical Alert Message wwv.txt :Issued: 2024 Oct 31 0615 UTC # Prepared by the US Dept. of Commerce, NOAA, Space Weather Prediction Center # # Geophysical Alert Message # Solar-terrestrial indices for 30 October follow. Solar flux 270 and estimated planetary A-index 15. The estimated planetary K-index at 0600 UTC on 31 October was 1.00. Space weather for the past 24 hours has been moderate. Solar radiation storms reaching the S1 level occurred. Radio blackouts reaching the R2 level occurred. Space weather for the next 24 hours is predicted to be minor. Solar radiation storms reaching the S1 level are expected. Radio blackouts reaching the R1 level are expected.