Subj : NOAA Geophysical Alert Message To : all From : NOAA WWV poster Date : Sat Oct 21 2017 11:15:44 :Product: Geophysical Alert Message wwv.txt :Issued: 2017 Oct 21 1505 UTC # Prepared by the US Dept. of Commerce, NOAA, Space Weather Prediction Center # # Geophysical Alert Message # Solar-terrestrial indices for 20 October follow. Solar flux 76 and estimated planetary A-index 8. The estimated planetary K-index at 1500 UTC on 21 October was 2. Space weather for the past 24 hours has been minor. Radio blackouts reaching the R1 level occurred. No space weather storms are predicted for the next 24 hours. * Origin: (1:3634/12) .