:Product: Geophysical Alert Message wwv.txt :Issued: 2022 May 20 0005 UTC # Prepared by the US Dept. of Commerce, NOAA, Space Weather Prediction Center # # Geophysical Alert Message # Solar-terrestrial indices for 19 May follow. Solar flux 173 and estimated planetary A-index 10. The estimated planetary K-index at 0000 UTC on 20 May was 2. Space weather for the past 24 hours has been moderate. Radio blackouts reaching the R2 level occurred. No space weather storms are predicted for the next 24 hours.