Subj : NOAA Geophysical Alert Message To : all From : NOAA WWV poster Date : Thu May 31 2018 17:15:40 :Product: Geophysical Alert Message wwv.txt :Issued: 2018 May 31 2110 UTC # Prepared by the US Dept. of Commerce, NOAA, Space Weather Prediction Center # # Geophysical Alert Message # Solar-terrestrial indices for 31 May follow. Solar flux 77 and estimated planetary A-index 14. The estimated planetary K-index at 2100 UTC on 31 May was 4. No space weather storms were observed for the past 24 hours. Space weather for the next 24 hours is predicted to be minor. Geomagnetic storms reaching the G1 level are likely. * Origin: (1:3634/12) .