martedì 5 settembre 2017

Storms and blackouts

Note the extremely high solar flux reading for Sept 4: 183!

:Product: Geophysical Alert Message wwv.txt
:Issued: 2017 Sep 05 0300 UTC
# Prepared by the US Dept. of Commerce, NOAA, Space Weather Prediction Center
#
#          Geophysical Alert Message
#
Solar-terrestrial indices for 04 September follow.
Solar flux 183 and estimated planetary A-index 18.
The estimated planetary K-index at 0300 UTC on 05 September was 4.

Space weather for the past 24 hours has been moderate.
Geomagnetic storms reaching the G1 level occurred.
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.
Geomagnetic storms reaching the G1 level are expected.
Solar radiation storms reaching the S1 level are expected.
Radio blackouts reaching the R1 level are expected.
 

(via dxld yg)