Big impact from the #sun. G4 magnetic #storm conditions reached on #Earth. Watch sky tonight for northern lights!
Discussion
From NOAA:
Space Weather Message Code: ALTK08
Serial Number: 30
Issue Time: 2024 Mar 24 1629 UTC
ALERT: Geomagnetic K-index of 8, 9-
Threshold Reached: 2024 Mar 24 1628 UTC
Synoptic Period: 1500-1800 UTC
Active Warning: Yes
NOAA Scale: G4 - Severe
Bz going south again at -4 nT. Needs to be strongly negative for a good light show. It was positive a little earlier which was a bummer.
Well that was weird. Came fast, hit hard, and left quick. So much for a nice show tonight.