Space Weather Alerts
Monitor space weather alerts from NASA DONKI and NOAA SWPC in one timeline. This alert desk highlights solar flare alerts, geomagnetic storm watches, radio blackout notices, and related event context so you can quickly see what changed, how severe it is, and what activity may be driving it.
WATCH: Geomagnetic Storm Category G1 Predicted
EXTENDED WARNING: Geomagnetic K-index of 4 expected
Area of impact primarily poleward of 65 degrees Geomagnetic Latitude.
ALERT: Geomagnetic K-index of 4
WARNING: Geomagnetic K-index of 5 expected
WARNING: Geomagnetic K-index of 4 expected
WATCH: Geomagnetic Storm Category G1 Predicted
No linked events were resolved for the current alerts.
About the watchlist
SWPC alerts don't carry DONKI activity IDs, so they appear in the alerts column but won't have linked events here. DONKI alerts with resolvable activity IDs will show their related events above.