NOTICE: Notifications Timeline Disruption
published: Monday, May 18, 2026 19:00 UTC
Due to ongoing upgrades, the notifications timeline is unreliable at this time.
Near and Far Side Solar Imagery on 18 May 2026
published: Monday, May 18, 2026 14:25 UTC
Lack of noteworthy sunspots & low solar activity calls for only a chance of M-class flares (R1-R2 events) the next three days.
10 May R2 (Moderate) Radio Blackout
published: Monday, May 11, 2026 07:37 UTC
Region 4436 produced an M5.7 flare (R2/Moderate) at 10/1339 UTC.
Slow Moving Transient Led to Brief G2 Levels on 4 May
published: Tuesday, May 5, 2026 14:19 UTC
G2 (Moderate) geomagnetic storm conditions were briefly reached later on 4 May.
G2 Warning for 04 May 2026
published: Monday, May 4, 2026 22:49 UTC
A G2 Warning was issued through 23:59 UTC on 04 May due to the passage of a magnetic transient likely associated with an eruption that left the Sun
X2.5 flare (R3-Strong) observed from near NW solar limb.
published: Friday, April 24, 2026 14:08 UTC
X2.5 flare (R3-Strong) observed at 24/0813 UTC from near NW solar limb. Appears to originate just NW of active Region 4419.
Geospace Model Version 2.0 Begins Operations in Support of Power Grids
published: Tuesday, January 26, 2021 03:32 UTC
On February 3, 2021*, Geospace Model Version 2.0, which is part of the University of Michigan’s Space Weather Modeling Framework, will commen
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