Local 3/27/2026, 5:00:11 AM
UTC 2026-03-27T05:00:11.140Z
Space Weather Message Code: ALTEF3Serial Number: 3658Issue Time: 2026 Mar 27 0500 UTCCONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfuContinuation of Serial Number: 3657Begin Time: 2026 Mar 22 1430 UTCYesterday Maximum 2MeV Flux: 11382 pfuPotential Impacts: Satellite systems may experience significant charging resulting in increased risk to satellite systems.
Local 3/26/2026, 12:21:36 PM
UTC 2026-03-26T12:21:36.980Z
Space Weather Message Code: ALTTP2Serial Number: 1471Issue Time: 2026 Mar 26 1221 UTCALERT: Type II Radio EmissionBegin Time: 2026 Mar 26 0617 UTCEstimated Velocity: 607 km/sDescription: Type II emissions occur in association with eruptions on the sun and typically indicate a coronal mass ejection is associated with a flare event.
Local 3/26/2026, 4:59:50 AM
UTC 2026-03-26T04:59:50.823Z
Space Weather Message Code: ALTEF3Serial Number: 3657Issue Time: 2026 Mar 26 0459 UTCCONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfuContinuation of Serial Number: 3656Begin Time: 2026 Mar 22 1430 UTCYesterday Maximum 2MeV Flux: 8452 pfuPotential Impacts: Satellite systems may experience significant charging resulting in increased risk to satellite systems.
Local 3/25/2026, 3:58:47 PM
UTC 2026-03-25T15:58:47.967Z
Space Weather Message Code: WATA20Serial Number: 1102Issue Time: 2026 Mar 25 1558 UTCWATCH: Geomagnetic Storm Category G1 PredictedHighest Storm Level Predicted by Day:Mar 26: G1 (Minor) Mar 27: None (Below G1) Mar 28: None (Below G1)THIS SUPERSEDES ANY/ALL PRIOR WATCHES IN EFFECTNOAA Space Weather Scale descriptions can be found atwww.swpc.noaa.gov/noaa-scales-explanationPotential Impacts: Area of impact primarily poleward of 60 degrees Geomagnetic Latitude.Induced Currents - Weak power grid fluctuations can occur.Spacecraft - Minor impact on satellite operations possible.Aurora - Aurora may be visible at high latitudes, i.e., northern tier of the U.S. such as northern Michigan and Maine.