Scattered severe thunderstorms are possible across parts of the Ohio Valley and Mid-Atlantic this afternoon and evening. Strong to severe wind gusts capable of producing wind damage should be the primary hazard, but isolated hail may also occur. Thunderstorms may bring heavy to excessive rainfall and possible flooding today over the northern Gulf Coast and upper Ohio Valley. Read More >
Plaese go to the Space Weather Prediction Center for more information.
Items in grey italics apparently are older than 24 hours
287
WOXX13 KWNP 262141
WARK04
Space Weather Message Code: WARK04
Serial Number: 5347
Issue Time: 2026 May 26 2138 UTC
WARNING: Geomagnetic K-index of 4 expected
Valid From: 2026 May 26 2137 UTC
Valid To: 2026 May 27 0600 UTC
Warning Conditions: Onset
Comment:
www.swpc.noaa.gov/noaa-scales-explanation
Potential Impacts: Area of impact primarily poleward of 65 degrees Geomagnetic Latitude.
Induced Currents - Weak power grid fluctuations can occur.
Aurora - Aurora may be visible at high latitudes such as Canada and Alaska.
# Issued by the US Dept. of Commerce, NOAA, Space Weather Prediction Center
# Recent messages, data, and help at http://swpc.noaa.gov/alerts/
# Send questions to SWPC.Webmaster@noaa.gov
234
WOXX32 KWNP 260021
WARPX1
Space Weather Message Code: WARPX1
Serial Number: 625
Issue Time: 2026 May 26 0016 UTC
WARNING: Proton 10MeV Integral Flux above 10pfu expected
Valid From: 2026 May 26 0015 UTC
Valid To: 2026 May 26 2359 UTC
Warning Conditions: Onset
Noaa Scale: S1 - Minor
Comment:
NOAA Scale: S1 - Minor
# Issued by the US Dept. of Commerce, NOAA, Space Weather Prediction Center
# Recent messages, data, and help at http://swpc.noaa.gov/alerts/
# Send questions to SWPC.Webmaster@noaa.gov
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