
Isolated severe thunderstorms will be possible on Veterans Day across parts of the lower Ohio and western Tennessee Valleys. A developing storm will bring rain and gusty winds to the Mid-Atlantic and Northeast on Thursday, with the first accumulating snow likely in the higher elevations of the central Appalachians and interior Northeast. Read More >
Plaese go to the Space Weather Prediction Center for more information.
Items in grey italics apparently are older than 24 hours
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WOXX13 KWNP 100306
WARK04
Space Weather Message Code: WARK04
Serial Number: 5453
Issue Time: 2026 Nov 10 0302 UTC
EXTENDED WARNING: Geomagnetic K-index of 4 expected
Extension to Serial Number: 5452
Valid From: 2026 Nov 09 0556 UTC
Now Valid Until: 2026 Nov 10 1200 UTC
Warning Condition: Persistence
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
646
WOXX11 KWNP 071941
WARK05
Space Weather Message Code: WARK05
Serial Number: 2275
Issue Time: 2026 Nov 07 1935 UTC
WARNING: Geomagnetic K-index of 5 expected
Valid From: 2026 Nov 07 1935 UTC
Valid To: 2026 Nov 08 2100 UTC
Warning Conditions: Onset
Noaa Scale: G1 - Minor
Comment:
NOAA Scale: G1 - Minor
www.swpc.noaa.gov/noaa-scales-explanation
Potential 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.
# 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