887
WOXX32 KWNP 212341
WARPX1

Space Weather Message Code: WARPX1
Serial Number: 590
Issue Time: 2024 Nov 21 2336 UTC

EXTENDED WARNING: Proton 10MeV Integral Flux above 10pfu expected
Extension to Serial Number: 589
Valid From: 2024 Nov 21 1917 UTC
Now Valid Until: 2024 Nov 22 2359 UTC
Warning Condition: Persistence
Predicted NOAA Scale: S1 - Minor
www.swpc.noaa.gov/noaa-scales-explanation
Potential Impacts: Radio - Minor impacts on polar HF (high frequency) radio propagation resulting in fades at lower frequencies.

# Issued by the US Dept. of Commerce, NOAA, Space Weather Prediction Center
# Recent messages, data, and help at http://swpc.noaa.gov/alerts/
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