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025
WOXX32 KWNP 122341
SUMPX3

Space Weather Message Code: SUMPX3
Serial Number: 21
Issue Time: 2025 Nov 12 2338 UTC

SUMMARY:  Proton Event 10MeV Integral Flux exceeded 1000pfu
Begin Time: 2025 Nov 12 0145 UTC
Maximum Time: 2025 Nov 12 0215 UTC
End Time: 2025 Nov 12 0310 UTC
Maximum 10MeV Flux: 1460 pfu
NOAA Scale: S3 - Strong

Comment: Final CME shock appears to have arrived at L1 at approximately 12/1853 UTC. The corresponding proton enhancement in GEO reached 819 pfu at 12/1915 UTC. S3 levels are no longer expected.
www.swpc.noaa.gov/noaa-scales-explanation

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