Image: Reference photo · September 12, 2024; colorized ultraviolet; not this incident or current conditions · NASA/SDO · not current conditions · Original image source

Agency update: 2026-09-05T23:41:18.807Z

NOAA Space Weather Prediction Center bulletin:

Space Weather Message Code: SUMPC0
Serial Number: 41
Issue Time: 2026 Sep 05 2341 UTC

SUMMARY: Proton Event 100MeV Integral Flux exceeded 1pfu
Begin Time: 2026 Sep 05 1545 UTC
Maximum Time: 2026 Sep 05 1550 UTC
End Time: 2026 Sep 05 1615 UTC
Maximum 100MeV Flux: 1 pfu
Comment:

This is a developing story; updates will be added as NOAA Space Weather Prediction Center issues them.

Source: NOAA Space Weather Prediction Center

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