Space Weather Message Code: SUMX01
Serial Number: 215
Issue Time: 2026 Apr 24 0131 UTC
SUMMARY: X-ray Event exceeded X1
Begin Time: 2026 Apr 24 0051 UTC
Maximum Time: 2026 Apr 24 0107 UTC
End Time: 2026 Apr 24 0113 UTC
X-ray Class: X2.4
Location: N17W71
NOAA Scale: R3 - Strong
Comment: Accompanied by a tenflare with a castelli-U signature. No radio observations currently available.
NOAA Space Weather Scale descriptions can be found at
www.swpc.noaa.gov/noaa-scales-explanation
Potential Impacts: Area of impact consists of large portions of the sunlit side of Earth, strongest at the sub-solar point.
Radio - Wide area blackout of HF (high frequency) radio communication for about an hour.
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