Space Weather Message Code: SUMX01

Serial Number: 213

Issue Time: 2026 Mar 30 0516 UTC



CANCEL SUMMARY: X-ray Event exceeded X1

Cancel Serial Number: 212

Original Issue Time: 2026 Mar 30 0353 UTC



Comment: The flare maximum was recorded as an X1.4.


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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