Space Weather Message Code: SUMX01

Serial Number: 194

Issue Time: 2025 May 25 0214 UTC



SUMMARY: X-ray Event exceeded X1

Begin Time: 2025 May 25 0146 UTC

Maximum Time: 2025 May 25 0152 UTC

End Time: 2025 May 25 0157 UTC

X-ray Class: X1.1
Location: S03W47

NOAA Scale: R3 - Strong



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.

---

Thank you for using the Product Subscription Service. If you would like to remove a product subscription or update the personal information in your account, go to the Product Subscription Site. Please do not use the from address for correspondence, as it is not monitored. For comments or help, please contact SWPC Help.