Space Weather Message Code: SUMX01

Serial Number: 187

Issue Time: 2025 Jan 03 2305 UTC



SUMMARY: X-ray Event exceeded X1

Begin Time: 2025 Jan 03 2232 UTC

Maximum Time: 2025 Jan 03 2241 UTC

End Time: 2025 Jan 03 2251 UTC

X-ray Class: X1.1
Location: N11E57

NOAA Scale: R3 - Strong



Comment: Proton Prediction Model resulted in a 3% chance for 10 MeV Protons to exceed threshold beginning about 13 hours from maximum time.



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.