Space Weather Message Code: ALTEF3

Serial Number: 3501

Issue Time: 2025 Jul 21 0500 UTC



CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu

Continuation of Serial Number: 3500

Begin Time: 2025 Jul 14 1550 UTC

Yesterday Maximum 2MeV Flux: 14495 pfu






Potential Impacts: Satellite systems may experience significant charging resulting in increased risk to satellite systems.

---

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.