Space Environment Alert
Issued by NWS
Issued by NWS
244 WOXX30 KWNP 151121 ALTEF3 Space Weather Message Code: ALTEF3 Serial Number: 3454 Issue Time: 2025 Apr 15 1116 UTC CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu Continuation of Serial Number: 3453 Begin Time: 2025 Apr 05 1225 UTC Yesterday Maximum 2MeV Flux: 1464 pfu Potential Impacts: Satellite systems may experience significant charging resulting in increased risk to satellite systems. # Issued by the US Dept. of Commerce, NOAA, Space Weather Prediction Center # Recent messages, data, and help at http://swpc.noaa.gov/alerts/ # Send questions to SWPC.Webmaster@noaa.gov