Space Environment Warning
Issued by NWS
Issued by NWS
968 WOXX12 KWNP 171031 WARK06 Space Weather Message Code: WARK06 Serial Number: 545 Issue Time: 2024 Sep 17 1028 UTC EXTENDED WARNING: Geomagnetic K-Index of 6 expected Extension to Serial Number: 544 Valid From: 2024 Sep 17 0105 UTC Now Valid Until: 2024 Sep 17 1500 UTC Warning Condition: Persistence www.swpc.noaa.gov/noaa-scales-explanation Potential Impacts: Area of impact primarily poleward of 55 degrees Geomagnetic Latitude. Induced Currents - Power grid fluctuations can occur. High-latitude power systems may experience voltage alarms. Spacecraft - Satellite orientation irregularities may occur; increased drag on low Earth-orbit satellites is possible. Radio - HF (high frequency) radio propagation can fade at higher latitudes. Aurora - Aurora may be seen as low as New York to Wisconsin to Washington state. # 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