Space Environment Warning
Issued by NWS
Issued by NWS
467 WOXX13 KWNP 190716 WARK04 Space Weather Message Code: WARK04 Serial Number: 4813 Issue Time: 2025 Jan 19 0710 UTC WARNING: Geomagnetic K-index of 4 expected Valid From: 2025 Jan 19 0709 UTC Valid To: 2025 Jan 19 2359 UTC Warning Condition: Onset www.swpc.noaa.gov/noaa-scales-explanation Potential Impacts: Area of impact primarily poleward of 65 degrees Geomagnetic Latitude. Induced Currents - Weak power grid fluctuations can occur. Aurora - Aurora may be visible at high latitudes such as Canada and Alaska. # 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