Space Environment Alert
Issued by NWS
WOXX11 KWNP 232210
Space Weather Message Code: ALTK05
Serial Number: 954
Issue Time: 2016 Apr 23 2205 UTC
ALERT: Geomagnetic K-index of 5
Threshold Reached: 2016 Apr 23 2204 UTC
Synoptic Period: 2100-2400 UTC
Active Warning: Yes
NOAA Scale: G1 - Minor
Potential Impacts: Area of impact primarily poleward of 60 degrees Geomagnetic Latitude.
Induced Currents - Weak power grid fluctuations can occur.
Spacecraft - Minor impact on satellite operations possible.
Aurora - Aurora may be visible at high latitudes, i.e., northern tier of the U.S. such as northern Michigan and Maine.
# Issued by the US Dept. of Commerce, NOAA, Space Weather Prediction Center
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