Space Environment Warning
Issued by NWS
WOXX13 KWNP 282004
Space Weather Message Code: WARK04
Serial Number: 2504
Issue Time: 2015 Mar 28 1957 UTC
EXTENDED WARNING: Geomagnetic K-index of 4 expected
Extension to Serial Number: 2503
Valid From: 2015 Mar 28 0650 UTC
Now Valid Until: 2015 Mar 29 2000 UTC
Warning Condition: Persistence
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
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