WOXX13 KWNP 120951
WARK04

Space Weather Message Code: WARK04
Serial Number: 5317
Issue Time: 2026 Apr 12 0945 UTC

CANCEL WARNING: Geomagnetic K-index of 4 expected
Cancel Serial Number: 5316
Original Issue Time: 2026 Apr 10 0143 UTC

Comment: Active conditions (Kp=4) are no longer expected to occur.
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.

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