WARNING: Geomagnetic K-index: 6 (G2)

Space Weather Message Code: WARK06
Serial Number: 449
Issue Time: 2021 Nov 04 0244 UTC

EXTENDED WARNING: Geomagnetic K-Index of 6 expected
Extension to Serial Number: 448
Valid From: 2021 Nov 03 2135 UTC
Now Valid Until: 2021 Nov 04 1500 UTC
Warning Condition: Persistence

NOAA Space Weather Scale descriptions can be found at 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.

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