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Old August 28th 15, 06:12 PM posted to sci.astro.amateur
Sam Wormley[_2_]
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Default WARNING: Geomagnetic K-Index of 6 expected -- Issue Time: 2015 Aug 281708 UTC

Space Weather Message Code: WARK06
Serial Number: 288
Issue Time: 2015 Aug 28 1708 UTC

WARNING: Geomagnetic K-Index of 6 expected
Valid From: 2015 Aug 28 1710 UTC
Valid To: 2015 Aug 28 2000 UTC
Warning Condition: Onset
NOAA Scale: G2 - Moderate

NOAA Space Weather Scale descriptions can be found at
www.swpc.noaa.gov/noaa-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.