Space Weather Message Code: WARK05
Serial Number: 1375
Issue Time: 2017 Aug 18 0212 UTC

WARNING: Geomagnetic K-index of 5 expected
Valid From: 2017 Aug 18 0212 UTC
Valid To: 2017 Aug 18 1200 UTC
Warning Condition: Onset
NOAA Scale: G1 – Minor

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

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.

Space Weather Message Code: WARK05
Serial Number: 1373
Issue Time: 2017 Aug 17 0809 UTC

WARNING: Geomagnetic K-index of 5 expected
Valid From: 2017 Aug 17 0808 UTC
Valid To: 2017 Aug 17 1500 UTC
Warning Condition: Onset
NOAA Scale: G1 – Minor

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

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.

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