Space Weather Message Code: WARK04
Serial Number: 3710
Issue Time: 2020 Feb 18 1306 UTC
WARNING: Geomagnetic K-index of 4 expected
Valid From: 2020 Feb 18 1305 UTC
Valid To: 2020 Feb 18 2100 UTC
Warning Condition: Onset
NOAA Space Weather Scale descriptions can be found at
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.
Space Weather Message Code: WARK04
Serial Number: 3709
Issue Time: 2020 Feb 18 0652 UTC
WARNING: Geomagnetic K-index of 4 expected
Valid From: 2020 Feb 18 0651 UTC
Valid To: 2020 Feb 18 1200 UTC
Warning Condition: Onset
NOAA Space Weather Scale descriptions can be found at
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.