ALERT: Geomagnetic K-index: 4

Space Weather Message Code: ALTK04
Serial Number: 2183
Issue Time: 2021 Jan 06 0802 UTC

ALERT: Geomagnetic K-index: 4
Threshold Reached: 2021 Jan 06 0801 UTC
Synoptic Period: 0600-0900 UTC

Active Warning: YES!

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

Potential Impacts: Area of impact primarily poleward of 65° Geomagnetic Latitude.
Induced Currents – Weak power grid fluctuations can occur.
Aurora – Northern Lights may be visible at High Latitudes (60°+) for example in: Sweden, Finland and Norway.

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