ALERT: Geomagnetic K-index: 4

Space Weather Message Code: ALTK04
Serial Number: 2171
Issue Time: 2020 Oct 05 2000 UTC

ALERT: Geomagnetic K-index: 4
Threshold Reached: 2020 Oct 05 1949 UTC
Synoptic Period: 1800-2100 UTC

Active Warning: YES!

NOAA Space Weather Scale descriptions can be found at
Scale Description

Potential Impacts: Area of impact primarily poleward of 65 degrees 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.

, . , , .