Space Weather Message Code: WATA20
Serial Number: 868
Issue Time: 2020 Sep 25 2023 UTC
WATCH: Geomagnetic Storm Category G1 Predicted
Highest Storm Level Predicted by Day:
Sep 26: None (Below G1) Sep 27: None (Below G1) Sep 28: G1 (Minor)
THIS SUPERSEDES ANY/ALL PRIOR WATCHES IN EFFECT
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.
https://www.swpc.noaa.gov/content/space-weather-glossary
https://www.swpc.noaa.gov/products/geophysical-alert-wwv-text