Space Weather Alert

Space Weather Message Code: WATA20
Serial Number: 513
Issue Time: 2013 Mar 12 2041 UTC

WATCH: Geomagnetic Storm Category G1 Predicted
Highest Storm Level Predicted by Day:
Mar 13:  None (Below G1)   Mar 14:  None (Below G1)   Mar 15:  G1 (Minor)
THIS SUPERSEDES ANY/ALL PRIOR WATCHES IN EFFECT
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.

Source:

http://www.swpc.noaa.gov/ftpdir/forecasts/ALTS.txt