[SFDXA] WATCH: Geomagnetic Storm Category G3 Predicted

Bill bmarx at bellsouth.net
Tue Aug 16 17:46:35 EDT 2022


Space Weather Message Code: WATA50
> Serial Number: 68
> Issue Time: 2022 Aug 16 1807 UTC
> 
> WATCH: Geomagnetic Storm Category G3 Predicted
> 
> Highest Storm Level Predicted by Day:
> Aug 17:  G1 (Minor)   Aug 18:  G3 (Strong)   Aug 19:  G2 (Moderate)
> 
> 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 50 degrees Geomagnetic Latitude.
> Induced Currents - Power system voltage irregularities possible, false alarms may be triggered on some protection devices.
> Spacecraft - Systems may experience surface charging; increased drag on low Earth-orbit satellites and orientation problems may occur.
> Navigation - Intermittent satellite navigation (GPS) problems, including loss-of-lock and increased range error may occur.
> Radio - HF (high frequency) radio may be intermittent.
> Aurora - Aurora may be seen as low as Pennsylvania to Iowa to Oregon.



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