Re:Continued G4 (Severe) Geomagnetic Storming Observed
by daenney on Friday September 08, 2017 @12:38PM
(#15201708)
So what does this mean?
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Re:Continued G4 (Severe) Geomagnetic Storming Observed
by colanderman on Friday September 08, 2017 @12:43PM
(#15201753)
The scale is explained here: http://www.swpc.noaa.gov/noaa-scales-explanation (click on "Geomagnetic storms")