23:13 UTC August 21, 2025
An active substorm is in progress. We had a pretty good dip right at 19:46 UTC, which equates to 3:46 PM, so not long ago. (Count backward 4 hours from 19:46 and convert from 24 hour time.) Some chances we may see a few dips down to southerly bZ right at first dark, and through […]
