Strong (G3) Storm in Progress |
March 23, 2023 @ 14:45 UTC (UPDATED) |
Not the best of timing for aurora sky watchers across northern Europe and North America, however a moderate (G2) geomagnetic storm is currently in progress. A watch for Strong (G3) conditions has been added. The Bz component of the interplanetary magnetic field (IMF) has been tipped south, a condition known to fuel geomagnetic activity around the polar zones. Stay tuned for the latest updates. UPDATE: The strong G3 storm threshold was reached at 14:46 UTC. ALERT: Geomagnetic K-index of 7 Threshold Reached: 2023 Mar 23 1446 UT Synoptic Period: 1200-1500 UT Active Warning: Yes NOAA Scale: G3 - Strong |