//Geomagnetic Storm Watches Are in Effect through December 11

Geomagnetic Storm Watches Are in Effect through December 11

NOAA’s Space Weather Prediction Center (SWPC) reports that geomagnetic storm watches are in effect through December 11, due to the effects of a direct coronal mass ejection (CME) collision with the Earth’s magnetosphere from December 9 until December 11. The CME eruption was associated with a C7 solar flare erupting from Sunspot Region 2790 on December 7.

Arrival of a shock wave associated with…

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