Strong Geomagnetic Storm Watch: Aurora Possible Across Northern U.S. This Week

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Boulder, CO – The NOAA Space Weather Prediction Center has issued a G3 (Strong) Geomagnetic Storm Watch for Tuesday night through Wednesday, November 11–12, as multiple Coronal Mass Ejections (CMEs) from recent solar flares are expected to impact Earth.

Two significant CMEs erupted from the Sun on November 9 and 10, following an X1.2-class solar flare. The first eruption is expected to reach Earth late Tuesday evening, with a second, faster-moving CME anticipated to arrive by early Wednesday morning

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