Earth-directed CME triggers G2 geomagnetic storm watch, aurora possible as low as New York
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March 17, 2026
An Earth-directed coronal mass ejection (CME) produced by an M2.7 solar flare on March 16, 2026, is expected to impact Earth on March 19, producing G2 - Moderate geomagnetic storming and aurora at mid-latitudes.
Source
Discussion in the ATmosphere