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Northern Lights Could Reach About 25 U.S. States Tonight, NOAA Says

NOAA says a Kp index of 4 could push aurora into the northern U.S. during the Lyrids peak.

Northern Lights Reach Into Mid-U.S. As G2 Storm Peaks

NOAA Issues G1 Geomagnetic Storm Watch as Northern Lights Possible Across 10 U.S. States

Geomagnetic Storm Keeps Aurora Borealis Glowing Over Northern U.S. Wednesday Night