Though geomagnetic activity is beginning to wane, the northern lights could still put on a show tonight (June 3). Earth is still reverberating from not one but two coronal mass ejections (CMEs) that hit in the early hours of June 1 and late June 2,

A rare Northern Lights display could be visible across the northern United States on Monday. See where and when to watch the aurora borealis, plus viewing tips from NOAA.