If you find yourself in one of the 18 states listed above (or simply want to try your luck) head to a dark, north-facing spot away from city lights. As we approach the summer solstice on June 20/21, nights are growing shorter, so your best window for viewing may be in the early morning hours, around 1 to 2 a.m.

Wisconsinites will have another chance to see the northern lights heading into the June 13 weekend. The National Oceanic and Atmospheric Administration has issued a geomagnetic storm watch for June 14,