Parts of the northern U.S. could have an opportunity to see the northern lights on Wednesday night, with additional chances likely through the end of the week, according to a National Oceanic and Atmospheric Administration forecast. (See updated forecast for Thursday night.)

Since May this year, the aurora borealis (northern lights), has at times been visible further south than usual over Britain, sparking amazement and fascination. Social media has been alive with images of the skies glowing with green,

Did you know most auroras are only seen in places above 60 degrees latitude? This natural wonder, known as the Aurora Borealis, amazes millions every year. But, in 1989, an aurora was spotted as far south as Key West in Florida and the Yucatán Peninsula in Mexico.

Geomagnetic storm conditions are expected on Saturday night, likely pulling the northern lights further south below the Canadian border, according to a National Oceanic and Atmospheric Administration forecast. (Here’s an updated forecast for Sunday night.)