More states in the northern U.S. will have a chance of seeing aurora borealis on Friday, as high-speed winds from a spot on the sun’s surface may affect the Earth’s magnetic field, according to the National Oceanic and Atmospheric Administration.

On Valentine’s Day, NOAA predicts a G1 geomagnetic storm, leading to potential aurora displays by Friday. States like Idaho, Montana, and Alaska may see northern lights, with possibilities extending to northern Michigan and Maine if conditions are favorable.