National Weather Service United States Department of Commerce

Dangerous Heat Continues in the East; Heavy Rain and Flash Flooding in the Southwest, Plains, and Upper Midwest

Prolonged and intense heat wave continues into Friday with relief expected by this weekend. The most significant cumulative heat impacts are anticipated across the Mid-Atlantic through Thursday and eastern Ohio Valley through Friday. Thunderstorms and heavy rain will continue to bring a flash flood threat over portions of the central Plains, Midwest, northern Great Lakes, and the Southwest. Read More >

The National Weather Service Forecast office in Caribou issues wind chill advisories when the wind chilll =< -20F and with Winds > 10 mph.  Wind chill warnings are issued when the wind chill =< -35F with Winds > 10 mph.