National Weather Service United States Department of Commerce

Thunderstorms forming over MN/NW WI later this afternoon are expected to move towards the southeast and could persist into the overnight hours. The primary hazard is damaging winds (70+ mph gusts), but large hail (2 inches), heavy rain, lightning, and isolated tornadoes are all possible. Initial thunderstorms are expected to remain as isolated cells, but may congeal into a line of storms during the evening. Be sure to have multiple ways to receive warnings, including ways that will wake you up!
A Heat Advisory is in effect today from Noon until 9PM. Temperatures and humidity are expected to increase today and tomorrow. Heat indices will climb into the mid to upper 90s, even touching 100 in some places.