National Weather Service United States Department of Commerce

Extreme Heat and Excessive Rainfall This Week

A significant heat wave is underway for the Intermountain West, Northern Plains, and Upper Great Lakes, peaking in intensity through midweek and lingering across parts of the Northern Plains and Midwest until this weekend. In southwest Texas, excessive rainfall may bring a risk for potentially life-threatening flash and arroyo flooding through Thursday. Read More >

A Heat Advisory is in effect between 12 PM today and 8 PM Wednesday across all of southern Wisconsin. Hottest periods are expected between 12-8 PM each day, when temperatures will climb into the mid-upper 90s with heat indices around 100. Take proper heat precautions if planning to be outdoors!
Elevated heat and humidity is expected to continue into Thursday & Friday though lower concerns for Heat Advisory conditions.