National Weather Service United States Department of Commerce

Multiple rounds of rain and storms are expected through midweek this week, with chances for severe weather each day Monday through Wednesday. Flooding may develop as well as multiple storms hit the same areas.
Total rainfall of 1 to 3 inches expected through midweek as multiple rounds of rain and storms work through southern Wisconsin. Monitor river levels if you live or drive near a river or creek, clear gutters and storm drains, and never drive or walk through floodwaters!
Scattered thunderstorms are becoming widespread this evening, with expectations for a line of consistent rain and storms to develop across southeastern to south-central Wisconsin tonight. No severe weather is expected, but some river rises may develop.
A warm front will trigger storm development Monday evening into Monday night, with all hazards possible along and just south of the warm front. Farther north, large hail is the primary threat. Farther south, only isolated activity is expected. This front may trend farther north or south.