National Weather Service United States Department of Commerce

Dangerous Heat and Heavy Rainfall into the Weekend

Hot temperatures and high humidity are forecast to continue across the mid-Mississippi Valley into this weekend. Heat Advisories remain in effect. Heavy to excessive rainfall occurring at times through the weekend could bring areas of flooding to parts of the northern Rockies, upper Midwest, central Great Lakes, and southern New England. Read More >

1-3" of rain fell across much of southern Wisconsin early Saturday morning with another 1-3" possible this afternoon into the overnight hours Saturday. There'll be a lull in the rain late Saturday morning into the afternoon before the next round of scattered rain showers and storms develops in western Wisconsin. Flood Watch goes until Sunday morning.
Round 1 of rain came through on Saturday morning with 1-3" of rain measured across much of southern Wisconsin. Higher amounts of 3-5" occurred in far southwestern Wisconsin. There'll be a lull in the rain on Saturday before Round 2 develops in the afternoon. Heavy rainfall of 1-3" is possible in southern Wisconsin through the early morning hours Sunday.
A High Swim Risk is in effect through Wednesday for Lake Michigan beaches in Sheboygan, Ozaukee, Milwaukee, Racine and Kenosha counties. Persistent east to northeast winds, high waves, and dangerous water currents are expected. Stay out of the water!
Round 2 of the rain will begin this afternoon and last into the overnight hours. Rain chances will tail off into the early morning hours Sunday.