Milwaukee starts the week overcast and dry, with rain chances increasing Tuesday evening and peaking overnight into early Wednesday, when a few rumbles of thunder are possible.

Milwaukee starts Sunday cool and foggy before sunshine takes over. Warmer weather arrives Monday and Tuesday, followed by several days of rain showers.

A foggy start gives way to a sunny, mild Milwaukee weekend. Rain chances rise Tuesday night and linger through midweek.

Milwaukee will see a cool, mostly sunny weekend with highs in the 60s. Rain chances return Tuesday night and linger into Wednesday.

A sunny 64-degree Thursday is ahead for Milwaukee, but dangerous Lake Michigan waves and currents remain the day’s biggest concern.

PFAS are a broad class of manufactured chemicals found in water, air, fish and soil. They do not break down easily in the environment.

Lake Michigan waves are forecast at 3 to 6 feet today into tonight, then 3 to 4 feet Thursday morning and below 4 feet by early Thursday afternoon, with swim risks improving Thursday.

Milwaukee faces a chilly, windy Tuesday with early showers and dangerous Lake Michigan waves through Wednesday evening.

Milwaukee will stay cool this week, but high swimming risk along southeastern Wisconsin beaches will continue through 7 p.m. CDT Wednesday, September 23, 2026.

Off-and-on lighter rain may continue into Monday in Milwaukee, with below-normal temperatures through midweek. Lake Michigan beaches face a high swimming risk through early Tuesday evening.

Heavy rain and thunderstorms are soaking Milwaukee Saturday as a Flood Watch remains in effect. Dangerous Lake Michigan waves are expected Sunday.

Milwaukee’s Friday clouds are the calm before a stormy weekend. Heavy rain, flooding concerns and dangerous Lake Michigan shoreline conditions are all in the forecast.

A little league field in Atlantic went underwater as some Cass County roads flooded and the Nishnabotna River crept toward flood stage.