A flash flood warning was issued by the National Weather Service in Milwaukee-Sullivan at 7:12 p.m. on Monday, Aug. 18.

National Weather Service issues severe thunderstorm watch for multiple Wisconsin counties until 6 p.m., with heavy rain and lightning expected. Second round of storms likely during evening commute.

The National Weather Service has issued a Flash Flood Warning for southern Walworth County until 10:45 p.m. Monday.

Hurricane Erin strengthened back into a Category 4 storm as U.S. officials warned of dangerous rip currents this week.

Forecasters say southeastern Wisconsin is facing severe storms, flooding risks, and life-threatening waves today.

Aug. 18 is really the last time this week Wisconsin could see heavy rainfall before the sun returns, bringing beautiful ...