National Weather Service United States Department of Commerce

Scattered showers and isolated thunderstorms will end late this evening or overnight as low pressure moves across the region. High pressure will bring decreasing clouds on Friday with warming temperatures. A weak system may bring a chance of mainly afternoon showers to the area on Saturday, followed by more sun and warmth on Sunday.
Showers and storms spread from southwest to northeast through tonight. Locally heavy rainfall and some thunderstorms are possible, mainly this afternoon and evening. Most areas are looking at 0.25-0.5" of rainfall by tonight with locally higher amounts approaching 1" possible across the Fox Valley and east-central WI.