


NWS Forecast for: Waterloo WI Issued by: National Weather Service Milwaukee, WI Last Update: 1:54 pm CDT Jul 3, 2025 | ![]() |
This Afternoon: A 20 percent chance of showers and thunderstorms after 4pm. Mostly sunny and hot, with a high near 32. Southwest wind 5 to 10 km/h. Tonight: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 21. Southeast wind around 10 km/h. Chance of precipitation is 70%. New rainfall amounts between 1 and 2 cm possible. Independence Day: Showers and thunderstorms likely, mainly before 1pm. Partly sunny and hot, with a high near 32. Heat index values as high as 36. Southwest wind 10 to 15 km/h. Chance of precipitation is 60%. New rainfall amounts between 5 and 7.5 mm possible. Friday Night: Mostly clear, with a low around 22. South wind around 10 km/h. Saturday: A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny and hot, with a high near 32. Southwest wind 15 to 25 km/h. Saturday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 21. Southwest wind 10 to 20 km/h. Sunday: A chance of showers, with thunderstorms also possible after 10am. Mostly cloudy, with a high near 27. West wind 10 to 15 km/h becoming north in the afternoon. Chance of precipitation is 40%. Sunday Night: Partly cloudy, with a low around 17. Northeast wind 5 to 10 km/h. Monday: Sunny, with a high near 29. Monday Night: Partly cloudy, with a low around 17. Tuesday: A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 29. Tuesday Night: A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 17. Wednesday: A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 28. | |
Waterloo WI 43.19°N 89°W (Elev. 886 m) | |
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