7-Day Forecast 43.3°N 89.71°W (Text-Only)
NWS Forecast for: Prairie du Sac WI
Issued by: National Weather Service Milwaukee, WI
Last Update: 2:17 pm CST Feb 15, 2026


Tonight: Partly cloudy, with a low around 3. Calm wind becoming south 5 to 10 km/h after midnight.

Washington's Birthday: Mostly sunny, with a high near 16. Southwest wind 10 to 15 km/h becoming northwest 5 to 10 km/h in the afternoon.

Monday Night: Partly cloudy, with a low around 2. Calm wind.

Tuesday: Mostly cloudy, with a high near 11. East wind 10 to 15 km/h increasing to 15 to 20 km/h in the afternoon.

Tuesday Night: Rain likely, with thunderstorms also possible after 3am. Mostly cloudy, with a low around 7. East wind 15 to 20 km/h becoming south after midnight. Chance of precipitation is 70%. New rainfall amounts between 2.5 and 5 mm possible.

Wednesday: A 30 percent chance of rain before noon. Mostly sunny, with a high near 14. West wind 15 to 20 km/h increasing to 20 to 25 km/h in the afternoon.

Wednesday Night: Partly cloudy, with a low around 0. West wind 10 to 20 km/h.

Thursday: A 20 percent chance of rain after noon. Partly sunny, with a high near 10. West wind 10 to 20 km/h becoming northeast in the afternoon.

Thursday Night: Rain and snow likely, mainly before midnight. Mostly cloudy, with a low around -2. Chance of precipitation is 60%.

Friday: A 30 percent chance of snow, mainly before noon. Partly sunny, with a high near 3.

Friday Night: A 20 percent chance of snow. Mostly cloudy, with a low around -6.

Saturday: A 20 percent chance of snow. Partly sunny, with a high near 2.

Saturday Night: A 20 percent chance of snow. Partly cloudy, with a low around -8.

Sunday: Mostly sunny, with a high near 0.



Prairie du Sac WI
 43.3°N 89.71°W (Elev. 797 m)

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