National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
7-Day Forecast 43.3°N 89.74°W (Text-Only)
NWS Forecast for: Prairie du Sac WI
Issued by: National Weather Service Milwaukee, WI
Last Update: 2:08 pm CDT Jul 15, 2025		Print

  • Tonight

    Tonight: Mostly clear, with a low around 69. South wind 5 to 10 mph becoming light in the evening.

    Low: 69 °F

    Mostly Clear


  • Wednesday

    Wednesday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 2pm. Some of the storms could produce heavy rainfall. High near 87. Light south wind becoming southwest 5 to 10 mph in the morning. Chance of precipitation is 80%. New rainfall amounts between three quarters and one inch possible.

    High: 87 °F

    Partly Sunny
    then Heavy
    Rain

  • Wednesday
    Night

    Wednesday Night: Showers and thunderstorms likely. Some of the storms could produce heavy rainfall. Mostly cloudy, with a low around 60. Northwest wind around 5 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 60 °F

    Heavy Rain
    then Showers
    Likely

  • Thursday

    Thursday: Mostly cloudy, with a high near 71. North wind 5 to 10 mph.

    High: 71 °F

    Mostly Cloudy


  • Thursday
    Night

    Thursday Night: Partly cloudy, with a low around 52. Northeast wind around 5 mph becoming calm in the evening.

    Low: 52 °F

    Partly Cloudy


  • Friday

    Friday: Sunny, with a high near 77. Calm wind becoming southeast around 5 mph in the morning.

    High: 77 °F

    Sunny


  • Friday
    Night

    Friday Night: A 30 percent chance of showers and thunderstorms after 1am. Increasing clouds, with a low around 61. Southeast wind around 5 mph becoming calm.

    Low: 61 °F

    Partly Cloudy
    then Chance
    Showers

  • Saturday

    Saturday: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 80. Southeast wind around 5 mph becoming southwest in the afternoon.

    High: 80 °F

    Chance
    T-storms

  • Saturday
    Night

    Saturday Night: A chance of showers and thunderstorms before 1am, then a slight chance of showers. Mostly cloudy, with a low around 63. Chance of precipitation is 40%.

    Low: 63 °F

    Chance
    Showers



    • Tonight: Mostly clear, with a low around 69. South wind 5 to 10 mph becoming light in the evening.

    Wednesday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 2pm. Some of the storms could produce heavy rainfall. High near 87. Light south wind becoming southwest 5 to 10 mph in the morning. Chance of precipitation is 80%. New rainfall amounts between three quarters and one inch possible.

    Wednesday Night: Showers and thunderstorms likely. Some of the storms could produce heavy rainfall. Mostly cloudy, with a low around 60. Northwest wind around 5 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Thursday: Mostly cloudy, with a high near 71. North wind 5 to 10 mph.

    Thursday Night: Partly cloudy, with a low around 52. Northeast wind around 5 mph becoming calm in the evening.

    Friday: Sunny, with a high near 77. Calm wind becoming southeast around 5 mph in the morning.

    Friday Night: A 30 percent chance of showers and thunderstorms after 1am. Increasing clouds, with a low around 61. Southeast wind around 5 mph becoming calm.

    Saturday: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 80. Southeast wind around 5 mph becoming southwest in the afternoon.

    Saturday Night: A chance of showers and thunderstorms before 1am, then a slight chance of showers. Mostly cloudy, with a low around 63. Chance of precipitation is 40%.

    Sunday: Partly sunny, with a high near 81.

    Sunday Night: A 30 percent chance of showers. Partly cloudy, with a low around 61.

    Monday: A 30 percent chance of showers. Mostly sunny, with a high near 82.

    Monday Night: A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 66.

    Tuesday: A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 86.


    Prairie du Sac WI
     43.3°N 89.74°W (Elev. 797 ft)

    Visit your local NWS office at: https://www.weather.gov/mkx