National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Madison, Dane County Regional-Truax Field (KMSN)

Lat: 43.14°NLon: 89.35°WElev: 860ft.

Mostly Cloudy

48°F

9°C

Humidity 74%
Wind Speed Calm
Barometer 29.72 in (1006.5 mb)
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Last update 9 Mar 9:53 pm CDT
Extended Forecast for

4 Miles ENE Sun Prairie WI

  • Tonight

    Tonight: Mostly clear, with a low around 38. Light northeast wind increasing to 5 to 10 mph after midnight.

    Low: 38 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 10 percent chance of showers after 5pm. Partly sunny, with a high near 50. Northeast wind 10 to 15 mph.

    High: 50 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Rain and thunderstorms before 10pm, then rain likely and possibly a thunderstorm between 10pm and 1am, then rain likely after 1am. Low around 32. Northeast wind 10 to 15 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 32 °F

    Rain

  • Wednesday

    Wednesday: A chance of snow and freezing rain before 10am, then a chance of snow. Cloudy, with a high near 39. Northwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 40%.

    High: 39 °F

    Chance Wintry
    Mix then
    Chance Snow

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 23. Northwest wind 5 to 10 mph.

    Low: 23 °F

    Mostly Clear

  • Thursday

    Thursday: Increasing clouds, with a high near 44. West wind 5 to 10 mph becoming southwest in the afternoon.

    High: 44 °F

    Increasing
    Clouds

  • Thursday Night

    Thursday Night: Rain and snow. Low around 33. South wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 33 °F

    Rain/Snow

  • Friday

    Friday: A slight chance of rain and snow before 1pm. Mostly sunny, with a high near 44. Breezy, with a northwest wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 20%.

    High: 44 °F

    Slight Chance
    Rain/Snow and
    Breezy

  • Friday Night

    Friday Night: A 20 percent chance of snow after 1am. Mostly cloudy, with a low around 26.

    Low: 26 °F

    Mostly Cloudy
    then Slight
    Chance Snow

Detailed Forecast

Tonight
Mostly clear, with a low around 38. Light northeast wind increasing to 5 to 10 mph after midnight.
Tuesday
A 10 percent chance of showers after 5pm. Partly sunny, with a high near 50. Northeast wind 10 to 15 mph.
Tuesday Night
Rain and thunderstorms before 10pm, then rain likely and possibly a thunderstorm between 10pm and 1am, then rain likely after 1am. Low around 32. Northeast wind 10 to 15 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday
A chance of snow and freezing rain before 10am, then a chance of snow. Cloudy, with a high near 39. Northwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 40%.
Wednesday Night
Mostly clear, with a low around 23. Northwest wind 5 to 10 mph.
Thursday
Increasing clouds, with a high near 44. West wind 5 to 10 mph becoming southwest in the afternoon.
Thursday Night
Rain and snow. Low around 33. South wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday
A slight chance of rain and snow before 1pm. Mostly sunny, with a high near 44. Breezy, with a northwest wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 20%.
Friday Night
A 20 percent chance of snow after 1am. Mostly cloudy, with a low around 26.
Saturday
A chance of snow before 1pm, then a slight chance of rain and snow. Cloudy, with a high near 42. Chance of precipitation is 40%.
Saturday Night
Rain and snow likely. Cloudy, with a low around 29. Chance of precipitation is 70%.
Sunday
Rain and snow likely. Cloudy, with a high near 38. Chance of precipitation is 70%.
Sunday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 14.
Monday
Mostly cloudy, with a high near 26.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles ENE Sun Prairie WI
 43.21°N 89.15°W (Elev. 925 ft)
Last Update:
10:34 pm CDT Mar 9, 2026
Forecast Valid:
10pm CDT Mar 9, 2026-6pm CDT Mar 16, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation