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

Hazardous Weather Conditions

Current conditions at

Madison, Dane County Regional-Truax Field (KMSN)

Lat: 43.14°NLon: 89.35°WElev: 860ft.

Mostly Cloudy

41°F

5°C

Humidity 73%
Wind Speed S 8 mph
Barometer 29.96 in (1015.1 mb)
Dewpoint 33°F (1°C)
Visibility 10.00 mi
Wind Chill36°F (2°C)
Last update 19 Mar 10:53 pm CDT
Extended Forecast for

Waunakee WI

  • Tonight

    Tonight: Mostly cloudy, with a low around 39. Light south wind becoming southwest 5 to 10 mph after midnight.

    Low: 39 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 55. North wind 5 to 10 mph.

    High: 55 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 38. Calm wind.

    Low: 38 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, then gradually becoming sunny, with a high near 66. South wind 5 to 10 mph.

    High: 66 °F

    Decreasing
    Clouds

  • Saturday Night

    Saturday Night: A 20 percent chance of rain after 1am. Partly cloudy, with a low around 46. Southwest wind 5 to 10 mph becoming north after midnight.

    Low: 46 °F

    Partly Cloudy
    then Slight
    Chance Rain

  • Sunday

    Sunday: A 20 percent chance of rain before 1pm. Mostly cloudy, with a high near 49. Northeast wind 10 to 15 mph.

    High: 49 °F

    Slight Chance
    Rain

  • Sunday Night

    Sunday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 28. North wind 5 to 10 mph.

    Low: 28 °F

    Decreasing
    Clouds

  • Monday

    Monday: Sunny, with a high near 47. North wind around 5 mph.

    High: 47 °F

    Sunny

  • Monday Night

    Monday Night: Increasing clouds, with a low around 32.

    Low: 32 °F

    Increasing
    Clouds

Detailed Forecast

Tonight
Mostly cloudy, with a low around 39. Light south wind becoming southwest 5 to 10 mph after midnight.
Friday
Mostly cloudy, with a high near 55. North wind 5 to 10 mph.
Friday Night
Mostly cloudy, with a low around 38. Calm wind.
Saturday
Mostly cloudy, then gradually becoming sunny, with a high near 66. South wind 5 to 10 mph.
Saturday Night
A 20 percent chance of rain after 1am. Partly cloudy, with a low around 46. Southwest wind 5 to 10 mph becoming north after midnight.
Sunday
A 20 percent chance of rain before 1pm. Mostly cloudy, with a high near 49. Northeast wind 10 to 15 mph.
Sunday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 28. North wind 5 to 10 mph.
Monday
Sunny, with a high near 47. North wind around 5 mph.
Monday Night
Increasing clouds, with a low around 32.
Tuesday
Mostly cloudy, with a high near 53.
Tuesday Night
Mostly cloudy, with a low around 33.
Wednesday
Mostly cloudy, with a high near 52.
Wednesday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 39.
Thursday
A 30 percent chance of rain. Mostly cloudy, with a high near 56.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Waunakee WI
 43.18°N 89.45°W (Elev. 948 ft)
Last Update:
11:22 pm CDT Mar 19, 2026
Forecast Valid:
11pm CDT Mar 19, 2026-6pm CDT Mar 26, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation