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.

A Few Clouds

54°F

12°C

Humidity 97%
Wind Speed N 3 mph
Barometer 30.03 in (1016.9 mb)
Dewpoint 53°F (12°C)
Visibility 7.00 mi
Last update 27 Jun 5:53 am CDT
Extended Forecast for

Waunakee WI

  • Today

    Today: Mostly sunny, with a high near 78. East wind 5 to 10 mph.

    High: 78 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 59. East wind 5 to 10 mph.

    Low: 59 °F

    Partly Cloudy

  • Sunday

    Sunday: Increasing clouds, with a high near 85. Southeast wind 5 to 15 mph.

    High: 85 °F

    Increasing
    Clouds

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 73. Southeast wind 10 to 15 mph.

    Low: 73 °F

    Mostly Cloudy

  • Monday

    Monday: Sunny and hot, with a high near 92. South wind 10 to 15 mph.

    High: 92 °F

    Hot

  • Monday Night

    Monday Night: Partly cloudy, with a low around 76. South wind 10 to 15 mph.

    Low: 76 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny and hot, with a high near 93. Southwest wind 10 to 15 mph.

    High: 93 °F

    Hot

  • Tuesday Night

    Tuesday Night: A slight chance of showers and thunderstorms. Mostly clear, with a low around 75. Southwest wind 10 to 15 mph. Chance of precipitation is 20%.

    Low: 75 °F

    Slight Chance
    T-storms

  • Wednesday

    Wednesday: Mostly sunny and hot, with a high near 91.

    High: 91 °F

    Hot

Detailed Forecast

Today
Mostly sunny, with a high near 78. East wind 5 to 10 mph.
Tonight
Partly cloudy, with a low around 59. East wind 5 to 10 mph.
Sunday
Increasing clouds, with a high near 85. Southeast wind 5 to 15 mph.
Sunday Night
Mostly cloudy, with a low around 73. Southeast wind 10 to 15 mph.
Monday
Sunny and hot, with a high near 92. South wind 10 to 15 mph.
Monday Night
Partly cloudy, with a low around 76. South wind 10 to 15 mph.
Tuesday
Sunny and hot, with a high near 93. Southwest wind 10 to 15 mph.
Tuesday Night
A slight chance of showers and thunderstorms. Mostly clear, with a low around 75. Southwest wind 10 to 15 mph. Chance of precipitation is 20%.
Wednesday
Mostly sunny and hot, with a high near 91.
Wednesday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 74.
Thursday
A 30 percent chance of showers and thunderstorms. Sunny and hot, with a high near 92.
Thursday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 72.
Friday
A 40 percent chance of showers and thunderstorms. Mostly sunny and hot, with a high near 90.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Waunakee WI
 43.18°N 89.45°W (Elev. 948 ft)
Last Update:
5:22 am CDT Jun 27, 2026
Forecast Valid:
6am CDT Jun 27, 2026-6pm CDT Jul 3, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation