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

85°F

29°C

Humidity 72%
Wind Speed Calm
Barometer 29.95 in (1013.3 mb)
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index93°F (34°C)
Last update 1 Sep 12:53 pm CDT
Extended Forecast for

De Forest WI

  • This Afternoon

    This Afternoon: A chance of sprinkles. Partly sunny, with a high near 88. Southwest wind around 5 mph.

    High: 88 °F

    Chance
    Sprinkles

  • Tonight

    Tonight: Mostly cloudy, with a low around 71. Southwest wind around 5 mph becoming calm.

    Low: 71 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 88. Calm wind becoming west around 5 mph in the morning.

    High: 88 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers and thunderstorms, mainly after 3am. Increasing clouds, with a low around 71. West wind around 5 mph becoming calm in the evening.

    Low: 71 °F

    Mostly Clear
    then Chance
    T-storms

  • Thursday

    Thursday: A chance of showers and thunderstorms before 10am, then a chance of showers between 10am and 1pm. Partly sunny, with a high near 86. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 40%.

    High: 86 °F

    Chance
    T-storms then
    Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Partly cloudy, with a low around 68. Southeast wind around 5 mph becoming calm. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 68 °F

    Chance
    T-storms then
    Showers
    Likely

  • Friday

    Friday: A chance of showers and thunderstorms before 10am, then a chance of showers between 10am and 1pm. Partly sunny, with a high near 86. Southeast wind around 5 mph becoming south in the afternoon. Chance of precipitation is 50%.

    High: 86 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A chance of showers and thunderstorms. Partly cloudy, with a low around 66. Calm wind. Chance of precipitation is 50%.

    Low: 66 °F

    Chance
    T-storms

  • Saturday

    Saturday: A slight chance of showers and thunderstorms. Partly sunny, with a high near 85. Chance of precipitation is 20%.

    High: 85 °F

    Slight Chance
    T-storms

Detailed Forecast

This Afternoon
A chance of sprinkles. Partly sunny, with a high near 88. Southwest wind around 5 mph.
Tonight
Mostly cloudy, with a low around 71. Southwest wind around 5 mph becoming calm.
Wednesday
Partly sunny, with a high near 88. Calm wind becoming west around 5 mph in the morning.
Wednesday Night
A 30 percent chance of showers and thunderstorms, mainly after 3am. Increasing clouds, with a low around 71. West wind around 5 mph becoming calm in the evening.
Thursday
A chance of showers and thunderstorms before 10am, then a chance of showers between 10am and 1pm. Partly sunny, with a high near 86. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 40%.
Thursday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Partly cloudy, with a low around 68. Southeast wind around 5 mph becoming calm. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Friday
A chance of showers and thunderstorms before 10am, then a chance of showers between 10am and 1pm. Partly sunny, with a high near 86. Southeast wind around 5 mph becoming south in the afternoon. Chance of precipitation is 50%.
Friday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 66. Calm wind. Chance of precipitation is 50%.
Saturday
A slight chance of showers and thunderstorms. Partly sunny, with a high near 85. Chance of precipitation is 20%.
Saturday Night
A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 65.
Sunday
A 30 percent chance of showers. Partly sunny, with a high near 82.
Sunday Night
A 20 percent chance of showers. Partly cloudy, with a low around 62.
Labor Day
A 20 percent chance of showers. Partly sunny, with a high near 78.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
De Forest WI
 43.24°N 89.36°W (Elev. 899 ft)
Last Update:
1:41 pm CDT Sep 1, 2026
Forecast Valid:
1pm CDT Sep 1, 2026-6pm CDT Sep 7, 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