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.

A Few Clouds

70°F

21°C

Humidity 55%
Wind Speed Vrbl 6 mph
Barometer 30.21 in (1022.6 mb)
Dewpoint 53°F (12°C)
Visibility 10.00 mi
Last update 23 Jun 10:53 am CDT
Extended Forecast for

Deerfield WI

  • Today

    Today: Mostly sunny, with a high near 76. Calm wind.

    High: 76 °F

    Mostly Sunny

  • Tonight

    Tonight: A 40 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 58. Southeast wind around 5 mph.

    Low: 58 °F

    Mostly Cloudy
    then Chance
    T-storms

  • Wednesday

    Wednesday: Showers likely and possibly a thunderstorm before 2pm, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 77. Southwest wind around 10 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 77 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am. Partly cloudy, with a low around 56. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 40%.

    Low: 56 °F

    Chance
    T-storms then
    Slight Chance
    Showers

  • Thursday

    Thursday: Mostly sunny, with a high near 76. Northwest wind around 5 mph.

    High: 76 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 54. Northeast wind around 5 mph becoming calm in the evening.

    Low: 54 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 77. East wind around 5 mph.

    High: 77 °F

    Partly Sunny

  • Friday Night

    Friday Night: A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 56. East wind around 5 mph becoming calm in the evening.

    Low: 56 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Saturday

    Saturday: Mostly sunny, with a high near 81.

    High: 81 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 76. Calm wind.
Tonight
A 40 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 58. Southeast wind around 5 mph.
Wednesday
Showers likely and possibly a thunderstorm before 2pm, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 77. Southwest wind around 10 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
A chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am. Partly cloudy, with a low around 56. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 40%.
Thursday
Mostly sunny, with a high near 76. Northwest wind around 5 mph.
Thursday Night
Partly cloudy, with a low around 54. Northeast wind around 5 mph becoming calm in the evening.
Friday
Partly sunny, with a high near 77. East wind around 5 mph.
Friday Night
A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 56. East wind around 5 mph becoming calm in the evening.
Saturday
Mostly sunny, with a high near 81.
Saturday Night
A 40 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 63.
Sunday
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 87.
Sunday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 71.
Monday
A 20 percent chance of showers and thunderstorms. Mostly sunny and hot, with a high near 92.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Deerfield WI
 43.04°N 89.07°W (Elev. 850 ft)
Last Update:
8:37 am CDT Jun 23, 2026
Forecast Valid:
11am CDT Jun 23, 2026-6pm CDT Jun 29, 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