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.

Fair

35°F

2°C

Humidity 44%
Wind Speed NW 8 mph
Barometer 29.89 in (1012.6 mb)
Dewpoint 15°F (-9°C)
Visibility 10.00 mi
Wind Chill28°F (-2°C)
Last update 16 Nov 4:53 am CST
Extended Forecast for

Deerfield WI

  • Today

    Today: Sunny, with a high near 47. Northwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 47 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 24. Northwest wind around 5 mph becoming calm after midnight.

    Low: 24 °F

    Mostly Clear

  • Monday

    Monday: Increasing clouds, with a high near 46. Calm wind becoming west around 5 mph.

    High: 46 °F

    Increasing
    Clouds

  • Monday Night

    Monday Night: Rain likely before 3am, then rain likely, possibly mixed with snow. Cloudy, with a low around 33. Light southeast wind becoming east 5 to 10 mph after midnight. Chance of precipitation is 70%. Little or no snow accumulation expected.

    Low: 33 °F

    Chance Rain
    then
    Rain/Snow
    Likely

  • Tuesday

    Tuesday: Rain likely, mainly before noon. Cloudy, with a high near 43. East wind around 10 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 43 °F

    Rain Likely
    then Chance
    Rain

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 33. East wind 5 to 10 mph.

    Low: 33 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 46. East wind around 5 mph.

    High: 46 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: A 20 percent chance of rain after midnight. Mostly cloudy, with a low around 35. East wind around 5 mph becoming calm.

    Low: 35 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Thursday

    Thursday: A 50 percent chance of rain. Mostly cloudy, with a high near 52.

    High: 52 °F

    Chance Rain

Detailed Forecast

Today
Sunny, with a high near 47. Northwest wind 10 to 15 mph, with gusts as high as 25 mph.
Tonight
Mostly clear, with a low around 24. Northwest wind around 5 mph becoming calm after midnight.
Monday
Increasing clouds, with a high near 46. Calm wind becoming west around 5 mph.
Monday Night
Rain likely before 3am, then rain likely, possibly mixed with snow. Cloudy, with a low around 33. Light southeast wind becoming east 5 to 10 mph after midnight. Chance of precipitation is 70%. Little or no snow accumulation expected.
Tuesday
Rain likely, mainly before noon. Cloudy, with a high near 43. East wind around 10 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday Night
Mostly cloudy, with a low around 33. East wind 5 to 10 mph.
Wednesday
Mostly cloudy, with a high near 46. East wind around 5 mph.
Wednesday Night
A 20 percent chance of rain after midnight. Mostly cloudy, with a low around 35. East wind around 5 mph becoming calm.
Thursday
A 50 percent chance of rain. Mostly cloudy, with a high near 52.
Thursday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 37.
Friday
A 40 percent chance of rain. Mostly cloudy, with a high near 48.
Friday Night
A 30 percent chance of rain. Partly cloudy, with a low around 28.
Saturday
Mostly sunny, with a high near 44.
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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:
3:12 am CST Nov 16, 2025
Forecast Valid:
4am CST Nov 16, 2025-6pm CST Nov 22, 2025
 
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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