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

21°F

-6°C

Humidity 78%
Wind Speed S 5 mph
Barometer 30.39 in (1030.5 mb)
Dewpoint 15°F (-9°C)
Visibility 10.00 mi
Wind Chill14°F (-10°C)
Last update 2 Mar 3:53 am CST
Extended Forecast for

Monona WI

  • Today

    Today: Sunny, with a high near 44. South wind 5 to 10 mph.

    High: 44 °F

    Sunny

  • Tonight

    Tonight: A chance of rain between 3am and 5am, then a chance of freezing rain after 5am. Mostly cloudy, with a low around 30. South wind around 5 mph becoming calm. Chance of precipitation is 30%.

    Low: 30 °F

    Mostly Cloudy
    then Chance
    Rain/Freezing
    Rain

  • Tuesday

    Tuesday: A 40 percent chance of rain before noon. Mostly cloudy, with a high near 44. Calm wind.

    High: 44 °F

    Chance Rain
    then Mostly
    Cloudy

  • Tuesday Night

    Tuesday Night: A slight chance of rain between midnight and 3am, then a slight chance of snow after 3am. Partly cloudy, with a low around 30. Calm wind. Chance of precipitation is 20%.

    Low: 30 °F

    Partly Cloudy
    then Slight
    Chance
    Rain/Snow

  • Wednesday

    Wednesday: A 40 percent chance of rain. Mostly sunny, with a high near 48. Calm wind becoming east around 5 mph in the morning.

    High: 48 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: A chance of rain and thunderstorms, then rain likely and possibly a thunderstorm after midnight. Mostly cloudy, with a low around 38. East wind around 5 mph becoming calm. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 38 °F

    Rain Likely

  • Thursday

    Thursday: A 50 percent chance of rain. Cloudy, with a high near 50. Calm wind becoming northeast around 5 mph in the morning.

    High: 50 °F

    Chance Rain

  • Thursday Night

    Thursday Night: A 30 percent chance of rain after midnight. Mostly cloudy, with a low around 39. Northeast wind around 5 mph becoming southeast after midnight.

    Low: 39 °F

    Mostly Cloudy
    then Chance
    Rain

  • Friday

    Friday: Rain. High near 61. Chance of precipitation is 80%.

    High: 61 °F

    Rain

Detailed Forecast

Today
Sunny, with a high near 44. South wind 5 to 10 mph.
Tonight
A chance of rain between 3am and 5am, then a chance of freezing rain after 5am. Mostly cloudy, with a low around 30. South wind around 5 mph becoming calm. Chance of precipitation is 30%.
Tuesday
A 40 percent chance of rain before noon. Mostly cloudy, with a high near 44. Calm wind.
Tuesday Night
A slight chance of rain between midnight and 3am, then a slight chance of snow after 3am. Partly cloudy, with a low around 30. Calm wind. Chance of precipitation is 20%.
Wednesday
A 40 percent chance of rain. Mostly sunny, with a high near 48. Calm wind becoming east around 5 mph in the morning.
Wednesday Night
A chance of rain and thunderstorms, then rain likely and possibly a thunderstorm after midnight. Mostly cloudy, with a low around 38. East wind around 5 mph becoming calm. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
A 50 percent chance of rain. Cloudy, with a high near 50. Calm wind becoming northeast around 5 mph in the morning.
Thursday Night
A 30 percent chance of rain after midnight. Mostly cloudy, with a low around 39. Northeast wind around 5 mph becoming southeast after midnight.
Friday
Rain. High near 61. Chance of precipitation is 80%.
Friday Night
Rain likely and possibly a thunderstorm. Mostly cloudy, with a low around 42. Chance of precipitation is 70%.
Saturday
A 20 percent chance of rain. Mostly cloudy, with a high near 56.
Saturday Night
Mostly clear, with a low around 36.
Sunday
Sunny, with a high near 61.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Monona WI
 43.07°N 89.34°W (Elev. 850 ft)
Last Update:
3:34 am CST Mar 2, 2026
Forecast Valid:
4am CST Mar 2, 2026-6pm CDT Mar 8, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

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Chance of Precipitation