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.

Partly Cloudy

51°F

11°C

Humidity 56%
Wind Speed E 10 mph
Barometer 30.06 in (1018.5 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Wind Chill47°F (8°C)
Last update 19 Mar 2:53 pm CDT
Extended Forecast for

Monona WI

  • Tonight

    Tonight: Patchy fog after 8pm. Otherwise, mostly cloudy, with a low around 36. East wind around 5 mph becoming southwest after midnight.

    Low: 36 °F

    Patchy Fog

  • Friday

    Friday: Patchy fog between 10am and 11am. Otherwise, mostly cloudy, with a high near 55. West wind 5 to 10 mph becoming north in the afternoon.

    High: 55 °F

    Patchy Fog
    then Partly
    Sunny

  • Friday Night

    Friday Night: Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 37. North wind around 5 mph becoming calm.

    Low: 37 °F

    Patchy Fog

  • Saturday

    Saturday: Mostly sunny, with a high near 67. South wind 5 to 10 mph.

    High: 67 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 44. Southwest wind 5 to 10 mph becoming southeast after midnight.

    Low: 44 °F

    Partly Cloudy

  • Sunday

    Sunday: A 20 percent chance of rain before 1pm. Mostly cloudy, with a high near 53. North wind 10 to 15 mph.

    High: 53 °F

    Slight Chance
    Rain

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 27. North wind 5 to 10 mph.

    Low: 27 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 46. North wind around 5 mph.

    High: 46 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 32.

    Low: 32 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Patchy fog after 8pm. Otherwise, mostly cloudy, with a low around 36. East wind around 5 mph becoming southwest after midnight.
Friday
Patchy fog between 10am and 11am. Otherwise, mostly cloudy, with a high near 55. West wind 5 to 10 mph becoming north in the afternoon.
Friday Night
Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 37. North wind around 5 mph becoming calm.
Saturday
Mostly sunny, with a high near 67. South wind 5 to 10 mph.
Saturday Night
Partly cloudy, with a low around 44. Southwest wind 5 to 10 mph becoming southeast after midnight.
Sunday
A 20 percent chance of rain before 1pm. Mostly cloudy, with a high near 53. North wind 10 to 15 mph.
Sunday Night
Mostly cloudy, with a low around 27. North wind 5 to 10 mph.
Monday
Mostly sunny, with a high near 46. North wind around 5 mph.
Monday Night
Mostly cloudy, with a low around 32.
Tuesday
Mostly cloudy, with a high near 53.
Tuesday Night
Mostly cloudy, with a low around 33.
Wednesday
Mostly cloudy, with a high near 52.
Wednesday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 39.
Thursday
A 30 percent chance of rain. Mostly cloudy, with a high near 56.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Monona WI
 43.05°N 89.34°W (Elev. 850 ft)
Last Update:
3:02 pm CDT Mar 19, 2026
Forecast Valid:
3pm CDT Mar 19, 2026-6pm CDT Mar 26, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation