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.

Overcast

60°F

16°C

Humidity 90%
Wind Speed Vrbl 3 mph
Barometer 29.72 in (1006.2 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 12 Apr 11:53 pm CDT
Extended Forecast for

Monona WI

  • Overnight

    Overnight: Mostly cloudy, with a low around 60. Southwest wind around 10 mph.

    Low: 60 °F

    Mostly Cloudy

  • Monday

    Monday: A 30 percent chance of showers, mainly after 4pm. Mostly cloudy, with a high near 73. Southwest wind 5 to 10 mph.

    High: 73 °F

    Mostly Cloudy
    then Chance
    Showers

  • Monday Night

    Monday Night: A 30 percent chance of showers and thunderstorms, mainly between midnight and 4am. Mostly cloudy, with a low around 63. South wind around 10 mph.

    Low: 63 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: A 50 percent chance of showers and thunderstorms, mainly after 4pm. Mostly sunny, with a high near 79. Southwest wind around 10 mph.

    High: 79 °F

    Mostly Sunny
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Showers and thunderstorms likely before 4am, then a chance of showers. Mostly cloudy, with a low around 56. Southwest wind around 5 mph becoming northwest after midnight. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 56 °F

    Showers
    Likely

  • Wednesday

    Wednesday: A chance of showers before 10am, then a chance of showers and thunderstorms between 10am and 1pm, then showers and possibly a thunderstorm after 1pm. High near 71. East wind 5 to 10 mph becoming south in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 71 °F

    Chance
    Showers then
    Showers

  • Wednesday Night

    Wednesday Night: Showers and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Low around 56. South wind 5 to 10 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 56 °F

    Showers

  • Thursday

    Thursday: A chance of showers, with thunderstorms also possible after 1pm. Mostly cloudy, then gradually becoming sunny, with a high near 72. Southwest wind 5 to 10 mph. Chance of precipitation is 40%.

    High: 72 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 54.

    Low: 54 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly cloudy, with a low around 60. Southwest wind around 10 mph.
Monday
A 30 percent chance of showers, mainly after 4pm. Mostly cloudy, with a high near 73. Southwest wind 5 to 10 mph.
Monday Night
A 30 percent chance of showers and thunderstorms, mainly between midnight and 4am. Mostly cloudy, with a low around 63. South wind around 10 mph.
Tuesday
A 50 percent chance of showers and thunderstorms, mainly after 4pm. Mostly sunny, with a high near 79. Southwest wind around 10 mph.
Tuesday Night
Showers and thunderstorms likely before 4am, then a chance of showers. Mostly cloudy, with a low around 56. Southwest wind around 5 mph becoming northwest after midnight. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday
A chance of showers before 10am, then a chance of showers and thunderstorms between 10am and 1pm, then showers and possibly a thunderstorm after 1pm. High near 71. East wind 5 to 10 mph becoming south in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday Night
Showers and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Low around 56. South wind 5 to 10 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
A chance of showers, with thunderstorms also possible after 1pm. Mostly cloudy, then gradually becoming sunny, with a high near 72. Southwest wind 5 to 10 mph. Chance of precipitation is 40%.
Thursday Night
Mostly clear, with a low around 54.
Friday
A 40 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 79.
Friday Night
Showers and possibly a thunderstorm. Low around 49. Chance of precipitation is 80%.
Saturday
A 50 percent chance of showers. Mostly cloudy, with a high near 59.
Saturday Night
A chance of rain and snow showers. Some thunder is also possible. Mostly cloudy, with a low around 34. Chance of precipitation is 40%.
Sunday
A chance of rain and snow showers. Mostly sunny, with a high near 54. Chance of precipitation is 30%.
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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:
11:46 pm CDT Apr 12, 2026
Forecast Valid:
12am CDT Apr 13, 2026-6pm CDT Apr 19, 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