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

75°F

24°C

Humidity 46%
Wind Speed NW 7 mph
Barometer 29.98 in (1014.7 mb)
Dewpoint 53°F (12°C)
Visibility 10.00 mi
Last update 22 Aug 6:53 pm CDT
Extended Forecast for

Monona WI

  • Tonight

    Tonight: Mostly clear, with a low around 54. Calm wind becoming north around 5 mph.

    Low: 54 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 75. Northwest wind 5 to 10 mph.

    High: 75 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 51. Northwest wind around 5 mph becoming calm in the evening.

    Low: 51 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 77. Calm wind.

    High: 77 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 57. Calm wind.

    Low: 57 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 81. Calm wind becoming south around 5 mph in the afternoon.

    High: 81 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A slight chance of showers, then a chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 63. South wind around 5 mph. Chance of precipitation is 30%.

    Low: 63 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 83. West wind 5 to 10 mph. Chance of precipitation is 30%.

    High: 83 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers before 1am. Mostly clear, with a low around 62.

    Low: 62 °F

    Slight Chance
    Showers

Detailed Forecast

Tonight
Mostly clear, with a low around 54. Calm wind becoming north around 5 mph.
Sunday
Sunny, with a high near 75. Northwest wind 5 to 10 mph.
Sunday Night
Mostly clear, with a low around 51. Northwest wind around 5 mph becoming calm in the evening.
Monday
Mostly sunny, with a high near 77. Calm wind.
Monday Night
Partly cloudy, with a low around 57. Calm wind.
Tuesday
Mostly sunny, with a high near 81. Calm wind becoming south around 5 mph in the afternoon.
Tuesday Night
A slight chance of showers, then a chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 63. South wind around 5 mph. Chance of precipitation is 30%.
Wednesday
A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 83. West wind 5 to 10 mph. Chance of precipitation is 30%.
Wednesday Night
A 20 percent chance of showers before 1am. Mostly clear, with a low around 62.
Thursday
Sunny, with a high near 81.
Thursday Night
Mostly clear, with a low around 60.
Friday
Sunny, with a high near 81.
Friday Night
Mostly clear, with a low around 60.
Saturday
A 20 percent chance of showers. Mostly sunny, with a high near 81.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Monona WI
 43.05°N 89.31°W (Elev. 850 ft)
Last Update:
6:41 pm CDT Aug 22, 2026
Forecast Valid:
7pm CDT Aug 22, 2026-6pm CDT Aug 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