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Hazardous Weather Conditions

Current conditions at

Madison, Dane County Regional-Truax Field (KMSN)

Lat: 43.14°NLon: 89.35°WElev: 860ft.

Overcast

82°F

28°C

Humidity 72%
Wind Speed Calm
Barometer 30.06 in (1017.2 mb)
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index87°F (31°C)
Last update 16 Aug 10:53 am CDT
Extended Forecast for

Monona WI

  • Today

    Today: Showers and thunderstorms likely, mainly between 2pm and 3pm. Cloudy, with a high near 84. South wind around 5 mph becoming east in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    High: 84 °F

    T-storms
    Likely

  • Tonight

    Tonight: Showers and thunderstorms likely, mainly before 8pm, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 70. Southeast wind around 5 mph becoming north after midnight. Chance of precipitation is 60%. New rainfall amounts between 1 and 2 inches possible.

    Low: 70 °F

    T-storms
    Likely then
    Showers
    Likely

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms, mainly before 1pm. Mostly cloudy, with a high near 81. East wind around 5 mph.

    High: 81 °F

    Chance
    T-storms

  • Sunday Night

    Sunday Night: A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 67. East wind around 5 mph.

    Low: 67 °F

    Chance
    T-storms

  • Monday

    Monday: A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 88. Southeast wind 5 to 10 mph becoming southwest in the afternoon.

    High: 88 °F

    Chance
    T-storms

  • Monday Night

    Monday Night: A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 69. Southwest wind around 5 mph.

    Low: 69 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 82. Northwest wind 5 to 10 mph.

    High: 82 °F

    Slight Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 61. Northeast wind around 5 mph.

    Low: 61 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 75.

    High: 75 °F

    Partly Sunny

Detailed Forecast

Today
Showers and thunderstorms likely, mainly between 2pm and 3pm. Cloudy, with a high near 84. South wind around 5 mph becoming east in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Tonight
Showers and thunderstorms likely, mainly before 8pm, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 70. Southeast wind around 5 mph becoming north after midnight. Chance of precipitation is 60%. New rainfall amounts between 1 and 2 inches possible.
Sunday
A 30 percent chance of showers and thunderstorms, mainly before 1pm. Mostly cloudy, with a high near 81. East wind around 5 mph.
Sunday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 67. East wind around 5 mph.
Monday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 88. Southeast wind 5 to 10 mph becoming southwest in the afternoon.
Monday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 69. Southwest wind around 5 mph.
Tuesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 82. Northwest wind 5 to 10 mph.
Tuesday Night
Partly cloudy, with a low around 61. Northeast wind around 5 mph.
Wednesday
Partly sunny, with a high near 75.
Wednesday Night
Mostly clear, with a low around 58.
Thursday
Sunny, with a high near 79.
Thursday Night
Mostly clear, with a low around 59.
Friday
Sunny, with a high near 82.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Monona WI
 43.07°N 89.34°W (Elev. 850 ft)
Last Update:
9:14 am CDT Aug 16, 2025
Forecast Valid:
11am CDT Aug 16, 2025-6pm CDT Aug 22, 2025
 
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