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.

Mostly Cloudy

45°F

7°C

Humidity 49%
Wind Speed N 13 G 18 mph
Barometer 30.11 in (1020.3 mb)
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Wind Chill39°F (4°C)
Last update 19 Apr 11:53 am CDT
Extended Forecast for

Monona WI

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 47. Northwest wind around 15 mph.

    High: 47 °F

    Partly Sunny

  • Tonight

    Tonight: Widespread frost after 1am. Otherwise, mostly clear, with a low around 26. Northwest wind 5 to 10 mph becoming light and variable in the evening.

    Low: 26 °F

    Mostly Clear
    then Frost

  • Monday

    Monday: Widespread frost before 8am. Otherwise, sunny, with a high near 54. Light southeast wind becoming south 5 to 10 mph in the afternoon.

    High: 54 °F

    Frost then
    Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 42. South wind around 10 mph.

    Low: 42 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 73. Southwest wind 5 to 10 mph.

    High: 73 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 44. West wind around 5 mph becoming calm.

    Low: 44 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 75. Calm wind becoming southeast around 5 mph in the morning.

    High: 75 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 56. South wind around 5 mph.

    Low: 56 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 78.

    High: 78 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Partly sunny, with a high near 47. Northwest wind around 15 mph.
Tonight
Widespread frost after 1am. Otherwise, mostly clear, with a low around 26. Northwest wind 5 to 10 mph becoming light and variable in the evening.
Monday
Widespread frost before 8am. Otherwise, sunny, with a high near 54. Light southeast wind becoming south 5 to 10 mph in the afternoon.
Monday Night
Mostly cloudy, with a low around 42. South wind around 10 mph.
Tuesday
Mostly sunny, with a high near 73. Southwest wind 5 to 10 mph.
Tuesday Night
Mostly clear, with a low around 44. West wind around 5 mph becoming calm.
Wednesday
Sunny, with a high near 75. Calm wind becoming southeast around 5 mph in the morning.
Wednesday Night
Partly cloudy, with a low around 56. South wind around 5 mph.
Thursday
Mostly sunny, with a high near 78.
Thursday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 58. Chance of precipitation is 70%.
Friday
Showers likely. Mostly cloudy, with a high near 67. Chance of precipitation is 60%.
Friday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 42.
Saturday
A 20 percent chance of showers. Mostly sunny, with a high near 61.
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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:
12:27 pm CDT Apr 19, 2026
Forecast Valid:
12pm CDT Apr 19, 2026-6pm CDT Apr 25, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation