National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

East Troy Municipal Airport (K57C)

Lat: 42.8°NLon: 88.37°WElev: 860ft.

Fair

33°F

1°C

Humidity 56%
Wind Speed W 7 mph
Barometer 30.22 in
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Wind Chill27°F (-3°C)
Last update 11 Feb 5:15 pm CST
Extended Forecast for

Mukwonago WI

  • Tonight

    Tonight: Mostly clear, with a low around 20. Northwest wind around 5 mph becoming calm in the evening.

    Low: 20 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly cloudy, then gradually becoming sunny, with a high near 39. Calm wind.

    High: 39 °F

    Decreasing
    Clouds

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 25. Calm wind becoming southwest around 5 mph after midnight.

    Low: 25 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 47. Southwest wind 5 to 10 mph.

    High: 47 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 29. Southwest wind around 5 mph becoming calm in the evening.

    Low: 29 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 49. Calm wind becoming south around 5 mph.

    High: 49 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 32. Southeast wind around 5 mph becoming southwest after midnight.

    Low: 32 °F

    Mostly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 51. West wind around 5 mph.

    High: 51 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 31.

    Low: 31 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 20. Northwest wind around 5 mph becoming calm in the evening.
Thursday
Mostly cloudy, then gradually becoming sunny, with a high near 39. Calm wind.
Thursday Night
Partly cloudy, with a low around 25. Calm wind becoming southwest around 5 mph after midnight.
Friday
Sunny, with a high near 47. Southwest wind 5 to 10 mph.
Friday Night
Mostly clear, with a low around 29. Southwest wind around 5 mph becoming calm in the evening.
Saturday
Mostly sunny, with a high near 49. Calm wind becoming south around 5 mph.
Saturday Night
Mostly cloudy, with a low around 32. Southeast wind around 5 mph becoming southwest after midnight.
Sunday
Sunny, with a high near 51. West wind around 5 mph.
Sunday Night
Partly cloudy, with a low around 31.
Washington's Birthday
Mostly cloudy, with a high near 51.
Monday Night
Mostly cloudy, with a low around 38.
Tuesday
A 20 percent chance of rain. Mostly cloudy, with a high near 54.
Tuesday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 42.
Wednesday
A 40 percent chance of rain. Mostly sunny, with a high near 55.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mukwonago WI
 42.86°N 88.34°W (Elev. 791 ft)
Last Update:
5:07 pm CST Feb 11, 2026
Forecast Valid:
5pm CST Feb 11, 2026-6pm CST Feb 18, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation