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.

Fog/Mist

24°F

-4°C

Humidity 94%
Wind Speed Calm
Barometer 30.16 in
Dewpoint 22°F (-6°C)
Visibility 5.00 mi
Last update 13 Feb 6:35 am CST
Extended Forecast for

Mukwonago WI

  • Today

    Today: Sunny, with a high near 48. Light south wind becoming southwest 5 to 10 mph in the morning.

    High: 48 °F

    Sunny

  • Tonight

    Tonight: Patchy fog after 4am. Otherwise, mostly clear, with a low around 28. Southwest wind around 5 mph becoming calm in the evening.

    Low: 28 °F

    Mostly Clear
    then Patchy
    Fog

  • Saturday

    Saturday: Patchy fog before 8am. Otherwise, partly sunny, with a high near 48. Calm wind becoming south around 5 mph.

    High: 48 °F

    Patchy Fog
    then Partly
    Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 32. Calm wind.

    Low: 32 °F

    Mostly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 51. Calm wind becoming west around 5 mph.

    High: 51 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 34. Calm wind becoming southwest around 5 mph after midnight.

    Low: 34 °F

    Partly Cloudy

  • Washington's Birthday

    Washington's Birthday: Mostly sunny, with a high near 57. Southwest wind 5 to 10 mph.

    High: 57 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 37. Southwest wind around 5 mph becoming southeast after midnight.

    Low: 37 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 52.

    High: 52 °F

    Partly Sunny

Detailed Forecast

Today
Sunny, with a high near 48. Light south wind becoming southwest 5 to 10 mph in the morning.
Tonight
Patchy fog after 4am. Otherwise, mostly clear, with a low around 28. Southwest wind around 5 mph becoming calm in the evening.
Saturday
Patchy fog before 8am. Otherwise, partly sunny, with a high near 48. Calm wind becoming south around 5 mph.
Saturday Night
Mostly cloudy, with a low around 32. Calm wind.
Sunday
Sunny, with a high near 51. Calm wind becoming west around 5 mph.
Sunday Night
Partly cloudy, with a low around 34. Calm wind becoming southwest around 5 mph after midnight.
Washington's Birthday
Mostly sunny, with a high near 57. Southwest wind 5 to 10 mph.
Monday Night
Partly cloudy, with a low around 37. Southwest wind around 5 mph becoming southeast after midnight.
Tuesday
Partly sunny, with a high near 52.
Tuesday Night
Rain likely, mainly after midnight. Mostly cloudy, with a low around 43. Chance of precipitation is 60%.
Wednesday
A 50 percent chance of rain. Partly sunny, with a high near 54.
Wednesday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 31.
Thursday
A chance of rain and snow. Mostly cloudy, with a high near 42. Chance of precipitation is 30%.
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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:
5:42 am CST Feb 13, 2026
Forecast Valid:
6am CST Feb 13, 2026-6pm CST Feb 19, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation