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

Hazardous Weather Conditions

Current conditions at

East Troy Municipal Airport (K57C)

Lat: 42.8°NLon: 88.37°WElev: 860ft.

Fair

8°F

-13°C

Humidity 73%
Wind Speed NW 8 mph
Barometer 30.06 in
Dewpoint 1°F (-17°C)
Visibility 10.00 mi
Wind Chill-4°F (-20°C)
Last update 17 Mar 6:35 am CDT
Extended Forecast for

Mukwonago WI

  • Today

    Today: Increasing clouds, with a high near 22. Wind chill values between -10 and zero. Northwest wind 5 to 10 mph.

    High: 22 °F

    Increasing
    Clouds

  • Tonight

    Tonight: Snow, mainly after midnight. Low around 16. South wind 5 to 10 mph. Chance of precipitation is 100%. New snow accumulation of around an inch possible.

    Low: 16 °F

    Chance Snow
    then Snow

  • Wednesday

    Wednesday: A 30 percent chance of snow before 7am. Mostly cloudy, with a high near 39. Southwest wind around 10 mph.

    High: 39 °F

    Chance Snow
    then Mostly
    Cloudy

  • Wednesday Night

    Wednesday Night: A 30 percent chance of rain after 1am. Mostly cloudy, with a low around 31. Southwest wind around 5 mph becoming calm after midnight.

    Low: 31 °F

    Mostly Cloudy
    then Chance
    Rain

  • Thursday

    Thursday: Partly sunny, with a high near 46. Calm wind becoming northwest around 5 mph in the afternoon.

    High: 46 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 32. Calm wind becoming west around 5 mph.

    Low: 32 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 50. West wind 5 to 10 mph.

    High: 50 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 33. North wind around 5 mph becoming southeast after midnight.

    Low: 33 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 58.

    High: 58 °F

    Mostly Sunny

Detailed Forecast

Today
Increasing clouds, with a high near 22. Wind chill values between -10 and zero. Northwest wind 5 to 10 mph.
Tonight
Snow, mainly after midnight. Low around 16. South wind 5 to 10 mph. Chance of precipitation is 100%. New snow accumulation of around an inch possible.
Wednesday
A 30 percent chance of snow before 7am. Mostly cloudy, with a high near 39. Southwest wind around 10 mph.
Wednesday Night
A 30 percent chance of rain after 1am. Mostly cloudy, with a low around 31. Southwest wind around 5 mph becoming calm after midnight.
Thursday
Partly sunny, with a high near 46. Calm wind becoming northwest around 5 mph in the afternoon.
Thursday Night
Mostly cloudy, with a low around 32. Calm wind becoming west around 5 mph.
Friday
Mostly cloudy, with a high near 50. West wind 5 to 10 mph.
Friday Night
Mostly cloudy, with a low around 33. North wind around 5 mph becoming southeast after midnight.
Saturday
Mostly sunny, with a high near 58.
Saturday Night
Mostly cloudy, with a low around 37.
Sunday
Mostly cloudy, with a high near 51.
Sunday Night
Mostly cloudy, with a low around 27.
Monday
Mostly sunny, with a high near 41.
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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:
6:27 am CDT Mar 17, 2026
Forecast Valid:
6am CDT Mar 17, 2026-6pm CDT Mar 23, 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