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

11°F

-12°C

Humidity 87%
Wind Speed Calm
Barometer 29.86 in
Dewpoint 8°F (-13°C)
Visibility 10.00 mi
Last update 26 Feb 6:15 am CST
Extended Forecast for

4 Miles SE Mukwonago WI

  • Today

    Today: Mostly sunny, with a high near 41. Light southwest wind increasing to 5 to 10 mph in the morning.

    High: 41 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 29. Southwest wind around 5 mph.

    Low: 29 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 57. Breezy, with a southwest wind 10 to 15 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph.

    High: 57 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Breezy

  • Friday Night

    Friday Night: Increasing clouds, with a low around 25. West wind 5 to 15 mph.

    Low: 25 °F

    Increasing
    Clouds

  • Saturday

    Saturday: A 50 percent chance of snow. Cloudy, with a high near 31. North wind 5 to 10 mph.

    High: 31 °F

    Chance Snow

  • Saturday Night

    Saturday Night: Cloudy during the early evening, then gradual clearing, with a low around 13. North wind around 5 mph.

    Low: 13 °F

    Gradual
    Clearing

  • Sunday

    Sunday: Increasing clouds, with a high near 27. East wind 5 to 10 mph.

    High: 27 °F

    Increasing
    Clouds

  • Sunday Night

    Sunday Night: A 20 percent chance of snow before midnight. Mostly cloudy, then gradually becoming mostly clear, with a low around 16. Northeast wind around 5 mph.

    Low: 16 °F

    Slight Chance
    Snow then
    Partly Cloudy

  • Monday

    Monday: Sunny through mid morning, then becoming mostly cloudy, with a high near 33.

    High: 33 °F

    Mostly Cloudy

Detailed Forecast

Today
Mostly sunny, with a high near 41. Light southwest wind increasing to 5 to 10 mph in the morning.
Tonight
Mostly clear, with a low around 29. Southwest wind around 5 mph.
Friday
Mostly sunny, with a high near 57. Breezy, with a southwest wind 10 to 15 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph.
Friday Night
Increasing clouds, with a low around 25. West wind 5 to 15 mph.
Saturday
A 50 percent chance of snow. Cloudy, with a high near 31. North wind 5 to 10 mph.
Saturday Night
Cloudy during the early evening, then gradual clearing, with a low around 13. North wind around 5 mph.
Sunday
Increasing clouds, with a high near 27. East wind 5 to 10 mph.
Sunday Night
A 20 percent chance of snow before midnight. Mostly cloudy, then gradually becoming mostly clear, with a low around 16. Northeast wind around 5 mph.
Monday
Sunny through mid morning, then becoming mostly cloudy, with a high near 33.
Monday Night
A 20 percent chance of snow after midnight. Mostly cloudy, with a low around 21.
Tuesday
A 20 percent chance of snow. Partly sunny, with a high near 42.
Tuesday Night
Partly cloudy, with a low around 25.
Wednesday
A 20 percent chance of rain. Partly sunny, with a high near 45.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SE Mukwonago WI
 42.84°N 88.29°W (Elev. 892 ft)
Last Update:
5:33 am CST Feb 26, 2026
Forecast Valid:
6am CST Feb 26, 2026-6pm CST Mar 4, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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