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

49°F

9°C

Humidity 31%
Wind Speed S 3 mph
Barometer 30.23 in
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Last update 24 Mar 5:55 pm CDT
Extended Forecast for

East Troy WI

  • Tonight

    Tonight: Mostly cloudy, with a low around 34. Southeast wind around 5 mph.

    Low: 34 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 66. South wind 5 to 15 mph.

    High: 66 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 49. Southwest wind 5 to 10 mph.

    Low: 49 °F

    Partly Cloudy

  • Thursday

    Thursday: A chance of rain and thunderstorms between 1pm and 4pm, then a chance of rain after 4pm. Partly sunny, with a high near 69. Southwest wind 5 to 15 mph becoming north in the afternoon. Chance of precipitation is 40%.

    High: 69 °F

    Mostly Sunny
    then Chance
    Rain

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 27. North wind 10 to 15 mph.

    Low: 27 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, then gradually becoming sunny, with a high near 42. North wind around 10 mph.

    High: 42 °F

    Decreasing
    Clouds

  • Friday Night

    Friday Night: Mostly clear, with a low around 25. West wind around 5 mph.

    Low: 25 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 52. West wind 5 to 15 mph.

    High: 52 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 33.

    Low: 33 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 34. Southeast wind around 5 mph.
Wednesday
Partly sunny, with a high near 66. South wind 5 to 15 mph.
Wednesday Night
Partly cloudy, with a low around 49. Southwest wind 5 to 10 mph.
Thursday
A chance of rain and thunderstorms between 1pm and 4pm, then a chance of rain after 4pm. Partly sunny, with a high near 69. Southwest wind 5 to 15 mph becoming north in the afternoon. Chance of precipitation is 40%.
Thursday Night
Mostly cloudy, with a low around 27. North wind 10 to 15 mph.
Friday
Mostly cloudy, then gradually becoming sunny, with a high near 42. North wind around 10 mph.
Friday Night
Mostly clear, with a low around 25. West wind around 5 mph.
Saturday
Sunny, with a high near 52. West wind 5 to 15 mph.
Saturday Night
Partly cloudy, with a low around 33.
Sunday
Partly sunny, with a high near 58.
Sunday Night
Partly cloudy, with a low around 41.
Monday
Mostly sunny, with a high near 64.
Monday Night
A 30 percent chance of rain and thunderstorms. Mostly cloudy, with a low around 43.
Tuesday
A 30 percent chance of rain. Mostly cloudy, with a high near 60.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
East Troy WI
 42.78°N 88.41°W (Elev. 830 ft)
Last Update:
2:32 pm CDT Mar 24, 2026
Forecast Valid:
6pm CDT Mar 24, 2026-6pm CDT Mar 31, 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