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.

Overcast

55°F

13°C

Humidity 33%
Wind Speed NW 15 G 21 mph
Barometer 29.98 in
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Wind Chill51°F (11°C)
Last update 2 May 5:15 pm CDT
Extended Forecast for

4 Miles SE Mukwonago WI

  • Tonight

    Tonight: Mostly cloudy, with a low around 41. Southwest wind 5 to 10 mph.

    Low: 41 °F

    Mostly Cloudy

  • Sunday

    Sunday: A chance of showers before 11am, then a chance of sprinkles between 11am and noon. Partly sunny, with a high near 63. Breezy, with a southwest wind 10 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 30%.

    High: 63 °F

    Breezy.
    Chance
    Showers then
    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 42. West wind 5 to 10 mph.

    Low: 42 °F

    Mostly Clear

  • Monday

    Monday: A 20 percent chance of showers after 1pm. Sunny, with a high near 72. Breezy, with a southwest wind 5 to 10 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph.

    High: 72 °F

    Sunny then
    Slight Chance
    Showers and
    Breezy

  • Monday Night

    Monday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 45. Southwest wind 5 to 10 mph becoming north after midnight. Chance of precipitation is 50%.

    Low: 45 °F

    Chance
    Showers

  • Tuesday

    Tuesday: A 40 percent chance of showers. Mostly cloudy, with a high near 56. North wind 5 to 10 mph.

    High: 56 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers before 1am. Mostly cloudy, with a low around 36. North wind around 5 mph becoming calm in the evening.

    Low: 36 °F

    Slight Chance
    Showers

  • Wednesday

    Wednesday: Areas of frost before 7am. Otherwise, partly sunny, with a high near 55. Calm wind becoming north around 5 mph in the morning.

    High: 55 °F

    Areas Frost
    then Mostly
    Cloudy

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers. Mostly cloudy, with a low around 38.

    Low: 38 °F

    Slight Chance
    Showers

Detailed Forecast

Tonight
Mostly cloudy, with a low around 41. Southwest wind 5 to 10 mph.
Sunday
A chance of showers before 11am, then a chance of sprinkles between 11am and noon. Partly sunny, with a high near 63. Breezy, with a southwest wind 10 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 30%.
Sunday Night
Mostly clear, with a low around 42. West wind 5 to 10 mph.
Monday
A 20 percent chance of showers after 1pm. Sunny, with a high near 72. Breezy, with a southwest wind 5 to 10 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 45. Southwest wind 5 to 10 mph becoming north after midnight. Chance of precipitation is 50%.
Tuesday
A 40 percent chance of showers. Mostly cloudy, with a high near 56. North wind 5 to 10 mph.
Tuesday Night
A 20 percent chance of showers before 1am. Mostly cloudy, with a low around 36. North wind around 5 mph becoming calm in the evening.
Wednesday
Areas of frost before 7am. Otherwise, partly sunny, with a high near 55. Calm wind becoming north around 5 mph in the morning.
Wednesday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 38.
Thursday
A 30 percent chance of showers, mainly after 1pm. Partly sunny, with a high near 57.
Thursday Night
A 20 percent chance of showers. Partly cloudy, with a low around 37.
Friday
A 20 percent chance of showers. Mostly sunny, with a high near 63.
Friday Night
A 20 percent chance of showers. Partly cloudy, with a low around 42.
Saturday
A 20 percent chance of showers. Mostly sunny, with a high near 67.
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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:
3:32 pm CDT May 2, 2026
Forecast Valid:
5pm CDT May 2, 2026-6pm CDT May 9, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation