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

46°F

8°C

Humidity 84%
Wind Speed Calm
Barometer 29.99 in
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Last update 31 Mar 8:35 pm CDT
Extended Forecast for

Mukwonago WI

  • Tonight

    Tonight: Mostly cloudy, with a low around 32. Northeast wind 5 to 10 mph.

    Low: 32 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 39. Northeast wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 39 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Rain, with thunderstorms also possible after 4am. Low around 34. East wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 34 °F

    Chance Rain
    then Rain

  • Thursday

    Thursday: Rain and possibly a thunderstorm. High near 65. Breezy, with an east wind 15 to 20 mph becoming south in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 65 °F

    Rain and
    Breezy

  • Thursday Night

    Thursday Night: Rain and thunderstorms before 10pm, then a chance of rain between 10pm and 1am. Low around 43. West wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 43 °F

    Rain then
    Chance Rain

  • Friday

    Friday: Mostly sunny, with a high near 60. West wind 5 to 10 mph becoming east in the afternoon.

    High: 60 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Rain and possibly a thunderstorm. Low around 41. East wind 10 to 15 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 41 °F

    Rain

  • Saturday

    Saturday: A 50 percent chance of rain. Cloudy, with a high near 57. Breezy, with a southeast wind 15 to 20 mph becoming west in the afternoon. Winds could gust as high as 25 mph.

    High: 57 °F

    Chance Rain
    and Breezy

  • Saturday Night

    Saturday Night: A chance of rain before 1am, then a slight chance of snow. Mostly cloudy, with a low around 31. Chance of precipitation is 30%.

    Low: 31 °F

    Chance Rain
    then Chance
    Rain/Snow

Detailed Forecast

Tonight
Mostly cloudy, with a low around 32. Northeast wind 5 to 10 mph.
Wednesday
Mostly cloudy, with a high near 39. Northeast wind 10 to 15 mph, with gusts as high as 25 mph.
Wednesday Night
Rain, with thunderstorms also possible after 4am. Low around 34. East wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Thursday
Rain and possibly a thunderstorm. High near 65. Breezy, with an east wind 15 to 20 mph becoming south in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Thursday Night
Rain and thunderstorms before 10pm, then a chance of rain between 10pm and 1am. Low around 43. West wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday
Mostly sunny, with a high near 60. West wind 5 to 10 mph becoming east in the afternoon.
Friday Night
Rain and possibly a thunderstorm. Low around 41. East wind 10 to 15 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Saturday
A 50 percent chance of rain. Cloudy, with a high near 57. Breezy, with a southeast wind 15 to 20 mph becoming west in the afternoon. Winds could gust as high as 25 mph.
Saturday Night
A chance of rain before 1am, then a slight chance of snow. Mostly cloudy, with a low around 31. Chance of precipitation is 30%.
Sunday
Partly sunny, with a high near 47. Breezy.
Sunday Night
Partly cloudy, with a low around 28.
Monday
Mostly sunny, with a high near 54.
Monday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 35.
Tuesday
Partly sunny, with a high near 52.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Mukwonago WI
 42.86°N 88.34°W (Elev. 791 ft)
Last Update:
8:37 pm CDT Mar 31, 2026
Forecast Valid:
8pm CDT Mar 31, 2026-6pm CDT Apr 7, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation