Current conditions at

East Troy Municipal Airport (K57C)

Lat: 42.8°NLon: 88.37°WElev: 860ft.

Fair

65°F

18°C

Humidity 64%
Wind Speed S 5 mph
Barometer 29.78 in
Dewpoint 53°F (12°C)
Visibility 10.00 mi
Last update 15 May 10:15 pm CDT
Extended Forecast for

4 Miles SE Mukwonago WI

Severe T-storm Watch until May 16, 05:00am
Click here for hazard details and duration
Severe T-storm Watch
  •  
    Severe T-storm Watch until May 16, 05:00am

    NOW until 5:00am Sat

    Severe T-storm Watch

  • Tonight

    Low: 59 °F

    Mostly Clear
    then T-storms

  • Saturday

    Saturday: A 10 percent chance of showers before 7am.  Mostly cloudy, then gradually becoming sunny, with a high near 83. West wind 5 to 10 mph.

    High: 83 °F

    Slight Chance
    Showers then
    Sunny

  • Saturday Night

    Saturday Night: A chance of showers between 1am and 4am, then a chance of showers and thunderstorms after 4am.  Increasing clouds, with a low around 54. West wind around 5 mph becoming calm  in the evening.  Chance of precipitation is 30%.

    Low: 54 °F

    Partly Cloudy
    then Chance
    Showers

  • Sunday

    Sunday: A chance of showers and thunderstorms before 7am, then a chance of showers between 7am and 1pm, then a chance of showers and thunderstorms after 1pm.  Mostly cloudy, with a high near 79. East wind 5 to 15 mph becoming south in the afternoon.  Chance of precipitation is 50%.

    High: 79 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 63. South wind around 15 mph, with gusts as high as 25 mph.

    Low: 63 °F

    Partly Cloudy

  • Monday

    Monday: A chance of showers before 10am, then a chance of showers and thunderstorms between 10am and 1pm, then showers likely and possibly a thunderstorm after 1pm.  Partly sunny, with a high near 84. South wind around 15 mph, with gusts as high as 30 mph.  Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 84 °F

    Showers
    Likely

  • Monday Night

    Monday Night: Showers likely and possibly a thunderstorm.  Mostly cloudy, with a low around 63. South wind around 15 mph, with gusts as high as 30 mph.  Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 63 °F

    Showers
    Likely

  • Tuesday

    Tuesday: A 40 percent chance of showers and thunderstorms.  Partly sunny, with a high near 77. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 77 °F

    Chance
    Showers and
    Breezy

Detailed Forecast

Tonight
Showers and thunderstorms before 4am, then showers likely. Low around 59. South wind around 10 mph becoming west after midnight. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday
A 10 percent chance of showers before 7am. Mostly cloudy, then gradually becoming sunny, with a high near 83. West wind 5 to 10 mph.
Saturday Night
A chance of showers between 1am and 4am, then a chance of showers and thunderstorms after 4am. Increasing clouds, with a low around 54. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%.
Sunday
A chance of showers and thunderstorms before 7am, then a chance of showers between 7am and 1pm, then a chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 79. East wind 5 to 15 mph becoming south in the afternoon. Chance of precipitation is 50%.
Sunday Night
Partly cloudy, with a low around 63. South wind around 15 mph, with gusts as high as 25 mph.
Monday
A chance of showers before 10am, then a chance of showers and thunderstorms between 10am and 1pm, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 84. South wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Monday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 63. South wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 77. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 30 mph.
Tuesday Night
A 30 percent chance of showers before 1am. Partly cloudy, with a low around 48.
Wednesday
Mostly sunny, with a high near 64.
Wednesday Night
Partly cloudy, with a low around 43.
Thursday
Mostly sunny, with a high near 65.
Thursday Night
Partly cloudy, with a low around 46.
Friday
Mostly sunny, with a high near 70.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SE Mukwonago WI
 42.84°N 88.29°W (Elev. 892 ft)
9:33 pm CDT May 15, 2026
10pm CDT May 15, 2026-6pm CDT May 22, 2026
 
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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