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.

Overcast

69°F

21°C

Humidity 76%
Wind Speed W 10 mph
Barometer 29.90 in
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 13 Apr 11:15 am CDT
Extended Forecast for

Mukwonago WI

  • Today

    Today: A chance of showers before 4pm, then a chance of showers and thunderstorms between 4pm and 5pm, then showers likely and possibly a thunderstorm after 5pm. Mostly cloudy, with a high near 75. South wind around 10 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 75 °F

    Showers
    Likely

  • Tonight

    Tonight: Showers and thunderstorms likely before 4am, then a chance of showers. Mostly cloudy, with a low around 62. South wind 10 to 15 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 62 °F

    Chance
    T-storms then
    Showers
    Likely

  • Tuesday

    Tuesday: A 50 percent chance of showers and thunderstorms, mainly after 4pm. Partly sunny, with a high near 79. Southwest wind 10 to 15 mph.

    High: 79 °F

    Partly Sunny
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms before 7pm, then showers and possibly a thunderstorm between 7pm and 1am, then a chance of showers and thunderstorms after 1am. Low around 55. West wind 5 to 10 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 55 °F

    Showers

  • Wednesday

    Wednesday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1pm. High near 68. Southeast wind 5 to 10 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 68 °F

    Chance
    Showers then
    Showers

  • Wednesday Night

    Wednesday Night: Showers and possibly a thunderstorm. Low around 55. Southeast wind 5 to 10 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 55 °F

    Showers

  • Thursday

    Thursday: A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 72. Southwest wind 10 to 15 mph.

    High: 72 °F

    Chance
    Showers then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 50. West wind around 5 mph becoming southeast after midnight.

    Low: 50 °F

    Mostly Clear

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 77.

    High: 77 °F

    Partly Sunny
    then Chance
    Showers

Detailed Forecast

Today
A chance of showers before 4pm, then a chance of showers and thunderstorms between 4pm and 5pm, then showers likely and possibly a thunderstorm after 5pm. Mostly cloudy, with a high near 75. South wind around 10 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers and thunderstorms likely before 4am, then a chance of showers. Mostly cloudy, with a low around 62. South wind 10 to 15 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 50 percent chance of showers and thunderstorms, mainly after 4pm. Partly sunny, with a high near 79. Southwest wind 10 to 15 mph.
Tuesday Night
A chance of showers and thunderstorms before 7pm, then showers and possibly a thunderstorm between 7pm and 1am, then a chance of showers and thunderstorms after 1am. Low around 55. West wind 5 to 10 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Wednesday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1pm. High near 68. Southeast wind 5 to 10 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday Night
Showers and possibly a thunderstorm. Low around 55. Southeast wind 5 to 10 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Thursday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 72. Southwest wind 10 to 15 mph.
Thursday Night
Mostly clear, with a low around 50. West wind around 5 mph becoming southeast after midnight.
Friday
A 30 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 77.
Friday Night
Showers and possibly a thunderstorm. Low around 51. Chance of precipitation is 80%.
Saturday
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 62.
Saturday Night
A slight chance of rain and snow showers. Mostly cloudy, with a low around 34. Chance of precipitation is 20%.
Sunday
Mostly sunny, with a high near 53.
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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:
10:33 am CDT Apr 13, 2026
Forecast Valid:
11am CDT Apr 13, 2026-6pm CDT Apr 19, 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