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

66°F

19°C

Humidity 28%
Wind Speed SE 5 mph
Barometer 30.05 in
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Last update 14 May 1:55 pm CDT
Extended Forecast for

3 Miles NNE Fort Atkinson WI

  • This Afternoon

    This Afternoon: Sunny, with a high near 70. South wind around 5 mph.

    High: 70 °F

    Sunny

  • Tonight

    Tonight: A 50 percent chance of showers, mainly between 1am and 5am. Increasing clouds, with a low around 49. Southeast wind 5 to 10 mph.

    Low: 49 °F

    Partly Cloudy
    then Chance
    Showers

  • Friday

    Friday: Cloudy through mid morning, then gradual clearing, with a high near 77. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 77 °F

    Gradual
    Clearing

  • Friday Night

    Friday Night: Showers likely and possibly a thunderstorm between 1am and 4am, then showers likely after 4am. Increasing clouds, with a low around 57. South wind 5 to 10 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 57 °F

    Mostly Clear
    then Showers
    Likely

  • Saturday

    Saturday: A chance of showers, with thunderstorms also possible after 1pm. Mostly sunny, with a high near 84. South wind around 5 mph becoming west in the afternoon. Chance of precipitation is 40%.

    High: 84 °F

    Chance
    Showers then
    Chance
    T-storms

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms. Partly cloudy, with a low around 55. South wind around 5 mph becoming calm. Chance of precipitation is 50%.

    Low: 55 °F

    Chance
    T-storms then
    Chance
    Showers

  • Sunday

    Sunday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 83. South wind 5 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 83 °F

    Chance
    T-storms then
    Showers
    Likely

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 64. South wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 64 °F

    Partly Cloudy

  • Monday

    Monday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Increasing clouds, with a high near 87. Breezy. Chance of precipitation is 60%.

    High: 87 °F

    Breezy.
    Chance
    Showers then
    Showers
    Likely

Detailed Forecast

This Afternoon
Sunny, with a high near 70. South wind around 5 mph.
Tonight
A 50 percent chance of showers, mainly between 1am and 5am. Increasing clouds, with a low around 49. Southeast wind 5 to 10 mph.
Friday
Cloudy through mid morning, then gradual clearing, with a high near 77. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Friday Night
Showers likely and possibly a thunderstorm between 1am and 4am, then showers likely after 4am. Increasing clouds, with a low around 57. South wind 5 to 10 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday
A chance of showers, with thunderstorms also possible after 1pm. Mostly sunny, with a high near 84. South wind around 5 mph becoming west in the afternoon. Chance of precipitation is 40%.
Saturday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 55. South wind around 5 mph becoming calm. Chance of precipitation is 50%.
Sunday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 83. South wind 5 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday Night
Partly cloudy, with a low around 64. South wind 10 to 15 mph, with gusts as high as 25 mph.
Monday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Increasing clouds, with a high near 87. Breezy. Chance of precipitation is 60%.
Monday Night
A chance of showers and thunderstorms, then showers likely after 1am. Mostly cloudy, with a low around 64. Chance of precipitation is 70%.
Tuesday
A 50 percent chance of showers. Partly sunny, with a high near 82. Breezy.
Tuesday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 50.
Wednesday
Mostly sunny, with a high near 70.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNE Fort Atkinson WI
 42.97°N 88.81°W (Elev. 784 ft)
Last Update:
1:21 pm CDT May 14, 2026
Forecast Valid:
2pm CDT May 14, 2026-6pm CDT May 20, 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