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

79°F

26°C

Humidity 79%
Wind Speed E 3 mph
Barometer 30.06 in
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index82°F (28°C)
Last update 15 Aug 12:15 pm CDT
Extended Forecast for

East Troy WI

  • This Afternoon

    This Afternoon: Isolated showers and thunderstorms before 4pm, then isolated showers and thunderstorms after 5pm. Mostly cloudy, with a high near 80. Southeast wind around 5 mph. Chance of precipitation is 20%.

    High: 80 °F

    Isolated
    T-storms

  • Tonight

    Tonight: A slight chance of showers, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 69. Southeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 40%.

    Low: 69 °F

    Slight Chance
    Showers then
    Chance
    T-storms

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms, mainly between 2pm and 4pm. Partly sunny, with a high near 83. Northwest wind 5 to 10 mph.

    High: 83 °F

    Slight Chance
    T-storms

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 62. Northwest wind 5 to 10 mph becoming light north after midnight.

    Low: 62 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 79. Calm wind becoming northwest around 5 mph in the afternoon.

    High: 79 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 61. West wind around 5 mph becoming calm.

    Low: 61 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 20 percent chance of showers after 1pm. Partly sunny, with a high near 80. Southwest wind 5 to 10 mph.

    High: 80 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Showers and possibly a thunderstorm. Low around 64. Southwest wind 5 to 10 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 64 °F

    Showers

  • Wednesday

    Wednesday: A 40 percent chance of showers and thunderstorms, mainly before 1pm. Mostly cloudy, with a high near 76.

    High: 76 °F

    Chance
    T-storms

Detailed Forecast

This Afternoon
Isolated showers and thunderstorms before 4pm, then isolated showers and thunderstorms after 5pm. Mostly cloudy, with a high near 80. Southeast wind around 5 mph. Chance of precipitation is 20%.
Tonight
A slight chance of showers, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 69. Southeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 40%.
Sunday
A 20 percent chance of showers and thunderstorms, mainly between 2pm and 4pm. Partly sunny, with a high near 83. Northwest wind 5 to 10 mph.
Sunday Night
Partly cloudy, with a low around 62. Northwest wind 5 to 10 mph becoming light north after midnight.
Monday
Sunny, with a high near 79. Calm wind becoming northwest around 5 mph in the afternoon.
Monday Night
Mostly clear, with a low around 61. West wind around 5 mph becoming calm.
Tuesday
A 20 percent chance of showers after 1pm. Partly sunny, with a high near 80. Southwest wind 5 to 10 mph.
Tuesday Night
Showers and possibly a thunderstorm. Low around 64. Southwest wind 5 to 10 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday
A 40 percent chance of showers and thunderstorms, mainly before 1pm. Mostly cloudy, with a high near 76.
Wednesday Night
Partly cloudy, with a low around 55.
Thursday
Mostly sunny, with a high near 73.
Thursday Night
Partly cloudy, with a low around 55.
Friday
Mostly sunny, with a high near 74.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
East Troy WI
 42.8°N 88.41°W (Elev. 850 ft)
Last Update:
9:57 am CDT Aug 15, 2026
Forecast Valid:
12pm CDT Aug 15, 2026-6pm CDT Aug 21, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation