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.

Thunderstorm in Vicinity

70°F

21°C

Humidity 76%
Wind Speed S 6 mph
Barometer 29.94 in
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Last update 30 Aug 2:35 am CDT
Extended Forecast for

East Troy WI

  • Overnight

    Overnight: A 30 percent chance of showers and thunderstorms, mainly after 5am. Mostly cloudy, with a low around 69. South wind around 10 mph.

    Low: 69 °F

    Chance
    T-storms

  • Sunday

    Sunday: A 40 percent chance of showers and thunderstorms, mainly after 2pm. Mostly cloudy, with a high near 83. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 83 °F

    Chance
    T-storms then
    Chance
    Showers

  • Sunday Night

    Sunday Night: A 30 percent chance of showers and thunderstorms, mainly after 5am. Mostly cloudy, with a low around 72. South wind around 5 mph.

    Low: 72 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms, mainly before 7am. Partly sunny, with a high near 87. Southwest wind around 10 mph.

    High: 87 °F

    Chance
    Showers then
    Partly Sunny

  • Monday Night

    Monday Night: A 20 percent chance of showers and thunderstorms after 1am. Mostly cloudy during the early evening, then becoming clear, with a low around 72. Southwest wind around 5 mph becoming calm in the evening.

    Low: 72 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 88. Light southwest wind increasing to 5 to 10 mph in the morning.

    High: 88 °F

    Chance
    T-storms then
    Chance
    Showers

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 73. South wind around 5 mph becoming calm in the evening.

    Low: 73 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Wednesday

    Wednesday: Mostly sunny and hot, with a high near 90. Light southwest wind increasing to 5 to 10 mph in the morning.

    High: 90 °F

    Hot

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms. Partly cloudy, with a low around 68. Chance of precipitation is 30%.

    Low: 68 °F

    Chance
    Showers

Detailed Forecast

Overnight
A 30 percent chance of showers and thunderstorms, mainly after 5am. Mostly cloudy, with a low around 69. South wind around 10 mph.
Sunday
A 40 percent chance of showers and thunderstorms, mainly after 2pm. Mostly cloudy, with a high near 83. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Sunday Night
A 30 percent chance of showers and thunderstorms, mainly after 5am. Mostly cloudy, with a low around 72. South wind around 5 mph.
Monday
A 30 percent chance of showers and thunderstorms, mainly before 7am. Partly sunny, with a high near 87. Southwest wind around 10 mph.
Monday Night
A 20 percent chance of showers and thunderstorms after 1am. Mostly cloudy during the early evening, then becoming clear, with a low around 72. Southwest wind around 5 mph becoming calm in the evening.
Tuesday
A 30 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 88. Light southwest wind increasing to 5 to 10 mph in the morning.
Tuesday Night
A 20 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 73. South wind around 5 mph becoming calm in the evening.
Wednesday
Mostly sunny and hot, with a high near 90. Light southwest wind increasing to 5 to 10 mph in the morning.
Wednesday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 68. Chance of precipitation is 30%.
Thursday
A 40 percent chance of showers and thunderstorms, mainly before 1pm. Partly sunny, with a high near 86.
Thursday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 67.
Friday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 84.
Friday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 65.
Saturday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 83.
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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:
2:36 am CDT Aug 30, 2026
Forecast Valid:
2am CDT Aug 30, 2026-6pm CDT Sep 5, 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