National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Extreme Heat and Tropical Storm Bertha Impacts

Dangerous heat will expand from the Gulf Coast into the Southern Plains and Desert Southwest through week's end. Additional extreme heat impacting the Pacific Northwest will shift to the northern Plains by the weekend. Tropical Storm Bertha is expected to continue to impact portions of the northern Gulf Coast from the western Florida Panhandle to southeastern Louisiana through tonight. Read More >

Current conditions at

East Troy Municipal Airport (K57C)

Lat: 42.8°NLon: 88.37°WElev: 860ft.

Partly Cloudy

59°F

15°C

Humidity 69%
Wind Speed Calm
Barometer 30.15 in
Dewpoint 49°F (9°C)
Visibility 10.00 mi
Last update 22 Jul 10:55 pm CDT
Extended Forecast for

4 Miles WNW East Troy WI

  • Tonight

    Tonight: Mostly clear, with a low around 51. Calm wind.

    Low: 51 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 77. Calm wind becoming west around 5 mph in the morning.

    High: 77 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 56. Southwest wind around 5 mph becoming calm.

    Low: 56 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 80. Light southwest wind becoming south 5 to 10 mph in the morning.

    High: 80 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 59. South wind around 5 mph.

    Low: 59 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 84. Southwest wind 5 to 10 mph.

    High: 84 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 20 percent chance of showers after 1am. Partly cloudy, with a low around 68. Southwest wind 5 to 10 mph.

    Low: 68 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Sunday

    Sunday: Mostly sunny and hot, with a high near 90. West wind 5 to 10 mph.

    High: 90 °F

    Hot

  • Sunday Night

    Sunday Night: A 30 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 68.

    Low: 68 °F

    Slight Chance
    T-storms then
    Chance
    Showers

Detailed Forecast

Tonight
Mostly clear, with a low around 51. Calm wind.
Thursday
Sunny, with a high near 77. Calm wind becoming west around 5 mph in the morning.
Thursday Night
Partly cloudy, with a low around 56. Southwest wind around 5 mph becoming calm.
Friday
Mostly sunny, with a high near 80. Light southwest wind becoming south 5 to 10 mph in the morning.
Friday Night
Partly cloudy, with a low around 59. South wind around 5 mph.
Saturday
Mostly sunny, with a high near 84. Southwest wind 5 to 10 mph.
Saturday Night
A 20 percent chance of showers after 1am. Partly cloudy, with a low around 68. Southwest wind 5 to 10 mph.
Sunday
Mostly sunny and hot, with a high near 90. West wind 5 to 10 mph.
Sunday Night
A 30 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 68.
Monday
A 20 percent chance of showers after 1pm. Mostly sunny and hot, with a high near 90.
Monday Night
A 20 percent chance of showers. Partly cloudy, with a low around 65.
Tuesday
Mostly sunny, with a high near 86.
Tuesday Night
Partly cloudy, with a low around 62.
Wednesday
Mostly sunny, with a high near 84.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WNW East Troy WI
 42.8°N 88.47°W (Elev. 879 ft)
Last Update:
8:37 pm CDT Jul 22, 2026
Forecast Valid:
11pm CDT Jul 22, 2026-6pm CDT Jul 29, 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