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

48°F

9°C

Humidity 66%
Wind Speed E 6 mph
Barometer 30.21 in
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Wind Chill45°F (7°C)
Last update 22 May 3:15 am CDT
Extended Forecast for

2 Miles SSW Sullivan WI

  • Overnight

    Overnight: Mostly cloudy, with a low around 44. East wind around 5 mph.

    Low: 44 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 65. East wind 10 to 15 mph.

    High: 65 °F

    Partly Sunny

  • Friday Night

    Friday Night: A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 50. East wind 5 to 10 mph.

    Low: 50 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Saturday

    Saturday: Mostly cloudy, with a high near 71. East wind around 5 mph.

    High: 71 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: A 30 percent chance of showers, mainly after 1am. Mostly cloudy, with a low around 50. East wind around 5 mph becoming calm.

    Low: 50 °F

    Chance
    Showers

  • Sunday

    Sunday: A 30 percent chance of showers before 1pm. Partly sunny, with a high near 76. Calm wind becoming west around 5 mph in the afternoon.

    High: 76 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 52. Calm wind.

    Low: 52 °F

    Partly Cloudy

  • Memorial Day

    Memorial Day: Sunny, with a high near 84. Calm wind becoming south around 5 mph in the afternoon.

    High: 84 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 57.

    Low: 57 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly cloudy, with a low around 44. East wind around 5 mph.
Friday
Partly sunny, with a high near 65. East wind 10 to 15 mph.
Friday Night
A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 50. East wind 5 to 10 mph.
Saturday
Mostly cloudy, with a high near 71. East wind around 5 mph.
Saturday Night
A 30 percent chance of showers, mainly after 1am. Mostly cloudy, with a low around 50. East wind around 5 mph becoming calm.
Sunday
A 30 percent chance of showers before 1pm. Partly sunny, with a high near 76. Calm wind becoming west around 5 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 52. Calm wind.
Memorial Day
Sunny, with a high near 84. Calm wind becoming south around 5 mph in the afternoon.
Monday Night
Mostly clear, with a low around 57.
Tuesday
Sunny, with a high near 86.
Tuesday Night
A 20 percent chance of showers. Partly cloudy, with a low around 58.
Wednesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 85.
Wednesday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 58.
Thursday
A 20 percent chance of showers. Mostly sunny, with a high near 81.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSW Sullivan WI
 42.98°N 88.6°W (Elev. 820 ft)
Last Update:
3:22 am CDT May 22, 2026
Forecast Valid:
3am CDT May 22, 2026-6pm CDT May 28, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation