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Hazardous Weather Conditions

Current conditions at

East Troy Municipal Airport (K57C)

Lat: 42.8°NLon: 88.37°WElev: 860ft.

Fair

30°F

-1°C

Humidity 95%
Wind Speed Calm
Barometer 30.10 in
Dewpoint 29°F (-2°C)
Visibility 10.00 mi
Last update 1 May 11:15 pm CDT
Extended Forecast for

Potter Lake WI

Freeze Warning May 2, 12:00am until May 2, 08:00am
Click here for hazard details and duration
Freeze Warning

  • Tonight

    Tonight: Widespread frost, mainly after midnight. Otherwise, mostly clear, with a low around 29. Calm wind.

    Low: 29 °F

    Frost

  • Saturday

    Saturday: Widespread frost, mainly before 8am. Otherwise, mostly sunny, with a high near 54. Calm wind becoming northwest around 5 mph in the morning.

    High: 54 °F

    Frost then
    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 40. Southwest wind 5 to 10 mph.

    Low: 40 °F

    Partly Cloudy

  • Sunday

    Sunday: A 50 percent chance of showers, mainly before 1pm. Partly sunny, with a high near 62. Southwest wind 10 to 15 mph, with gusts as high as 30 mph.

    High: 62 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 42. West wind 5 to 10 mph.

    Low: 42 °F

    Mostly Clear

  • Monday

    Monday: A slight chance of showers between 1pm and 4pm, then a slight chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 73. Southwest wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.

    High: 73 °F

    Sunny then
    Slight Chance
    T-storms

  • Monday Night

    Monday Night: A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am. Mostly cloudy, with a low around 44. Southwest wind 5 to 10 mph becoming northwest after midnight. Chance of precipitation is 50%.

    Low: 44 °F

    Chance
    Showers

  • Tuesday

    Tuesday: A 40 percent chance of showers, mainly after 1pm. Mostly cloudy, with a high near 57. Northwest wind 5 to 10 mph.

    High: 57 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers before 1am. Mostly cloudy, with a low around 37.

    Low: 37 °F

    Chance
    Showers

Detailed Forecast

Tonight
Widespread frost, mainly after midnight. Otherwise, mostly clear, with a low around 29. Calm wind.
Saturday
Widespread frost, mainly before 8am. Otherwise, mostly sunny, with a high near 54. Calm wind becoming northwest around 5 mph in the morning.
Saturday Night
Partly cloudy, with a low around 40. Southwest wind 5 to 10 mph.
Sunday
A 50 percent chance of showers, mainly before 1pm. Partly sunny, with a high near 62. Southwest wind 10 to 15 mph, with gusts as high as 30 mph.
Sunday Night
Mostly clear, with a low around 42. West wind 5 to 10 mph.
Monday
A slight chance of showers between 1pm and 4pm, then a slight chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 73. Southwest wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Monday Night
A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am. Mostly cloudy, with a low around 44. Southwest wind 5 to 10 mph becoming northwest after midnight. Chance of precipitation is 50%.
Tuesday
A 40 percent chance of showers, mainly after 1pm. Mostly cloudy, with a high near 57. Northwest wind 5 to 10 mph.
Tuesday Night
A 30 percent chance of showers before 1am. Mostly cloudy, with a low around 37.
Wednesday
Mostly cloudy, with a high near 54.
Wednesday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 37.
Thursday
A 20 percent chance of showers. Mostly sunny, with a high near 56.
Thursday Night
Partly cloudy, with a low around 37.
Friday
Mostly sunny, with a high near 62.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Potter Lake WI
 42.82°N 88.35°W (Elev. 850 ft)
Last Update:
11:16 pm CDT May 1, 2026
Forecast Valid:
11pm CDT May 1, 2026-6pm CDT May 8, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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