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.

Fair

73°F

23°C

Humidity 34%
Wind Speed W 7 mph
Barometer 29.41 in
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 4 May 6:35 pm CDT
Extended Forecast for

Potter Lake WI

  • Tonight

    Tonight: Scattered showers and thunderstorms before midnight, then scattered rain between midnight and 3am, then isolated showers after 3am. Mostly cloudy, with a low around 44. West wind 5 to 10 mph becoming northwest after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 50%.

    Low: 44 °F

    Scattered
    T-storms then
    Isolated
    Showers

  • Tuesday

    Tuesday: Partly sunny, with a high near 56. Northwest wind 5 to 10 mph.

    High: 56 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Areas of frost after 5am. Otherwise, mostly cloudy, with a low around 37. Northwest wind around 5 mph becoming calm in the evening.

    Low: 37 °F

    Mostly Cloudy
    then Areas
    Frost

  • Wednesday

    Wednesday: Areas of frost before 7am. Otherwise, partly sunny, with a high near 54. Northwest wind 5 to 10 mph.

    High: 54 °F

    Areas Frost
    then Partly
    Sunny

  • Wednesday Night

    Wednesday Night: Areas of frost after 2am. Otherwise, mostly cloudy, with a low around 34. Northwest wind around 5 mph becoming calm in the evening.

    Low: 34 °F

    Mostly Cloudy
    then Areas
    Frost

  • Thursday

    Thursday: A 20 percent chance of showers after 1pm. Areas of frost before 8am. Otherwise, mostly sunny, with a high near 57. Light west wind increasing to 5 to 10 mph in the morning.

    High: 57 °F

    Areas Frost
    then Slight
    Chance
    Showers

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 39. Southwest wind around 5 mph.

    Low: 39 °F

    Partly Cloudy

  • Friday

    Friday: A 20 percent chance of showers after 1pm. Partly sunny, with a high near 62. Southwest wind 5 to 10 mph becoming northwest in the afternoon.

    High: 62 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Friday Night

    Friday Night: A 20 percent chance of showers before 1am. Partly cloudy, with a low around 40.

    Low: 40 °F

    Slight Chance
    Showers

Detailed Forecast

Tonight
Scattered showers and thunderstorms before midnight, then scattered rain between midnight and 3am, then isolated showers after 3am. Mostly cloudy, with a low around 44. West wind 5 to 10 mph becoming northwest after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 50%.
Tuesday
Partly sunny, with a high near 56. Northwest wind 5 to 10 mph.
Tuesday Night
Areas of frost after 5am. Otherwise, mostly cloudy, with a low around 37. Northwest wind around 5 mph becoming calm in the evening.
Wednesday
Areas of frost before 7am. Otherwise, partly sunny, with a high near 54. Northwest wind 5 to 10 mph.
Wednesday Night
Areas of frost after 2am. Otherwise, mostly cloudy, with a low around 34. Northwest wind around 5 mph becoming calm in the evening.
Thursday
A 20 percent chance of showers after 1pm. Areas of frost before 8am. Otherwise, mostly sunny, with a high near 57. Light west wind increasing to 5 to 10 mph in the morning.
Thursday Night
Partly cloudy, with a low around 39. Southwest wind around 5 mph.
Friday
A 20 percent chance of showers after 1pm. Partly sunny, with a high near 62. Southwest wind 5 to 10 mph becoming northwest in the afternoon.
Friday Night
A 20 percent chance of showers before 1am. Partly cloudy, with a low around 40.
Saturday
Mostly sunny, with a high near 66.
Saturday Night
Partly cloudy, with a low around 44.
Sunday
A 20 percent chance of showers. Partly sunny, with a high near 64.
Sunday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 42.
Monday
Mostly sunny, with a high near 64.
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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:
5:47 pm CDT May 4, 2026
Forecast Valid:
6pm CDT May 4, 2026-6pm CDT May 11, 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