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

East Troy Municipal Airport (K57C)

Lat: 42.8°NLon: 88.37°WElev: 860ft.

Fair

57°F

14°C

Humidity 88%
Wind Speed Calm
Barometer 29.95 in
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 20 Jun 11:35 pm CDT
Extended Forecast for

Potter Lake WI

  • Tonight

    Tonight: Mostly cloudy, with a low around 54. Calm wind.

    Low: 54 °F

    Mostly Cloudy

  • Sunday

    Sunday: Showers, mainly after 2pm. High near 69. Light and variable wind becoming southeast 5 to 10 mph in the afternoon. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    High: 69 °F

    Mostly Cloudy
    then Showers

  • Sunday Night

    Sunday Night: Showers likely, mainly before 2am. Mostly cloudy, with a low around 53. Northeast wind 5 to 10 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 53 °F

    Showers
    Likely then
    Chance
    Showers

  • Monday

    Monday: Mostly sunny, with a high near 73. Northeast wind around 10 mph.

    High: 73 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 50. Northeast wind 5 to 10 mph becoming light in the evening.

    Low: 50 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 75. Calm wind becoming northeast around 5 mph in the afternoon.

    High: 75 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A slight chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 54. Southeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 54 °F

    Slight Chance
    T-storms then
    Showers
    Likely

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm. High near 74. Light southwest wind increasing to 5 to 10 mph in the morning. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 74 °F

    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms before 1am, then a slight chance of showers. Partly cloudy, with a low around 53. Chance of precipitation is 30%.

    Low: 53 °F

    Chance
    Showers

Detailed Forecast

Tonight
Mostly cloudy, with a low around 54. Calm wind.
Sunday
Showers, mainly after 2pm. High near 69. Light and variable wind becoming southeast 5 to 10 mph in the afternoon. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Sunday Night
Showers likely, mainly before 2am. Mostly cloudy, with a low around 53. Northeast wind 5 to 10 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Monday
Mostly sunny, with a high near 73. Northeast wind around 10 mph.
Monday Night
Mostly clear, with a low around 50. Northeast wind 5 to 10 mph becoming light in the evening.
Tuesday
Mostly sunny, with a high near 75. Calm wind becoming northeast around 5 mph in the afternoon.
Tuesday Night
A slight chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 54. Southeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday
Showers and possibly a thunderstorm. High near 74. Light southwest wind increasing to 5 to 10 mph in the morning. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
A chance of showers and thunderstorms before 1am, then a slight chance of showers. Partly cloudy, with a low around 53. Chance of precipitation is 30%.
Thursday
A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 74. Chance of precipitation is 40%.
Thursday Night
Partly cloudy, with a low around 53.
Friday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 77.
Friday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 56.
Saturday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 79.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Potter Lake WI
 42.82°N 88.32°W (Elev. 850 ft)
Last Update:
11:32 pm CDT Jun 20, 2026
Forecast Valid:
11pm CDT Jun 20, 2026-6pm CDT Jun 27, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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