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

60°F

16°C

Humidity 98%
Wind Speed Calm
Barometer 30.00 in
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 19 Aug 11:15 pm CDT
Extended Forecast for

Potter Lake WI

  • Tonight

    Tonight: Partly cloudy, with a low around 55. Calm wind.

    Low: 55 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 80. Calm wind becoming northeast around 5 mph.

    High: 80 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 58. Southeast wind around 5 mph becoming calm in the evening.

    Low: 58 °F

    Partly Cloudy

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms, mainly after 4pm. Partly sunny, with a high near 79. Southwest wind 5 to 10 mph.

    High: 79 °F

    Chance
    Showers then
    Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms before 7pm, then a chance of showers between 7pm and 1am. Partly cloudy, with a low around 60. Southwest wind around 5 mph becoming northwest after midnight. Chance of precipitation is 30%.

    Low: 60 °F

    Chance
    T-storms then
    Chance
    Showers

  • Saturday

    Saturday: Sunny, with a high near 80. Northwest wind 5 to 10 mph.

    High: 80 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 57. North wind around 5 mph.

    Low: 57 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 77. Northwest wind 5 to 10 mph.

    High: 77 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 56.

    Low: 56 °F

    Partly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 55. Calm wind.
Thursday
Sunny, with a high near 80. Calm wind becoming northeast around 5 mph.
Thursday Night
Partly cloudy, with a low around 58. Southeast wind around 5 mph becoming calm in the evening.
Friday
A 30 percent chance of showers and thunderstorms, mainly after 4pm. Partly sunny, with a high near 79. Southwest wind 5 to 10 mph.
Friday Night
A chance of showers and thunderstorms before 7pm, then a chance of showers between 7pm and 1am. Partly cloudy, with a low around 60. Southwest wind around 5 mph becoming northwest after midnight. Chance of precipitation is 30%.
Saturday
Sunny, with a high near 80. Northwest wind 5 to 10 mph.
Saturday Night
Mostly clear, with a low around 57. North wind around 5 mph.
Sunday
Mostly sunny, with a high near 77. Northwest wind 5 to 10 mph.
Sunday Night
Partly cloudy, with a low around 56.
Monday
Mostly sunny, with a high near 77.
Monday Night
Partly cloudy, with a low around 59.
Tuesday
A 20 percent chance of showers. Mostly sunny, with a high near 80.
Tuesday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 62.
Wednesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 80.
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 88.35°W (Elev. 850 ft)
Last Update:
11:06 pm CDT Aug 19, 2026
Forecast Valid:
11pm CDT Aug 19, 2026-6pm CDT Aug 26, 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