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

32°F

0°C

Humidity 67%
Wind Speed SW 7 mph
Barometer 29.98 in
Dewpoint 22°F (-6°C)
Visibility 10.00 mi
Wind Chill25°F (-4°C)
Last update 18 Mar 11:55 am CDT
Extended Forecast for

Potter Lake WI

  • This Afternoon

    This Afternoon: Cloudy, then gradually becoming mostly sunny, with a high near 37. Southwest wind around 10 mph.

    High: 37 °F

    Decreasing
    Clouds

  • Tonight

    Tonight: A slight chance of rain between 11pm and 1am, then a chance of freezing rain. Increasing clouds, with a low around 30. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 40%.

    Low: 30 °F

    Slight Chance
    Rain then
    Chance
    Rain/Freezing
    Rain

  • Thursday

    Thursday: A slight chance of freezing rain before 8am, then a slight chance of rain between 8am and 9am. Patchy fog between 8am and 11am. Otherwise, partly sunny, with a high near 45. Calm wind becoming east around 5 mph in the afternoon. Chance of precipitation is 20%.

    High: 45 °F

    Slight Chance
    Rain/Freezing
    Rain and
    Patchy Fog

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 34. North wind around 5 mph becoming calm.

    Low: 34 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 56. Southwest wind 5 to 10 mph.

    High: 56 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 36. Northwest wind around 5 mph.

    Low: 36 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 63. Southwest wind 5 to 10 mph.

    High: 63 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 20 percent chance of rain. Increasing clouds, with a low around 38. Southwest wind around 10 mph becoming northeast after midnight.

    Low: 38 °F

    Slight Chance
    Rain

  • Sunday

    Sunday: A 20 percent chance of rain before 1pm. Mostly cloudy, with a high near 49.

    High: 49 °F

    Slight Chance
    Rain

Detailed Forecast

This Afternoon
Cloudy, then gradually becoming mostly sunny, with a high near 37. Southwest wind around 10 mph.
Tonight
A slight chance of rain between 11pm and 1am, then a chance of freezing rain. Increasing clouds, with a low around 30. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 40%.
Thursday
A slight chance of freezing rain before 8am, then a slight chance of rain between 8am and 9am. Patchy fog between 8am and 11am. Otherwise, partly sunny, with a high near 45. Calm wind becoming east around 5 mph in the afternoon. Chance of precipitation is 20%.
Thursday Night
Mostly cloudy, with a low around 34. North wind around 5 mph becoming calm.
Friday
Mostly cloudy, with a high near 56. Southwest wind 5 to 10 mph.
Friday Night
Mostly cloudy, with a low around 36. Northwest wind around 5 mph.
Saturday
Mostly sunny, with a high near 63. Southwest wind 5 to 10 mph.
Saturday Night
A 20 percent chance of rain. Increasing clouds, with a low around 38. Southwest wind around 10 mph becoming northeast after midnight.
Sunday
A 20 percent chance of rain before 1pm. Mostly cloudy, with a high near 49.
Sunday Night
Partly cloudy, with a low around 25.
Monday
Partly sunny, with a high near 41.
Monday Night
Partly cloudy, with a low around 26.
Tuesday
Mostly cloudy, with a high near 50.
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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:
11:33 am CDT Mar 18, 2026
Forecast Valid:
12pm CDT Mar 18, 2026-6pm CDT Mar 24, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation