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

Above Average Temperatures in the West; Winter Weather Returns to the Upper Midwest and Great Lakes

Well above average temperatures will continue across the West this week, potentially breaking some daily high temperature records. A storm system dropping south out of Canada will bring a wintry mix to the Upper Midwest and Great Lakes Tuesday, pushing into the Central Appalachians and interior Northeast on Wednesday. Read More >

Hazardous Weather Conditions

Current conditions at

East Troy Municipal Airport (K57C)

Lat: 42.8°NLon: 88.37°WElev: 860ft.

Fair

35°F

2°C

Humidity 77%
Wind Speed S 5 mph
Barometer 29.79 in
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Wind Chill31°F (-1°C)
Last update 13 Jan 2:35 am CST
Extended Forecast for

2 Miles W Potter Lake WI

  • Overnight

    Overnight: A chance of sprinkles between 3am and 5am. Cloudy, with a low around 33. Southwest wind 10 to 15 mph.

    Low: 33 °F

    Chance
    Sprinkles

  • Tuesday

    Tuesday: A chance of sprinkles after 3pm. Cloudy, then gradually becoming mostly sunny, with a high near 47. West wind around 15 mph, with gusts as high as 30 mph.

    High: 47 °F

    Chance
    Sprinkles

  • Tuesday Night

    Tuesday Night: A slight chance of rain and snow between midnight and 2am, then a slight chance of snow after 2am. Cloudy, with a low around 21. Blustery, with a west wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 20%.

    Low: 21 °F

    Mostly Cloudy
    then Slight
    Chance
    Rain/Snow and
    Blustery

  • Wednesday

    Wednesday: A 20 percent chance of snow before noon. Partly sunny, with a high near 23. Blustery, with a north wind 15 to 20 mph, with gusts as high as 35 mph.

    High: 23 °F

    Blustery.
    Slight Chance
    Snow then
    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 9. Northwest wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 9 °F

    Partly Cloudy

  • Thursday

    Thursday: Increasing clouds, with a high near 24. Northwest wind 5 to 10 mph becoming southwest in the afternoon.

    High: 24 °F

    Increasing
    Clouds

  • Thursday Night

    Thursday Night: Snow. Low around 19. Southwest wind around 10 mph. Chance of precipitation is 80%.

    Low: 19 °F

    Snow

  • Friday

    Friday: Snow. High near 32. West wind 10 to 15 mph. Chance of precipitation is 80%.

    High: 32 °F

    Snow

  • Friday Night

    Friday Night: Snow likely. Mostly cloudy, with a low around 12. Chance of precipitation is 60%.

    Low: 12 °F

    Snow Likely

Detailed Forecast

Overnight
A chance of sprinkles between 3am and 5am. Cloudy, with a low around 33. Southwest wind 10 to 15 mph.
Tuesday
A chance of sprinkles after 3pm. Cloudy, then gradually becoming mostly sunny, with a high near 47. West wind around 15 mph, with gusts as high as 30 mph.
Tuesday Night
A slight chance of rain and snow between midnight and 2am, then a slight chance of snow after 2am. Cloudy, with a low around 21. Blustery, with a west wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 20%.
Wednesday
A 20 percent chance of snow before noon. Partly sunny, with a high near 23. Blustery, with a north wind 15 to 20 mph, with gusts as high as 35 mph.
Wednesday Night
Partly cloudy, with a low around 9. Northwest wind 10 to 15 mph, with gusts as high as 25 mph.
Thursday
Increasing clouds, with a high near 24. Northwest wind 5 to 10 mph becoming southwest in the afternoon.
Thursday Night
Snow. Low around 19. Southwest wind around 10 mph. Chance of precipitation is 80%.
Friday
Snow. High near 32. West wind 10 to 15 mph. Chance of precipitation is 80%.
Friday Night
Snow likely. Mostly cloudy, with a low around 12. Chance of precipitation is 60%.
Saturday
A 50 percent chance of snow. Mostly cloudy, with a high near 17.
Saturday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 4.
Sunday
A 20 percent chance of snow. Partly sunny, with a high near 15.
Sunday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 2.
M.L.King Day
A 20 percent chance of snow. Partly sunny, with a high near 15.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles W Potter Lake WI
 42.82°N 88.38°W (Elev. 823 ft)
Last Update:
2:27 am CST Jan 13, 2026
Forecast Valid:
2am CST Jan 13, 2026-6pm CST Jan 19, 2026
 
Forecast Discussion
 
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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