Lake-effect Snow and Whiteout Conditions in the Great Lakes Region; Below-average Temperatures in the East

Heavy lake-effect and lake-enhanced snow will persist downwind of the Great Lakes and produce some whiteout conditions that could cause difficult travel conditions. A coastal low will produce moderate to heavy snow over parts of southern and eastern New England into the afternoon. Below average temperatures are expected across the eastern U.S., particularly with chilly morning temperatures. Read More >

Current conditions at

East Troy Municipal Airport (K57C)

Lat: 42.8°NLon: 88.37°WElev: 860ft.

Light Snow

14°F

-10°C

Humidity 79%
Wind Speed W 13 G 17 mph
Barometer 29.79 in
Dewpoint 8°F (-13°C)
Visibility 3.00 mi
Wind Chill0°F (-18°C)
Last update 18 Jan 11:35 pm CST
Extended Forecast for

7 Miles N Elkhorn WI

Winter Weather Advisory January 18, 11:46pm until January 19, 12:00pm
Cold Weather Advisory January 19, 03:00am until January 19, 12:00pm
Click here for hazard details and duration
Winter Weather Advisory
Cold Weather Advisory
  •  
    Winter Weather Advisory January 18, 11:46pm until January 19, 12:00pm

    NOW until 12:00pm Mon

    Winter Weather Advisory

  • Tonight

    Low: -3 °F

    Chance Snow
    and Areas
    Blowing Snow

  • M.L.King Day

    M.L.King Day: Areas of blowing snow before 2pm. Partly sunny and cold, with a high near 4. Wind chill values between -15 and -25. Blustery, with a west wind 15 to 20 mph, with gusts as high as 35 mph.

    High: 4 °F

    Areas Blowing
    Snow and
    Blustery

  • Monday Night

    Monday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around -4. Wind chill values between -10 and -15. West wind 5 to 10 mph.

    Low: -4 °F

    Decreasing
    Clouds

  • Tuesday

    Tuesday: Mostly sunny, with a high near 14. Wind chill values between -5 and -15. West wind 5 to 10 mph.

    High: 14 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Snow likely, mainly after midnight.  Mostly cloudy, with a temperature rising to around 18 by 4am. Calm wind becoming southwest around 5 mph after midnight.  Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.

    Low: 11 °F

    Chance Snow
    then Snow
    Likely

  • Wednesday

    Wednesday: A 30 percent chance of snow, mainly before noon.  Mostly cloudy, with a high near 23. West wind 5 to 10 mph.

    High: 23 °F

    Chance Snow

  • Wednesday Night

    Wednesday Night: A 20 percent chance of snow before midnight.  Mostly cloudy, with a low around 4. West wind around 10 mph.

    Low: 4 °F

    Slight Chance
    Snow then
    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 13. West wind 10 to 15 mph.

    High: 13 °F

    Mostly Sunny

Detailed Forecast

Tonight
A 50 percent chance of snow, mainly before 2am. Areas of blowing snow after midnight. Mostly cloudy, with a low around -3. Wind chill values between -10 and -20. Windy, with a northwest wind 15 to 25 mph, with gusts as high as 35 mph.
M.L.King Day
Areas of blowing snow before 2pm. Partly sunny and cold, with a high near 4. Wind chill values between -15 and -25. Blustery, with a west wind 15 to 20 mph, with gusts as high as 35 mph.
Monday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around -4. Wind chill values between -10 and -15. West wind 5 to 10 mph.
Tuesday
Mostly sunny, with a high near 14. Wind chill values between -5 and -15. West wind 5 to 10 mph.
Tuesday Night
Snow likely, mainly after midnight. Mostly cloudy, with a temperature rising to around 18 by 4am. Calm wind becoming southwest around 5 mph after midnight. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.
Wednesday
A 30 percent chance of snow, mainly before noon. Mostly cloudy, with a high near 23. West wind 5 to 10 mph.
Wednesday Night
A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 4. West wind around 10 mph.
Thursday
Mostly sunny, with a high near 13. West wind 10 to 15 mph.
Thursday Night
A 20 percent chance of snow. Mostly cloudy, with a low around -2.
Friday
A 20 percent chance of snow. Partly sunny, with a high near 11.
Friday Night
A 20 percent chance of snow. Mostly cloudy, with a low around -8.
Saturday
A 20 percent chance of snow. Partly sunny and cold, with a high near 4.
Saturday Night
A 40 percent chance of snow. Mostly cloudy, with a low around -11.
Sunday
A 30 percent chance of snow. Partly sunny and cold, with a high near 7.
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles N Elkhorn WI
 42.78°N 88.56°W (Elev. 899 ft)
10:57 pm CST Jan 18, 2026
11pm CST Jan 18, 2026-6pm CST Jan 25, 2026
 
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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