Heavy Great Lakes Snow through Friday; Watching Potential for Major Winter Storm Late Week into this Weekend

Heavy lake effect snow will continue in the Great Lakes into Wednesday before another storm brings a widespread general snow followed by another round of heavy lake effect snow. A wide-ranging winter storm will produce great swaths of heavy snow, sleet, and treacherous freezing rain from the southern Rockies/Plains and Mid-South starting Friday and shifting toward the East Coast through Sunday. Read More >

Current conditions at

Waukesha County Airport (KUES)

Lat: 43.04°NLon: 88.25°WElev: 886ft.

Fair

0°F

-18°C

Humidity 71%
Wind Speed SW 9 mph
Barometer 30.31 in
Dewpoint -8°F (-22°C)
Visibility 10.00 mi
Wind Chill-15°F (-26°C)
Last update 20 Jan 8:45 am CST
Extended Forecast for

Waukesha WI

Winter Weather Advisory January 20, 09:00pm until January 21, 06:00am
Click here for hazard details and duration
Winter Weather Advisory
  • Today

    Today: Increasing clouds, with a high near 14. Wind chill values between -5 and -15. West wind around 10 mph.

    High: 14 °F

    Increasing
    Clouds

  • Tonight

    Tonight: Snow, mainly after 10pm. The snow could be heavy at times.  Low around 11. South wind around 5 mph.  Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.

    Low: 11 °F

    Heavy Snow

  • Wednesday

    Wednesday: A 30 percent chance of snow before 9am.  Mostly cloudy, with a high near 24. West wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon.

    High: 24 °F

    Chance Snow
    then Mostly
    Cloudy

  • Wednesday Night

    Wednesday Night: A 40 percent chance of snow showers before midnight.  Mostly cloudy, with a low around 7. Wind chill values between -10 and zero. Breezy, with a west wind 15 to 20 mph, with gusts as high as 30 mph.

    Low: 7 °F

    Chance Snow
    Showers then
    Mostly Cloudy
    and Breezy

  • Thursday

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

    High: 15 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around -13. Northwest wind around 10 mph.

    Low: -13 °F

    Partly Cloudy

  • Friday

    Friday: Sunny and cold, with a high near -4. Northwest wind around 10 mph.

    High: -4 °F

    Cold

  • Friday Night

    Friday Night: Partly cloudy, with a low around -14. Northwest wind around 5 mph.

    Low: -14 °F

    Partly Cloudy

  • Saturday

    Saturday: A 20 percent chance of snow after noon.  Partly sunny and cold, with a high near 2.

    High: 2 °F

    Partly Sunny
    then Slight
    Chance Snow

Detailed Forecast

Today
Increasing clouds, with a high near 14. Wind chill values between -5 and -15. West wind around 10 mph.
Tonight
Snow, mainly after 10pm. The snow could be heavy at times. Low around 11. South wind around 5 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.
Wednesday
A 30 percent chance of snow before 9am. Mostly cloudy, with a high near 24. West wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon.
Wednesday Night
A 40 percent chance of snow showers before midnight. Mostly cloudy, with a low around 7. Wind chill values between -10 and zero. Breezy, with a west wind 15 to 20 mph, with gusts as high as 30 mph.
Thursday
Mostly sunny, with a high near 15. West wind 10 to 15 mph.
Thursday Night
Partly cloudy, with a low around -13. Northwest wind around 10 mph.
Friday
Sunny and cold, with a high near -4. Northwest wind around 10 mph.
Friday Night
Partly cloudy, with a low around -14. Northwest wind around 5 mph.
Saturday
A 20 percent chance of snow after noon. Partly sunny and cold, with a high near 2.
Saturday Night
A 30 percent chance of snow, mainly after midnight. Mostly cloudy, with a low around -7.
Sunday
A 30 percent chance of snow. Mostly sunny, with a high near 12.
Sunday Night
A 20 percent chance of snow. Partly cloudy, with a low around -3.
Monday
Mostly sunny, with a high near 12.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
Waukesha WI
 43.01°N 88.24°W (Elev. 922 ft)
7:37 am CST Jan 20, 2026
9am CST Jan 20, 2026-6pm CST Jan 26, 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