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

Multiple clipper systems will bring cold temperatures and enhance lake-effect snow downwind of the Great Lakes. An arctic blast will bring frigid temperatures accompanied with gusty winds that may lead to dangerous wind chills beginning in the Northern Plains Thursday before expanding to the South and East. An expansive winter storm will start Friday in the Southern Rockies/Plains and Mid-South. Read More >

Current conditions at

Milwaukee, General Mitchell International Airport (KMKE)

Lat: 42.96°NLon: 87.9°WElev: 722ft.

Light Snow Fog/Mist

17°F

-8°C

Humidity 88%
Wind Speed S 6 mph
Barometer 30.09 in (1020.6 mb)
Dewpoint 14°F (-10°C)
Visibility 2.00 mi
Wind Chill8°F (-13°C)
Last update 20 Jan 11:52 pm CST
Extended Forecast for

West Allis WI

Extreme Cold Watch January 23, 12:00am until January 24, 12:00pm
Winter Weather Advisory until January 21, 06:00am
Click here for hazard details and duration
Extreme Cold Watch
Winter Weather Advisory
  •  
    Winter Weather Advisory until January 21, 06:00am

    NOW until 6:00am Wed

    Winter Weather Advisory

  • Overnight

    Low: 10 °F

    Snow

  • Wednesday

    Wednesday: A chance of snow before 8am, then a chance of snow after 4pm.  Mostly cloudy, with a high near 23. West wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon.  Chance of precipitation is 30%.

    High: 23 °F

    Chance Snow

  • Wednesday Night

    Wednesday Night: Snow likely, mainly before 9pm.  Cloudy during the early evening, then gradual clearing, with a low around 8. Wind chill values between -5 and 5. Breezy, with a west wind 15 to 20 mph, with gusts as high as 35 mph.  Chance of precipitation is 70%. New snow accumulation of around an inch possible.

    Low: 8 °F

    Snow Likely
    and Breezy
    then Partly
    Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 16. Wind chill values between -5 and zero. West wind around 15 mph, with gusts as high as 25 mph.

    High: 16 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around -13. Northwest wind around 15 mph.

    Low: -13 °F

    Partly Cloudy

  • Friday

    Friday: A 20 percent chance of snow before noon.  Sunny and cold, with a high near -5. Northwest wind 10 to 15 mph.

    High: -5 °F

    Slight Chance
    Snow then
    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around -12. Northwest wind 5 to 10 mph.

    Low: -12 °F

    Partly Cloudy

  • Saturday

    Saturday: A 20 percent chance of snow after noon.  Partly sunny and cold, with a high near 4. Northwest wind around 5 mph.

    High: 4 °F

    Partly Sunny
    then Slight
    Chance Snow

Detailed Forecast

Overnight
Snow. Low around 10. Calm wind becoming southwest around 5 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of 1 to 3 inches possible.
Wednesday
A chance of snow before 8am, then a chance of snow after 4pm. Mostly cloudy, with a high near 23. West wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Chance of precipitation is 30%.
Wednesday Night
Snow likely, mainly before 9pm. Cloudy during the early evening, then gradual clearing, with a low around 8. Wind chill values between -5 and 5. Breezy, with a west wind 15 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 70%. New snow accumulation of around an inch possible.
Thursday
Mostly sunny, with a high near 16. Wind chill values between -5 and zero. West wind around 15 mph, with gusts as high as 25 mph.
Thursday Night
Partly cloudy, with a low around -13. Northwest wind around 15 mph.
Friday
A 20 percent chance of snow before noon. Sunny and cold, with a high near -5. Northwest wind 10 to 15 mph.
Friday Night
Partly cloudy, with a low around -12. Northwest wind 5 to 10 mph.
Saturday
A 20 percent chance of snow after noon. Partly sunny and cold, with a high near 4. Northwest wind around 5 mph.
Saturday Night
A 30 percent chance of snow, mainly after midnight. Mostly cloudy, with a low around -3.
Sunday
A 30 percent chance of snow, mainly before noon. Partly sunny, with a high near 11.
Sunday Night
A 20 percent chance of snow. Mostly cloudy, with a low around -3.
Monday
Mostly sunny, with a high near 13.
Monday Night
Partly cloudy, with a low around 4.
Tuesday
A 20 percent chance of snow. Partly sunny, with a high near 21.
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ABOUT THIS FORECAST

 
Point Forecast:
West Allis WI
 43°N 88.04°W (Elev. 797 ft)
12:21 am CST Jan 21, 2026
12am CST Jan 21, 2026-6pm CST Jan 27, 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