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

Hazardous Weather Conditions

Current conditions at

Chicago / Wheeling, Pal-Waukee Airport (KPWK)

Lat: 42.12°NLon: 87.9°WElev: 646ft.

Light Snow Fog/Mist

12°F

-11°C

Humidity 84%
Wind Speed N 10 mph
Barometer 30.12 in (1021.5 mb)
Dewpoint 8°F (-13°C)
Visibility 1.75 mi
Wind Chill-1°F (-18°C)
Last update 25 Jan 11:52 am CST
Extended Forecast for

Lake Forest IL

Cold Weather Advisory January 26, 12:00am until January 26, 12:00pm
Winter Weather Advisory January 25, 12:49pm until January 25, 06:00pm
Click here for hazard details and duration
Cold Weather Advisory
Winter Weather Advisory
  •  
    Winter Weather Advisory January 25, 12:49pm until January 25, 06:00pm

    NOW until 6:00pm Sun

    Winter Weather Advisory

  • This Afternoon

    High: 15 °F⇓

    Snow

  • Tonight

    Tonight: Partly cloudy, with a low around -2. Wind chill values as low as -17. Northwest wind around 15 mph, with gusts as high as 25 mph.

    Low: -2 °F

    Partly Cloudy

  • Monday

    Monday: Sunny and cold, with a high near 10. Wind chill values as low as -20. West northwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 10 °F

    Cold

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 4. Wind chill values as low as -11. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 4 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 16. Blustery, with a west northwest wind 10 to 20 mph, with gusts as high as 30 mph.

    High: 16 °F

    Partly Sunny
    and Blustery

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 1.

    Low: 1 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 20 percent chance of snow after noon. Partly sunny, with a high near 13.

    High: 13 °F

    Partly Sunny
    then Slight
    Chance Snow

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 1.

    Low: 1 °F

    Partly Cloudy

Detailed Forecast

This Afternoon
Snow, mainly before 4pm. Temperature falling to around 12 by 5pm. Wind chill values as low as -4. North wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. Total daytime snow accumulation of 2 to 4 inches possible.
Tonight
Partly cloudy, with a low around -2. Wind chill values as low as -17. Northwest wind around 15 mph, with gusts as high as 25 mph.
Monday
Sunny and cold, with a high near 10. Wind chill values as low as -20. West northwest wind 10 to 15 mph, with gusts as high as 25 mph.
Monday Night
Mostly cloudy, with a low around 4. Wind chill values as low as -11. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Tuesday
Partly sunny, with a high near 16. Blustery, with a west northwest wind 10 to 20 mph, with gusts as high as 30 mph.
Tuesday Night
Partly cloudy, with a low around 1.
Wednesday
A 20 percent chance of snow after noon. Partly sunny, with a high near 13.
Wednesday Night
Partly cloudy, with a low around 1.
Thursday
Mostly sunny, with a high near 14.
Thursday Night
Partly cloudy, with a low around 5.
Friday
Mostly sunny, with a high near 18.
Friday Night
Partly cloudy, with a low around 7.
Saturday
Mostly sunny, with a high near 22.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lake Forest IL
 42.24°N 87.86°W
Last Update:
12:26 pm CST Jan 25, 2026
Forecast Valid:
12pm CST Jan 25, 2026-6pm CST Jan 31, 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