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

Chicago / Wheeling, Pal-Waukee Airport (KPWK)

Lat: 42.12°NLon: 87.9°WElev: 646ft.

Overcast

19°F

-7°C

Humidity 84%
Wind Speed W 13 mph
Barometer 30.01 in (1017.3 mb)
Dewpoint 15°F (-9°C)
Visibility 10.00 mi
Wind Chill6°F (-14°C)
Last update 2 Dec 12:52 pm CST
Extended Forecast for

Lake Forest IL

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 25. Southwest wind around 10 mph, with gusts as high as 15 mph.

    High: 25 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a temperature rising to around 24 by 4am. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 21 °F⇑

    Mostly Cloudy

  • Wednesday

    Wednesday: Snow likely, mainly after noon. Cloudy, with a high near 32. Southwest wind 10 to 15 mph becoming northwest in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    High: 32 °F

    Snow Likely

  • Wednesday Night

    Wednesday Night: A 10 percent chance of snow before midnight. Partly cloudy, with a low around 5. Wind chill values as low as -9. Northwest wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 5 °F

    Slight Chance
    Snow then
    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 16. Northwest wind 5 to 10 mph becoming west southwest in the afternoon. Winds could gust as high as 20 mph.

    High: 16 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 6.

    Low: 6 °F

    Partly Cloudy

  • Friday

    Friday: A 20 percent chance of snow after noon. Partly sunny, with a high near 25.

    High: 25 °F

    Partly Sunny
    then Slight
    Chance Snow

  • Friday Night

    Friday Night: A chance of snow before midnight. Mostly cloudy, with a low around 18.

    Low: 18 °F

    Chance Snow
    then Mostly
    Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 28.

    High: 28 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
Partly sunny, with a high near 25. Southwest wind around 10 mph, with gusts as high as 15 mph.
Tonight
Mostly cloudy, with a temperature rising to around 24 by 4am. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Wednesday
Snow likely, mainly after noon. Cloudy, with a high near 32. Southwest wind 10 to 15 mph becoming northwest in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Wednesday Night
A 10 percent chance of snow before midnight. Partly cloudy, with a low around 5. Wind chill values as low as -9. Northwest wind 10 to 15 mph, with gusts as high as 25 mph.
Thursday
Sunny, with a high near 16. Northwest wind 5 to 10 mph becoming west southwest in the afternoon. Winds could gust as high as 20 mph.
Thursday Night
Partly cloudy, with a low around 6.
Friday
A 20 percent chance of snow after noon. Partly sunny, with a high near 25.
Friday Night
A chance of snow before midnight. Mostly cloudy, with a low around 18.
Saturday
Mostly cloudy, with a high near 28.
Saturday Night
A chance of snow. Mostly cloudy, with a low around 17.
Sunday
A chance of snow. Partly sunny, with a high near 27.
Sunday Night
Mostly cloudy, with a low around 16.
Monday
Mostly cloudy, with a high near 27.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lake Forest IL
 42.26°N 87.85°W
Last Update:
1:11 pm CST Dec 2, 2025
Forecast Valid:
1pm CST Dec 2, 2025-6pm CST Dec 8, 2025
 
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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