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

17°F

-8°C

Humidity 80%
Wind Speed N 8 mph
Barometer 30.38 in (1030.0 mb)
Dewpoint 12°F (-11°C)
Visibility 2.50 mi
Wind Chill7°F (-14°C)
Last update 30 Jan 12:52 pm CST
Extended Forecast for

Lake Forest IL

Winter Weather Advisory January 30, 01:47pm until January 30, 08:00pm
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory January 30, 01:47pm until January 30, 08:00pm

    NOW until 8:00pm Fri

    Winter Weather Advisory

  • This Afternoon

    High: 19 °F

    Snow Showers

  • Tonight

    Tonight: Snow showers likely, mainly before 7pm. Mostly cloudy, with a low around 8. Wind chill values as low as -8. North northwest wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    Low: 8 °F

    Snow Showers
    Likely then
    Isolated Snow
    Showers

  • Saturday

    Saturday: Scattered snow showers before 3pm. Partly sunny, with a high near 25. Wind chill values as low as -5. North northwest wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.

    High: 25 °F

    Scattered
    Snow Showers

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 9. North northwest wind around 5 mph becoming west after midnight. Winds could gust as high as 10 mph.

    Low: 9 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 26. South southwest wind 5 to 10 mph, with gusts as high as 15 mph.

    High: 26 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A 40 percent chance of snow. Mostly cloudy, with a low around 18.

    Low: 18 °F

    Chance Snow

  • Monday

    Monday: A 20 percent chance of snow before noon. Mostly cloudy, with a high near 29.

    High: 29 °F

    Slight Chance
    Snow then
    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 18.

    Low: 18 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
Snow showers. High near 19. North wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. Total daytime snow accumulation of 2 to 4 inches possible.
Tonight
Snow showers likely, mainly before 7pm. Mostly cloudy, with a low around 8. Wind chill values as low as -8. North northwest wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Saturday
Scattered snow showers before 3pm. Partly sunny, with a high near 25. Wind chill values as low as -5. North northwest wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.
Saturday Night
Mostly clear, with a low around 9. North northwest wind around 5 mph becoming west after midnight. Winds could gust as high as 10 mph.
Sunday
Mostly sunny, with a high near 26. South southwest wind 5 to 10 mph, with gusts as high as 15 mph.
Sunday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 18.
Monday
A 20 percent chance of snow before noon. Mostly cloudy, with a high near 29.
Monday Night
Mostly cloudy, with a low around 18.
Tuesday
A chance of snow after noon. Mostly cloudy, with a high near 29.
Tuesday Night
Mostly cloudy, with a low around 18.
Wednesday
Mostly cloudy, with a high near 26.
Wednesday Night
Mostly cloudy, with a low around 13.
Thursday
Partly sunny, with a high near 29.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lake Forest IL
 42.24°N 87.86°W
Last Update:
12:41 pm CST Jan 30, 2026
Forecast Valid:
1pm CST Jan 30, 2026-6pm CST Feb 5, 2026
 
Forecast Discussion
 
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Additional Resources

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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