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.

Overcast

27°F

-3°C

Humidity 66%
Wind Speed SW 10 mph
Barometer 29.78 in (1009.2 mb)
Dewpoint 17°F (-8°C)
Visibility 10.00 mi
Wind Chill18°F (-8°C)
Last update 5 Dec 9:52 pm CST
Extended Forecast for

South Barrington IL

  • Tonight

    Tonight: A 20 percent chance of snow before 3am. Cloudy, with a steady temperature around 26. West southwest wind around 10 mph, with gusts as high as 20 mph.

    Low: 26 °F

    Slight Chance
    Snow

  • Saturday

    Saturday: Partly sunny, with a high near 25. West northwest wind 5 to 10 mph becoming light northwest in the afternoon.

    High: 25 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Snow, mainly after midnight. Low around 20. Calm wind becoming north northeast around 5 mph after midnight. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

    Low: 20 °F

    Slight Chance
    Snow then
    Snow

  • Sunday

    Sunday: Snow likely, mainly before noon. Cloudy, then gradually becoming mostly sunny, with a high near 24. North wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    High: 24 °F

    Snow Likely
    then Slight
    Chance Snow

  • Sunday Night

    Sunday Night: A 30 percent chance of snow showers, mainly after midnight. Mostly cloudy, with a low around 12. North wind 5 to 10 mph, with gusts as high as 15 mph.

    Low: 12 °F

    Chance Snow
    Showers

  • Monday

    Monday: Mostly cloudy, with a high near 22.

    High: 22 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: A 40 percent chance of snow, mainly after midnight. Mostly cloudy, with a low around 13.

    Low: 13 °F

    Chance Snow

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 35.

    High: 35 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Rain and snow likely, becoming all rain after midnight. Cloudy, with a low around 31.

    Low: 31 °F

    Rain/Snow
    Likely then
    Rain Likely

Detailed Forecast

Tonight
A 20 percent chance of snow before 3am. Cloudy, with a steady temperature around 26. West southwest wind around 10 mph, with gusts as high as 20 mph.
Saturday
Partly sunny, with a high near 25. West northwest wind 5 to 10 mph becoming light northwest in the afternoon.
Saturday Night
Snow, mainly after midnight. Low around 20. Calm wind becoming north northeast around 5 mph after midnight. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.
Sunday
Snow likely, mainly before noon. Cloudy, then gradually becoming mostly sunny, with a high near 24. North wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Sunday Night
A 30 percent chance of snow showers, mainly after midnight. Mostly cloudy, with a low around 12. North wind 5 to 10 mph, with gusts as high as 15 mph.
Monday
Mostly cloudy, with a high near 22.
Monday Night
A 40 percent chance of snow, mainly after midnight. Mostly cloudy, with a low around 13.
Tuesday
Mostly cloudy, with a high near 35.
Tuesday Night
Rain and snow likely, becoming all rain after midnight. Cloudy, with a low around 31.
Wednesday
A chance of rain and snow showers before noon, then a chance of snow showers. Mostly cloudy, with a high near 36.
Wednesday Night
A chance of snow showers. Mostly cloudy, with a low around 15.
Thursday
A chance of snow showers. Partly sunny, with a high near 26.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 10.
Friday
Partly sunny, with a high near 18.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
South Barrington IL
 42.09°N 88.16°W
Last Update:
10:41 pm CST Dec 5, 2025
Forecast Valid:
10pm CST Dec 5, 2025-6pm CST Dec 12, 2025
 
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