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.

Fair

27°F

-3°C

Humidity 45%
Wind Speed N 10 G 17 mph
Barometer 30.43 in (1031.4 mb)
Dewpoint 8°F (-13°C)
Visibility 10.00 mi
Wind Chill18°F (-8°C)
Last update 23 Feb 1:52 pm CST
Extended Forecast for

South Barrington IL

  • This Afternoon

    This Afternoon: Sunny, with a high near 27. North wind around 10 mph, with gusts as high as 20 mph.

    High: 27 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 17. Light and variable wind becoming south 5 to 10 mph after midnight.

    Low: 17 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: A slight chance of snow showers between 3pm and 4pm, then a slight chance of rain showers after 4pm. Cloudy, with a high near 42. Breezy, with a south wind 10 to 15 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 40 mph. Chance of precipitation is 20%.

    High: 42 °F

    Breezy.
    Mostly Cloudy
    then Slight
    Chance
    Rain/Snow

  • Tuesday Night

    Tuesday Night: Cloudy during the early evening, then gradual clearing, with a low around 22. West northwest wind around 15 mph, with gusts as high as 25 mph.

    Low: 22 °F

    Gradual
    Clearing

  • Wednesday

    Wednesday: Sunny, with a high near 33. West northwest wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 33 °F

    Sunny

  • Wednesday Night

    Wednesday Night: A 40 percent chance of snow. Mostly cloudy, with a low around 22.

    Low: 22 °F

    Chance Snow

  • Thursday

    Thursday: A 20 percent chance of snow before noon. Mostly sunny, with a high near 40.

    High: 40 °F

    Slight Chance
    Snow then
    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 27.

    Low: 27 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 54.

    High: 54 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 27. North wind around 10 mph, with gusts as high as 20 mph.
Tonight
Increasing clouds, with a low around 17. Light and variable wind becoming south 5 to 10 mph after midnight.
Tuesday
A slight chance of snow showers between 3pm and 4pm, then a slight chance of rain showers after 4pm. Cloudy, with a high near 42. Breezy, with a south wind 10 to 15 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 40 mph. Chance of precipitation is 20%.
Tuesday Night
Cloudy during the early evening, then gradual clearing, with a low around 22. West northwest wind around 15 mph, with gusts as high as 25 mph.
Wednesday
Sunny, with a high near 33. West northwest wind 5 to 15 mph, with gusts as high as 20 mph.
Wednesday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 22.
Thursday
A 20 percent chance of snow before noon. Mostly sunny, with a high near 40.
Thursday Night
Mostly clear, with a low around 27.
Friday
Mostly sunny, with a high near 54.
Friday Night
Partly cloudy, with a low around 30.
Saturday
Partly sunny, with a high near 42.
Saturday Night
Mostly cloudy, with a low around 20.
Sunday
A chance of snow. Partly sunny, with a high near 31.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
South Barrington IL
 42.09°N 88.16°W
Last Update:
2:06 pm CST Feb 23, 2026
Forecast Valid:
2pm CST Feb 23, 2026-6pm CST Mar 1, 2026
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation