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.

A Few Clouds

68°F

20°C

Humidity 49%
Wind Speed N 9 mph
Barometer 29.79 in (1008.9 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 20 Mar 1:52 pm CDT
Extended Forecast for

Buffalo Grove IL

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 66. North wind around 10 mph, with gusts as high as 20 mph.

    High: 66 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 37. Northeast wind 5 to 10 mph.

    Low: 37 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 69. East wind 5 to 15 mph becoming south southwest in the afternoon. Winds could gust as high as 25 mph.

    High: 69 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 47. South southwest wind around 10 mph becoming west northwest after midnight. Winds could gust as high as 20 mph.

    Low: 47 °F

    Partly Cloudy

  • Sunday

    Sunday: A 20 percent chance of rain after 1pm. Mostly cloudy, with a high near 50. North wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 50 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 31.

    Low: 31 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 45.

    High: 45 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 31.

    Low: 31 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 54.

    High: 54 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
Partly sunny, with a high near 66. North wind around 10 mph, with gusts as high as 20 mph.
Tonight
Mostly cloudy, with a low around 37. Northeast wind 5 to 10 mph.
Saturday
Mostly sunny, with a high near 69. East wind 5 to 15 mph becoming south southwest in the afternoon. Winds could gust as high as 25 mph.
Saturday Night
Partly cloudy, with a low around 47. South southwest wind around 10 mph becoming west northwest after midnight. Winds could gust as high as 20 mph.
Sunday
A 20 percent chance of rain after 1pm. Mostly cloudy, with a high near 50. North wind 10 to 15 mph, with gusts as high as 25 mph.
Sunday Night
Mostly cloudy, with a low around 31.
Monday
Mostly sunny, with a high near 45.
Monday Night
Partly cloudy, with a low around 31.
Tuesday
Mostly cloudy, with a high near 54.
Tuesday Night
Mostly cloudy, with a low around 36.
Wednesday
Mostly cloudy, with a high near 50.
Wednesday Night
Mostly cloudy, with a low around 41.
Thursday
A chance of showers. Mostly cloudy, with a high near 63.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Buffalo Grove IL
 42.15°N 87.98°W
Last Update:
1:20 pm CDT Mar 20, 2026
Forecast Valid:
1pm CDT Mar 20, 2026-6pm CDT Mar 26, 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