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

87°F

31°C

Humidity 43%
Wind Speed SW 18 G 29 mph
Barometer 29.76 in (1007.2 mb)
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Heat Index87°F (31°C)
Last update 12 Oct 3:52 pm CDT
Extended Forecast for

Buffalo Grove IL

  • Tonight

    Tonight: Partly cloudy, with a low around 71. South southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 71 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 79. West northwest wind around 10 mph, with gusts as high as 20 mph.

    High: 79 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Showers and thunderstorms likely. Increasing clouds, with a low around 60. East northeast wind around 5 mph becoming calm. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 60 °F

    Showers
    Likely

  • Wednesday

    Wednesday: A 30 percent chance of showers, mainly before 7am. Cloudy, with a high near 67. Northeast wind 5 to 10 mph, with gusts as high as 15 mph.

    High: 67 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 53. Northeast wind around 10 mph, with gusts as high as 15 mph.

    Low: 53 °F

    Mostly Cloudy

  • Thursday

    Thursday: A chance of showers, then showers and possibly a thunderstorm after 1pm. High near 63. Chance of precipitation is 80%.

    High: 63 °F

    Chance
    Showers then
    Showers

  • Thursday Night

    Thursday Night: A 50 percent chance of showers, mainly before 1am. Cloudy, with a low around 47.

    Low: 47 °F

    Chance
    Showers

  • Friday

    Friday: Partly sunny, with a high near 59. Breezy.

    High: 59 °F

    Partly Sunny
    and Breezy

  • Friday Night

    Friday Night: Partly cloudy, with a low around 38.

    Low: 38 °F

    Partly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 71. South southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Tuesday
Sunny, with a high near 79. West northwest wind around 10 mph, with gusts as high as 20 mph.
Tuesday Night
Showers and thunderstorms likely. Increasing clouds, with a low around 60. East northeast wind around 5 mph becoming calm. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday
A 30 percent chance of showers, mainly before 7am. Cloudy, with a high near 67. Northeast wind 5 to 10 mph, with gusts as high as 15 mph.
Wednesday Night
Mostly cloudy, with a low around 53. Northeast wind around 10 mph, with gusts as high as 15 mph.
Thursday
A chance of showers, then showers and possibly a thunderstorm after 1pm. High near 63. Chance of precipitation is 80%.
Thursday Night
A 50 percent chance of showers, mainly before 1am. Cloudy, with a low around 47.
Friday
Partly sunny, with a high near 59. Breezy.
Friday Night
Partly cloudy, with a low around 38.
Saturday
Sunny, with a high near 58.
Saturday Night
Mostly clear, with a low around 40.
Sunday
Sunny, with a high near 62.
Sunday Night
Partly cloudy, with a low around 47.
Monday
Partly sunny, with a high near 66.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Buffalo Grove IL
 42.17°N 87.95°W
Last Update:
2:51 pm CDT Oct 12, 2026
Forecast Valid:
4pm CDT Oct 12, 2026-6pm CDT Oct 19, 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