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

73°F

23°C

Humidity 87%
Wind Speed N 9 mph
Barometer 29.94 in (1013.3 mb)
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Last update 11 Aug 5:52 am CDT
Extended Forecast for

Buffalo Grove IL

  • Today

    Today: Showers and thunderstorms, mainly before 2pm. Some of the storms could be severe and produce heavy rainfall. High near 81. East southeast wind 5 to 10 mph becoming west northwest in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.

    High: 81 °F

    Severe
    Thunderstorms

  • Tonight

    Tonight: Partly cloudy, with a low around 67. East southeast wind around 5 mph becoming calm in the evening.

    Low: 67 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 30 percent chance of showers and thunderstorms, mainly between noon and 3pm. Partly sunny, with a high near 82. Calm wind becoming southeast around 5 mph in the morning.

    High: 82 °F

    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A slight chance of showers and thunderstorms. Partly cloudy, with a low around 67. East northeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.

    Low: 67 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Thursday

    Thursday: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 79. Calm wind becoming northeast around 5 mph in the morning.

    High: 79 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am. Mostly cloudy, with a low around 65. Chance of precipitation is 20%.

    Low: 65 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Friday

    Friday: Partly sunny, with a high near 76.

    High: 76 °F

    Partly Sunny

  • Friday Night

    Friday Night: A chance of showers after 1am. Mostly cloudy, with a low around 64.

    Low: 64 °F

    Partly Cloudy
    then Chance
    Showers

  • Saturday

    Saturday: Showers likely and possibly a thunderstorm before 1pm. Mostly cloudy, with a high near 79.

    High: 79 °F

    Showers
    Likely

Detailed Forecast

Today
Showers and thunderstorms, mainly before 2pm. Some of the storms could be severe and produce heavy rainfall. High near 81. East southeast wind 5 to 10 mph becoming west northwest in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.
Tonight
Partly cloudy, with a low around 67. East southeast wind around 5 mph becoming calm in the evening.
Wednesday
A 30 percent chance of showers and thunderstorms, mainly between noon and 3pm. Partly sunny, with a high near 82. Calm wind becoming southeast around 5 mph in the morning.
Wednesday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 67. East northeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.
Thursday
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 79. Calm wind becoming northeast around 5 mph in the morning.
Thursday Night
A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am. Mostly cloudy, with a low around 65. Chance of precipitation is 20%.
Friday
Partly sunny, with a high near 76.
Friday Night
A chance of showers after 1am. Mostly cloudy, with a low around 64.
Saturday
Showers likely and possibly a thunderstorm before 1pm. Mostly cloudy, with a high near 79.
Saturday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 67.
Sunday
A chance of showers. Mostly cloudy, with a high near 81.
Sunday Night
Mostly cloudy, with a low around 64.
Monday
Partly sunny, with a high near 77.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Buffalo Grove IL
 42.15°N 87.95°W
Last Update:
5:31 am CDT Aug 11, 2026
Forecast Valid:
6am CDT Aug 11, 2026-6pm CDT Aug 17, 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