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.

Partly Cloudy

67°F

19°C

Humidity 81%
Wind Speed S 3 mph
Barometer 30.02 in (1016.4 mb)
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 18 Aug 1:52 am CDT
Extended Forecast for

Buffalo Grove IL

  • Overnight

    Overnight: Partly cloudy, with a low around 62. Southwest wind around 5 mph.

    Low: 62 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 40 percent chance of showers and thunderstorms, mainly after 3pm. Partly sunny, with a high near 80. West southwest wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 80 °F

    Partly Sunny
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 50 percent chance of showers and thunderstorms, mainly before 2am. Mostly cloudy, with a low around 64. West southwest wind 5 to 10 mph, with gusts as high as 15 mph.

    Low: 64 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: Mostly sunny, with a high near 76. Calm wind becoming north around 5 mph in the afternoon. Winds could gust as high as 10 mph.

    High: 76 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 59. East wind around 5 mph becoming calm in the evening.

    Low: 59 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 78.

    High: 78 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 62.

    Low: 62 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 78.

    High: 78 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A chance of showers. Partly cloudy, with a low around 64.

    Low: 64 °F

    Chance
    Showers

Detailed Forecast

Overnight
Partly cloudy, with a low around 62. Southwest wind around 5 mph.
Tuesday
A 40 percent chance of showers and thunderstorms, mainly after 3pm. Partly sunny, with a high near 80. West southwest wind 5 to 15 mph, with gusts as high as 25 mph.
Tuesday Night
A 50 percent chance of showers and thunderstorms, mainly before 2am. Mostly cloudy, with a low around 64. West southwest wind 5 to 10 mph, with gusts as high as 15 mph.
Wednesday
Mostly sunny, with a high near 76. Calm wind becoming north around 5 mph in the afternoon. Winds could gust as high as 10 mph.
Wednesday Night
Partly cloudy, with a low around 59. East wind around 5 mph becoming calm in the evening.
Thursday
Sunny, with a high near 78.
Thursday Night
Mostly clear, with a low around 62.
Friday
Mostly sunny, with a high near 78.
Friday Night
A chance of showers. Partly cloudy, with a low around 64.
Saturday
A chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 79.
Saturday Night
Mostly clear, with a low around 60.
Sunday
Mostly sunny, with a high near 76.
Sunday Night
Partly cloudy, with a low around 60.
Monday
Mostly sunny, with a high near 77.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Buffalo Grove IL
 42.15°N 87.98°W
Last Update:
1:50 am CDT Aug 18, 2026
Forecast Valid:
2am CDT Aug 18, 2026-6pm CDT Aug 24, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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