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.

Mostly Cloudy

57°F

14°C

Humidity 58%
Wind Speed N 8 mph
Barometer 29.90 in (1012.7 mb)
Dewpoint 42°F (6°C)
Visibility 10.00 mi
Last update 28 Apr 11:52 pm CDT
Extended Forecast for

Buffalo Grove IL

  • Overnight

    Overnight: Scattered showers, mainly before 3am. Mostly cloudy, with a low around 46. North wind around 5 mph. Chance of precipitation is 30%.

    Low: 46 °F

    Scattered
    Showers

  • Wednesday

    Wednesday: Scattered sprinkles with isolated showers before 1pm, then isolated showers between 1pm and 5pm, then scattered sprinkles with isolated showers after 5pm. Partly sunny, with a high near 56. North wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

    High: 56 °F

    Isolated
    Showers

  • Wednesday Night

    Wednesday Night: Scattered sprinkles before 7pm. Partly cloudy, with a low around 39. North northeast wind 5 to 10 mph becoming west after midnight.

    Low: 39 °F

    Scattered
    Sprinkles

  • Thursday

    Thursday: Partly sunny, with a high near 56. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 56 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 37. North wind 5 to 10 mph.

    Low: 37 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 51.

    High: 51 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Patchy frost after 4am. Otherwise, partly cloudy, with a low around 36.

    Low: 36 °F

    Mostly Cloudy
    then Patchy
    Frost

  • Saturday

    Saturday: Patchy frost before 7am. Otherwise, mostly sunny, with a high near 54.

    High: 54 °F

    Patchy Frost
    then Mostly
    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 40.

    Low: 40 °F

    Partly Cloudy

Detailed Forecast

Overnight
Scattered showers, mainly before 3am. Mostly cloudy, with a low around 46. North wind around 5 mph. Chance of precipitation is 30%.
Wednesday
Scattered sprinkles with isolated showers before 1pm, then isolated showers between 1pm and 5pm, then scattered sprinkles with isolated showers after 5pm. Partly sunny, with a high near 56. North wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Wednesday Night
Scattered sprinkles before 7pm. Partly cloudy, with a low around 39. North northeast wind 5 to 10 mph becoming west after midnight.
Thursday
Partly sunny, with a high near 56. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.
Thursday Night
Partly cloudy, with a low around 37. North wind 5 to 10 mph.
Friday
Mostly sunny, with a high near 51.
Friday Night
Patchy frost after 4am. Otherwise, partly cloudy, with a low around 36.
Saturday
Patchy frost before 7am. Otherwise, mostly sunny, with a high near 54.
Saturday Night
Partly cloudy, with a low around 40.
Sunday
Mostly sunny, with a high near 63.
Sunday Night
Mostly cloudy, with a low around 44.
Monday
Mostly sunny, with a high near 66.
Monday Night
Mostly cloudy, with a low around 47.
Tuesday
Mostly sunny, with a high near 68.
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 87.95°W
Last Update:
9:40 pm CDT Apr 28, 2026
Forecast Valid:
12am CDT Apr 29, 2026-6pm CDT May 5, 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