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.

Partly Cloudy

69°F

21°C

Humidity 76%
Wind Speed S 13 G 20 mph
Barometer 29.88 in (1011.3 mb)
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 19 May 3:52 am CDT
Extended Forecast for

Buffalo Grove IL

  • Overnight

    Overnight: A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 66. South southwest wind around 15 mph, with gusts as high as 30 mph.

    Low: 66 °F

    Chance
    Showers

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms, mainly before 2pm. Mostly cloudy, with a high near 77. Breezy, with a south southwest wind 15 to 20 mph becoming west in the afternoon. Winds could gust as high as 30 mph.

    High: 77 °F

    Breezy.
    Chance
    Showers then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 48. North northwest wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 48 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 56. Northeast wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 56 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 43. Northeast wind 10 to 15 mph.

    Low: 43 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 60.

    High: 60 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 47.

    Low: 47 °F

    Mostly Cloudy

  • Friday

    Friday: Showers likely, mainly after 1pm. Mostly cloudy, with a high near 62.

    High: 62 °F

    Showers
    Likely

  • Friday Night

    Friday Night: Showers likely, mainly before 1am. Mostly cloudy, with a low around 50.

    Low: 50 °F

    Showers
    Likely

Detailed Forecast

Overnight
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 66. South southwest wind around 15 mph, with gusts as high as 30 mph.
Tuesday
A 30 percent chance of showers and thunderstorms, mainly before 2pm. Mostly cloudy, with a high near 77. Breezy, with a south southwest wind 15 to 20 mph becoming west in the afternoon. Winds could gust as high as 30 mph.
Tuesday Night
Partly cloudy, with a low around 48. North northwest wind 10 to 15 mph, with gusts as high as 20 mph.
Wednesday
Mostly sunny, with a high near 56. Northeast wind 10 to 15 mph, with gusts as high as 20 mph.
Wednesday Night
Partly cloudy, with a low around 43. Northeast wind 10 to 15 mph.
Thursday
Partly sunny, with a high near 60.
Thursday Night
Mostly cloudy, with a low around 47.
Friday
Showers likely, mainly after 1pm. Mostly cloudy, with a high near 62.
Friday Night
Showers likely, mainly before 1am. Mostly cloudy, with a low around 50.
Saturday
Partly sunny, with a high near 70.
Saturday Night
Mostly cloudy, with a low around 52.
Sunday
Partly sunny, with a high near 75.
Sunday Night
Partly cloudy, with a low around 57.
Memorial Day
Mostly sunny, with a high near 80.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Buffalo Grove IL
 42.15°N 87.98°W
Last Update:
4:06 am CDT May 19, 2026
Forecast Valid:
4am CDT May 19, 2026-6pm CDT May 25, 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