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.

A Few Clouds

70°F

21°C

Humidity 71%
Wind Speed N 10 G 17 mph
Barometer 29.96 in (1014.0 mb)
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Last update 22 Aug 8:52 am CDT
Extended Forecast for

Northbrook IL

  • Today

    Today: A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 79. Northwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 79 °F

    Sunny then
    Slight Chance
    T-storms

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before 8pm. Mostly clear, with a low around 61. North northwest wind 5 to 10 mph, with gusts as high as 15 mph.

    Low: 61 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 75. North northwest wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 75 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 57. West northwest wind around 5 mph, with gusts as high as 10 mph.

    Low: 57 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 76. Northwest wind around 5 mph becoming northeast in the afternoon.

    High: 76 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 60.

    Low: 60 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 79.

    High: 79 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 64.

    Low: 64 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 83.

    High: 83 °F

    Mostly Sunny
    then Chance
    T-storms

Detailed Forecast

Today
A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 79. Northwest wind 10 to 15 mph, with gusts as high as 25 mph.
Tonight
A 20 percent chance of showers and thunderstorms before 8pm. Mostly clear, with a low around 61. North northwest wind 5 to 10 mph, with gusts as high as 15 mph.
Sunday
Sunny, with a high near 75. North northwest wind 10 to 15 mph, with gusts as high as 20 mph.
Sunday Night
Mostly clear, with a low around 57. West northwest wind around 5 mph, with gusts as high as 10 mph.
Monday
Mostly sunny, with a high near 76. Northwest wind around 5 mph becoming northeast in the afternoon.
Monday Night
Mostly clear, with a low around 60.
Tuesday
Mostly sunny, with a high near 79.
Tuesday Night
Partly cloudy, with a low around 64.
Wednesday
A chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 83.
Wednesday Night
A chance of showers before 1am. Partly cloudy, with a low around 64.
Thursday
Sunny, with a high near 80.
Thursday Night
Mostly clear, with a low around 64.
Friday
Mostly sunny, with a high near 80.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Northbrook IL
 42.13°N 87.83°W
Last Update:
2:46 am CDT Aug 22, 2026
Forecast Valid:
9am CDT Aug 22, 2026-6pm CDT Aug 28, 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