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.

Fair

63°F

17°C

Humidity 48%
Wind Speed NW 15 G 23 mph
Barometer 29.79 in (1008.8 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 20 Mar 10:52 am CDT
Extended Forecast for

Northbrook IL

  • Today

    Today: Partly sunny, with a temperature rising to near 64 by noon, then falling to around 46 during the remainder of the day. West wind around 10 mph becoming north northeast in the afternoon. Winds could gust as high as 20 mph.

    High: 64 °F⇓

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 37. North northeast wind 5 to 10 mph, with gusts as high as 15 mph.

    Low: 37 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, then gradually becoming sunny, with a high near 68. East wind 5 to 15 mph becoming south southwest in the afternoon. Winds could gust as high as 20 mph.

    High: 68 °F

    Decreasing
    Clouds

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 45. Southwest wind around 10 mph, with gusts as high as 20 mph.

    Low: 45 °F

    Partly Cloudy

  • Sunday

    Sunday: A 30 percent chance of showers, mainly before 1pm. Mostly cloudy, with a high near 49. North wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 49 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 32.

    Low: 32 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 42.

    High: 42 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 33.

    Low: 33 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 53.

    High: 53 °F

    Mostly Cloudy

Detailed Forecast

Today
Partly sunny, with a temperature rising to near 64 by noon, then falling to around 46 during the remainder of the day. West wind around 10 mph becoming north northeast in the afternoon. Winds could gust as high as 20 mph.
Tonight
Mostly cloudy, with a low around 37. North northeast wind 5 to 10 mph, with gusts as high as 15 mph.
Saturday
Mostly cloudy, then gradually becoming sunny, with a high near 68. East wind 5 to 15 mph becoming south southwest in the afternoon. Winds could gust as high as 20 mph.
Saturday Night
Partly cloudy, with a low around 45. Southwest wind around 10 mph, with gusts as high as 20 mph.
Sunday
A 30 percent chance of showers, mainly before 1pm. Mostly cloudy, with a high near 49. North wind 10 to 15 mph, with gusts as high as 25 mph.
Sunday Night
Mostly cloudy, with a low around 32.
Monday
Mostly sunny, with a high near 42.
Monday Night
Mostly cloudy, with a low around 33.
Tuesday
Mostly cloudy, with a high near 53.
Tuesday Night
Mostly cloudy, with a low around 35.
Wednesday
Partly sunny, with a high near 50.
Wednesday Night
Partly cloudy, with a low around 41.
Thursday
Mostly sunny, with a high near 59.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Northbrook IL
 42.13°N 87.83°W
Last Update:
10:46 am CDT Mar 20, 2026
Forecast Valid:
10am CDT Mar 20, 2026-6pm CDT Mar 26, 2026
 
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Additional Resources

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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