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

65°F

18°C

Humidity 76%
Wind Speed Calm
Barometer 30.00 in (1015.6 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 22 Aug 11:52 pm CDT
Extended Forecast for

Northbrook IL

  • Overnight

    Overnight: Isolated showers before 1am. Clear, with a low around 59. Northwest wind around 5 mph becoming calm. Chance of precipitation is 20%.

    Low: 59 °F

    Isolated
    Showers

  • Sunday

    Sunday: Increasing clouds, with a high near 75. Northwest wind 5 to 10 mph, with gusts as high as 15 mph.

    High: 75 °F

    Increasing
    Clouds

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 57. North northwest wind around 5 mph becoming calm in the evening.

    Low: 57 °F

    Mostly Clear

  • Monday

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

    High: 76 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 60. East northeast wind around 5 mph becoming calm in the evening.

    Low: 60 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 80.

    High: 80 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A slight chance of showers and thunderstorms. Partly cloudy, with a low around 65. Chance of precipitation is 20%.

    Low: 65 °F

    Slight Chance
    T-storms

  • Wednesday

    Wednesday: A chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 84.

    High: 84 °F

    Mostly Sunny
    then Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of showers before 1am. Partly cloudy, with a low around 65.

    Low: 65 °F

    Chance
    Showers

Detailed Forecast

Overnight
Isolated showers before 1am. Clear, with a low around 59. Northwest wind around 5 mph becoming calm. Chance of precipitation is 20%.
Sunday
Increasing clouds, with a high near 75. Northwest wind 5 to 10 mph, with gusts as high as 15 mph.
Sunday Night
Mostly clear, with a low around 57. North northwest wind around 5 mph becoming calm in the evening.
Monday
Mostly sunny, with a high near 76. Calm wind becoming northwest around 5 mph in the afternoon.
Monday Night
Mostly clear, with a low around 60. East northeast wind around 5 mph becoming calm in the evening.
Tuesday
Mostly sunny, with a high near 80.
Tuesday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 65. Chance of precipitation is 20%.
Wednesday
A chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 84.
Wednesday Night
A chance of showers before 1am. Partly cloudy, with a low around 65.
Thursday
Mostly sunny, with a high near 81.
Thursday Night
Mostly clear, with a low around 64.
Friday
Sunny, with a high near 79.
Friday Night
Partly cloudy, with a low around 64.
Saturday
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 87.86°W
Last Update:
8:01 pm CDT Aug 22, 2026
Forecast Valid:
12am CDT Aug 23, 2026-6pm CDT Aug 29, 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