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.

Overcast

73°F

23°C

Humidity 96%
Wind Speed Calm
Barometer 29.96 in (1014.0 mb)
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Last update 19 Aug 3:52 am CDT
Extended Forecast for

Northbrook IL

  • Overnight

    Overnight: A 30 percent chance of showers and thunderstorms, mainly before 5am. Cloudy, with a low around 72. Southwest wind around 5 mph.

    Low: 72 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: A 10 percent chance of showers and thunderstorms before 7am. Mostly cloudy, with a high near 77. West northwest wind 5 to 10 mph becoming north in the afternoon. Winds could gust as high as 15 mph.

    High: 77 °F

    Slight Chance
    T-storms then
    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: A chance of sprinkles after 4am. Mostly cloudy, with a low around 67. North wind 5 to 10 mph.

    Low: 67 °F

    Chance
    Sprinkles

  • Wednesday

    Wednesday: A chance of sprinkles before 1pm. Mostly sunny, with a high near 77. North northeast wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 77 °F

    Chance
    Sprinkles

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 66. North northeast wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 66 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 78.

    High: 78 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 65.

    Low: 65 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 83.

    High: 83 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 66.

    Low: 66 °F

    Partly Cloudy

Detailed Forecast

Overnight
A 30 percent chance of showers and thunderstorms, mainly before 5am. Cloudy, with a low around 72. Southwest wind around 5 mph.
Tuesday
A 10 percent chance of showers and thunderstorms before 7am. Mostly cloudy, with a high near 77. West northwest wind 5 to 10 mph becoming north in the afternoon. Winds could gust as high as 15 mph.
Tuesday Night
A chance of sprinkles after 4am. Mostly cloudy, with a low around 67. North wind 5 to 10 mph.
Wednesday
A chance of sprinkles before 1pm. Mostly sunny, with a high near 77. North northeast wind 10 to 15 mph, with gusts as high as 20 mph.
Wednesday Night
Mostly clear, with a low around 66. North northeast wind 10 to 15 mph, with gusts as high as 25 mph.
Thursday
Sunny, with a high near 78.
Thursday Night
Mostly clear, with a low around 65.
Friday
Sunny, with a high near 83.
Friday Night
Partly cloudy, with a low around 66.
Saturday
Sunny, with a high near 80.
Saturday Night
Mostly clear, with a low around 60.
Sunday
Sunny, with a high near 73.
Sunday Night
Mostly clear, with a low around 57.
Monday
Sunny, with a high near 72.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Northbrook IL
 42.13°N 87.83°W
Last Update:
4:26 am CDT Aug 19, 2025
Forecast Valid:
4am CDT Aug 19, 2025-6pm CDT Aug 25, 2025
 
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