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

66°F

19°C

Humidity 59%
Wind Speed SW 10 mph
Barometer 29.80 in (1009.2 mb)
Dewpoint 51°F (11°C)
Visibility 10.00 mi
Last update 12 May 6:52 pm CDT
Extended Forecast for

Northbrook IL

  • Tonight

    Tonight: Isolated showers between 9pm and 10pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 50. Southwest wind 10 to 15 mph becoming northwest after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 20%.

    Low: 50 °F

    Isolated
    Showers then
    Mostly Clear

  • Wednesday

    Wednesday: Partly sunny, with a high near 59. North northwest wind around 15 mph, with gusts as high as 25 mph.

    High: 59 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, then gradually becoming clear, with a low around 42. Northeast wind 5 to 10 mph becoming light and variable in the evening. Winds could gust as high as 15 mph.

    Low: 42 °F

    Decreasing
    Clouds

  • Thursday

    Thursday: Sunny, with a high near 62. Light and variable wind becoming east 5 to 10 mph in the afternoon.

    High: 62 °F

    Sunny

  • Thursday Night

    Thursday Night: Scattered showers and thunderstorms after 1am. Mostly cloudy, with a low around 50. South wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.

    Low: 50 °F

    Partly Cloudy
    then
    Scattered
    Showers

  • Friday

    Friday: Scattered showers and thunderstorms before 1pm. Partly sunny, with a high near 78. Chance of precipitation is 30%.

    High: 78 °F

    Scattered
    Showers

  • Friday Night

    Friday Night: Isolated showers and thunderstorms. Partly cloudy, with a low around 58. Chance of precipitation is 20%.

    Low: 58 °F

    Isolated
    T-storms

  • Saturday

    Saturday: Sunny, with a high near 86.

    High: 86 °F

    Sunny

  • Saturday Night

    Saturday Night: Scattered showers and thunderstorms. Mostly cloudy, with a low around 58.

    Low: 58 °F

    Scattered
    T-storms

Detailed Forecast

Tonight
Isolated showers between 9pm and 10pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 50. Southwest wind 10 to 15 mph becoming northwest after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 20%.
Wednesday
Partly sunny, with a high near 59. North northwest wind around 15 mph, with gusts as high as 25 mph.
Wednesday Night
Mostly cloudy, then gradually becoming clear, with a low around 42. Northeast wind 5 to 10 mph becoming light and variable in the evening. Winds could gust as high as 15 mph.
Thursday
Sunny, with a high near 62. Light and variable wind becoming east 5 to 10 mph in the afternoon.
Thursday Night
Scattered showers and thunderstorms after 1am. Mostly cloudy, with a low around 50. South wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.
Friday
Scattered showers and thunderstorms before 1pm. Partly sunny, with a high near 78. Chance of precipitation is 30%.
Friday Night
Isolated showers and thunderstorms. Partly cloudy, with a low around 58. Chance of precipitation is 20%.
Saturday
Sunny, with a high near 86.
Saturday Night
Scattered showers and thunderstorms. Mostly cloudy, with a low around 58.
Sunday
Scattered showers and thunderstorms. Partly sunny, with a high near 81.
Sunday Night
Scattered showers and thunderstorms. Mostly cloudy, with a low around 63.
Monday
Showers and thunderstorms likely. Partly sunny, with a high near 86.
Monday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 59.
Tuesday
Scattered showers and thunderstorms. Partly sunny, with a high near 75.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Northbrook IL
 42.13°N 87.86°W
Last Update:
7:16 pm CDT May 12, 2026
Forecast Valid:
7pm CDT May 12, 2026-6pm CDT May 19, 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