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

50°F

10°C

Humidity 66%
Wind Speed SW 6 mph
Barometer 29.96 in (1014.6 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Wind Chill48°F (9°C)
Last update 17 Feb 12:52 am CST
Extended Forecast for

Northbrook IL

  • Overnight

    Overnight: Patchy fog. Otherwise, mostly cloudy, with a low around 39. Southwest wind around 5 mph becoming east southeast.

    Low: 39 °F

    Patchy Fog

  • Tuesday

    Tuesday: A 20 percent chance of rain after 5pm. Patchy fog before 9am. Otherwise, mostly cloudy, with a high near 50. Southeast wind 5 to 15 mph.

    High: 50 °F

    Patchy Fog
    then Slight
    Chance Rain

  • Tuesday Night

    Tuesday Night: A chance of rain, then rain and possibly a thunderstorm after 9pm. Low around 48. Southeast wind around 15 mph becoming south southwest after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 48 °F

    Rain

  • Wednesday

    Wednesday: Partly sunny, then gradually becoming sunny, with a high near 63. Breezy, with a west southwest wind 15 to 20 mph, with gusts as high as 35 mph.

    High: 63 °F

    Becoming
    Sunny and
    Breezy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 38. West southwest wind 5 to 10 mph becoming southeast after midnight. Winds could gust as high as 15 mph.

    Low: 38 °F

    Mostly Cloudy

  • Thursday

    Thursday: A 40 percent chance of rain after noon. Partly sunny, with a high near 49.

    High: 49 °F

    Partly Sunny
    then Chance
    Rain

  • Thursday Night

    Thursday Night: Rain. Low around 36. Chance of precipitation is 80%.

    Low: 36 °F

    Rain

  • Friday

    Friday: A chance of rain before noon, then a chance of rain and snow. Mostly cloudy, with a high near 44. Breezy.

    High: 44 °F

    Breezy.
    Chance Rain
    then Chance
    Rain/Snow

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 28.

    Low: 28 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Patchy fog. Otherwise, mostly cloudy, with a low around 39. Southwest wind around 5 mph becoming east southeast.
Tuesday
A 20 percent chance of rain after 5pm. Patchy fog before 9am. Otherwise, mostly cloudy, with a high near 50. Southeast wind 5 to 15 mph.
Tuesday Night
A chance of rain, then rain and possibly a thunderstorm after 9pm. Low around 48. Southeast wind around 15 mph becoming south southwest after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday
Partly sunny, then gradually becoming sunny, with a high near 63. Breezy, with a west southwest wind 15 to 20 mph, with gusts as high as 35 mph.
Wednesday Night
Mostly cloudy, with a low around 38. West southwest wind 5 to 10 mph becoming southeast after midnight. Winds could gust as high as 15 mph.
Thursday
A 40 percent chance of rain after noon. Partly sunny, with a high near 49.
Thursday Night
Rain. Low around 36. Chance of precipitation is 80%.
Friday
A chance of rain before noon, then a chance of rain and snow. Mostly cloudy, with a high near 44. Breezy.
Friday Night
Mostly cloudy, with a low around 28.
Saturday
Partly sunny, with a high near 39.
Saturday Night
Mostly cloudy, with a low around 25.
Sunday
Partly sunny, with a high near 34.
Sunday Night
Partly cloudy, with a low around 20.
Monday
Mostly sunny, with a high near 33.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Northbrook IL
 42.13°N 87.83°W
Last Update:
12:01 am CST Feb 17, 2026
Forecast Valid:
1am CST Feb 17, 2026-6pm CST Feb 23, 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