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.

Partly Cloudy

36°F

2°C

Humidity 86%
Wind Speed S 3 mph
Barometer 29.90 in (1012.8 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Last update 20 Mar 1:52 am CDT
Extended Forecast for

Deerfield IL

  • Overnight

    Overnight: Mostly cloudy, with a low around 36. Southwest wind 5 to 10 mph.

    Low: 36 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 62. West southwest wind 10 to 15 mph becoming north northeast in the afternoon. Winds could gust as high as 20 mph.

    High: 62 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 37. North northeast wind 5 to 10 mph.

    Low: 37 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, then gradually becoming sunny, with a high near 63. South southeast wind 5 to 10 mph, with gusts as high as 15 mph.

    High: 63 °F

    Decreasing
    Clouds

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 46. Southwest wind around 10 mph, with gusts as high as 15 mph.

    Low: 46 °F

    Partly Cloudy

  • Sunday

    Sunday: A 30 percent chance of showers, mainly before 1pm. Mostly cloudy, with a high near 53.

    High: 53 °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 32.

    Low: 32 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 36. Southwest wind 5 to 10 mph.
Friday
Mostly cloudy, with a high near 62. West southwest wind 10 to 15 mph becoming north northeast in the afternoon. Winds could gust as high as 20 mph.
Friday Night
Mostly cloudy, with a low around 37. North northeast wind 5 to 10 mph.
Saturday
Mostly cloudy, then gradually becoming sunny, with a high near 63. South southeast wind 5 to 10 mph, with gusts as high as 15 mph.
Saturday Night
Partly cloudy, with a low around 46. Southwest wind around 10 mph, with gusts as high as 15 mph.
Sunday
A 30 percent chance of showers, mainly before 1pm. Mostly cloudy, with a high near 53.
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 32.
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:
Deerfield IL
 42.17°N 87.86°W
Last Update:
1:21 am CDT Mar 20, 2026
Forecast Valid:
2am CDT Mar 20, 2026-6pm CDT Mar 26, 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