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.

Fog/Mist

50°F

10°C

Humidity 96%
Wind Speed Calm
Barometer 29.78 in (1008.7 mb)
Dewpoint 49°F (9°C)
Visibility 1.50 mi
Last update 4 Apr 8:52 am CDT
Extended Forecast for

Arlington Heights IL

Flood Watch April 4, 08:57am until April 4, 10:00am
Click here for hazard details and duration
...
  •  
    Flood Watch April 4, 08:57am until April 4, 10:00am

    NOW until 10:00am Sat

    Flood Watch

  • Today

    High: 54 °F

    Chance
    Showers and
    Patchy Fog
    then Mostly
    Cloudy and
    Breezy

  • Tonight

    Tonight: Mostly cloudy, with a low around 35. Breezy, with a west wind 15 to 20 mph, with gusts as high as 30 mph.

    Low: 35 °F

    Mostly Cloudy
    and Breezy
    then Mostly
    Cloudy

  • Sunday

    Sunday: Mostly cloudy, then gradually becoming sunny, with a high near 52. West northwest wind around 15 mph, with gusts as high as 30 mph.

    High: 52 °F

    Decreasing
    Clouds

  • Sunday Night

    Sunday Night: A 20 percent chance of showers before 1am. Partly cloudy, with a low around 37. West wind around 10 mph, with gusts as high as 15 mph.

    Low: 37 °F

    Slight Chance
    Showers

  • Monday

    Monday: Mostly sunny, with a high near 48. Breezy, with a west northwest wind 10 to 20 mph, with gusts as high as 25 mph.

    High: 48 °F

    Partly Sunny
    then Mostly
    Sunny and
    Breezy

  • Monday Night

    Monday Night: Mostly clear, with a low around 25.

    Low: 25 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 40.

    High: 40 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 32.

    Low: 32 °F

    Mostly Cloudy

Detailed Forecast

Today
A 40 percent chance of showers, mainly before 10am. Patchy fog between 9am and 11am. Otherwise, cloudy, with a high near 54. Breezy, with a west wind 15 to 20 mph, with gusts as high as 30 mph.
Tonight
Mostly cloudy, with a low around 35. Breezy, with a west wind 15 to 20 mph, with gusts as high as 30 mph.
Sunday
Mostly cloudy, then gradually becoming sunny, with a high near 52. West northwest wind around 15 mph, with gusts as high as 30 mph.
Sunday Night
A 20 percent chance of showers before 1am. Partly cloudy, with a low around 37. West wind around 10 mph, with gusts as high as 15 mph.
Monday
Mostly sunny, with a high near 48. Breezy, with a west northwest wind 10 to 20 mph, with gusts as high as 25 mph.
Monday Night
Mostly clear, with a low around 25.
Tuesday
Sunny, with a high near 40.
Tuesday Night
Mostly cloudy, with a low around 32.
Wednesday
Partly sunny, with a high near 64. Breezy.
Wednesday Night
A chance of showers after 1am. Mostly cloudy, with a low around 50.
Thursday
A chance of showers. Mostly cloudy, with a high near 64.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 45.
Friday
A chance of showers. Mostly cloudy, with a high near 65.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Arlington Heights IL
 42.09°N 87.98°W
Last Update:
7:41 am CDT Apr 4, 2026
Forecast Valid:
8am CDT Apr 4, 2026-6pm CDT Apr 10, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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