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.

Light Snow

30°F

-1°C

Humidity 75%
Wind Speed NE 12 mph
Barometer 30.19 in (1022.9 mb)
Dewpoint 23°F (-5°C)
Visibility 5.00 mi
Wind Chill20°F (-7°C)
Last update 28 Feb 12:52 pm CST
Extended Forecast for

Arlington Heights IL

  • This Afternoon

    This Afternoon: A 20 percent chance of snow before 3pm. Cloudy, with a high near 35. Northeast wind 10 to 15 mph.

    High: 35 °F

    Slight Chance
    Snow

  • Tonight

    Tonight: Scattered flurries between midnight and 3am, then isolated snow showers after 3am. Mostly cloudy, with a low around 25. North northeast wind 10 to 15 mph. Chance of precipitation is 20%.

    Low: 25 °F

    Cloudy then
    Isolated Snow
    Showers

  • Sunday

    Sunday: Isolated snow showers before noon. Partly sunny, with a high near 32. East northeast wind around 10 mph. Chance of precipitation is 20%.

    High: 32 °F

    Isolated Snow
    Showers then
    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 23. East northeast wind around 5 mph, with gusts as high as 10 mph.

    Low: 23 °F

    Decreasing
    Clouds

  • Monday

    Monday: Mostly sunny, with a high near 42. Southeast wind 5 to 15 mph.

    High: 42 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Rain likely, possibly mixed with snow, becoming all rain after 3am. Mostly cloudy, with a low around 33. Chance of precipitation is 60%.

    Low: 33 °F

    Slight Chance
    Rain/Snow
    then
    Rain/Snow
    Likely

  • Tuesday

    Tuesday: Rain, mainly before noon. High near 44. Chance of precipitation is 80%.

    High: 44 °F

    Rain then
    Chance Rain

  • Tuesday Night

    Tuesday Night: A chance of rain. Mostly cloudy, with a low around 34.

    Low: 34 °F

    Chance Rain

  • Wednesday

    Wednesday: A chance of rain. Mostly cloudy, with a high near 50.

    High: 50 °F

    Chance Rain

Detailed Forecast

This Afternoon
A 20 percent chance of snow before 3pm. Cloudy, with a high near 35. Northeast wind 10 to 15 mph.
Tonight
Scattered flurries between midnight and 3am, then isolated snow showers after 3am. Mostly cloudy, with a low around 25. North northeast wind 10 to 15 mph. Chance of precipitation is 20%.
Sunday
Isolated snow showers before noon. Partly sunny, with a high near 32. East northeast wind around 10 mph. Chance of precipitation is 20%.
Sunday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 23. East northeast wind around 5 mph, with gusts as high as 10 mph.
Monday
Mostly sunny, with a high near 42. Southeast wind 5 to 15 mph.
Monday Night
Rain likely, possibly mixed with snow, becoming all rain after 3am. Mostly cloudy, with a low around 33. Chance of precipitation is 60%.
Tuesday
Rain, mainly before noon. High near 44. Chance of precipitation is 80%.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 34.
Wednesday
A chance of rain. Mostly cloudy, with a high near 50.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 40.
Thursday
A chance of rain. Mostly cloudy, with a high near 57.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 45.
Friday
Rain likely. Cloudy, with a high near 63.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Arlington Heights IL
 42.09°N 87.98°W
Last Update:
12:31 pm CST Feb 28, 2026
Forecast Valid:
1pm CST Feb 28, 2026-6pm CST Mar 6, 2026
 
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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