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

48°F

9°C

Humidity 42%
Wind Speed NW 15 G 21 mph
Barometer 30.14 in (1020.9 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Wind Chill42°F (6°C)
Last update 19 Apr 4:52 pm CDT
Extended Forecast for

Arlington Heights IL

Freeze Warning April 20, 12:00am until April 20, 09:00am
Click here for hazard details and duration
Freeze Warning

  • This Afternoon

    This Afternoon: A 20 percent chance of showers. Partly sunny, with a high near 47. Northwest wind around 15 mph, with gusts as high as 25 mph.

    High: 47 °F

    Slight Chance
    Showers

  • Tonight

    Tonight: A 20 percent chance of showers before 8pm. Widespread frost, mainly after 2am. Otherwise, mostly clear, with a low around 31. Northwest wind 5 to 10 mph becoming light north after midnight. Winds could gust as high as 20 mph.

    Low: 31 °F

    Slight Chance
    Showers then
    Frost

  • Monday

    Monday: Widespread frost, mainly before 8am. Otherwise, sunny, with a high near 53. Light and variable wind becoming south southwest 5 to 10 mph in the morning.

    High: 53 °F

    Frost then
    Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 44. South wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 44 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 73. Southwest wind around 15 mph, with gusts as high as 25 mph.

    High: 73 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 49.

    Low: 49 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 72.

    High: 72 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 55.

    Low: 55 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 80. Breezy.

    High: 80 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Breezy

Detailed Forecast

This Afternoon
A 20 percent chance of showers. Partly sunny, with a high near 47. Northwest wind around 15 mph, with gusts as high as 25 mph.
Tonight
A 20 percent chance of showers before 8pm. Widespread frost, mainly after 2am. Otherwise, mostly clear, with a low around 31. Northwest wind 5 to 10 mph becoming light north after midnight. Winds could gust as high as 20 mph.
Monday
Widespread frost, mainly before 8am. Otherwise, sunny, with a high near 53. Light and variable wind becoming south southwest 5 to 10 mph in the morning.
Monday Night
Mostly cloudy, with a low around 44. South wind 10 to 15 mph, with gusts as high as 20 mph.
Tuesday
Mostly sunny, with a high near 73. Southwest wind around 15 mph, with gusts as high as 25 mph.
Tuesday Night
Partly cloudy, with a low around 49.
Wednesday
Sunny, with a high near 72.
Wednesday Night
Partly cloudy, with a low around 55.
Thursday
Mostly sunny, with a high near 80. Breezy.
Thursday Night
Showers likely, mainly after 1am. Mostly cloudy, with a low around 61. Breezy.
Friday
A chance of showers. Mostly cloudy, with a high near 72.
Friday Night
A chance of showers. Mostly cloudy, with a low around 48.
Saturday
Partly sunny, with a high near 64.
Saturday Night
Mostly cloudy, with a low around 44.
Sunday
Partly sunny, with a high near 62.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Arlington Heights IL
 42.09°N 87.98°W
Last Update:
4:45 pm CDT Apr 19, 2026
Forecast Valid:
5pm CDT Apr 19, 2026-6pm CDT Apr 26, 2026
 
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Additional Resources

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Chance of Precipitation