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.

Fair

50°F

10°C

Humidity 50%
Wind Speed S 7 mph
Barometer 30.01 in (1016.3 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Wind Chill47°F (8°C)
Last update 29 Mar 11:52 pm CDT
Extended Forecast for

Arlington Heights IL

  • Overnight

    Overnight: Partly cloudy, with a low around 50. South southwest wind around 5 mph, with gusts as high as 10 mph.

    Low: 50 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 74. Southwest wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 74 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A 40 percent chance of showers and thunderstorms after 1am. Increasing clouds, with a low around 62. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 62 °F

    Mostly Cloudy
    then Chance
    T-storms

  • Tuesday

    Tuesday: Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms between 1pm and 4pm, then showers and possibly a thunderstorm after 4pm. High near 76. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 80%.

    High: 76 °F

    Showers and
    Breezy

  • Tuesday Night

    Tuesday Night: Showers and possibly a thunderstorm before 10pm, then showers likely. Low around 38. Northwest wind around 15 mph becoming north northeast after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 80%.

    Low: 38 °F

    Showers

  • Wednesday

    Wednesday: A 30 percent chance of showers after 1pm. Mostly cloudy, with a high near 42.

    High: 42 °F

    Mostly Cloudy
    then Chance
    Showers

  • Wednesday Night

    Wednesday Night: Showers likely, mainly after 1am. Cloudy, with a low around 35. Chance of precipitation is 70%.

    Low: 35 °F

    Showers
    Likely

  • Thursday

    Thursday: Showers likely. Cloudy, with a high near 49.

    High: 49 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: Showers likely, mainly before 1am. Cloudy, with a low around 38.

    Low: 38 °F

    Showers
    Likely

Detailed Forecast

Overnight
Partly cloudy, with a low around 50. South southwest wind around 5 mph, with gusts as high as 10 mph.
Monday
Mostly sunny, with a high near 74. Southwest wind 5 to 15 mph, with gusts as high as 25 mph.
Monday Night
A 40 percent chance of showers and thunderstorms after 1am. Increasing clouds, with a low around 62. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Tuesday
Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms between 1pm and 4pm, then showers and possibly a thunderstorm after 4pm. High near 76. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 80%.
Tuesday Night
Showers and possibly a thunderstorm before 10pm, then showers likely. Low around 38. Northwest wind around 15 mph becoming north northeast after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 80%.
Wednesday
A 30 percent chance of showers after 1pm. Mostly cloudy, with a high near 42.
Wednesday Night
Showers likely, mainly after 1am. Cloudy, with a low around 35. Chance of precipitation is 70%.
Thursday
Showers likely. Cloudy, with a high near 49.
Thursday Night
Showers likely, mainly before 1am. Cloudy, with a low around 38.
Friday
Mostly cloudy, with a high near 55.
Friday Night
A chance of showers. Mostly cloudy, with a low around 42.
Saturday
Showers likely. Cloudy, with a high near 66.
Saturday Night
Showers likely. Cloudy, with a low around 43.
Sunday
A chance of showers. Mostly cloudy, with a high near 54. Breezy.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Arlington Heights IL
 42.09°N 87.98°W
Last Update:
12:17 am CDT Mar 30, 2026
Forecast Valid:
12am CDT Mar 30, 2026-6pm CDT Apr 5, 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