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

67°F

19°C

Humidity 84%
Wind Speed N 3 mph
Barometer 29.98 in (1014.6 mb)
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Last update 17 Aug 2:52 am CDT
Extended Forecast for

Mundelein IL

  • Overnight

    Overnight: Partly cloudy, with a low around 66. North northwest wind around 5 mph.

    Low: 66 °F

    Partly Cloudy

  • Monday

    Monday: A slight chance of showers between noon and 1pm. Partly sunny, with a high near 78. North wind 5 to 10 mph. Chance of precipitation is 20%.

    High: 78 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Monday Night

    Monday Night: Mostly clear, with a low around 63. Southeast wind around 5 mph becoming west southwest after midnight.

    Low: 63 °F

    Mostly Clear

  • Tuesday

    Tuesday: Showers likely and possibly a thunderstorm after 1pm. Mostly sunny, with a high near 80. West southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.

    High: 80 °F

    Mostly Sunny
    then Showers
    Likely

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 64. West southwest wind 5 to 10 mph becoming northwest after midnight. Chance of precipitation is 70%.

    Low: 64 °F

    Showers
    Likely

  • Wednesday

    Wednesday: Mostly sunny, with a high near 76.

    High: 76 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 60.

    Low: 60 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 76.

    High: 76 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 60.

    Low: 60 °F

    Partly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 66. North northwest wind around 5 mph.
Monday
A slight chance of showers between noon and 1pm. Partly sunny, with a high near 78. North wind 5 to 10 mph. Chance of precipitation is 20%.
Monday Night
Mostly clear, with a low around 63. Southeast wind around 5 mph becoming west southwest after midnight.
Tuesday
Showers likely and possibly a thunderstorm after 1pm. Mostly sunny, with a high near 80. West southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.
Tuesday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 64. West southwest wind 5 to 10 mph becoming northwest after midnight. Chance of precipitation is 70%.
Wednesday
Mostly sunny, with a high near 76.
Wednesday Night
Partly cloudy, with a low around 60.
Thursday
Sunny, with a high near 76.
Thursday Night
Partly cloudy, with a low around 60.
Friday
Mostly sunny, with a high near 78.
Friday Night
A chance of showers. Partly cloudy, with a low around 62.
Saturday
A chance of showers. Mostly sunny, with a high near 78.
Saturday Night
Partly cloudy, with a low around 60.
Sunday
Mostly sunny, with a high near 75.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mundelein IL
 42.26°N 88°W
Last Update:
2:21 am CDT Aug 17, 2026
Forecast Valid:
3am CDT Aug 17, 2026-6pm CDT Aug 23, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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