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.

Partly Cloudy

53°F

12°C

Humidity 72%
Wind Speed E 3 mph
Barometer 30.20 in (1022.8 mb)
Dewpoint 44°F (7°C)
Visibility 10.00 mi
Last update 22 May 12:52 am CDT
Extended Forecast for

Mundelein IL

  • Overnight

    Overnight: Mostly cloudy, with a low around 48. East northeast wind around 10 mph.

    Low: 48 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 63. East wind around 15 mph, with gusts as high as 25 mph.

    High: 63 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: A 20 percent chance of showers after midnight. Cloudy, with a low around 50. East northeast wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 50 °F

    Cloudy then
    Slight Chance
    Showers

  • Saturday

    Saturday: A 20 percent chance of showers before 1pm. Mostly cloudy, with a high near 68. North northeast wind 5 to 10 mph.

    High: 68 °F

    Slight Chance
    Showers

  • Saturday Night

    Saturday Night: A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 52. Northeast wind around 5 mph becoming calm in the evening.

    Low: 52 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Sunday

    Sunday: A chance of showers and thunderstorms before 1pm, then a slight chance of showers. Mostly cloudy, with a high near 74. Chance of precipitation is 30%.

    High: 74 °F

    Chance
    Showers

  • Sunday Night

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

    Low: 55 °F

    Partly Cloudy

  • Memorial Day

    Memorial Day: Mostly sunny, with a high near 80.

    High: 80 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 58.

    Low: 58 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 48. East northeast wind around 10 mph.
Friday
Mostly cloudy, with a high near 63. East wind around 15 mph, with gusts as high as 25 mph.
Friday Night
A 20 percent chance of showers after midnight. Cloudy, with a low around 50. East northeast wind 10 to 15 mph, with gusts as high as 20 mph.
Saturday
A 20 percent chance of showers before 1pm. Mostly cloudy, with a high near 68. North northeast wind 5 to 10 mph.
Saturday Night
A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 52. Northeast wind around 5 mph becoming calm in the evening.
Sunday
A chance of showers and thunderstorms before 1pm, then a slight chance of showers. Mostly cloudy, with a high near 74. Chance of precipitation is 30%.
Sunday Night
Partly cloudy, with a low around 55.
Memorial Day
Mostly sunny, with a high near 80.
Monday Night
Partly cloudy, with a low around 58.
Tuesday
Mostly sunny, with a high near 81.
Tuesday Night
A chance of showers. Partly cloudy, with a low around 59.
Wednesday
A chance of showers. Partly sunny, with a high near 79.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 60.
Thursday
Mostly sunny, with a high near 80.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mundelein IL
 42.26°N 88°W
Last Update:
4:06 pm CDT May 21, 2026
Forecast Valid:
1am CDT May 22, 2026-6pm CDT May 28, 2026
 
Forecast Discussion
 
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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