National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Chicago/Waukegan Regional Airport (KUGN)

Lat: 42.43°NLon: 87.86°WElev: 709ft.

Fair

60°F

16°C

Humidity 84%
Wind Speed SW 9 mph
Barometer 29.88 in (1011.1 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 12 Oct 1:51 am CDT
Extended Forecast for

2 Miles NNW Mundelein IL

  • Overnight

    Overnight: Mostly cloudy, with a low around 60. Southwest wind 5 to 10 mph, with gusts as high as 15 mph.

    Low: 60 °F

    Mostly Cloudy

  • Columbus Day

    Columbus Day: Mostly sunny, with a high near 84. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 84 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 69. Southwest wind around 15 mph, with gusts as high as 20 mph.

    Low: 69 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 82. West wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 82 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Showers likely, mainly after 1am. Mostly cloudy, with a low around 59. North northwest wind around 5 mph becoming calm. Chance of precipitation is 70%.

    Low: 59 °F

    Showers
    Likely

  • Wednesday

    Wednesday: A 30 percent chance of showers, mainly before 1pm. Mostly cloudy, with a high near 68.

    High: 68 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 53.

    Low: 53 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Thursday

    Thursday: Showers likely and possibly a thunderstorm. Cloudy, with a high near 66.

    High: 66 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: A chance of showers before 1am. Mostly cloudy, with a low around 46.

    Low: 46 °F

    Chance
    Showers

Detailed Forecast

Overnight
Mostly cloudy, with a low around 60. Southwest wind 5 to 10 mph, with gusts as high as 15 mph.
Columbus Day
Mostly sunny, with a high near 84. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Monday Night
Mostly clear, with a low around 69. Southwest wind around 15 mph, with gusts as high as 20 mph.
Tuesday
Sunny, with a high near 82. West wind 10 to 15 mph, with gusts as high as 20 mph.
Tuesday Night
Showers likely, mainly after 1am. Mostly cloudy, with a low around 59. North northwest wind around 5 mph becoming calm. Chance of precipitation is 70%.
Wednesday
A 30 percent chance of showers, mainly before 1pm. Mostly cloudy, with a high near 68.
Wednesday Night
A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 53.
Thursday
Showers likely and possibly a thunderstorm. Cloudy, with a high near 66.
Thursday Night
A chance of showers before 1am. Mostly cloudy, with a low around 46.
Friday
Partly sunny, with a high near 57. Breezy.
Friday Night
Partly cloudy, with a low around 35.
Saturday
Sunny, with a high near 56.
Saturday Night
Mostly clear, with a low around 38.
Sunday
Sunny, with a high near 62.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNW Mundelein IL
 42.29°N 88.03°W
Last Update:
1:21 am CDT Oct 12, 2026
Forecast Valid:
2am CDT Oct 12, 2026-6pm CDT Oct 18, 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