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

Hazardous Weather Conditions

Current conditions at

Chicago/Waukegan Regional Airport (KUGN)

Lat: 42.43°NLon: 87.86°WElev: 709ft.

Fair

50°F

10°C

Humidity 50%
Wind Speed N 8 G 18 mph
Barometer 30.28 in (1025.4 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Wind Chill47°F (8°C)
Last update 20 May 6:51 pm CDT
Extended Forecast for

2 Miles NNW Mundelein IL

  • Tonight

    Tonight: Mostly clear, with a low around 43. Northeast wind 10 to 15 mph.

    Low: 43 °F

    Mostly Clear

  • Thursday

    Thursday: Partly sunny, with a high near 57. East northeast wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 57 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 44. Northeast wind 10 to 15 mph.

    Low: 44 °F

    Partly Cloudy

  • Friday

    Friday: A 30 percent chance of showers after 1pm. Mostly cloudy, with a high near 61. East wind around 15 mph, with gusts as high as 25 mph.

    High: 61 °F

    Partly Sunny
    then Chance
    Showers

  • Friday Night

    Friday Night: Showers. Low around 50. East northeast wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.

    Low: 50 °F

    Showers

  • Saturday

    Saturday: A 20 percent chance of showers before 10am. Mostly cloudy, with a high near 70.

    High: 70 °F

    Slight Chance
    Showers then
    Partly Sunny

  • Saturday Night

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

    Low: 53 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Sunday

    Sunday: Partly sunny, with a high near 77.

    High: 77 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 54.

    Low: 54 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 43. Northeast wind 10 to 15 mph.
Thursday
Partly sunny, with a high near 57. East northeast wind 10 to 15 mph, with gusts as high as 20 mph.
Thursday Night
Partly cloudy, with a low around 44. Northeast wind 10 to 15 mph.
Friday
A 30 percent chance of showers after 1pm. Mostly cloudy, with a high near 61. East wind around 15 mph, with gusts as high as 25 mph.
Friday Night
Showers. Low around 50. East northeast wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.
Saturday
A 20 percent chance of showers before 10am. Mostly cloudy, with a high near 70.
Saturday Night
A 20 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 53.
Sunday
Partly sunny, with a high near 77.
Sunday Night
Partly cloudy, with a low around 54.
Memorial Day
Mostly sunny, with a high near 78.
Monday Night
Partly cloudy, with a low around 57.
Tuesday
Partly sunny, with a high near 80.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 60.
Wednesday
A chance of showers. Partly sunny, with a high near 80.
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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:
3:21 pm CDT May 20, 2026
Forecast Valid:
7pm CDT May 20, 2026-6pm CDT May 27, 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