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

80°F

27°C

Humidity 52%
Wind Speed SW 13 mph
Barometer 29.72 in (1005.2 mb)
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 12 Oct 7:51 pm CDT
Extended Forecast for

2 Miles WSW Mc Henry IL

  • Tonight

    Tonight: Mostly clear, with a low around 70. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 70 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 78. West northwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 78 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Showers and thunderstorms likely. Increasing clouds, with a low around 59. Calm wind becoming north northeast around 5 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 59 °F

    Showers
    Likely

  • Wednesday

    Wednesday: A 30 percent chance of showers, mainly before 7am. Mostly cloudy, with a high near 68. North northeast wind 5 to 10 mph.

    High: 68 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 52. Northeast wind 5 to 10 mph.

    Low: 52 °F

    Mostly Cloudy

  • Thursday

    Thursday: A chance of showers, then showers and possibly a thunderstorm after 1pm. High near 62. Chance of precipitation is 80%.

    High: 62 °F

    Chance
    Showers then
    Showers

  • Thursday Night

    Thursday Night: A 50 percent chance of showers before 1am. Cloudy, with a low around 46.

    Low: 46 °F

    Chance
    Showers

  • Friday

    Friday: Partly sunny, with a high near 58. Breezy.

    High: 58 °F

    Partly Sunny
    and Breezy

  • Friday Night

    Friday Night: Mostly clear, with a low around 35.

    Low: 35 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 70. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Tuesday
Sunny, with a high near 78. West northwest wind 5 to 10 mph, with gusts as high as 20 mph.
Tuesday Night
Showers and thunderstorms likely. Increasing clouds, with a low around 59. Calm wind becoming north northeast around 5 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday
A 30 percent chance of showers, mainly before 7am. Mostly cloudy, with a high near 68. North northeast wind 5 to 10 mph.
Wednesday Night
Mostly cloudy, with a low around 52. Northeast wind 5 to 10 mph.
Thursday
A chance of showers, then showers and possibly a thunderstorm after 1pm. High near 62. Chance of precipitation is 80%.
Thursday Night
A 50 percent chance of showers before 1am. Cloudy, with a low around 46.
Friday
Partly sunny, with a high near 58. Breezy.
Friday Night
Mostly clear, with a low around 35.
Saturday
Sunny, with a high near 57.
Saturday Night
Mostly clear, with a low around 38.
Sunday
Sunny, with a high near 63.
Sunday Night
Partly cloudy, with a low around 45.
Monday
Partly sunny, with a high near 67.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WSW Mc Henry IL
 42.34°N 88.32°W
Last Update:
2:51 pm CDT Oct 12, 2026
Forecast Valid:
8pm CDT Oct 12, 2026-6pm CDT Oct 19, 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