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

61°F

16°C

Humidity 58%
Wind Speed NE 9 mph
Barometer 30.37 in (1028.0 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 2 Jun 8:51 am CDT
Extended Forecast for

Mc Henry IL

  • Today

    Today: Sunny, with a high near 75. East wind around 10 mph, with gusts as high as 20 mph.

    High: 75 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 51. East wind 5 to 10 mph becoming light and variable in the evening.

    Low: 51 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 82. Light and variable wind becoming southeast 5 to 10 mph in the morning.

    High: 82 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 58. Southeast wind around 5 mph becoming south southwest after midnight. Winds could gust as high as 10 mph.

    Low: 58 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 87. Southwest wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 87 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 66.

    Low: 66 °F

    Mostly Cloudy

  • Friday

    Friday: A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 86. Chance of precipitation is 40%.

    High: 86 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 65.

    Low: 65 °F

    Chance
    T-storms then
    Showers
    Likely

  • Saturday

    Saturday: A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 84.

    High: 84 °F

    Showers
    Likely

Detailed Forecast

Today
Sunny, with a high near 75. East wind around 10 mph, with gusts as high as 20 mph.
Tonight
Clear, with a low around 51. East wind 5 to 10 mph becoming light and variable in the evening.
Wednesday
Sunny, with a high near 82. Light and variable wind becoming southeast 5 to 10 mph in the morning.
Wednesday Night
Partly cloudy, with a low around 58. Southeast wind around 5 mph becoming south southwest after midnight. Winds could gust as high as 10 mph.
Thursday
Mostly sunny, with a high near 87. Southwest wind 5 to 15 mph, with gusts as high as 20 mph.
Thursday Night
Mostly cloudy, with a low around 66.
Friday
A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 86. Chance of precipitation is 40%.
Friday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 65.
Saturday
A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 84.
Saturday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 63.
Sunday
Partly sunny, with a high near 84.
Sunday Night
Partly cloudy, with a low around 64.
Monday
A chance of showers. Mostly sunny, with a high near 85.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mc Henry IL
 42.34°N 88.29°W
Last Update:
4:56 am CDT Jun 2, 2026
Forecast Valid:
9am CDT Jun 2, 2026-6pm CDT Jun 8, 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