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Hazardous Weather Conditions

Current conditions at

Chicago/Waukegan Regional Airport (KUGN)

Lat: 42.43°NLon: 87.86°WElev: 709ft.

Fair

53°F

12°C

Humidity 77%
Wind Speed NE 9 mph
Barometer 29.82 in (1009.4 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Wind Chill50°F (10°C)
Last update 12 May 11:51 pm CDT
Extended Forecast for

Mc Henry IL

  • Overnight

    Overnight: Mostly clear, with a low around 48. Northwest wind around 10 mph, with gusts as high as 25 mph.

    Low: 48 °F

    Mostly Clear

  • Wednesday

    Wednesday: Partly sunny, with a high near 61. North northwest wind around 15 mph, with gusts as high as 30 mph.

    High: 61 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 39. North wind 5 to 10 mph becoming light in the evening. Winds could gust as high as 20 mph.

    Low: 39 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 68. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 68 °F

    Sunny

  • Thursday Night

    Thursday Night: Scattered showers and thunderstorms after 1am. Mostly cloudy, with a low around 48. East southeast wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.

    Low: 48 °F

    Partly Cloudy
    then
    Scattered
    Showers

  • Friday

    Friday: Scattered showers and thunderstorms before 1pm. Partly sunny, with a high near 78. Chance of precipitation is 30%.

    High: 78 °F

    Scattered
    Showers

  • Friday Night

    Friday Night: Isolated showers and thunderstorms. Mostly clear, with a low around 56. Chance of precipitation is 20%.

    Low: 56 °F

    Isolated
    T-storms

  • Saturday

    Saturday: Sunny, with a high near 83.

    High: 83 °F

    Sunny

  • Saturday Night

    Saturday Night: Scattered showers and thunderstorms. Mostly cloudy, with a low around 55.

    Low: 55 °F

    Scattered
    T-storms

Detailed Forecast

Overnight
Mostly clear, with a low around 48. Northwest wind around 10 mph, with gusts as high as 25 mph.
Wednesday
Partly sunny, with a high near 61. North northwest wind around 15 mph, with gusts as high as 30 mph.
Wednesday Night
Mostly clear, with a low around 39. North wind 5 to 10 mph becoming light in the evening. Winds could gust as high as 20 mph.
Thursday
Sunny, with a high near 68. Calm wind becoming southeast around 5 mph in the afternoon.
Thursday Night
Scattered showers and thunderstorms after 1am. Mostly cloudy, with a low around 48. East southeast wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.
Friday
Scattered showers and thunderstorms before 1pm. Partly sunny, with a high near 78. Chance of precipitation is 30%.
Friday Night
Isolated showers and thunderstorms. Mostly clear, with a low around 56. Chance of precipitation is 20%.
Saturday
Sunny, with a high near 83.
Saturday Night
Scattered showers and thunderstorms. Mostly cloudy, with a low around 55.
Sunday
Scattered showers and thunderstorms. Partly sunny, with a high near 79.
Sunday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 61.
Monday
Showers and thunderstorms likely. Mostly cloudy, with a high near 84.
Monday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 58.
Tuesday
Scattered showers and thunderstorms. Partly sunny, with a high near 74.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Mc Henry IL
 42.34°N 88.29°W
Last Update:
11:02 pm CDT May 12, 2026
Forecast Valid:
12am CDT May 13, 2026-6pm CDT May 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