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.

Mostly Cloudy

57°F

14°C

Humidity 83%
Wind Speed NW 5 mph
Barometer 30.01 in (1015.9 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 23 Sep 7:51 am CDT
Extended Forecast for

McHenry IL

  • Today

    Today: Increasing clouds, with a high near 69. Northeast wind around 5 mph.

    High: 69 °F

    Increasing
    Clouds

  • Tonight

    Tonight: Showers likely, mainly after 4am. Cloudy, with a low around 56. North wind around 5 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 56 °F

    Slight Chance
    Showers then
    Showers
    Likely

  • Tuesday

    Tuesday: Showers, mainly before 1pm. High near 67. North wind around 5 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    High: 67 °F

    Showers

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers before 1am. Mostly cloudy, with a low around 52. North wind around 5 mph becoming calm in the evening.

    Low: 52 °F

    Slight Chance
    Showers

  • Wednesday

    Wednesday: Sunny, with a high near 75. Calm wind becoming north northwest around 5 mph. Winds could gust as high as 10 mph.

    High: 75 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 51.

    Low: 51 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 77.

    High: 77 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 57.

    Low: 57 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 74.

    High: 74 °F

    Partly Sunny

Detailed Forecast

Today
Increasing clouds, with a high near 69. Northeast wind around 5 mph.
Tonight
Showers likely, mainly after 4am. Cloudy, with a low around 56. North wind around 5 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday
Showers, mainly before 1pm. High near 67. North wind around 5 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Tuesday Night
A 20 percent chance of showers before 1am. Mostly cloudy, with a low around 52. North wind around 5 mph becoming calm in the evening.
Wednesday
Sunny, with a high near 75. Calm wind becoming north northwest around 5 mph. Winds could gust as high as 10 mph.
Wednesday Night
Mostly clear, with a low around 51.
Thursday
Sunny, with a high near 77.
Thursday Night
Partly cloudy, with a low around 57.
Friday
Partly sunny, with a high near 74.
Friday Night
A chance of showers after 1am. Mostly cloudy, with a low around 58.
Saturday
A chance of showers. Partly sunny, with a high near 75.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 59.
Sunday
A chance of showers. Mostly cloudy, with a high near 74.
Click Map For Forecast
Disclaimer
Map Legend

ABOUT THIS FORECAST

 
Point Forecast:
McHenry IL
 42.36°N 88.26°W
Last Update:
4:41 am CDT Sep 23, 2024
Forecast Valid:
8am CDT Sep 23, 2024-6pm CDT Sep 29, 2024
 
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