An Active Weather Wednesday

Strong to severe thunderstorms are possible on Wednesday in parts of the Ohio Valley, Upper Mississippi Valley and south-central Plains. These storms may produce heavy rain and flooding in the Ohio Valley. Meanwhile, a strong cold front will sweep through the Northwest U.S. with rain, mountain snow and high winds. Finally, heat and record high temperatures are likely across the Southern U.S. Read More >

Hazardous Weather Conditions

Current conditions at

Chicago/Waukegan Regional Airport (KUGN)

Lat: 42.43°NLon: 87.86°WElev: 709ft.

Overcast

50°F

10°C

Humidity 77%
Wind Speed NE 10 mph
Barometer 29.95 in (1014.4 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Wind Chill46°F (8°C)
Last update 18 May 5:55 am CDT
Extended Forecast for

McHenry IL

  • Today

    Today: Showers likely, mainly before 1pm.  Cloudy, with a high near 60. East southeast wind 5 to 10 mph becoming north in the afternoon. Winds could gust as high as 15 mph.  Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Showers
    Likely

    High: 60 °F

  • Tonight

    Tonight: Partly cloudy, with a low around 50. North northwest wind around 5 mph becoming southwest after midnight.

    Partly Cloudy

    Low: 50 °F

  • Thursday

    Thursday: Mostly sunny, with a high near 80. Southwest wind 10 to 15 mph, with gusts as high as 20 mph.

    Mostly Sunny

    High: 80 °F

  • Thursday
    Night

    Thursday Night: A 30 percent chance of showers and thunderstorms, mainly after 1am.  Mostly cloudy, with a low around 66. South wind 10 to 15 mph, with gusts as high as 20 mph.

    Chance
    T-storms

    Low: 66 °F

  • Friday

    Friday: A 50 percent chance of showers and thunderstorms.  Partly sunny, with a high near 83. Southwest wind around 15 mph, with gusts as high as 25 mph.

    Chance
    T-storms

    High: 83 °F

  • Friday
    Night

    Friday Night: Showers likely and possibly a thunderstorm.  Mostly cloudy, with a low around 52. Chance of precipitation is 60%.

    Showers
    Likely

    Low: 52 °F

  • Saturday

    Saturday: Showers likely, mainly before 1pm.  Mostly cloudy, with a high near 59. Chance of precipitation is 60%.

    Showers
    Likely

    High: 59 °F

  • Saturday
    Night

    Saturday Night: A chance of showers before 1am.  Mostly cloudy, with a low around 44.

    Chance
    Showers

    Low: 44 °F

  • Sunday

    Sunday: Mostly sunny, with a high near 61.

    Mostly Sunny

    High: 61 °F

Detailed Forecast

Today
Showers likely, mainly before 1pm. Cloudy, with a high near 60. East southeast wind 5 to 10 mph becoming north in the afternoon. Winds could gust as high as 15 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Tonight
Partly cloudy, with a low around 50. North northwest wind around 5 mph becoming southwest after midnight.
Thursday
Mostly sunny, with a high near 80. Southwest wind 10 to 15 mph, with gusts as high as 20 mph.
Thursday Night
A 30 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 66. South wind 10 to 15 mph, with gusts as high as 20 mph.
Friday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 83. Southwest wind around 15 mph, with gusts as high as 25 mph.
Friday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 52. Chance of precipitation is 60%.
Saturday
Showers likely, mainly before 1pm. Mostly cloudy, with a high near 59. Chance of precipitation is 60%.
Saturday Night
A chance of showers before 1am. Mostly cloudy, with a low around 44.
Sunday
Mostly sunny, with a high near 61.
Sunday Night
Mostly clear, with a low around 43.
Monday
Mostly sunny, with a high near 64.
Monday Night
A chance of showers. Mostly cloudy, with a low around 49.
Tuesday
A chance of showers. Mostly cloudy, with a high near 65.
Click Map For Forecast
Point Forecast:
McHenry IL
 42.34°N 88.26°W
5:16 am CDT May 18, 2022
6am CDT May 18, 2022-6pm CDT May 24, 2022
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database