



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 Chill | 46°F (8°C) |
Last update | 18 May 5:55 am CDT |
Extended Forecast for
McHenry IL
-
Today
Showers
LikelyHigh: 60 °F
-
Tonight
Partly Cloudy
Low: 50 °F
-
Thursday
Mostly Sunny
High: 80 °F
-
Thursday
NightChance
T-stormsLow: 66 °F
-
Friday
Chance
T-stormsHigh: 83 °F
-
Friday
NightShowers
LikelyLow: 52 °F
-
Saturday
Showers
LikelyHigh: 59 °F
-
Saturday
NightChance
ShowersLow: 44 °F
-
Sunday
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.
Additional Forecasts and Information
Click Map For Forecast
Point Forecast:
McHenry IL
42.34°N 88.26°W
42.34°N 88.26°W
5:16 am CDT May 18, 2022
6am CDT May 18, 2022-6pm CDT May 24, 2022