Hourly Weather Forecast - McHenry, IL

12 AM
31°F
0%
8mph
WNW
Clear
Humidity
76%
Feels like
23°F
Dew Point
24°F
1 AM
30°F
0%
7mph
WNW
Clear
Humidity
77%
Feels like
23°F
Dew Point
24°F
2 AM
29°F
0%
7mph
WNW
Clear
Humidity
80%
Feels like
23°F
Dew Point
24°F
3 AM
29°F
0%
6mph
WNW
Clear
Humidity
82%
Feels like
22°F
Dew Point
24°F
4 AM
28°F
0%
6mph
W
Clear
Humidity
85%
Feels like
21°F
Dew Point
24°F
5 AM
28°F
0%
6mph
W
Mostly Clear
Humidity
88%
Feels like
21°F
Dew Point
25°F
6 AM
29°F
0%
6mph
W
Partly Cloudy
Humidity
84%
Feels like
23°F
Dew Point
25°F
7 AM
31°F
0%
6mph
W
Mostly Clear
Humidity
78%
Feels like
25°F
Dew Point
25°F
7:10 AM
8 AM
34°F
0%
6mph
W
Mostly Sunny
Humidity
71%
Feels like
28°F
Dew Point
25°F
9 AM
36°F
0%
7mph
W
Sunny
Humidity
67%
Feels like
31°F
Dew Point
26°F
10 AM
39°F
0%
8mph
W
Sunny
Humidity
63%
Feels like
33°F
Dew Point
27°F
11 AM
41°F
0%
8mph
W
Sunny
Humidity
58%
Feels like
36°F
Dew Point
27°F
12 PM
43°F
0%
8mph
W
Mostly Sunny
Humidity
52%
Feels like
38°F
Dew Point
26°F
1 PM
44°F
0%
9mph
WSW
Mostly Sunny
Humidity
47%
Feels like
39°F
Dew Point
25°F
2 PM
45°F
0%
9mph
WSW
Partly Cloudy
Humidity
44%
Feels like
40°F
Dew Point
25°F
3 PM
46°F
0%
11mph
SW
Mostly Cloudy
Humidity
43%
Feels like
40°F
Dew Point
24°F
4 PM
45°F
0%
11mph
SW
Cloudy
Humidity
45%
Feels like
40°F
Dew Point
25°F
5 PM
44°F
10%
11mph
SSW
Cloudy
Humidity
47%
Feels like
39°F
Dew Point
26°F
6 PM
43°F
10%
11mph
S
Cloudy
Humidity
51%
Feels like
37°F
Dew Point
26°F
6:55 PM
7 PM
42°F
10%
12mph
S
Cloudy
Humidity
55%
Feels like
36°F
Dew Point
28°F
8 PM
42°F
10%
14mph
S
Cloudy
Humidity
58%
Feels like
35°F
Dew Point
28°F
9 PM
42°F
10%
16mph
S
Mostly Cloudy
Humidity
60%
Feels like
34°F
Dew Point
29°F
10 PM
42°F
20%
19mph
S
Mostly Cloudy
Humidity
62%
Feels like
33°F
Dew Point
30°F
11 PM
42°F
20%
21mph
SSW
Windy
Humidity
64%
Feels like
33°F
Dew Point
31°F

Today's Severe Weather Outlook

Severe Storms Rally from Gulf Coast to Mid-Atlantic

Multiple rounds of severe storms will form today from the Gulf Coast to the Mid-Atlantic.

Thursday's Weather Outlook

Thursday's Weather Outlook

Weekly Drought Map for March 5, 2026

Drought Worsens Nationwide Despite Multiple Disturbances

A tornado on the ground in Hildreth, Neb., on June 14, 2014 (NOAA Photo Library/Ken Engquist).

Tornadoes and Road Safety -- Do's and Don't's

A pothole big enough to hold a traffic cone and garbage. (David Shankbone, Wikimedia Common)

Potholes: A Springtime Driving Menace

This John Deere riding mower continues to hum along. (Wikimedia Commons)

Spring Mower and Power Tool Seasonal Checklist

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Today's National Outlook

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