Hourly Weather Forecast - McHenry, IL

6 AM
23°F
0%
6mph
NNE
Partly Cloudy
Humidity
80%
Feels like
15°F
Dew Point
17°F
6:28 AM
7 AM
25°F
0%
6mph
NE
Partly Cloudy
Humidity
77%
Feels like
18°F
Dew Point
19°F
8 AM
28°F
0%
6mph
NE
Partly Cloudy
Humidity
72%
Feels like
21°F
Dew Point
20°F
9 AM
30°F
0%
7mph
NE
Partly Cloudy
Humidity
66%
Feels like
24°F
Dew Point
20°F
10 AM
32°F
0%
7mph
ENE
Partly Cloudy
Humidity
62%
Feels like
25°F
Dew Point
20°F
11 AM
32°F
0%
7mph
ENE
Partly Cloudy
Humidity
61%
Feels like
26°F
Dew Point
20°F
12 PM
33°F
0%
7mph
ENE
Partly Cloudy
Humidity
58%
Feels like
26°F
Dew Point
19°F
1 PM
33°F
0%
7mph
ENE
Partly Cloudy
Humidity
57%
Feels like
26°F
Dew Point
19°F
2 PM
32°F
0%
6mph
E
Partly Cloudy
Humidity
55%
Feels like
26°F
Dew Point
18°F
3 PM
31°F
0%
6mph
E
Mostly Cloudy
Humidity
56%
Feels like
25°F
Dew Point
17°F
4 PM
29°F
0%
6mph
E
Mostly Cloudy
Humidity
58%
Feels like
23°F
Dew Point
16°F
5 PM
27°F
0%
6mph
E
Mostly Cloudy
Humidity
61%
Feels like
20°F
Dew Point
15°F
5:42 PM
6 PM
24°F
0%
6mph
E
Partly Cloudy
Humidity
64%
Feels like
17°F
Dew Point
14°F
7 PM
24°F
0%
5mph
E
Partly Cloudy
Humidity
67%
Feels like
17°F
Dew Point
14°F
8 PM
24°F
0%
4mph
E
Partly Cloudy
Humidity
69%
Feels like
18°F
Dew Point
15°F
9 PM
24°F
0%
4mph
E
Partly Cloudy
Humidity
71%
Feels like
19°F
Dew Point
16°F
10 PM
23°F
0%
3mph
E
Partly Cloudy
Humidity
74%
Feels like
19°F
Dew Point
16°F
11 PM
23°F
0%
3mph
E
Mostly Clear
Humidity
76%
Feels like
19°F
Dew Point
16°F

Snow and Ice Accumulations through Tuesday AM

Wintry Disturbance Bisects U.S. Mid-Latitudes

A wintry disturbance will bring icing and light snow from the central Plains today through the Northeast on Tuesday.

Today's Weather Outlook

Today's Weather Outlook

Weekly Drought Map for February 26, 2026

Widespread Drought Degradation For South, Southeast; Mixed Results Elsewhere

Debris flies through the air as howling winds accompanied by a line of storms approach the old Tarrant County Courthouse in downtown Fort Worth, Texas, on March 2, 2023. (Tom Fox/The Dallas Morning News via AP)

Lightning Season Rapidly Approaching: Best Safety Practices

Rocky Mountain National Park at day in December. (NPS Natural Resources/Wikimedia Commons)

Snowmelt and Flooding

U.S. Route 52 near St. Donatus between Bellevue and Dubuque, Iowa. (Tony Webster from Portland, Oregon)

Winter Weather Driving Safety Tips

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