Hourly Weather Forecast - McHenry, IL

12 AM
31°F
0%
7mph
NW
Mostly Cloudy
Humidity
64%
Feels like
25°F
Dew Point
21°F
1 AM
31°F
0%
6mph
NW
Mostly Cloudy
Humidity
66%
Feels like
24°F
Dew Point
20°F
2 AM
30°F
0%
5mph
NW
Mostly Cloudy
Humidity
67%
Feels like
24°F
Dew Point
20°F
3 AM
29°F
0%
4mph
NW
Mostly Cloudy
Humidity
69%
Feels like
24°F
Dew Point
20°F
4 AM
29°F
0%
4mph
NW
Partly Cloudy
Humidity
70%
Feels like
24°F
Dew Point
20°F
5 AM
28°F
0%
3mph
NW
Mostly Cloudy
Humidity
72%
Feels like
25°F
Dew Point
20°F
6 AM
28°F
0%
2mph
NW
Cloudy
Humidity
71%
Feels like
28°F
Dew Point
20°F
7 AM
28°F
0%
2mph
NNW
Cloudy
Humidity
70%
Feels like
28°F
Dew Point
20°F
7:07 AM
8 AM
30°F
0%
3mph
NNW
Cloudy
Humidity
63%
Feels like
30°F
Dew Point
19°F
9 AM
33°F
0%
3mph
N
Cloudy
Humidity
55%
Feels like
30°F
Dew Point
19°F
10 AM
35°F
0%
3mph
N
Cloudy
Humidity
51%
Feels like
35°F
Dew Point
19°F
11 AM
37°F
0%
1mph
NNE
Cloudy
Humidity
48%
Feels like
37°F
Dew Point
19°F
12 PM
39°F
0%
2mph
SSE
Cloudy
Humidity
45%
Feels like
39°F
Dew Point
20°F
1 PM
41°F
0%
4mph
SSE
Cloudy
Humidity
43%
Feels like
38°F
Dew Point
20°F
2 PM
42°F
10%
5mph
SSE
Cloudy
Humidity
43%
Feels like
38°F
Dew Point
21°F
3 PM
41°F
10%
5mph
SE
Cloudy
Humidity
44%
Feels like
38°F
Dew Point
21°F
4 PM
40°F
20%
6mph
ESE
Cloudy
Humidity
48%
Feels like
36°F
Dew Point
22°F
5 PM
38°F
30%
6mph
ESE
30% Chance of Flurries
Humidity
55%
Feels like
34°F
Dew Point
24°F
6 PM
36°F
40%
7mph
ESE
40% Chance of Flurries
Humidity
63%
Feels like
31°F
Dew Point
25°F
6:58 PM
7 PM
35°F
50%
7mph
E
50% Chance of Flurries
Humidity
71%
Feels like
29°F
Dew Point
26°F
8 PM
34°F
60%
8mph
E
60% Chance of Flurries
Humidity
79%
Feels like
27°F
Dew Point
28°F
9 PM
34°F
70%
8mph
E
70% Chance of Snow
Humidity
85%
Feels like
27°F
Dew Point
30°F
10 PM
34°F
70%
9mph
E
70% Chance Frozen Mix
Humidity
89%
Feels like
27°F
Dew Point
31°F
11 PM
34°F
70%
9mph
E
70% Chance Frozen Mix
Humidity
91%
Feels like
27°F
Dew Point
32°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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