Hourly Weather Forecast - McHenry, IL

11 AM
47°F
0%
2mph
SE
Mostly Sunny
Humidity
74%
Feels like
47°F
Dew Point
39°F
12 PM
51°F
0%
2mph
SE
Sunny
Humidity
70%
Feels like
51°F
Dew Point
42°F
1 PM
53°F
0%
2mph
ESE
Sunny
Humidity
68%
Feels like
53°F
Dew Point
43°F
2 PM
55°F
0%
3mph
ESE
Mostly Sunny
Humidity
66%
Feels like
55°F
Dew Point
43°F
3 PM
55°F
0%
3mph
E
Mostly Sunny
Humidity
68%
Feels like
55°F
Dew Point
44°F
4 PM
53°F
0%
4mph
E
Mostly Sunny
Humidity
71%
Feels like
53°F
Dew Point
44°F
5 PM
51°F
0%
4mph
E
Partly Cloudy
Humidity
75%
Feels like
51°F
Dew Point
43°F
6 PM
47°F
0%
5mph
E
Partly Cloudy
Humidity
81%
Feels like
45°F
Dew Point
41°F
7 PM
43°F
0%
4mph
E
Partly Cloudy
Humidity
82%
Feels like
41°F
Dew Point
38°F
7:04 PM
8 PM
40°F
0%
4mph
ESE
Partly Cloudy
Humidity
87%
Feels like
38°F
Dew Point
37°F
9 PM
39°F
0%
4mph
SE
Partly Cloudy
Humidity
88%
Feels like
36°F
Dew Point
36°F
10 PM
39°F
0%
4mph
SE
Mostly Cloudy
Humidity
87%
Feels like
36°F
Dew Point
35°F
11 PM
39°F
0%
4mph
S
Mostly Cloudy
Humidity
87%
Feels like
36°F
Dew Point
36°F

Today's High Temperature Outlook

Summer-Like Heat Scorches the Southwest

The calendar may stay it's only March, but it will feel like Summer across the Southwest over the next several days.

Today's Weather Outlook

Today's Weather Outlook

Story image: WeatherBug user Pat S. captures a plant blooming in Columbia, Md., on February 24, 2017.

When Does Spring Begin?

(Image provided by Pixabay.com)

Lightning Safety

A tree knocked over after a storm produced high winds. (provided by PublicDomainPictures via Pixabay.com)

Strong Winds in the Springtime

Weekly Drought Map for March 12, 2026

Widespread Drought Improvement For The South, Midwest

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