Hourly Weather Forecast - McHenry, MD

3 AM
26°F
0%
7mph
W
Cloudy
Humidity
97%
Feels like
18°F
Dew Point
25°F
4 AM
26°F
0%
7mph
WSW
Cloudy
Humidity
98%
Feels like
18°F
Dew Point
25°F
5 AM
26°F
0%
6mph
WSW
Cloudy
Humidity
97%
Feels like
19°F
Dew Point
25°F
6 AM
26°F
0%
6mph
WSW
Cloudy
Humidity
95%
Feels like
19°F
Dew Point
25°F
7 AM
27°F
0%
6mph
SW
Cloudy
Humidity
93%
Feels like
20°F
Dew Point
25°F
7:24 AM
8 AM
28°F
0%
6mph
SW
Cloudy
Humidity
91%
Feels like
21°F
Dew Point
26°F
9 AM
29°F
0%
7mph
SW
Cloudy
Humidity
89%
Feels like
22°F
Dew Point
26°F
10 AM
30°F
0%
9mph
SW
Cloudy
Humidity
87%
Feels like
22°F
Dew Point
27°F
11 AM
31°F
0%
9mph
WSW
Cloudy
Humidity
84%
Feels like
24°F
Dew Point
27°F
12 PM
33°F
0%
10mph
WSW
Mostly Cloudy
Humidity
82%
Feels like
25°F
Dew Point
28°F
1 PM
33°F
0%
10mph
WSW
Mostly Cloudy
Humidity
80%
Feels like
25°F
Dew Point
28°F
2 PM
34°F
0%
9mph
WSW
Partly Cloudy
Humidity
80%
Feels like
26°F
Dew Point
28°F
3 PM
33°F
0%
9mph
W
Partly Cloudy
Humidity
84%
Feels like
26°F
Dew Point
29°F
4 PM
33°F
10%
8mph
W
Partly Cloudy
Humidity
88%
Feels like
26°F
Dew Point
30°F
4:53 PM
5 PM
32°F
10%
7mph
W
Partly Cloudy
Humidity
89%
Feels like
25°F
Dew Point
29°F
6 PM
30°F
10%
7mph
W
Mostly Cloudy
Humidity
94%
Feels like
23°F
Dew Point
29°F
7 PM
29°F
10%
7mph
W
Foggy
Humidity
100%
Feels like
22°F
Dew Point
29°F
8 PM
28°F
10%
7mph
WNW
Foggy
Humidity
100%
Feels like
20°F
Dew Point
28°F
9 PM
28°F
10%
7mph
NW
Foggy
Humidity
100%
Feels like
20°F
Dew Point
28°F
10 PM
28°F
10%
7mph
NW
Foggy
Humidity
100%
Feels like
20°F
Dew Point
28°F
11 PM
28°F
10%
7mph
NW
Foggy
Humidity
100%
Feels like
20°F
Dew Point
28°F

Snow Totals Through Tonight

Snow Impacts Great Lakes To Northern New England

An area of low pressure will cause a swath of snow across northern Illinois and southern Wisconsin this morning all the way to northern New England this afternoon and evening.

Today's Weather Outlook

Today's Weather Outlook

Weekly Drought Map for December 4, 2025

Active Week of Weather Leads to Mixed Drought Results

A strong cold-air-damming event from March 20, 2018.

Cold Air Damming - Cause And Effects

People skating on a frozen pond on a clear day. (Image by Q K from Pixabay)

Safety Tips For Icy Surfaces

Image courtesy of PeakPX.

Top 10 Winter Energy Saving Tips

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Snow & Ski Forecast

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