Hourly Weather Forecast - Herndon, VA

12 AM
30°F
0%
9mph
SSW
Cloudy
Humidity
78%
Feels like
22°F
Dew Point
24°F
1 AM
30°F
0%
9mph
SSW
Cloudy
Humidity
78%
Feels like
23°F
Dew Point
24°F
2 AM
31°F
0%
8mph
SSW
Cloudy
Humidity
78%
Feels like
23°F
Dew Point
24°F
3 AM
31°F
0%
8mph
S
Cloudy
Humidity
78%
Feels like
23°F
Dew Point
25°F
4 AM
31°F
0%
8mph
S
Cloudy
Humidity
79%
Feels like
23°F
Dew Point
25°F
5 AM
31°F
0%
9mph
S
Cloudy
Humidity
80%
Feels like
23°F
Dew Point
26°F
6 AM
31°F
10%
9mph
S
Cloudy
Humidity
81%
Feels like
23°F
Dew Point
26°F
7 AM
33°F
0%
10mph
S
Cloudy
Humidity
79%
Feels like
25°F
Dew Point
27°F
7:17 AM
8 AM
35°F
0%
11mph
S
Cloudy
Humidity
77%
Feels like
27°F
Dew Point
28°F
9 AM
37°F
10%
12mph
S
Cloudy
Humidity
73%
Feels like
29°F
Dew Point
29°F
10 AM
39°F
10%
13mph
S
Cloudy
Humidity
70%
Feels like
31°F
Dew Point
30°F
11 AM
41°F
10%
14mph
SSW
Cloudy
Humidity
67%
Feels like
34°F
Dew Point
31°F
12 PM
43°F
20%
15mph
SSW
Cloudy
Humidity
64%
Feels like
36°F
Dew Point
32°F
1 PM
44°F
20%
15mph
SSW
Cloudy
Humidity
63%
Feels like
37°F
Dew Point
32°F
2 PM
45°F
20%
15mph
SSW
Cloudy
Humidity
62%
Feels like
38°F
Dew Point
32°F
3 PM
45°F
20%
15mph
SSW
Cloudy
Humidity
63%
Feels like
38°F
Dew Point
33°F
4 PM
44°F
10%
14mph
SSW
Cloudy
Humidity
65%
Feels like
37°F
Dew Point
33°F
4:47 PM
5 PM
43°F
10%
13mph
SSW
Cloudy
Humidity
67%
Feels like
36°F
Dew Point
33°F
6 PM
43°F
10%
13mph
SW
Cloudy
Humidity
70%
Feels like
36°F
Dew Point
34°F
7 PM
42°F
10%
12mph
SW
Cloudy
Humidity
70%
Feels like
36°F
Dew Point
33°F
8 PM
39°F
20%
12mph
SW
Cloudy
Humidity
81%
Feels like
32°F
Dew Point
34°F
9 PM
39°F
20%
11mph
SW
Cloudy
Humidity
71%
Feels like
32°F
Dew Point
31°F
10 PM
38°F
20%
11mph
WSW
Cloudy
Humidity
65%
Feels like
31°F
Dew Point
28°F
11 PM
37°F
10%
10mph
WSW
Cloudy
Humidity
65%
Feels like
29°F
Dew Point
26°F

Snowfall Forecast Through Saturday

Snowfall to Pack Slopes in the Rockies

Hefty snowpack additions are expected into the weekend for the Cascades and northern Rockies.

Weekend Weather Outlook

Weekend 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)

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Image courtesy of PeakPX.

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Today's National Outlook

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Snow & Ski Forecast

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