Hourly Weather Forecast - Herndon, VA

7 AM
18°F
0%
12mph
WNW
Mostly Clear
Humidity
67%
Feels like
5°F
Dew Point
9°F
7:20 AM
8 AM
19°F
0%
12mph
WNW
Partly Cloudy
Humidity
64%
Feels like
6°F
Dew Point
9°F
9 AM
20°F
0%
13mph
NW
Partly Cloudy
Humidity
62%
Feels like
8°F
Dew Point
10°F
10 AM
22°F
0%
13mph
NW
Partly Cloudy
Humidity
60%
Feels like
10°F
Dew Point
10°F
11 AM
24°F
0%
12mph
NW
Partly Cloudy
Humidity
58%
Feels like
12°F
Dew Point
11°F
12 PM
25°F
0%
11mph
NW
Partly Cloudy
Humidity
57%
Feels like
15°F
Dew Point
12°F
1 PM
26°F
0%
9mph
WNW
Mostly Sunny
Humidity
56%
Feels like
16°F
Dew Point
12°F
2 PM
26°F
0%
8mph
WNW
Mostly Sunny
Humidity
54%
Feels like
18°F
Dew Point
12°F
3 PM
26°F
0%
6mph
W
Partly Cloudy
Humidity
54%
Feels like
19°F
Dew Point
11°F
4 PM
25°F
0%
5mph
WSW
Partly Cloudy
Humidity
54%
Feels like
19°F
Dew Point
11°F
4:48 PM
5 PM
24°F
0%
4mph
SW
Mostly Clear
Humidity
56%
Feels like
20°F
Dew Point
11°F
6 PM
24°F
0%
4mph
S
Partly Cloudy
Humidity
58%
Feels like
19°F
Dew Point
11°F
7 PM
24°F
0%
4mph
SSE
Mostly Clear
Humidity
60%
Feels like
18°F
Dew Point
12°F
8 PM
24°F
0%
5mph
SSE
Mostly Clear
Humidity
60%
Feels like
17°F
Dew Point
12°F
9 PM
24°F
0%
6mph
S
Mostly Clear
Humidity
60%
Feels like
16°F
Dew Point
12°F
10 PM
24°F
0%
7mph
S
Mostly Clear
Humidity
60%
Feels like
15°F
Dew Point
12°F
11 PM
23°F
0%
7mph
S
Partly Cloudy
Humidity
60%
Feels like
15°F
Dew Point
12°F

Wind chill temperatures Monday A.M.

Frigid Weather Sends Shivers Down to the Gulf

Extreme cold paired with their wind chill values will shiver much of the nation.

Rainfall Totals Through Wednesday A.M.

Heavy Rain Returns to Deluge Pacific Northwest

Monday's Weather Outlook

Today's Weather Outlook

How to Measure Snow via NWS

How To Measure Snow

Weekly Drought Map for December 11, 2025

Hit-or-Miss Precipitation Leads to Mixed Drought Results

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

Cold Air Damming - Cause And Effects

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