Hourly Weather Forecast - Chantilly, VA

12 AM
36°F
10%
8mph
SSW
Mostly Cloudy
Humidity
60%
Feels like
30°F
Dew Point
23°F
1 AM
36°F
10%
8mph
SSW
Mostly Cloudy
Humidity
59%
Feels like
30°F
Dew Point
24°F
2 AM
37°F
10%
7mph
SSW
Partly Cloudy
Humidity
60%
Feels like
31°F
Dew Point
24°F
3 AM
37°F
10%
6mph
SW
Mostly Clear
Humidity
61%
Feels like
31°F
Dew Point
24°F
4 AM
37°F
10%
6mph
SW
Mostly Clear
Humidity
62%
Feels like
32°F
Dew Point
25°F
5 AM
37°F
10%
5mph
SW
Mostly Clear
Humidity
63%
Feels like
33°F
Dew Point
26°F
6 AM
38°F
10%
4mph
SW
Mostly Clear
Humidity
63%
Feels like
34°F
Dew Point
26°F
7 AM
39°F
10%
4mph
SW
Partly Cloudy
Humidity
63%
Feels like
36°F
Dew Point
27°F
7:24 AM
8 AM
41°F
10%
4mph
WSW
Partly Cloudy
Humidity
61%
Feels like
38°F
Dew Point
28°F
9 AM
43°F
10%
4mph
WSW
Partly Cloudy
Humidity
58%
Feels like
41°F
Dew Point
30°F
10 AM
46°F
10%
5mph
W
Partly Cloudy
Humidity
54%
Feels like
44°F
Dew Point
31°F
11 AM
49°F
10%
5mph
W
Partly Cloudy
Humidity
51%
Feels like
46°F
Dew Point
31°F
12 PM
51°F
10%
6mph
W
Partly Cloudy
Humidity
48%
Feels like
51°F
Dew Point
31°F
1 PM
52°F
10%
6mph
W
Partly Cloudy
Humidity
46%
Feels like
52°F
Dew Point
31°F
2 PM
52°F
10%
6mph
WNW
Partly Cloudy
Humidity
44%
Feels like
52°F
Dew Point
31°F
3 PM
51°F
10%
6mph
WNW
Partly Cloudy
Humidity
45%
Feels like
51°F
Dew Point
30°F
4 PM
49°F
10%
6mph
WNW
Partly Cloudy
Humidity
47%
Feels like
46°F
Dew Point
29°F
4:51 PM
5 PM
46°F
10%
5mph
WNW
Partly Cloudy
Humidity
51%
Feels like
43°F
Dew Point
29°F
6 PM
43°F
10%
5mph
NW
Mostly Cloudy
Humidity
54%
Feels like
40°F
Dew Point
28°F
7 PM
41°F
10%
5mph
NW
Cloudy
Humidity
56%
Feels like
38°F
Dew Point
27°F
8 PM
40°F
10%
4mph
NW
Cloudy
Humidity
58%
Feels like
38°F
Dew Point
26°F
9 PM
39°F
10%
4mph
NW
Cloudy
Humidity
58%
Feels like
37°F
Dew Point
26°F
10 PM
39°F
10%
4mph
NW
Cloudy
Humidity
59%
Feels like
36°F
Dew Point
26°F
11 PM
38°F
10%
4mph
NNW
Mostly Cloudy
Humidity
59%
Feels like
35°F
Dew Point
25°F

Rainfall and Snowfall Totals Through Wednesday

Heavy Rain, Snow, and Winds Wallop Northwest

The atmospheric river this week continues to hit the Pacific Northwest with heavy rain, snow, and high winds.

Tuesday'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 person standing in a snowy forest with their back to the camera. They are bundled up in a white hat and a brown jacket. (Image by StockSnap from Pixabay)

Common Cold Weather Illnesses

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

Cold Air Damming - Cause And Effects

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