Hourly Weather Forecast - Chantilly, VA

12 AM
27°F
0%
1mph
S
Mostly Clear
Humidity
64%
Feels like
27°F
Dew Point
17°F
1 AM
27°F
0%
1mph
S
Clear
Humidity
65%
Feels like
27°F
Dew Point
17°F
2 AM
27°F
0%
1mph
S
Clear
Humidity
66%
Feels like
27°F
Dew Point
17°F
3 AM
27°F
0%
1mph
S
Clear
Humidity
67%
Feels like
27°F
Dew Point
17°F
4 AM
27°F
0%
1mph
S
Clear
Humidity
68%
Feels like
27°F
Dew Point
18°F
5 AM
27°F
0%
2mph
S
Partly Cloudy
Humidity
69%
Feels like
27°F
Dew Point
18°F
6 AM
26°F
0%
2mph
S
Partly Cloudy
Humidity
71%
Feels like
26°F
Dew Point
18°F
7 AM
28°F
0%
2mph
S
Partly Cloudy
Humidity
68%
Feels like
28°F
Dew Point
19°F
7:22 AM
8 AM
30°F
0%
2mph
SSW
Mostly Sunny
Humidity
66%
Feels like
30°F
Dew Point
20°F
9 AM
34°F
0%
2mph
SSW
Partly Cloudy
Humidity
63%
Feels like
34°F
Dew Point
23°F
10 AM
38°F
0%
3mph
SSW
Partly Cloudy
Humidity
61%
Feels like
35°F
Dew Point
25°F
11 AM
40°F
0%
3mph
SSW
Mostly Cloudy
Humidity
60%
Feels like
38°F
Dew Point
28°F
12 PM
43°F
0%
4mph
SW
Cloudy
Humidity
60%
Feels like
40°F
Dew Point
30°F
1 PM
44°F
0%
4mph
SW
Cloudy
Humidity
60%
Feels like
42°F
Dew Point
31°F
2 PM
44°F
0%
4mph
SW
Cloudy
Humidity
60%
Feels like
43°F
Dew Point
32°F
3 PM
44°F
0%
2mph
W
Cloudy
Humidity
62%
Feels like
44°F
Dew Point
32°F
4 PM
42°F
0%
2mph
WNW
Cloudy
Humidity
65%
Feels like
42°F
Dew Point
32°F
4:49 PM
5 PM
41°F
0%
2mph
NW
Mostly Cloudy
Humidity
68%
Feels like
41°F
Dew Point
31°F
6 PM
39°F
0%
2mph
NNW
Partly Cloudy
Humidity
70%
Feels like
39°F
Dew Point
30°F
7 PM
38°F
0%
2mph
NNW
Partly Cloudy
Humidity
71%
Feels like
38°F
Dew Point
29°F
8 PM
37°F
0%
2mph
N
Partly Cloudy
Humidity
73%
Feels like
37°F
Dew Point
29°F
9 PM
35°F
0%
1mph
N
Partly Cloudy
Humidity
76%
Feels like
35°F
Dew Point
29°F
10 PM
34°F
0%
1mph
N
Mostly Clear
Humidity
78%
Feels like
34°F
Dew Point
28°F
11 PM
33°F
0%
1mph
N
Partly Cloudy
Humidity
80%
Feels like
33°F
Dew Point
27°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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