Hourly Weather Forecast - McLean, VA

12 AM
22°F
0%
3mph
SSW
Mostly Clear
Humidity
69%
Feels like
22°F
Dew Point
14°F
1 AM
22°F
0%
2mph
SSW
Mostly Clear
Humidity
69%
Feels like
22°F
Dew Point
13°F
2 AM
22°F
0%
2mph
SW
Mostly Clear
Humidity
70%
Feels like
22°F
Dew Point
13°F
3 AM
21°F
0%
1mph
SW
Clear
Humidity
72%
Feels like
21°F
Dew Point
13°F
4 AM
20°F
0%
1mph
WSW
Clear
Humidity
75%
Feels like
20°F
Dew Point
13°F
5 AM
19°F
0%
1mph
W
Clear
Humidity
80%
Feels like
19°F
Dew Point
13°F
6 AM
18°F
0%
1mph
WNW
Mostly Clear
Humidity
82%
Feels like
18°F
Dew Point
14°F
7 AM
20°F
0%
1mph
NW
Clear
Humidity
80%
Feels like
20°F
Dew Point
15°F
7:20 AM
8 AM
23°F
0%
0mph
NW
Sunny
Humidity
72%
Feels like
23°F
Dew Point
16°F
9 AM
27°F
0%
0mph
NW
Sunny
Humidity
65%
Feels like
27°F
Dew Point
17°F
10 AM
30°F
0%
0mph
NW
Sunny
Humidity
59%
Feels like
30°F
Dew Point
17°F
11 AM
33°F
0%
0mph
NW
Sunny
Humidity
54%
Feels like
33°F
Dew Point
18°F
12 PM
35°F
0%
0mph
W
Sunny
Humidity
50%
Feels like
35°F
Dew Point
18°F
1 PM
36°F
0%
0mph
WSW
Sunny
Humidity
49%
Feels like
36°F
Dew Point
19°F
2 PM
36°F
0%
1mph
SSW
Sunny
Humidity
49%
Feels like
36°F
Dew Point
19°F
3 PM
35°F
0%
1mph
S
Sunny
Humidity
51%
Feels like
35°F
Dew Point
19°F
4 PM
34°F
0%
1mph
S
Sunny
Humidity
54%
Feels like
34°F
Dew Point
19°F
4:47 PM
5 PM
32°F
0%
1mph
SSE
Mostly Clear
Humidity
59%
Feels like
32°F
Dew Point
19°F
6 PM
30°F
0%
2mph
SSE
Mostly Clear
Humidity
62%
Feels like
30°F
Dew Point
19°F
7 PM
29°F
0%
2mph
SSE
Mostly Clear
Humidity
64%
Feels like
29°F
Dew Point
18°F
8 PM
28°F
0%
2mph
SSE
Mostly Clear
Humidity
66%
Feels like
28°F
Dew Point
18°F
9 PM
28°F
0%
2mph
SSE
Mostly Clear
Humidity
67%
Feels like
28°F
Dew Point
19°F
10 PM
28°F
0%
2mph
SSE
Mostly Clear
Humidity
68%
Feels like
28°F
Dew Point
19°F
11 PM
28°F
0%
2mph
S
Mostly Clear
Humidity
69%
Feels like
28°F
Dew Point
19°F

Rainfall Totals Through Wednesday A.M.

Heavy Rain Returns to Deluge Pacific Northwest

Another atmospheric river will hit the Pacific Northwest with heavy rain and high winds.

Tuesday's Weather Outlook

Tuesday'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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