Hourly Weather Forecast - Herndon, VA

1 PM
64°F
0%
11mph
SSW
Mostly Sunny
Humidity
48%
Feels like
64°F
Dew Point
44°F
2 PM
66°F
0%
13mph
SSW
Partly Cloudy
Humidity
45%
Feels like
66°F
Dew Point
44°F
3 PM
67°F
0%
14mph
SSW
Mostly Cloudy
Humidity
43%
Feels like
67°F
Dew Point
44°F
4 PM
67°F
10%
14mph
SSW
Mostly Cloudy
Humidity
42%
Feels like
67°F
Dew Point
43°F
5 PM
66°F
30%
14mph
SSW
30% Chance of Light Rain
Humidity
44%
Feels like
66°F
Dew Point
43°F
6 PM
63°F
50%
13mph
SW
50% Chance of Light Rain
Humidity
49%
Feels like
63°F
Dew Point
44°F
7 PM
60°F
70%
12mph
SW
70% Chance of Light Rain
Humidity
57%
Feels like
60°F
Dew Point
45°F
7:21 PM
8 PM
59°F
70%
11mph
SW
70% Chance of Light Rain
Humidity
67%
Feels like
59°F
Dew Point
48°F
9 PM
58°F
40%
10mph
SW
40% Chance of Light Rain
Humidity
70%
Feels like
58°F
Dew Point
48°F
10 PM
58°F
40%
9mph
SSW
40% Chance of Light Rain
Humidity
71%
Feels like
58°F
Dew Point
48°F
11 PM
57°F
50%
9mph
SSW
50% Chance of Light Rain
Humidity
73%
Feels like
57°F
Dew Point
48°F

Today's High Temperature Outlook

Dangerous Heat Continues Across the Southwest

Dozens of record high temperatures will be challenged or shattered across the Southwest today.

Weekend Weather Outlook

Weekend Weather Outlook

Weekly Drought Map for March 19, 2026

Active Weather, Drought Improvements for Eastern Half; Drying Persists Elsewhere

(Image provided by Pixabay.com)

Lightning Safety

A tree knocked over after a storm produced high winds. (provided by PublicDomainPictures via Pixabay.com)

Strong Winds in the Springtime

Story image: WeatherBug user Pat S. captures a plant blooming in Columbia, Md., on February 24, 2017.

When Does Spring Begin?

loading ad...

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Traffic Cameras

Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide