Hourly Weather Forecast - Herndon, VA

9 AM
36°F
0%
4mph
S
Sunny
Humidity
62%
Feels like
33°F
Dew Point
24°F
10 AM
40°F
0%
5mph
S
Sunny
Humidity
55%
Feels like
36°F
Dew Point
25°F
11 AM
44°F
0%
6mph
S
Mostly Sunny
Humidity
50%
Feels like
40°F
Dew Point
26°F
12 PM
46°F
0%
8mph
S
Mostly Sunny
Humidity
46%
Feels like
42°F
Dew Point
27°F
1 PM
48°F
0%
9mph
S
Mostly Sunny
Humidity
44%
Feels like
44°F
Dew Point
27°F
2 PM
50°F
0%
10mph
S
Mostly Sunny
Humidity
43%
Feels like
46°F
Dew Point
28°F
3 PM
50°F
0%
11mph
S
Mostly Sunny
Humidity
42%
Feels like
50°F
Dew Point
28°F
4 PM
49°F
0%
11mph
S
Partly Cloudy
Humidity
43%
Feels like
45°F
Dew Point
28°F
5 PM
48°F
0%
11mph
S
Mostly Cloudy
Humidity
45%
Feels like
44°F
Dew Point
28°F
5:09 PM
6 PM
48°F
0%
12mph
SSW
Partly Cloudy
Humidity
46%
Feels like
43°F
Dew Point
28°F
7 PM
47°F
0%
12mph
SSW
Partly Cloudy
Humidity
46%
Feels like
42°F
Dew Point
28°F
8 PM
47°F
0%
13mph
SSW
Mostly Cloudy
Humidity
46%
Feels like
41°F
Dew Point
27°F
9 PM
46°F
10%
13mph
SSW
Mostly Cloudy
Humidity
46%
Feels like
41°F
Dew Point
27°F
10 PM
46°F
10%
13mph
SSW
Cloudy
Humidity
47%
Feels like
40°F
Dew Point
27°F
11 PM
46°F
10%
12mph
SSW
Mostly Cloudy
Humidity
47%
Feels like
40°F
Dew Point
27°F

Tuesday's Weather Outlook

Today's Weather Outlook

Rain and snow showers will sweep through the Great Lakes as the Western U.S. begins a pattern of quiet and dry weather.

(Image provided by NOAA)

Polar Vortex: What Is It?

People skating on a frozen pond on a clear day. (Image by Q K from Pixabay)

Safety Tips For Icy Surfaces

(Image provided by Pixabay.com)

Before a High Wind Event

Windchill chart

Dangers of Wind Chills

A snow-covered trail in Sparkill, N.Y. (H. Martinez, WeatherBug user)

Top Winter Hiking Destinations

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