Herndon, Virginia, United States (20170)
Lat: 38.97N, Lon: 77.39W
Wx Zone: VAZ053
Local Info
Latest Conditions  Past Conditions -  Metric Units
Cloudy27°F   -3°C
Feels Like 20°F   -7°C
Humidity 50%Wind W 6 MPH
Dew Point 10°FVisibility 10 mi.
Barometer 30.00 in. 762 mm - Steady
Reported 4.2 miles SW of Herndon at 8:52 PM Fri, Feb 12, 2016

Herndon, Virginia, Weather Forecasts -  Metric Units

Days 1-7

Sat
Feb 13
Partly Cloudy
21°F
Sun
Feb 14
Mostly Sunny
23°F
Mon
Feb 15
Mostly Cloudy with Light Snow
32°F
Tue
Feb 16
Mostly Cloudy with Light Rain Likely
45°F
Wed
Feb 17
Partly Cloudy with Chance of Light Snow Showers
45°F
Thu
Feb 18
Mostly Sunny
39°F
Fri
Feb 19
Partly Cloudy
45°F
9°F
18°F
30°F
30°F
23°F
27°F
39°F
Averages
46°F/26°F
Averages
46°F/26°F
Averages
46°F/26°F
Averages
47°F/26°F
Averages
47°F/26°F
Averages
47°F/26°F
Averages
47°F/27°F

Days 8-14

Sat
Feb 20
Partly Cloudy with Scattered Showers
55°F
37°F
W 11 MPH
Sun
Feb 21
Mostly Sunny with Snow Flurries
37°F
30°F
NW 16 MPH
Mon
Feb 22
Sunny
39°F
25°F
NW 10 MPH
Tue
Feb 23
Sunny
50°F
36°F
SSW 10 MPH
Wed
Feb 24
Sunny
57°F
50°F
SSE 14 MPH
Thu
Feb 25
Sunny
43°F
37°F
NW 16 MPH
Fri
Feb 26
Sunny
32°F
25°F
NW 17 MPH

Next 18 hours

10PM
Fri
Mostly Cloudy with Scattered Light Snow Showers
23°F
W 8 MPH
Precip 70%
Wnd chl 14°
1AM
Sat
Partly Cloudy with Isolated Light Snow Showers
21°F
WNW 17 MPH
Precip 70%
Wnd chl 7°
4AM
Sat
Partly Cloudy
19°F
NW 22 MPH
Precip 70%
Wnd chl 2°
7AM
Sat
Partly Cloudy
18°F
NW 24 MPH
Precip 70%
Wnd chl 2°
10AM
Sat
Mostly Sunny
21°F
NW 25 MPH
Precip 10%
Wnd chl 4°
1PM
Sat
Partly Cloudy
21°F
NW 23 MPH
Precip 10%
Wnd chl 5°
4PM
Sat
Partly Cloudy
19°F
NW 23 MPH
Precip 10%
Wnd chl 5°

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Tonight
Snow ShowersWindy with snow showers likely. Lows around 18°F. Wind chill values as low as 1°F. Windy, with a south wind 4 to 22 MPH, gusting to 45 MPH. Chance of precipitation 70 percent. New snow accumulation of less than half an inch possible.

Saturday Feb 13
Partly CloudyDay: Partly cloudy. Highs around 21°F. Windy, with a northwest wind to 25 MPH, gusting to 45 MPH.

Mostly ClearNight: Mostly clear. Lows around 9°F. Wind chill values as low as -6°F. Windy, with a northwest wind 11 to 20 MPH, gusting to 35 MPH.

Sunday Feb 14
Mostly SunnyDay: Mostly sunny. Highs around 23°F. Wind chill values as low as -6°F. Northwest wind 4 to 11 MPH, gusting to 16 MPH.

Isolated Snow ShowersNight: Mostly cloudy with chance of snow. Lows around 18°F. Wind chill values as low as 9°F. East southeast wind to 8 MPH. Chance of precipitation 60 percent.

Monday Feb 15
Light SnowDay: Mostly cloudy with snow. Highs around 32°F. Wind chill values as low as 10°F. South southeast wind to 8 MPH, gusting to 13 MPH. Chance of precipitation 70 percent.

Freezing RainNight: Cloudy with freezing rain. Lows around 30°F. East southeast wind to 6 MPH. Chance of precipitation 80 percent.

Tuesday Feb 16
RainDay: Mostly cloudy with rain likely. Highs around 45°F. Wind chill values as low as 28°F. South southeast wind to 8 MPH, gusting to 27 MPH. Chance of precipitation 80 percent.

Scattered Snow ShowersNight: Partly cloudy with chance of snow showers. Lows around 30°F. West northwest wind to 8 MPH, gusting to 21 MPH. Chance of precipitation 70 percent.

Wednesday Feb 17
Isolated Snow ShowersDay: Partly cloudy with chance of snow showers. Highs around 45°F. Wind chill values as low as 27°F. West wind to 9 MPH, gusting to 18 MPH. Chance of precipitation 40 percent.

Partly CloudyNight: Partly cloudy. Lows around 23°F. West northwest wind to 7 MPH.

Thursday Feb 18
Mostly SunnyDay: Mostly sunny. Highs around 39°F. Wind chill values as low as 18°F. Northwest wind to 7 MPH, gusting to 13 MPH.

Partly CloudyNight: Partly cloudy. Lows around 27°F. Light wind.


Sun & Moon  Monthly
Morning Twilight6:36 AMwaxing crescent
Waxing Crescent
Sunrise7:03 AM
Sunset5:43 PM
Evening Twilight6:11 PM
 

Contiguous United States Extremes
Fri's High Temperature: 90 at Woodland Hills Ca
Fri's Low Temperature: 28 BELOW ZERO at Mount Washington Nh
 

Weather Folklore
When corn fodder stands all dry and crisp, go on your outing, there's no great risk.

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