Herndon, Virginia, United States (20170)
Lat: 38.97N, Lon: 77.39W
Wx Zone: VAZ053
Local Info
Latest Conditions  Past Conditions -  Metric Units
Cloudy with Thunderstorms72°F   22°C
Feels Like 72°F   22°C
Humidity 97%Wind S 5 MPH
Dew Point 71°FVisibility 3 mi.
Barometer 29.97 in. 761.2 mm - Steady
Reported 4.2 miles SW of Herndon at 7:52 PM Sat, Jul 30, 2016

NowCast
Dated: 656 PM EDT SAT JUL 30 2016
DULLES INTERNATIONAL AIRPORT...ASHBURN...STERLING... CHANTILLY...GREAT FALLS...COUNTRYSIDE...PURCELLVILLE...BRUNSWICK AND MIDDLEBURG.

Herndon, Virginia, Weather Forecasts -  Metric Units

Days 1-7

Sun
Jul 31
Mostly Cloudy with Scattered Showers
90°F
Mon
Aug 1
Partly Cloudy with Isolated Showers
90°F
Tue
Aug 2
Mostly Sunny
88°F
Wed
Aug 3
Partly Cloudy with Isolated Storms
86°F
Thu
Aug 4
Partly Cloudy with Isolated Storms
88°F
Fri
Aug 5
Partly Cloudy with Isolated Storms
90°F
Sat
Aug 6
Partly Cloudy with Isolated Storms
91°F
73°F
72°F
72°F
72°F
73°F
75°F
72°F
Averages
88°F/66°F
Averages
88°F/65°F
Averages
88°F/65°F
Averages
88°F/65°F
Averages
88°F/65°F
Averages
88°F/65°F
Averages
87°F/65°F

Days 8-14

Sun
Aug 7
Partly Cloudy with Scattered Showers
79°F
72°F
NNE 6 MPH
Mon
Aug 8
Mostly Sunny
84°F
66°F
ENE 7 MPH
Tue
Aug 9
Partly Cloudy with Scattered Showers
84°F
63°F
S 11 MPH
Wed
Aug 10
Partly Cloudy with Isolated Showers
88°F
72°F
SW 6 MPH
Thu
Aug 11
Mostly Cloudy with Rain
81°F
72°F
SW 6 MPH
Fri
Aug 12
Partly Cloudy with Light Rain
86°F
70°F
WNW 3 MPH
Sat
Aug 13
Mostly Sunny with Light Rain
86°F
72°F
NE 4 MPH

Next 18 hours

8AM
Sun
Mostly Cloudy
75°F
WNW 4 MPH
 
Ht idx 85°
11AM
Sun
Mostly Cloudy with Scattered Storms
84°F
W 6 MPH
Precip 40%
Ht idx 96°
2PM
Sun
Partly Cloudy with Scattered Storms
88°F
SW 6 MPH
Precip 40%
Ht idx 93°
5PM
Sun
Mostly Cloudy with Scattered Storms
88°F
SW 6 MPH
Precip 40%
Ht idx 95°

Share on facebook Share on twitter
Tonight
ShowersMostly cloudy with showers likely. Lows around 73°F. Southeast wind to 7 MPH. Chance of precipitation 70 percent. New precipitation amounts from one half to three quarters of an inch possible.

Sunday Jul 31
Scattered ShowersDay: Mostly cloudy with scattered showers. Highs around 90°F. Heat index around 95°F. West northwest wind to 6 MPH. Chance of precipitation 50 percent. New precipitation amounts up to one quarter inch possible.

Scattered StormsNight: Partly cloudy with scattered thunderstorms. Lows around 73°F. Light wind. Chance of precipitation 40 percent. New precipitation amounts up to one quarter inch possible.

Monday Aug 1
Isolated ShowersDay: Partly cloudy with isolated showers. Highs around 90°F. Northwest wind to 6 MPH. Chance of precipitation 20 percent.

Isolated StormsNight: Partly cloudy with isolated thunderstorms. Lows around 72°F. Northwest wind to 6 MPH. Chance of precipitation 20 percent.

Tuesday Aug 2
Mostly SunnyDay: Mostly sunny. Highs around 88°F. North wind to 7 MPH.

Mostly ClearNight: Mostly clear. Lows around 72°F. Northeast wind to 5 MPH.

Wednesday Aug 3
Isolated StormsDay: Partly cloudy with isolated thunderstorms. Highs around 86°F. Northeast wind to 5 MPH.

Isolated StormsNight: Partly cloudy with isolated thunderstorms. Lows around 72°F. East southeast wind to 6 MPH. Chance of precipitation 20 percent.

Thursday Aug 4
Isolated StormsDay: Partly cloudy with isolated thunderstorms. Highs around 88°F. Southeast wind to 6 MPH. Chance of precipitation 20 percent.

Scattered StormsNight: Partly cloudy with scattered thunderstorms. Lows around 73°F. South southeast wind to 6 MPH. Chance of precipitation 30 percent.

Friday Aug 5
Isolated StormsDay: Partly cloudy with isolated thunderstorms. Highs around 90°F. South wind to 7 MPH. Chance of precipitation 20 percent.

Isolated StormsNight: Partly cloudy with isolated thunderstorms. Lows around 75°F. South wind to 6 MPH. Chance of precipitation 20 percent.


Sun & Moon  Monthly
Morning Twilight5:40 AMwaning crescent
Waning Crescent
Sunrise6:09 AM
Sunset8:22 PM
Evening Twilight8:51 PM
 

Contiguous United States Extremes
Fri's High Temperature: 127 at Death Valley Ca
Sat's Low Temperature: 37 at West Yellowstone Mt
 

Weather Folklore
Campfires smoke more before a rain.

Ad Free Weather
Already a Clear Sky subscriber? Click here to login


Herndon
Herndon
 View National Map Enlarge State Map 
Warning Map


More Herndon, VA, Weather Information
Weather Warnings
Doppler Radar
Regional Weather Radar
State Weather Conditions
Satellite
 
WeatherForYou.com, LLC is not responsible for any damages or problems caused by this service. Current weather conditions for Herndon, VA, are obtained from the closest government operated station, a personal station contributing to our PWSweather.com network which may have varying degrees of accuracy or from the Meteorological Assimilation Data Ingest System (MADIS). WeatherForYou.com, NOAA and their data providers disclaim liability of any kind whatsoever, including, without limitation, liability for quality, performance, merchantability and fitness for a particular purpose arising out of the use or inability to use the data. Weather forecasts are derived from the NOAA NDFD. Like all things, this site belongs to Jesus Christ... He just trusts us to maintain it. If you have any questions or comments email webmaster@weatherforyou.com

Copyright © 2016, WeatherForYou.com LLC. All rights reserved.