Chantilly, Virginia
Current Conditions -  °F | °C
As of 10:52 AM on Wednesday 30 Jul 2014 (Local Time) from KIAD Reporting Station
Few Clouds Few Clouds  
Wind Chill: 72°   Ceiling: Unl
Heat Index: 72°   Visibility: 10mi
Dew Point: 48°   Wind: 0mph
Humidity: 43%   Direction: NA
Pressure: 30.09"   Gusts: NA
Location:  38.88°N, 77.44°W
Report Text: KIAD 301452Z 00000KT 10SM FEW038 22/09 A3009 RMK AO2 SLP188 T02220089 51005
Loading
Personal Weather Stations






























Tropical Storm Tracking
Hourly Forecast -  °F | °C
Hi 81° - Lo 59°
12 PM
Sunny
Sunny
75°
1 PM
Sunny
Sunny
77°
2 PM
Sunny
Sunny
78°
3 PM
Sunny
Sunny
79°
4 PM
Sunny
Sunny
80°
5 PM
Sunny
Sunny
78°
Weather Maps
Daily Forecast -  °F | °C
wed thu fri sat sun mon tue wed thu fri
jul
30
Sunny
Sunny
81°
59°
jul
31
M Sunny
M Sunny
87°
64°
aug
01
PM T-Storms
PM T-Storms
81°
65°
aug
02
Showers
Showers
80°
65°
aug
03
Sct T-Storms
Sct T-Storms
81°
65°
aug
04
P Cloudy
P Cloudy
85°
66°
aug
05
P Cloudy
P Cloudy
87°
66°
aug
06
P Cloudy
P Cloudy
87°
65°
aug
07
PM T-Storms
PM T-Storms
86°
65°
aug
08
T-Storms
T-Storms
85°
66°
Details for Wednesday, July 30
Sunny. High 81F. Winds light and variable.
Evening: Mainly clear skies. Low 59F. Winds light and variable.
UV Index: 9 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 40%
Relative Humidity
Precipitation: 0%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 9%
Cloud Coverage
Sunrise: 6:08 AM
Sunset: 8:22 PM
 
Moonrise: 9:37 AM
Moonset: 10:06 PM
Moon Phase:  Waxing Crescent
Moonphase:
Waxing Crescent
Wind Direction:  WSW
Direction: WSW (254°)
Speed: 6Mph(9Km, 7Kts)
Details for Thursday, July 31
Except for a few afternoon clouds, mainly sunny. High 87F. Winds SW at 5 to 10 mph.
Evening: Partly cloudy skies. Low 64F. Winds light and variable.
UV Index: 9 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 54%
Relative Humidity
Precipitation: 10%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 20%
Cloud Coverage
Sunrise: 6:09 AM
Sunset: 8:21 PM
 
Moonrise: 10:32 AM
Moonset: 10:36 PM
Moon Phase:  Waxing Crescent
Moonphase:
Waxing Crescent
Wind Direction:  SW
Direction: SW (236°)
Speed: 8Mph(12Km, 9Kts)
Details for Friday, August 01
Afternoon showers and thunderstorms. Highs in the low 80s and lows in the mid 60s.
UV Index: 5 (Moderate)
Ultraviolet Radiation Index
Relative Humidity: 71%
Relative Humidity
Precipitation: 40%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 83%
Cloud Coverage
Sunrise: 6:10 AM
Sunset: 8:20 PM
 
Moonrise: 11:29 AM
Moonset: 11:07 PM
Moon Phase:  Waxing Crescent
Moonphase:
Waxing Crescent
Wind Direction:  S
Direction: S (188°)
Speed: 9Mph(14Km, 10Kts)
Details for Saturday, August 02
Showers possible. Highs in the low 80s and lows in the mid 60s.
UV Index: 4 (Moderate)
Ultraviolet Radiation Index
Relative Humidity: 74%
Relative Humidity
Precipitation: 50%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 84%
Cloud Coverage
Sunrise: 6:11 AM
Sunset: 8:19 PM
 
Moonrise: 12:27 PM
Moonset: 11:41 PM
Moon Phase:  Waxing Crescent
Moonphase:
Waxing Crescent
Wind Direction:  ENE
Direction: ENE (76°)
Speed: 9Mph(14Km, 10Kts)
Details for Sunday, August 03
Scattered thunderstorms. Highs in the low 80s and lows in the mid 60s.
UV Index: 4 (Moderate)
Ultraviolet Radiation Index
Relative Humidity: 79%
Relative Humidity
Precipitation: 40%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 87%
Cloud Coverage
Sunrise: 6:12 AM
Sunset: 8:18 PM
 
Moonrise: 1:26 PM
Moonset: 12:01 AM
Moon Phase:  First Quarter
Moonphase:
First Quarter
Wind Direction:  ESE
Direction: ESE (117°)
Speed: 5Mph(9Km, 6Kts)
Details for Monday, August 04
Times of sun and clouds. Highs in the mid 80s and lows in the mid 60s.
UV Index: 9 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 74%
Relative Humidity
Precipitation: 20%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 53%
Cloud Coverage
Sunrise: 6:13 AM
Sunset: 8:17 PM
 
Moonrise: 2:27 PM
Moonset: 12:17 AM
Moon Phase:  Waxing Gibbous
Moonphase:
Waxing Gibbous
Wind Direction:  W
Direction: W (268°)
Speed: 6Mph(10Km, 7Kts)
Details for Tuesday, August 05
Mix of sun and clouds. Highs in the upper 80s and lows in the mid 60s.
UV Index: 9 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 65%
Relative Humidity
Precipitation: 10%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 51%
Cloud Coverage
Sunrise: 6:14 AM
Sunset: 8:16 PM
 
Moonrise: 3:29 PM
Moonset: 1:00 AM
Moon Phase:  Waxing Gibbous
Moonphase:
Waxing Gibbous
Wind Direction:  WNW
Direction: WNW (289°)
Speed: 7Mph(12Km, 8Kts)
Details for Wednesday, August 06
Partly cloudy. Highs in the upper 80s and lows in the mid 60s.
UV Index: 9 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 63%
Relative Humidity
Precipitation: 10%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 42%
Cloud Coverage
Sunrise: 6:14 AM
Sunset: 8:15 PM
 
Moonrise: 4:29 PM
Moonset: 1:49 AM
Moon Phase:  Waxing Gibbous
Moonphase:
Waxing Gibbous
Wind Direction:  NW
Direction: NW (306°)
Speed: 8Mph(12Km, 9Kts)
Details for Thursday, August 07
Afternoon showers and thunderstorms. Highs in the mid 80s and lows in the mid 60s.
UV Index: 9 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 65%
Relative Humidity
Precipitation: 60%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 18%
Cloud Coverage
Sunrise: 6:15 AM
Sunset: 8:14 PM
 
Moonrise: 5:28 PM
Moonset: 2:44 AM
Moon Phase:  Waxing Gibbous
Moonphase:
Waxing Gibbous
Wind Direction:  SW
Direction: SW (231°)
Speed: 8Mph(13Km, 9Kts)
Details for Friday, August 08
Thunderstorms. Highs in the mid 80s and lows in the mid 60s.
UV Index: 9 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 69%
Relative Humidity
Precipitation: 80%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 40%
Cloud Coverage
Sunrise: 6:16 AM
Sunset: 8:13 PM
 
Moonrise: 6:22 PM
Moonset: 3:48 AM
Moon Phase:  Waxing Gibbous
Moonphase:
Waxing Gibbous
Wind Direction:  SW
Direction: SW (215°)
Speed: 10Mph(17Km, 12Kts)
Daily Forecast Chart
Chart.
Advertisements
Track Severe Weather on mobile