Chantilly, Virginia
Current Conditions -  °F | °C
As of 3:52 PM on Thursday 21 Aug 2014 (Local Time) from KIAD Reporting Station
Overcast Overcast  
Wind Chill: 84°   Ceiling: 6000
Heat Index: 88°   Visibility: 10mi
Dew Point: 69°   Wind: 6mph
Humidity: 61%   Direction: 220°SW
Pressure: 30"   Gusts: NA
Location:  38.88°N, 77.44°W
Report Text: KIAD 211952Z 22005KT 10SM SCT040 BKN060CB OVC200 29/21 A3000 RMK AO2 SLP154 CB N MOV SE T02890206
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Personal Weather Stations






























Tropical Storm Tracking
Hourly Forecast -  °F | °C
Hi 88° - Lo 68°
5 PM
Sct T-Storms
Sct T-Storms
84°
6 PM
Sct T-Storms
Sct T-Storms
82°
7 PM
Sct T-Storms
Sct T-Storms
79°
8 PM
Sct T-Storms
Sct T-Storms
77°
9 PM
Iso T-Storms
Iso T-Storms
75°
10 PM
Sct T-Storms
Sct T-Storms
75°
Weather Maps
Daily Forecast -  °F | °C
thu fri sat sun mon tue wed thu fri sat
aug
21
Sct T-Storms
Sct T-Storms
88°
68°
aug
22
PM T-Storms
PM T-Storms
87°
69°
aug
23
Showers
Showers
80°
64°
aug
24
P Cloudy
P Cloudy
80°
57°
aug
25
P Cloudy
P Cloudy
80°
58°
aug
26
M Sunny
M Sunny
83°
60°
aug
27
M Sunny
M Sunny
86°
64°
aug
28
Sunny
Sunny
86°
65°
aug
29
Sunny
Sunny
85°
64°
aug
30
AM Showers
AM Showers
84°
63°
Details for Thursday, August 21 (Evening)
Evening: Scattered showers and thunderstorms. Low 68F. Winds light and variable. Chance of rain 50%.
UV Index: 4 (Moderate)
Ultraviolet Radiation Index
Relative Humidity: 63%
Relative Humidity
Precipitation: 50%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 67%
Cloud Coverage
Sunrise: 6:28 AM
Sunset: 7:56 PM
 
Moonrise: 2:58 AM
Moonset: 5:23 PM
Moon Phase:  Waning Crescent
Moonphase:
Waning Crescent
Wind Direction:  W
Direction: W (281°)
Speed: 4Mph(7Km, 5Kts)
Details for Friday, August 22
Partly cloudy in the morning followed by scattered thunderstorms in the afternoon. High 87F. Winds light and variable. Chance of rain 60%.
Evening: Scattered thunderstorms. Low 69F. Winds ENE at 5 to 10 mph. Chance of rain 60%.
UV Index: 8 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 72%
Relative Humidity
Precipitation: 60%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 56%
Cloud Coverage
Sunrise: 6:29 AM
Sunset: 7:55 PM
 
Moonrise: 3:51 AM
Moonset: 6:01 PM
Moon Phase:  Waning Crescent
Moonphase:
Waning Crescent
Wind Direction:  NW
Direction: NW (319°)
Speed: 5Mph(8Km, 6Kts)
Details for Saturday, August 23
Showers possible. Highs in the low 80s and lows in the mid 60s.
UV Index: 5 (Moderate)
Ultraviolet Radiation Index
Relative Humidity: 79%
Relative Humidity
Precipitation: 50%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 73%
Cloud Coverage
Sunrise: 6:30 AM
Sunset: 7:53 PM
 
Moonrise: 4:45 AM
Moonset: 6:36 PM
Moon Phase:  Waning Crescent
Moonphase:
Waning Crescent
Wind Direction:  ENE
Direction: ENE (68°)
Speed: 9Mph(15Km, 11Kts)
Details for Sunday, August 24
Mix of sun and clouds. Highs in the low 80s and lows in the upper 50s.
UV Index: 8 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 62%
Relative Humidity
Precipitation: 10%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 35%
Cloud Coverage
Sunrise: 6:31 AM
Sunset: 7:52 PM
 
Moonrise: 5:40 AM
Moonset: 7:09 PM
Moon Phase:  Waning Crescent
Moonphase:
Waning Crescent
Wind Direction:  ENE
Direction: ENE (71°)
Speed: 8Mph(13Km, 9Kts)
Details for Monday, August 25
Mix of sun and clouds. Highs in the low 80s and lows in the upper 50s.
UV Index: 8 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 66%
Relative Humidity
Precipitation: 10%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 43%
Cloud Coverage
Sunrise: 6:32 AM
Sunset: 7:50 PM
 
Moonrise: 6:35 AM
Moonset: 7:40 PM
Moon Phase:  New
Moonphase:
New
Wind Direction:  E
Direction: E (80°)
Speed: 7Mph(11Km, 8Kts)
Details for Tuesday, August 26
A few clouds. Highs in the low 80s and lows in the low 60s.
UV Index: 8 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 68%
Relative Humidity
Precipitation: 10%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 21%
Cloud Coverage
Sunrise: 6:33 AM
Sunset: 7:49 PM
 
Moonrise: 7:31 AM
Moonset: 8:10 PM
Moon Phase:  New
Moonphase:
New
Wind Direction:  SE
Direction: SE (126°)
Speed: 6Mph(10Km, 7Kts)
Details for Wednesday, August 27
Mostly sunny. Highs in the mid 80s and lows in the mid 60s.
UV Index: 8 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 68%
Relative Humidity
Precipitation: 0%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 24%
Cloud Coverage
Sunrise: 6:33 AM
Sunset: 7:47 PM
 
Moonrise: 8:27 AM
Moonset: 8:40 PM
Moon Phase:  Waxing Crescent
Moonphase:
Waxing Crescent
Wind Direction:  S
Direction: S (177°)
Speed: 7Mph(11Km, 8Kts)
Details for Thursday, August 28
Mainly sunny. Highs in the mid 80s and lows in the mid 60s.
UV Index: 8 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 69%
Relative Humidity
Precipitation: 10%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 11%
Cloud Coverage
Sunrise: 6:34 AM
Sunset: 7:46 PM
 
Moonrise: 9:24 AM
Moonset: 9:10 PM
Moon Phase:  Waxing Crescent
Moonphase:
Waxing Crescent
Wind Direction:  SW
Direction: SW (224°)
Speed: 8Mph(12Km, 9Kts)
Details for Friday, August 29
Abundant sunshine. Highs in the mid 80s and lows in the mid 60s.
UV Index: 8 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 69%
Relative Humidity
Precipitation: 20%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 11%
Cloud Coverage
Sunrise: 6:35 AM
Sunset: 7:44 PM
 
Moonrise: 10:20 AM
Moonset: 9:43 PM
Moon Phase:  Waxing Crescent
Moonphase:
Waxing Crescent
Wind Direction:  SSW
Direction: SSW (204°)
Speed: 6Mph(10Km, 7Kts)
Details for Saturday, August 30
A few morning showers. Highs in the mid 80s and lows in the low 60s.
UV Index: 7 (High)
Ultraviolet Radiation Index
Relative Humidity: 71%
Relative Humidity
Precipitation: 40%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 36%
Cloud Coverage
Sunrise: 6:36 AM
Sunset: 7:43 PM
 
Moonrise: 11:19 AM
Moonset: 10:18 PM
Moon Phase:  Waxing Crescent
Moonphase:
Waxing Crescent
Wind Direction:  NNW
Direction: NNW (338°)
Speed: 8Mph(13Km, 9Kts)
Daily Forecast Chart
Chart.
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