Sterling, Virginia
Current Conditions -  °F | °C
As of 10:52 AM on Thursday 28 Aug 2014 (Local Time) from KIAD Reporting Station
Scattered Clouds Scattered Clouds  
Wind Chill: 76°   Ceiling: Unl
Heat Index: 76°   Visibility: 10mi
Dew Point: 58°   Wind: 13mph
Humidity: 54%   Direction: 340°NNW
Pressure: 30.02"   Gusts: NA
Location:  39.03°N, 77.41°W
Report Text: KIAD 281452Z 34011KT 10SM FEW035 SCT140 SCT250 24/14 A3002 RMK AO2 SLP162 T02440144 51007
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Tropical Storm Tracking
Hourly Forecast -  °F | °C
Hi 84° - Lo 57°
12 PM
Sunny
Sunny
78°
1 PM
Sunny
Sunny
80°
2 PM
Sunny
Sunny
82°
3 PM
Sunny
Sunny
83°
4 PM
Sunny
Sunny
83°
5 PM
Sunny
Sunny
82°
Weather Maps
Daily Forecast -  °F | °C
thu fri sat sun mon tue wed thu fri sat
aug
28
Sunny
Sunny
84°
57°
aug
29
M Sunny
M Sunny
83°
65°
aug
30
AM Clouds
AM Clouds
88°
70°
aug
31
PM T-Storms
PM T-Storms
93°
71°
sep
01
Cloudy
Cloudy
87°
70°
sep
02
Iso T-Storms
Iso T-Storms
93°
71°
sep
03
Sct T-Storms
Sct T-Storms
89°
65°
sep
04
Sunny
Sunny
89°
65°
sep
05
Sunny
Sunny
90°
66°
sep
06
M Sunny
M Sunny
90°
64°
Details for Thursday, August 28
Abundant sunshine. High 84F. Winds NW at 10 to 15 mph.
Evening: Mostly clear. Low 57F. Winds N at 5 to 10 mph.
UV Index: 8 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 48%
Relative Humidity
Precipitation: 0%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 7%
Cloud Coverage
Sunrise: 6:34 AM
Sunset: 7:46 PM
 
Moonrise: 9:24 AM
Moonset: 9:11 PM
Moon Phase:  Waxing Crescent
Moonphase:
Waxing Crescent
Wind Direction:  NNW
Direction: NNW (329°)
Speed: 10Mph(16Km, 12Kts)
Details for Friday, August 29
Mostly sunny skies. High 83F. Winds light and variable.
Evening: Clear to partly cloudy. Low near 65F. Winds light and variable.
UV Index: 8 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 56%
Relative Humidity
Precipitation: 0%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 20%
Cloud Coverage
Sunrise: 6:35 AM
Sunset: 7:45 PM
 
Moonrise: 10:21 AM
Moonset: 9:43 PM
Moon Phase:  Waxing Crescent
Moonphase:
Waxing Crescent
Wind Direction:  ESE
Direction: ESE (102°)
Speed: 4Mph(7Km, 5Kts)
Details for Saturday, August 30
Morning clouds followed by afternoon sun. Highs in the upper 80s and lows in the low 70s.
UV Index: 7 (High)
Ultraviolet Radiation Index
Relative Humidity: 74%
Relative Humidity
Precipitation: 20%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 60%
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:  SSE
Direction: SSE (157°)
Speed: 9Mph(15Km, 11Kts)
Details for Sunday, August 31
Thunderstorms developing in the afternoon. Highs in the low 90s and lows in the low 70s.
UV Index: 6 (High)
Ultraviolet Radiation Index
Relative Humidity: 66%
Relative Humidity
Precipitation: 80%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 51%
Cloud Coverage
Sunrise: 6:37 AM
Sunset: 7:42 PM
 
Moonrise: 12:18 PM
Moonset: 10:57 PM
Moon Phase:  Waxing Crescent
Moonphase:
Waxing Crescent
Wind Direction:  SW
Direction: SW (236°)
Speed: 6Mph(10Km, 7Kts)
Details for Monday, September 01
Mostly cloudy. Highs in the upper 80s and lows in the low 70s.
UV Index: 5 (Moderate)
Ultraviolet Radiation Index
Relative Humidity: 76%
Relative Humidity
Precipitation: 20%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 77%
Cloud Coverage
Sunrise: 6:38 AM
Sunset: 7:40 PM
 
Moonrise: 1:18 PM
Moonset: 11:42 PM
Moon Phase:  Waxing Crescent
Moonphase:
Waxing Crescent
Wind Direction:  WSW
Direction: WSW (244°)
Speed: 5Mph(8Km, 6Kts)
Details for Tuesday, September 02
Partly cloudy with a stray thunderstorm. Highs in the low 90s and lows in the low 70s.
UV Index: 8 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 67%
Relative Humidity
Precipitation: 30%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 28%
Cloud Coverage
Sunrise: 6:39 AM
Sunset: 7:39 PM
 
Moonrise: 2:17 PM
Moonset: 12:01 AM
Moon Phase:  First Quarter
Moonphase:
First Quarter
Wind Direction:  W
Direction: W (272°)
Speed: 7Mph(11Km, 8Kts)
Details for Wednesday, September 03
Scattered thunderstorms possible. Highs in the upper 80s and lows in the mid 60s.
UV Index: 7 (High)
Ultraviolet Radiation Index
Relative Humidity: 64%
Relative Humidity
Precipitation: 40%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 46%
Cloud Coverage
Sunrise: 6:40 AM
Sunset: 7:37 PM
 
Moonrise: 3:15 PM
Moonset: 12:33 AM
Moon Phase:  Waxing Gibbous
Moonphase:
Waxing Gibbous
Wind Direction:  NW
Direction: NW (309°)
Speed: 6Mph(10Km, 7Kts)
Details for Thursday, September 04
Sunny. Highs in the upper 80s and lows in the mid 60s.
UV Index: 8 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 64%
Relative Humidity
Precipitation: 0%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 10%
Cloud Coverage
Sunrise: 6:41 AM
Sunset: 7:36 PM
 
Moonrise: 4:09 PM
Moonset: 1:31 AM
Moon Phase:  Waxing Gibbous
Moonphase:
Waxing Gibbous
Wind Direction:  NW
Direction: NW (306°)
Speed: 5Mph(8Km, 6Kts)
Details for Friday, September 05
Sunny. Highs in the low 90s and lows in the mid 60s.
UV Index: 8 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 65%
Relative Humidity
Precipitation: 10%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 11%
Cloud Coverage
Sunrise: 6:42 AM
Sunset: 7:34 PM
 
Moonrise: 4:59 PM
Moonset: 2:35 AM
Moon Phase:  Waxing Gibbous
Moonphase:
Waxing Gibbous
Wind Direction:  SW
Direction: SW (230°)
Speed: 5Mph(8Km, 5Kts)
Details for Saturday, September 06
A few clouds. Highs in the low 90s and lows in the mid 60s.
UV Index: 8 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 63%
Relative Humidity
Precipitation: 10%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 14%
Cloud Coverage
Sunrise: 6:43 AM
Sunset: 7:32 PM
 
Moonrise: 5:46 PM
Moonset: 3:44 AM
Moon Phase:  Waxing Gibbous
Moonphase:
Waxing Gibbous
Wind Direction:  WNW
Direction: WNW (288°)
Speed: 5Mph(8Km, 5Kts)
Daily Forecast Chart
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