Sterling, Virginia
Current Conditions -  °F | °C
As of 5:52 PM on Wednesday 23 Jul 2014 (Local Time) from KIAD Reporting Station
Broken Clouds Broken Clouds  
Wind Chill: 88°   Ceiling: 20000
Heat Index: 93°   Visibility: 10mi
Dew Point: 70°   Wind: 9mph
Humidity: 55%   Direction: 210°SSW
Pressure: 29.81"   Gusts: NA
Location:  39.03°N, 77.41°W
Report Text: KIAD 232152Z 21008KT 10SM FEW045CB SCT090 BKN200 31/21 A2981 RMK AO2 SLP092 CB NW MOV NE T03110211
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Personal Weather Stations






























Hourly Forecast -  °F | °C
Hi 92° - Lo 70°
7 PM
Sct T-Storms
Sct T-Storms
86°
8 PM
Sct T-Storms
Sct T-Storms
83°
9 PM
Sct T-Storms
Sct T-Storms
81°
10 PM
Sct T-Storms
Sct T-Storms
79°
11 PM
Sct T-Storms
Sct T-Storms
78°
12 AM
Sct T-Storms
Sct T-Storms
77°
Weather Maps
Daily Forecast -  °F | °C
wed thu fri sat sun mon tue wed thu fri
jul
23
T-Storms
T-Storms
92°
70°
jul
24
Iso T-Storms
Iso T-Storms
80°
60°
jul
25
Sunny
Sunny
86°
64°
jul
26
P Cloudy
P Cloudy
91°
71°
jul
27
Sct T-Storms
Sct T-Storms
93°
70°
jul
28
Sct T-Storms
Sct T-Storms
87°
63°
jul
29
P Cloudy
P Cloudy
80°
60°
jul
30
P Cloudy
P Cloudy
84°
60°
jul
31
Sunny
Sunny
86°
63°
aug
01
P Cloudy
P Cloudy
85°
65°
Details for Wednesday, July 23 (Evening)
Evening: Scattered thunderstorms early, then partly cloudy after midnight. A few storms may be severe. Low around 70F. Winds NW at 5 to 10 mph. Chance of rain 50%.
UV Index: 10 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 83%
Relative Humidity
Precipitation: 50%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 59%
Cloud Coverage
Sunrise: 6:03 AM
Sunset: 8:29 PM
 
Moonrise: 3:20 AM
Moonset: 5:57 PM
Moon Phase:  Waning Crescent
Moonphase:
Waning Crescent
Wind Direction:  NW
Direction: NW (317°)
Speed: 8Mph(12Km, 6Kts)
Details for Thursday, July 24
Isolated thunderstorms in the morning, mainly cloudy during the afternoon with a few showers. High near 80F. Winds N at 5 to 10 mph. Chance of rain 40%.
Evening: Partly cloudy skies. Low around 60F. Winds light and variable.
UV Index: 6 (High)
Ultraviolet Radiation Index
Relative Humidity: 73%
Relative Humidity
Precipitation: 40%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 80%
Cloud Coverage
Sunrise: 6:04 AM
Sunset: 8:29 PM
 
Moonrise: 4:10 AM
Moonset: 6:43 PM
Moon Phase:  Waning Crescent
Moonphase:
Waning Crescent
Wind Direction:  N
Direction: N (356°)
Speed: 8Mph(13Km, 7Kts)
Details for Friday, July 25
Sunshine. Highs in the mid 80s and lows in the mid 60s.
UV Index: 9 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 50%
Relative Humidity
Precipitation: 0%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 6%
Cloud Coverage
Sunrise: 6:04 AM
Sunset: 8:28 PM
 
Moonrise: 5:02 AM
Moonset: 7:24 PM
Moon Phase:  Waning Crescent
Moonphase:
Waning Crescent
Wind Direction:  NW
Direction: NW (319°)
Speed: 5Mph(8Km, 4Kts)
Details for Saturday, July 26
Times of sun and clouds. Highs in the low 90s and lows in the low 70s.
UV Index: 9 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 64%
Relative Humidity
Precipitation: 10%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 50%
Cloud Coverage
Sunrise: 6:05 AM
Sunset: 8:27 PM
 
Moonrise: 5:56 AM
Moonset: 8:02 PM
Moon Phase:  Waning Crescent
Moonphase:
Waning Crescent
Wind Direction:  SSW
Direction: SSW (193°)
Speed: 7Mph(12Km, 6Kts)
Details for Sunday, July 27
Scattered thunderstorms. Highs in the low 90s and lows in the low 70s.
UV Index: 9 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 73%
Relative Humidity
Precipitation: 60%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 43%
Cloud Coverage
Sunrise: 6:06 AM
Sunset: 8:26 PM
 
Moonrise: 6:51 AM
Moonset: 8:36 PM
Moon Phase:  New
Moonphase:
New
Wind Direction:  SW
Direction: SW (234°)
Speed: 6Mph(10Km, 5Kts)
Details for Monday, July 28
Scattered thunderstorms possible. Highs in the upper 80s and lows in the low 60s.
UV Index: 9 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 75%
Relative Humidity
Precipitation: 60%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 41%
Cloud Coverage
Sunrise: 6:07 AM
Sunset: 8:25 PM
 
Moonrise: 7:46 AM
Moonset: 9:07 PM
Moon Phase:  Waxing Crescent
Moonphase:
Waxing Crescent
Wind Direction:  WSW
Direction: WSW (254°)
Speed: 11Mph(18Km, 9Kts)
Details for Tuesday, July 29
Mix of sun and clouds. Highs in the low 80s and lows in the low 60s.
UV Index: 9 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 58%
Relative Humidity
Precipitation: 0%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 23%
Cloud Coverage
Sunrise: 6:08 AM
Sunset: 8:24 PM
 
Moonrise: 8:41 AM
Moonset: 9:38 PM
Moon Phase:  Waxing Crescent
Moonphase:
Waxing Crescent
Wind Direction:  WNW
Direction: WNW (301°)
Speed: 9Mph(15Km, 8Kts)
Details for Wednesday, July 30
Mix of sun and clouds. Highs in the mid 80s and lows in the low 60s.
UV Index: 9 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 57%
Relative Humidity
Precipitation: 0%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 35%
Cloud Coverage
Sunrise: 6:09 AM
Sunset: 8:23 PM
 
Moonrise: 9:37 AM
Moonset: 10:07 PM
Moon Phase:  Waxing Crescent
Moonphase:
Waxing Crescent
Wind Direction:  NW
Direction: NW (312°)
Speed: 5Mph(8Km, 4Kts)
Details for Thursday, July 31
Sunshine. Highs in the mid 80s and lows in the low 60s.
UV Index: 9 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 59%
Relative Humidity
Precipitation: 0%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 14%
Cloud Coverage
Sunrise: 6:10 AM
Sunset: 8:22 PM
 
Moonrise: 10:33 AM
Moonset: 10:37 PM
Moon Phase:  Waxing Crescent
Moonphase:
Waxing Crescent
Wind Direction:  ESE
Direction: ESE (117°)
Speed: 5Mph(8Km, 4Kts)
Details for Friday, August 01
Mix of sun and clouds. Highs in the mid 80s and lows in the mid 60s.
UV Index: 10 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 65%
Relative Humidity
Precipitation: 40%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 37%
Cloud Coverage
Sunrise: 6:11 AM
Sunset: 8:21 PM
 
Moonrise: 11:29 AM
Moonset: 11:08 PM
Moon Phase:  Waxing Crescent
Moonphase:
Waxing Crescent
Wind Direction:  ESE
Direction: ESE (110°)
Speed: 8Mph(13Km, 7Kts)
Daily Forecast Chart
Chart.
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