Weather Report
South Riding, Virginia
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Current Conditions -  °F | °C
As of 5:52 PM on Sunday 19 May 2013 (Local Time) from KIAD Reporting Station
Broken Clouds Broken Clouds   Feels Like: 73°
Wind Chill: 73°   Ceiling: 3700
Heat Index: 73°   Visibility: 10mi
Dew Point: 64°   Wind: 3mph
Humidity: 73%   Direction: 200° (SSW)
Pressure: 30.1"   Gusts: NA
Report Text: KIAD 192152Z 20003KT 10SM SCT028 BKN037 BKN045 23/18 A3010 RMK AO2 SLP190 T02280178
7 PM
Cloudy
Cloudy 74°
8 PM
M Cloudy
M Cloudy 73°
9 PM
M Cloudy
M Cloudy 71°
Alerts
Interactive Weather Map
10 Day Forecast -  °F | °C
sun mon tue wed thu fri sat sun mon tue
may
19
Iso T-Storms
Iso T-Storms
77°
64°
may
20
Iso T-Storms
Iso T-Storms
83°
65°
may
21
P Cloudy
P Cloudy
89°
68°
may
22
Iso T-Storms
Iso T-Storms
87°
68°
may
23
Sct T-Storms
Sct T-Storms
81°
62°
may
24
Sct T-Storms
Sct T-Storms
75°
52°
may
25
P Cloudy
P Cloudy
73°
52°
may
26
P Cloudy
P Cloudy
75°
55°
may
27
Showers
Showers
75°
59°
may
28
Few Showers
Few Showers
77°
61°
Details for Sunday, May 19 (Evening)
Evening: Isolated thunderstorms early, then cloudy skies after midnight. Low 64F. Winds SSE at 5 to 10 mph. Chance of rain 30%.
UV Index: 9 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 88%
Relative Humidity
Precipitation: 30%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 76%
Cloud Coverage
Sunrise: 5:54 AM
Sunset: 8:19 PM
 
Moonrise: 2:25 PM
Moonset: 2:13 AM
Moon Phase:  Waxing Gibbous
Moonphase:
Waxing Gibbous
Wind Direction:  SSE
Direction: SSE (159°)
Speed: 7Mph(11Km, 6Kts)
Details for Monday, May 20
A few isolated thunderstorms developing during the afternoon. High 83F. Winds S at 5 to 10 mph. Chance of rain 30%.
Evening: Isolated thunderstorms during the evening, then skies turning partly cloudy overnight. Low near 65F. Winds S at 5 to 10 mph. Chance of rain 30%.
UV Index: 7 (High)
Ultraviolet Radiation Index
Relative Humidity: 76%
Relative Humidity
Precipitation: 30%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 72%
Cloud Coverage
Sunrise: 5:54 AM
Sunset: 8:20 PM
 
Moonrise: 3:28 PM
Moonset: 2:44 AM
Moon Phase:  Waxing Gibbous
Moonphase:
Waxing Gibbous
Wind Direction:  S
Direction: S (183°)
Speed: 7Mph(12Km, 6Kts)
Details for Tuesday, May 21
Times of sun and clouds. Highs in the upper 80s and lows in the upper 60s.
UV Index: 8 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 70%
Relative Humidity
Precipitation: 20%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 53%
Cloud Coverage
Sunrise: 5:53 AM
Sunset: 8:21 PM
 
Moonrise: 4:34 PM
Moonset: 3:17 AM
Moon Phase:  Waxing Gibbous
Moonphase:
Waxing Gibbous
Wind Direction:  SSW
Direction: SSW (211°)
Speed: 4Mph(7Km, 3Kts)
Details for Wednesday, May 22
Partly cloudy, chance of a thunderstorm. Highs in the upper 80s and lows in the upper 60s.
UV Index: 8 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 67%
Relative Humidity
Precipitation: 30%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 55%
Cloud Coverage
Sunrise: 5:52 AM
Sunset: 8:22 PM
 
Moonrise: 5:42 PM
Moonset: 3:53 AM
Moon Phase:  Waxing Gibbous
Moonphase:
Waxing Gibbous
Wind Direction:  SSW
Direction: SSW (198°)
Speed: 8Mph(13Km, 7Kts)
Details for Thursday, May 23
Scattered thunderstorms. Highs in the low 80s and lows in the low 60s.
UV Index: 7 (High)
Ultraviolet Radiation Index
Relative Humidity: 68%
Relative Humidity
Precipitation: 40%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 70%
Cloud Coverage
Sunrise: 5:51 AM
Sunset: 8:23 PM
 
Moonrise: 6:53 PM
Moonset: 4:33 AM
Moon Phase:  Waxing Gibbous
Moonphase:
Waxing Gibbous
Wind Direction:  N
Direction: N (360°)
Speed: 8Mph(13Km, 7Kts)
Details for Friday, May 24
A few thunderstorms possible. Highs in the mid 70s and lows in the low 50s.
UV Index: 9 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 64%
Relative Humidity
Precipitation: 40%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 34%
Cloud Coverage
Sunrise: 5:51 AM
Sunset: 8:23 PM
 
Moonrise: 8:03 PM
Moonset: 5:20 AM
Moon Phase:  Full
Moonphase:
Full
Wind Direction:  NW
Direction: NW (326°)
Speed: 9Mph(15Km, 8Kts)
Details for Saturday, May 25
Partly cloudy. Highs in the low 70s and lows in the low 50s.
UV Index: 9 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 58%
Relative Humidity
Precipitation: 10%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 19%
Cloud Coverage
Sunrise: 5:50 AM
Sunset: 8:24 PM
 
Moonrise: 9:10 PM
Moonset: 6:15 AM
Moon Phase:  Waning Gibbous
Moonphase:
Waning Gibbous
Wind Direction:  N
Direction: N (360°)
Speed: 8Mph(13Km, 7Kts)
Details for Sunday, May 26
Mix of sun and clouds. Highs in the mid 70s and lows in the mid 50s.
UV Index: 9 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 54%
Relative Humidity
Precipitation: 20%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 47%
Cloud Coverage
Sunrise: 5:50 AM
Sunset: 8:25 PM
 
Moonrise: 10:11 PM
Moonset: 7:16 AM
Moon Phase:  Waning Gibbous
Moonphase:
Waning Gibbous
Wind Direction:  ESE
Direction: ESE (108°)
Speed: 8Mph(13Km, 7Kts)
Details for Monday, May 27
Showers possible. Highs in the mid 70s and lows in the upper 50s.
UV Index: 6 (High)
Ultraviolet Radiation Index
Relative Humidity: 61%
Relative Humidity
Precipitation: 40%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 86%
Cloud Coverage
Sunrise: 5:49 AM
Sunset: 8:26 PM
 
Moonrise: 11:04 PM
Moonset: 8:24 AM
Moon Phase:  Waning Gibbous
Moonphase:
Waning Gibbous
Wind Direction:  SE
Direction: SE (145°)
Speed: 8Mph(13Km, 7Kts)
Details for Tuesday, May 28
Occasional showers possible. Highs in the upper 70s and lows in the low 60s.
UV Index: 6 (High)
Ultraviolet Radiation Index
Relative Humidity: 68%
Relative Humidity
Precipitation: 30%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 79%
Cloud Coverage
Sunrise: 5:49 AM
Sunset: 8:27 PM
 
Moonrise: 11:50 PM
Moonset: 9:34 AM
Moon Phase:  Waning Gibbous
Moonphase:
Waning Gibbous
Wind Direction:  SE
Direction: SE (141°)
Speed: 8Mph(13Km, 7Kts)
Chart.
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