Weather Report
Ashburn, Virginia
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Current Conditions -  °F | °C
As of 5:15 PM on Monday 20 May 2013 (Local Time) from KJYO Reporting Station
Scattered Clouds Scattered Clouds   Feels Like: 86°
Wind Chill: NA   Ceiling: Unl
Heat Index: 86°   Visibility: 10mi
Dew Point: 70°   Wind: NA
Humidity: 66%   Direction: NA NA
Pressure: 30.01"   Gusts: NA
Report Text: KJYO 202115Z AUTO 10SM SCT036 28/21 A3001 RMK AO2
6 PM
Iso T-Storms
Iso T-Storms 79°
7 PM
Iso T-Storms
Iso T-Storms 77°
8 PM
Iso T-Storms
Iso T-Storms 75°
Alerts
Interactive Weather Map
10 Day Forecast -  °F | °C
mon tue wed thu fri sat sun mon tue wed
may
20
Iso T-Storms
Iso T-Storms
78°
64°
may
21
P Cloudy
P Cloudy
88°
66°
may
22
Iso T-Storms
Iso T-Storms
87°
67°
may
23
Sct T-Storms
Sct T-Storms
78°
61°
may
24
Iso T-Storms
Iso T-Storms
71°
49°
may
25
P Cloudy
P Cloudy
73°
50°
may
26
M Cloudy
M Cloudy
73°
55°
may
27
P Cloudy
P Cloudy
73°
56°
may
28
P Cloudy
P Cloudy
76°
60°
may
29
Sct T-Storms
Sct T-Storms
79°
63°
Details for Monday, May 20 (Evening)
Evening: Isolated thunderstorms this evening. Skies will become partly cloudy after midnight. Low 64F. Winds S at 5 to 10 mph. Chance of rain 30%.
UV Index: 9 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 90%
Relative Humidity
Precipitation: 30%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 57%
Cloud Coverage
Sunrise: 5:53 AM
Sunset: 8:21 PM
 
Moonrise: 3:28 PM
Moonset: 2:44 AM
Moon Phase:  Waxing Gibbous
Moonphase:
Waxing Gibbous
Wind Direction:  S
Direction: S (185°)
Speed: 6Mph(9Km, 5Kts)
Details for Tuesday, May 21
Sunshine and clouds mixed. A stray afternoon thunderstorm is possible. High 88F. Winds SSW at 5 to 10 mph.
Evening: Clear to partly cloudy. Chance of a shower or thunderstorm through the evening. Low 66F. Winds S at 5 to 10 mph.
UV Index: 8 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 71%
Relative Humidity
Precipitation: 20%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 55%
Cloud Coverage
Sunrise: 5:52 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 (204°)
Speed: 8Mph(13Km, 7Kts)
Details for Wednesday, May 22
Partly cloudy with a stray thunderstorm. Highs in the upper 80s and lows in the upper 60s.
UV Index: 9 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 69%
Relative Humidity
Precipitation: 30%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 47%
Cloud Coverage
Sunrise: 5:51 AM
Sunset: 8:22 PM
 
Moonrise: 5:43 PM
Moonset: 3:52 AM
Moon Phase:  Waxing Gibbous
Moonphase:
Waxing Gibbous
Wind Direction:  SSW
Direction: SSW (201°)
Speed: 13Mph(21Km, 11Kts)
Details for Thursday, May 23
Scattered thunderstorms. Highs in the upper 70s and lows in the low 60s.
UV Index: 8 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 69%
Relative Humidity
Precipitation: 60%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 59%
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:  SW
Direction: SW (223°)
Speed: 8Mph(13Km, 7Kts)
Details for Friday, May 24
Partly cloudy, chance of a thunderstorm. Highs in the low 70s and lows in the upper 40s.
UV Index: 9 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 60%
Relative Humidity
Precipitation: 30%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 22%
Cloud Coverage
Sunrise: 5:50 AM
Sunset: 8:24 PM
 
Moonrise: 8:04 PM
Moonset: 5:20 AM
Moon Phase:  Full
Moonphase:
Full
Wind Direction:  NNW
Direction: NNW (337°)
Speed: 11Mph(18Km, 9Kts)
Details for Saturday, May 25
Mix of sun and clouds. Highs in the low 70s and lows in the low 50s.
UV Index: 9 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 51%
Relative Humidity
Precipitation: 10%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 35%
Cloud Coverage
Sunrise: 5:49 AM
Sunset: 8:25 PM
 
Moonrise: 9:11 PM
Moonset: 6:14 AM
Moon Phase:  Waning Gibbous
Moonphase:
Waning Gibbous
Wind Direction:  NNE
Direction: NNE (21°)
Speed: 6Mph(10Km, 5Kts)
Details for Sunday, May 26
More clouds than sun. Highs in the low 70s and lows in the mid 50s.
UV Index: 7 (High)
Ultraviolet Radiation Index
Relative Humidity: 58%
Relative Humidity
Precipitation: 10%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 68%
Cloud Coverage
Sunrise: 5:49 AM
Sunset: 8:25 PM
 
Moonrise: 10:11 PM
Moonset: 7:16 AM
Moon Phase:  Waning Gibbous
Moonphase:
Waning Gibbous
Wind Direction:  SE
Direction: SE (129°)
Speed: 6Mph(10Km, 5Kts)
Details for Monday, May 27
Mix of sun and clouds. Highs in the low 70s and lows in the mid 50s.
UV Index: 8 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 63%
Relative Humidity
Precipitation: 10%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 50%
Cloud Coverage
Sunrise: 5:48 AM
Sunset: 8:26 PM
 
Moonrise: 11:04 PM
Moonset: 8:23 AM
Moon Phase:  Waning Gibbous
Moonphase:
Waning Gibbous
Wind Direction:  ESE
Direction: ESE (110°)
Speed: 7Mph(12Km, 6Kts)
Details for Tuesday, May 28
Times of sun and clouds. Highs in the mid 70s and lows in the low 60s.
UV Index: 9 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 63%
Relative Humidity
Precipitation: 20%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 34%
Cloud Coverage
Sunrise: 5:48 AM
Sunset: 8:27 PM
 
Moonrise: 11:50 PM
Moonset: 9:33 AM
Moon Phase:  Waning Gibbous
Moonphase:
Waning Gibbous
Wind Direction:  SSE
Direction: SSE (150°)
Speed: 8Mph(13Km, 7Kts)
Details for Wednesday, May 29
A few thunderstorms possible. Highs in the upper 70s and lows in the low 60s.
UV Index: 6 (High)
Ultraviolet Radiation Index
Relative Humidity: 66%
Relative Humidity
Precipitation: 60%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 87%
Cloud Coverage
Sunrise: 5:47 AM
Sunset: 8:28 PM
 
Moonrise: 11:59 PM
Moonset: 10:43 AM
Moon Phase:  Waning Gibbous
Moonphase:
Waning Gibbous
Wind Direction:  S
Direction: S (180°)
Speed: 9Mph(15Km, 8Kts)
Chart.
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