Manassas Park, Virginia
Current Conditions -  °F | °C
As of 2:55 AM on Wednesday 20 Aug 2014 (Local Time) from KHEF Reporting Station
Overcast Overcast  
Wind Chill: 72°   Ceiling: 1400
Heat Index: 72°   Visibility: 10mi
Dew Point: 72°   Wind: 0mph
Humidity: 100%   Direction: NA
Pressure: 29.92"   Gusts: NA
Location:  38.7486°N, 77.432°W
Report Text: KHEF 200655Z 00000KT 10SM BKN014 OVC055 22/22 A2992 RMK AO1
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Tropical Storm Tracking
Hourly Forecast -  °F | °C
Hi 87° - Lo 68°
4 AM
M Clear
M Clear
69°
5 AM
Clear
Clear
69°
6 AM
M Clear
M Clear
68°
7 AM
M Sunny
M Sunny
67°
8 AM
M Sunny
M Sunny
68°
9 AM
P Cloudy
P Cloudy
69°
Weather Maps
Daily Forecast -  °F | °C
wed thu fri sat sun mon tue wed thu fri
aug
20
Sunny
Sunny
87°
68°
aug
21
Iso T-Storms
Iso T-Storms
88°
70°
aug
22
Sct T-Storms
Sct T-Storms
83°
68°
aug
23
Showers
Showers
77°
65°
aug
24
Sct T-Storms
Sct T-Storms
75°
62°
aug
25
M Cloudy
M Cloudy
80°
66°
aug
26
P Cloudy
P Cloudy
82°
66°
aug
27
M Sunny
M Sunny
86°
67°
aug
28
M Sunny
M Sunny
86°
66°
aug
29
T-Storms
T-Storms
83°
64°
Details for Wednesday, August 20
Sunny. High 87F. Winds SSE at 5 to 10 mph.
Evening: Partly cloudy skies early followed by scattered thunderstorms overnight. Low 68F. Winds SSE at 5 to 10 mph. Chance of rain 40%.
UV Index: 9 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 68%
Relative Humidity
Precipitation: 0%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 18%
Cloud Coverage
Sunrise: 6:27 AM
Sunset: 7:57 PM
 
Moonrise: 2:06 AM
Moonset: 4:39 PM
Moon Phase:  Waning Crescent
Moonphase:
Waning Crescent
Wind Direction:  SSE
Direction: SSE (150°)
Speed: 8Mph(13Km, 9Kts)
Details for Thursday, August 21
Scattered clouds with the possibility of an isolated thunderstorm developing during the afternoon. High 88F. Winds light and variable. Chance of rain 30%.
Evening: Scattered thunderstorms. Low near 70F. Winds light and variable. Chance of rain 60%.
UV Index: 9 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 74%
Relative Humidity
Precipitation: 30%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 36%
Cloud Coverage
Sunrise: 6:28 AM
Sunset: 7:55 PM
 
Moonrise: 2:57 AM
Moonset: 5:22 PM
Moon Phase:  Waning Crescent
Moonphase:
Waning Crescent
Wind Direction:  WSW
Direction: WSW (240°)
Speed: 5Mph(8Km, 6Kts)
Details for Friday, August 22
Scattered thunderstorms possible. Highs in the low 80s and lows in the upper 60s.
UV Index: 5 (Moderate)
Ultraviolet Radiation Index
Relative Humidity: 80%
Relative Humidity
Precipitation: 50%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 85%
Cloud Coverage
Sunrise: 6:28 AM
Sunset: 7:54 PM
 
Moonrise: 3:51 AM
Moonset: 6:00 PM
Moon Phase:  Waning Crescent
Moonphase:
Waning Crescent
Wind Direction:  E
Direction: E (79°)
Speed: 5Mph(9Km, 6Kts)
Details for Saturday, August 23
Showers possible. Highs in the upper 70s and lows in the mid 60s.
UV Index: 4 (Moderate)
Ultraviolet Radiation Index
Relative Humidity: 89%
Relative Humidity
Precipitation: 70%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 89%
Cloud Coverage
Sunrise: 6:29 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 (75°)
Speed: 8Mph(12Km, 9Kts)
Details for Sunday, August 24
Scattered thunderstorms. Highs in the mid 70s and lows in the low 60s.
UV Index: 4 (Moderate)
Ultraviolet Radiation Index
Relative Humidity: 85%
Relative Humidity
Precipitation: 40%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 86%
Cloud Coverage
Sunrise: 6:30 AM
Sunset: 7:51 PM
 
Moonrise: 5:40 AM
Moonset: 7:09 PM
Moon Phase:  Waning Crescent
Moonphase:
Waning Crescent
Wind Direction:  E
Direction: E (90°)
Speed: 8Mph(13Km, 9Kts)
Details for Monday, August 25
Considerable cloudiness. Highs in the low 80s and lows in the mid 60s.
UV Index: 5 (Moderate)
Ultraviolet Radiation Index
Relative Humidity: 78%
Relative Humidity
Precipitation: 20%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 64%
Cloud Coverage
Sunrise: 6:31 AM
Sunset: 7:50 PM
 
Moonrise: 6:35 AM
Moonset: 7:40 PM
Moon Phase:  New
Moonphase:
New
Wind Direction:  ESE
Direction: ESE (107°)
Speed: 7Mph(12Km, 8Kts)
Details for Tuesday, August 26
Times of sun and clouds. Highs in the low 80s and lows in the mid 60s.
UV Index: 8 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 80%
Relative Humidity
Precipitation: 10%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 35%
Cloud Coverage
Sunrise: 6:32 AM
Sunset: 7:48 PM
 
Moonrise: 7:31 AM
Moonset: 8:09 PM
Moon Phase:  New
Moonphase:
New
Wind Direction:  SE
Direction: SE (131°)
Speed: 6Mph(10Km, 7Kts)
Details for Wednesday, August 27
A few clouds. Highs in the mid 80s and lows in the upper 60s.
UV Index: 8 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 76%
Relative Humidity
Precipitation: 10%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 22%
Cloud Coverage
Sunrise: 6:33 AM
Sunset: 7:47 PM
 
Moonrise: 8:26 AM
Moonset: 8:39 PM
Moon Phase:  Waxing Crescent
Moonphase:
Waxing Crescent
Wind Direction:  S
Direction: S (175°)
Speed: 6Mph(10Km, 7Kts)
Details for Thursday, August 28
Plenty of sun. Highs in the mid 80s and lows in the mid 60s.
UV Index: 8 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 74%
Relative Humidity
Precipitation: 20%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 26%
Cloud Coverage
Sunrise: 6:34 AM
Sunset: 7:45 PM
 
Moonrise: 9:23 AM
Moonset: 9:10 PM
Moon Phase:  Waxing Crescent
Moonphase:
Waxing Crescent
Wind Direction:  WSW
Direction: WSW (237°)
Speed: 8Mph(13Km, 9Kts)
Details for Friday, August 29
Thunderstorms. Highs in the low 80s and lows in the mid 60s.
UV Index: 8 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 73%
Relative Humidity
Precipitation: 80%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 39%
Cloud Coverage
Sunrise: 6:35 AM
Sunset: 7:44 PM
 
Moonrise: 10:20 AM
Moonset: 9:42 PM
Moon Phase:  Waxing Crescent
Moonphase:
Waxing Crescent
Wind Direction:  NW
Direction: NW (317°)
Speed: 5Mph(8Km, 6Kts)
Daily Forecast Chart
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