Weather Report
Langley Park, Maryland
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Current Conditions -  °F | °C
As of 8:52 AM on Tuesday 21 May 2013 (Local Time) from KDCA Reporting Station
Overcast Overcast   Feels Like: 71°
Wind Chill: 71°   Ceiling: 1400
Heat Index: 71°   Visibility: 10mi
Dew Point: 66°   Wind: 8mph
Humidity: 84%   Direction: 180° (S)
Pressure: 30.01"   Gusts: NA
Report Text: KDCA 211252Z 18007KT 10SM OVC014 22/19 A3001 RMK AO2 SLP163 T02170189
10 AM
P Cloudy
P Cloudy 72°
11 AM
P Cloudy
P Cloudy 74°
12 PM
P Cloudy
P Cloudy 77°
Alerts
Interactive Weather Map
10 Day Forecast -  °F | °C
tue wed thu fri sat sun mon tue wed thu
may
21
AM Clouds
AM Clouds
85°
68°
may
22
Iso T-Storms
Iso T-Storms
87°
68°
may
23
Sct T-Storms
Sct T-Storms
79°
61°
may
24
P Cloudy
P Cloudy
71°
51°
may
25
P Cloudy
P Cloudy
72°
54°
may
26
P Cloudy
P Cloudy
72°
55°
may
27
M Cloudy
M Cloudy
70°
57°
may
28
Sunny
Sunny
75°
60°
may
29
Cloudy
Cloudy
78°
63°
may
30
M Cloudy
M Cloudy
81°
67°
Details for Tuesday, May 21
Cloudy skies this morning will become partly cloudy this afternoon. A stray afternoon thunderstorm is possible. High around 85F. Winds S at 10 to 15 mph.
Evening: Some clouds. Chance of a shower or thunderstorm through the evening. Low 68F. 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: 50%
Cloud Coverage
Sunrise: 5:50 AM
Sunset: 8:19 PM
 
Moonrise: 4:31 PM
Moonset: 3:14 AM
Moon Phase:  Waxing Gibbous
Moonphase:
Waxing Gibbous
Wind Direction:  S
Direction: S (191°)
Speed: 11Mph(18Km, 9Kts)
Details for Wednesday, May 22
A mix of clouds and sun with the chance of an isolated thunderstorm in the afternoon. Warm. High 87F. Winds SSW at 5 to 10 mph. Chance of rain 30%.
Evening: Partly cloudy with isolated thunderstorms possible. Low 68F. Winds S at 10 to 15 mph. Chance of rain 30%.
UV Index: 9 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 67%
Relative Humidity
Precipitation: 30%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 48%
Cloud Coverage
Sunrise: 5:49 AM
Sunset: 8:20 PM
 
Moonrise: 5:40 PM
Moonset: 3:50 AM
Moon Phase:  Waxing Gibbous
Moonphase:
Waxing Gibbous
Wind Direction:  SSW
Direction: SSW (200°)
Speed: 8Mph(13Km, 7Kts)
Details for Thursday, May 23
Scattered thunderstorms possible. Highs in the upper 70s and lows in the low 60s.
UV Index: 6 (High)
Ultraviolet Radiation Index
Relative Humidity: 72%
Relative Humidity
Precipitation: 60%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 79%
Cloud Coverage
Sunrise: 5:49 AM
Sunset: 8:21 PM
 
Moonrise: 6:51 PM
Moonset: 4:31 AM
Moon Phase:  Waxing Gibbous
Moonphase:
Waxing Gibbous
Wind Direction:  SSW
Direction: SSW (193°)
Speed: 11Mph(18Km, 9Kts)
Details for Friday, May 24
Times 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: 56%
Relative Humidity
Precipitation: 10%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 32%
Cloud Coverage
Sunrise: 5:48 AM
Sunset: 8:21 PM
 
Moonrise: 8:01 PM
Moonset: 5:17 AM
Moon Phase:  Full
Moonphase:
Full
Wind Direction:  NNW
Direction: NNW (331°)
Speed: 13Mph(21Km, 11Kts)
Details for Saturday, May 25
Partly cloudy. Highs in the low 70s and lows in the mid 50s.
UV Index: 9 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 45%
Relative Humidity
Precipitation: 10%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 34%
Cloud Coverage
Sunrise: 5:47 AM
Sunset: 8:22 PM
 
Moonrise: 9:08 PM
Moonset: 6:12 AM
Moon Phase:  Waning Gibbous
Moonphase:
Waning Gibbous
Wind Direction:  N
Direction: N (352°)
Speed: 9Mph(15Km, 8Kts)
Details for Sunday, May 26
Partly cloudy. Highs in the low 70s and lows in the mid 50s.
UV Index: 8 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 50%
Relative Humidity
Precipitation: 10%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 57%
Cloud Coverage
Sunrise: 5:47 AM
Sunset: 8:23 PM
 
Moonrise: 10:09 PM
Moonset: 7:13 AM
Moon Phase:  Waning Gibbous
Moonphase:
Waning Gibbous
Wind Direction:  NNE
Direction: NNE (28°)
Speed: 6Mph(10Km, 5Kts)
Details for Monday, May 27
Mostly cloudy. Highs in the low 70s and lows in the upper 50s.
UV Index: 8 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 59%
Relative Humidity
Precipitation: 10%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 52%
Cloud Coverage
Sunrise: 5:46 AM
Sunset: 8:24 PM
 
Moonrise: 11:02 PM
Moonset: 8:21 AM
Moon Phase:  Waning Gibbous
Moonphase:
Waning Gibbous
Wind Direction:  E
Direction: E (93°)
Speed: 7Mph(12Km, 6Kts)
Details for Tuesday, May 28
Sunny. Highs in the mid 70s and lows in the low 60s.
UV Index: 9 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 62%
Relative Humidity
Precipitation: 10%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 7%
Cloud Coverage
Sunrise: 5:46 AM
Sunset: 8:25 PM
 
Moonrise: 11:48 PM
Moonset: 9:31 AM
Moon Phase:  Waning Gibbous
Moonphase:
Waning Gibbous
Wind Direction:  SE
Direction: SE (132°)
Speed: 8Mph(13Km, 7Kts)
Details for Wednesday, May 29
Cloudy. Highs in the upper 70s and lows in the low 60s.
UV Index: 6 (High)
Ultraviolet Radiation Index
Relative Humidity: 61%
Relative Humidity
Precipitation: 20%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 75%
Cloud Coverage
Sunrise: 5:45 AM
Sunset: 8:25 PM
 
Moonrise: 11:59 PM
Moonset: 10:41 AM
Moon Phase:  Waning Gibbous
Moonphase:
Waning Gibbous
Wind Direction:  SSE
Direction: SSE (158°)
Speed: 9Mph(15Km, 8Kts)
Details for Thursday, May 30
Considerable cloudiness. Highs in the low 80s and lows in the upper 60s.
UV Index: 9 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 62%
Relative Humidity
Precipitation: 20%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 48%
Cloud Coverage
Sunrise: 5:45 AM
Sunset: 8:26 PM
 
Moonrise: 12:27 AM
Moonset: 11:49 AM
Moon Phase:  Waning Gibbous
Moonphase:
Waning Gibbous
Wind Direction:  S
Direction: S (173°)
Speed: 9Mph(15Km, 8Kts)
Chart.
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