Weather Report
North Potomac, Maryland
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Current Conditions -  °F | °C
As of 12:52 AM on Wednesday 22 May 2013 (Local Time) from KIAD Reporting Station
Few Clouds Few Clouds   Feels Like: 72°
Wind Chill: 72°   Ceiling: Unl
Heat Index: 72°   Visibility: 10mi
Dew Point: 68°   Wind: 6mph
Humidity: 87%   Direction: 190° (S)
Pressure: 29.9"   Gusts: NA
Report Text: KIAD 220452Z 19005KT 10SM FEW250 22/20 A2990 RMK AO2 SLP121 T02220200 402890194
2 AM
P Cloudy
P Cloudy 69°
3 AM
P Cloudy
P Cloudy 68°
4 AM
P Cloudy
P Cloudy 67°
Alerts
Interactive Weather Map
10 Day Forecast -  °F | °C
tue wed thu fri sat sun mon tue wed thu
may
21
P Cloudy
P Cloudy
82°
66°
may
22
Iso T-Storms
Iso T-Storms
86°
68°
may
23
T-Storms
T-Storms
79°
61°
may
24
AM Showers
AM Showers
64°
49°
may
25
P Cloudy
P Cloudy
69°
49°
may
26
P Cloudy
P Cloudy
70°
50°
may
27
P Cloudy
P Cloudy
70°
55°
may
28
Iso T-Storms
Iso T-Storms
75°
59°
may
29
Showers
Showers
79°
65°
may
30
Cloudy
Cloudy
84°
67°
Details for Tuesday, May 21 (Evening)
Evening: A few clouds. Low 66F. Winds light and variable.
UV Index: 9 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 94%
Relative Humidity
Precipitation: 20%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 41%
Cloud Coverage
Sunrise: 5:50 AM
Sunset: 8:20 PM
 
Moonrise: 4:33 PM
Moonset: 3:15 AM
Moon Phase:  Waxing Gibbous
Moonphase:
Waxing Gibbous
Wind Direction:  SSW
Direction: SSW (201°)
Speed: 5Mph(8Km, 4Kts)
Details for Wednesday, May 22
Some clouds and possibly an isolated thunderstorm in the afternoon. Warm. High 86F. Winds SSW at 5 to 10 mph. Chance of rain 30%.
Evening: Partly cloudy with a slight chance of thunderstorms. Low 68F. Winds S at 5 to 10 mph. Chance of rain 30%.
UV Index: 9 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 69%
Relative Humidity
Precipitation: 30%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 46%
Cloud Coverage
Sunrise: 5:50 AM
Sunset: 8:21 PM
 
Moonrise: 5:41 PM
Moonset: 3:51 AM
Moon Phase:  Waxing Gibbous
Moonphase:
Waxing Gibbous
Wind Direction:  SSW
Direction: SSW (205°)
Speed: 9Mph(15Km, 8Kts)
Details for Thursday, May 23
Showers and thunderstorms. Highs in the upper 70s and lows in the low 60s.
UV Index: 6 (High)
Ultraviolet Radiation Index
Relative Humidity: 76%
Relative Humidity
Precipitation: 60%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 79%
Cloud Coverage
Sunrise: 5:49 AM
Sunset: 8:22 PM
 
Moonrise: 6:52 PM
Moonset: 4:31 AM
Moon Phase:  Waxing Gibbous
Moonphase:
Waxing Gibbous
Wind Direction:  SSW
Direction: SSW (197°)
Speed: 12Mph(20Km, 10Kts)
Details for Friday, May 24
A few morning showers. Highs in the mid 60s and lows in the upper 40s.
UV Index: 9 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 61%
Relative Humidity
Precipitation: 30%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 39%
Cloud Coverage
Sunrise: 5:48 AM
Sunset: 8:23 PM
 
Moonrise: 8:03 PM
Moonset: 5:18 AM
Moon Phase:  Full
Moonphase:
Full
Wind Direction:  NW
Direction: NW (323°)
Speed: 19Mph(31Km, 16Kts)
Details for Saturday, May 25
Mix of sun and clouds. Highs in the upper 60s and lows in the upper 40s.
UV Index: 9 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 46%
Relative Humidity
Precipitation: 10%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 36%
Cloud Coverage
Sunrise: 5:48 AM
Sunset: 8:24 PM
 
Moonrise: 9:10 PM
Moonset: 6:12 AM
Moon Phase:  Waning Gibbous
Moonphase:
Waning Gibbous
Wind Direction:  N
Direction: N (352°)
Speed: 8Mph(13Km, 7Kts)
Details for Sunday, May 26
Times of sun and clouds. Highs in the low 70s and lows in the low 50s.
UV Index: 8 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 51%
Relative Humidity
Precipitation: 10%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 58%
Cloud Coverage
Sunrise: 5:47 AM
Sunset: 8:25 PM
 
Moonrise: 10:10 PM
Moonset: 7:14 AM
Moon Phase:  Waning Gibbous
Moonphase:
Waning Gibbous
Wind Direction:  NNE
Direction: NNE (21°)
Speed: 5Mph(8Km, 4Kts)
Details for Monday, May 27
Partly cloudy. Highs in the low 70s and lows in the mid 50s.
UV Index: 9 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 61%
Relative Humidity
Precipitation: 10%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 44%
Cloud Coverage
Sunrise: 5:47 AM
Sunset: 8:25 PM
 
Moonrise: 11:03 PM
Moonset: 8:21 AM
Moon Phase:  Waning Gibbous
Moonphase:
Waning Gibbous
Wind Direction:  E
Direction: E (96°)
Speed: 6Mph(10Km, 5Kts)
Details for Tuesday, May 28
Partly cloudy, chance of a thunderstorm. Highs in the mid 70s and lows in the upper 50s.
UV Index: 9 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 63%
Relative Humidity
Precipitation: 30%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 27%
Cloud Coverage
Sunrise: 5:46 AM
Sunset: 8:26 PM
 
Moonrise: 11:49 PM
Moonset: 9:31 AM
Moon Phase:  Waning Gibbous
Moonphase:
Waning Gibbous
Wind Direction:  SE
Direction: SE (134°)
Speed: 7Mph(12Km, 6Kts)
Details for Wednesday, May 29
Showers possible. Highs in the upper 70s and lows in the mid 60s.
UV Index: 7 (High)
Ultraviolet Radiation Index
Relative Humidity: 66%
Relative Humidity
Precipitation: 60%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 74%
Cloud Coverage
Sunrise: 5:46 AM
Sunset: 8:27 PM
 
Moonrise: 11:59 PM
Moonset: 10:41 AM
Moon Phase:  Waning Gibbous
Moonphase:
Waning Gibbous
Wind Direction:  S
Direction: S (173°)
Speed: 8Mph(13Km, 7Kts)
Details for Thursday, May 30
Mostly Cloudy. Highs in the mid 80s and lows in the upper 60s.
UV Index: 8 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 64%
Relative Humidity
Precipitation: 10%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 55%
Cloud Coverage
Sunrise: 5:45 AM
Sunset: 8:28 PM
 
Moonrise: 12:29 AM
Moonset: 11:49 AM
Moon Phase:  Waning Gibbous
Moonphase:
Waning Gibbous
Wind Direction:  SSW
Direction: SSW (194°)
Speed: 8Mph(13Km, 7Kts)
Chart.
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