Potomac, Maryland
Current Conditions -  °F | °C
As of 8:15 AM on Monday 01 Sep 2014 (Local Time) from KGAI Reporting Station
Scattered Clouds Scattered Clouds  
Wind Chill: 73°   Ceiling: Unl
Heat Index: 73°   Visibility: 10mi
Dew Point: 72°   Wind: 0mph
Humidity: 94%   Direction: NA
Pressure: 30.08"   Gusts: NA
Location:  39.02°N, 77.21°W
Report Text: KGAI 011215Z AUTO 00000KT 10SM SCT050 23/22 A3008 RMK AO1
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Personal Weather Stations






























Hourly Forecast -  °F | °C
Hi 90° - Lo 71°
9 AM
Sct T-Storms
Sct T-Storms
75°
10 AM
Sct T-Storms
Sct T-Storms
78°
11 AM
Iso T-Storms
Iso T-Storms
81°
12 PM
Iso T-Storms
Iso T-Storms
84°
1 PM
Iso T-Storms
Iso T-Storms
86°
2 PM
Iso T-Storms
Iso T-Storms
87°
Weather Maps
Daily Forecast -  °F | °C
mon tue wed thu fri sat sun mon tue wed
sep
01
Sct T-Storms
Sct T-Storms
90°
71°
sep
02
P Cloudy
P Cloudy
95°
70°
sep
03
M Sunny
M Sunny
89°
67°
sep
04
M Sunny
M Sunny
90°
69°
sep
05
P Cloudy
P Cloudy
91°
72°
sep
06
PM T-Storms
PM T-Storms
89°
66°
sep
07
Showers
Showers
80°
58°
sep
08
AM Showers
AM Showers
76°
60°
sep
09
Showers
Showers
77°
62°
sep
10
AM Showers
AM Showers
80°
63°
Details for Monday, September 01
Variable clouds with thunderstorms, especially this morning. High around 90F. Winds WSW at 5 to 10 mph. Chance of rain 50%.
Evening: Clear to partly cloudy. Low 71F. Winds light and variable.
UV Index: 8 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 68%
Relative Humidity
Precipitation: 50%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 45%
Cloud Coverage
Sunrise: 6:37 AM
Sunset: 7:39 PM
 
Moonrise: 1:17 PM
Moonset: 11:41 PM
Moon Phase:  Waxing Crescent
Moonphase:
Waxing Crescent
Wind Direction:  WSW
Direction: WSW (252°)
Speed: 7Mph(12Km, 9Kts)
Details for Tuesday, September 02
Partly cloudy. A stray afternoon thunderstorm is possible. High near 95F. Winds SW at 10 to 15 mph.
Evening: Isolated thunderstorms during the evening, then partly cloudy overnight. Low near 70F. Winds WNW at 5 to 10 mph. Chance of rain 30%.
UV Index: 8 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 57%
Relative Humidity
Precipitation: 20%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 39%
Cloud Coverage
Sunrise: 6:37 AM
Sunset: 7:37 PM
 
Moonrise: 2:16 PM
Moonset: 12:01 AM
Moon Phase:  First Quarter
Moonphase:
First Quarter
Wind Direction:  SW
Direction: SW (236°)
Speed: 10Mph(16Km, 12Kts)
Details for Wednesday, September 03
A few clouds. Highs in the upper 80s and lows in the upper 60s.
UV Index: 8 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 55%
Relative Humidity
Precipitation: 10%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 15%
Cloud Coverage
Sunrise: 6:38 AM
Sunset: 7:36 PM
 
Moonrise: 3:13 PM
Moonset: 12:32 AM
Moon Phase:  Waxing Gibbous
Moonphase:
Waxing Gibbous
Wind Direction:  NNW
Direction: NNW (335°)
Speed: 7Mph(11Km, 8Kts)
Details for Thursday, September 04
Plenty of sun. Highs in the low 90s and lows in the upper 60s.
UV Index: 8 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 57%
Relative Humidity
Precipitation: 0%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 17%
Cloud Coverage
Sunrise: 6:39 AM
Sunset: 7:34 PM
 
Moonrise: 4:07 PM
Moonset: 1:30 AM
Moon Phase:  Waxing Gibbous
Moonphase:
Waxing Gibbous
Wind Direction:  SSE
Direction: SSE (151°)
Speed: 7Mph(11Km, 8Kts)
Details for Friday, September 05
Partly cloudy. Highs in the low 90s and lows in the low 70s.
UV Index: 8 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 73%
Relative Humidity
Precipitation: 20%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 40%
Cloud Coverage
Sunrise: 6:40 AM
Sunset: 7:33 PM
 
Moonrise: 4:58 PM
Moonset: 2:33 AM
Moon Phase:  Waxing Gibbous
Moonphase:
Waxing Gibbous
Wind Direction:  S
Direction: S (189°)
Speed: 7Mph(12Km, 9Kts)
Details for Saturday, September 06
Afternoon showers and thunderstorms. Highs in the upper 80s and lows in the mid 60s.
UV Index: 8 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 70%
Relative Humidity
Precipitation: 50%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 31%
Cloud Coverage
Sunrise: 6:41 AM
Sunset: 7:31 PM
 
Moonrise: 5:44 PM
Moonset: 3:43 AM
Moon Phase:  Waxing Gibbous
Moonphase:
Waxing Gibbous
Wind Direction:  W
Direction: W (272°)
Speed: 8Mph(12Km, 9Kts)
Details for Sunday, September 07
Chance of showers. Highs in the low 80s and lows in the upper 50s.
UV Index: 8 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 77%
Relative Humidity
Precipitation: 50%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 43%
Cloud Coverage
Sunrise: 6:42 AM
Sunset: 7:29 PM
 
Moonrise: 6:26 PM
Moonset: 4:54 AM
Moon Phase:  Waxing Gibbous
Moonphase:
Waxing Gibbous
Wind Direction:  NNE
Direction: NNE (20°)
Speed: 7Mph(11Km, 8Kts)
Details for Monday, September 08
Morning showers. Highs in the mid 70s and lows in the low 60s.
UV Index: 8 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 68%
Relative Humidity
Precipitation: 50%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 42%
Cloud Coverage
Sunrise: 6:43 AM
Sunset: 7:28 PM
 
Moonrise: 7:07 PM
Moonset: 6:06 AM
Moon Phase:  Waxing Gibbous
Moonphase:
Waxing Gibbous
Wind Direction:  NE
Direction: NE (49°)
Speed: 8Mph(13Km, 9Kts)
Details for Tuesday, September 09
Showers. Highs in the upper 70s and lows in the low 60s.
UV Index: 6 (High)
Ultraviolet Radiation Index
Relative Humidity: 73%
Relative Humidity
Precipitation: 60%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 59%
Cloud Coverage
Sunrise: 6:44 AM
Sunset: 7:26 PM
 
Moonrise: 7:45 PM
Moonset: 7:19 AM
Moon Phase:  Full
Moonphase:
Full
Wind Direction:  ENE
Direction: ENE (78°)
Speed: 7Mph(12Km, 9Kts)
Details for Wednesday, September 10
Morning showers. Highs in the low 80s and lows in the low 60s.
UV Index: 6 (High)
Ultraviolet Radiation Index
Relative Humidity: 73%
Relative Humidity
Precipitation: 40%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 56%
Cloud Coverage
Sunrise: 6:45 AM
Sunset: 7:25 PM
 
Moonrise: 8:23 PM
Moonset: 8:30 AM
Moon Phase:  Waning Gibbous
Moonphase:
Waning Gibbous
Wind Direction:  SE
Direction: SE (128°)
Speed: 7Mph(11Km, 8Kts)
Daily Forecast Chart
Chart.
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