Gaithersburg, Maryland
Current Conditions -  °F | °C
As of 2:55 AM on Wednesday 30 Jul 2014 (Local Time) from KGAI Reporting Station
Clear Clear  
Wind Chill: 52°   Ceiling: Unl
Heat Index: 52°   Visibility: 7mi
Dew Point: 48°   Wind: 0mph
Humidity: 88%   Direction: NA
Pressure: 30.06"   Gusts: NA
Location:  39.14°N, 77.19°W
Report Text: KGAI 300655Z AUTO 00000KT 7SM CLR 11/09 A3006 RMK AO1
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Tropical Storm Tracking
Hourly Forecast -  °F | °C
Hi 81° - Lo 61°
4 AM
Clear
Clear
56°
5 AM
Clear
Clear
55°
6 AM
Clear
Clear
55°
7 AM
Sunny
Sunny
56°
8 AM
Sunny
Sunny
61°
9 AM
Sunny
Sunny
65°
Weather Maps
Daily Forecast -  °F | °C
wed thu fri sat sun mon tue wed thu fri
jul
30
Sunny
Sunny
81°
61°
jul
31
M Sunny
M Sunny
85°
66°
aug
01
PM T-Storms
PM T-Storms
82°
65°
aug
02
Sct T-Storms
Sct T-Storms
78°
65°
aug
03
Sct T-Storms
Sct T-Storms
83°
65°
aug
04
P Cloudy
P Cloudy
85°
66°
aug
05
P Cloudy
P Cloudy
87°
65°
aug
06
AM Showers
AM Showers
83°
63°
aug
07
Sunny
Sunny
83°
63°
aug
08
Iso T-Storms
Iso T-Storms
83°
66°
Details for Wednesday, July 30
Sunny. High 81F. Winds light and variable.
Evening: Mostly clear. Low 61F. Winds light and variable.
UV Index: 9 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 52%
Relative Humidity
Precipitation: 0%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 2%
Cloud Coverage
Sunrise: 6:07 AM
Sunset: 8:22 PM
 
Moonrise: 9:35 AM
Moonset: 10:05 PM
Moon Phase:  Waxing Crescent
Moonphase:
Waxing Crescent
Wind Direction:  W
Direction: W (276°)
Speed: 5Mph(8Km, 6Kts)
Details for Thursday, July 31
Generally sunny. High around 85F. Winds WSW at 5 to 10 mph.
Evening: Partly cloudy. Low 66F. Winds light and variable.
UV Index: 9 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 56%
Relative Humidity
Precipitation: 0%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 11%
Cloud Coverage
Sunrise: 6:07 AM
Sunset: 8:21 PM
 
Moonrise: 10:31 AM
Moonset: 10:34 PM
Moon Phase:  Waxing Crescent
Moonphase:
Waxing Crescent
Wind Direction:  WSW
Direction: WSW (244°)
Speed: 7Mph(11Km, 8Kts)
Details for Friday, August 01
Afternoon thunderstorms. Highs in the low 80s and lows in the mid 60s.
UV Index: 9 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 71%
Relative Humidity
Precipitation: 40%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 70%
Cloud Coverage
Sunrise: 6:08 AM
Sunset: 8:20 PM
 
Moonrise: 11:28 AM
Moonset: 11:06 PM
Moon Phase:  Waxing Crescent
Moonphase:
Waxing Crescent
Wind Direction:  SSE
Direction: SSE (158°)
Speed: 7Mph(12Km, 9Kts)
Details for Saturday, August 02
Scattered thunderstorms. Highs in the upper 70s and lows in the mid 60s.
UV Index: 7 (High)
Ultraviolet Radiation Index
Relative Humidity: 76%
Relative Humidity
Precipitation: 40%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 81%
Cloud Coverage
Sunrise: 6:09 AM
Sunset: 8:19 PM
 
Moonrise: 12:26 PM
Moonset: 11:39 PM
Moon Phase:  Waxing Crescent
Moonphase:
Waxing Crescent
Wind Direction:  NNE
Direction: NNE (31°)
Speed: 7Mph(11Km, 8Kts)
Details for Sunday, August 03
Scattered thunderstorms possible. 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: 40%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 70%
Cloud Coverage
Sunrise: 6:10 AM
Sunset: 8:18 PM
 
Moonrise: 1:26 PM
Moonset: 12:01 AM
Moon Phase:  First Quarter
Moonphase:
First Quarter
Wind Direction:  SSW
Direction: SSW (200°)
Speed: 5Mph(8Km, 6Kts)
Details for Monday, August 04
Mix of sun and clouds. Highs in the mid 80s and lows in the mid 60s.
UV Index: 7 (High)
Ultraviolet Radiation Index
Relative Humidity: 71%
Relative Humidity
Precipitation: 20%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 59%
Cloud Coverage
Sunrise: 6:11 AM
Sunset: 8:17 PM
 
Moonrise: 2:26 PM
Moonset: 12:16 AM
Moon Phase:  Waxing Gibbous
Moonphase:
Waxing Gibbous
Wind Direction:  WNW
Direction: WNW (285°)
Speed: 4Mph(7Km, 5Kts)
Details for Tuesday, August 05
Times of sun and clouds. Highs in the upper 80s and lows in the mid 60s.
UV Index: 9 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 63%
Relative Humidity
Precipitation: 10%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 40%
Cloud Coverage
Sunrise: 6:12 AM
Sunset: 8:15 PM
 
Moonrise: 3:28 PM
Moonset: 12:58 AM
Moon Phase:  Waxing Gibbous
Moonphase:
Waxing Gibbous
Wind Direction:  NW
Direction: NW (305°)
Speed: 5Mph(8Km, 6Kts)
Details for Wednesday, August 06
Showers ending by midday. Highs in the low 80s and lows in the low 60s.
UV Index: 9 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 64%
Relative Humidity
Precipitation: 30%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 51%
Cloud Coverage
Sunrise: 6:13 AM
Sunset: 8:14 PM
 
Moonrise: 4:29 PM
Moonset: 1:47 AM
Moon Phase:  Waxing Gibbous
Moonphase:
Waxing Gibbous
Wind Direction:  NNW
Direction: NNW (338°)
Speed: 6Mph(9Km, 7Kts)
Details for Thursday, August 07
Sunny. Highs in the low 80s and lows in the low 60s.
UV Index: 9 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 63%
Relative Humidity
Precipitation: 10%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 12%
Cloud Coverage
Sunrise: 6:14 AM
Sunset: 8:13 PM
 
Moonrise: 5:27 PM
Moonset: 2:42 AM
Moon Phase:  Waxing Gibbous
Moonphase:
Waxing Gibbous
Wind Direction:  W
Direction: W (264°)
Speed: 6Mph(10Km, 7Kts)
Details for Friday, August 08
Isolated thunderstorms. Highs in the low 80s and lows in the mid 60s.
UV Index: 9 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 76%
Relative Humidity
Precipitation: 30%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 38%
Cloud Coverage
Sunrise: 6:15 AM
Sunset: 8:12 PM
 
Moonrise: 6:21 PM
Moonset: 3:46 AM
Moon Phase:  Waxing Gibbous
Moonphase:
Waxing Gibbous
Wind Direction:  SSW
Direction: SSW (201°)
Speed: 6Mph(10Km, 7Kts)
Daily Forecast Chart
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