Marriottsville, Maryland
Current Conditions -  °F | °C
As of 3:54 AM on Friday 01 Aug 2014 (Local Time) from KBWI Reporting Station
Broken Clouds Broken Clouds  
Wind Chill: 71°   Ceiling: 25000
Heat Index: 71°   Visibility: 9mi
Dew Point: 66°   Wind: 3mph
Humidity: 84%   Direction: 150°SSE
Pressure: 30.14"   Gusts: NA
Location:  39.32°N, 76.92°W
Report Text: KBWI 010754Z 15003KT 9SM SCT100 BKN250 22/19 A3014 RMK AO2 SLP204 T02170189
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Personal Weather Stations






























Tropical Storm Tracking
Hourly Forecast -  °F | °C
Hi 77° - Lo 62°
5 AM
M Cloudy
M Cloudy
65°
6 AM
M Cloudy
M Cloudy
65°
7 AM
M Cloudy
M Cloudy
66°
8 AM
M Cloudy
M Cloudy
67°
9 AM
Few Showers
Few Showers
70°
10 AM
Few Showers
Few Showers
73°
Weather Maps
Daily Forecast -  °F | °C
fri sat sun mon tue wed thu fri sat sun
aug
01
Sct T-Storms
Sct T-Storms
77°
62°
aug
02
Sct T-Storms
Sct T-Storms
78°
63°
aug
03
Sct T-Storms
Sct T-Storms
81°
63°
aug
04
P Cloudy
P Cloudy
84°
63°
aug
05
P Cloudy
P Cloudy
88°
64°
aug
06
P Cloudy
P Cloudy
85°
63°
aug
07
Iso T-Storms
Iso T-Storms
84°
63°
aug
08
P Cloudy
P Cloudy
85°
65°
aug
09
Sct T-Storms
Sct T-Storms
84°
64°
aug
10
AM Showers
AM Showers
82°
63°
Details for Friday, August 01
Variable clouds with scattered showers and thunderstorms, mainly during the afternoon hours. High 77F. Winds S at 5 to 10 mph. Chance of rain 50%.
Evening: Scattered thunderstorms early, then cloudy skies after midnight. Low 62F. Winds E at 5 to 10 mph. Chance of rain 40%.
UV Index: 4 (Moderate)
Ultraviolet Radiation Index
Relative Humidity: 76%
Relative Humidity
Precipitation: 50%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 86%
Cloud Coverage
Sunrise: 6:07 AM
Sunset: 8:19 PM
 
Moonrise: 11:27 AM
Moonset: 11:05 PM
Moon Phase:  Waxing Crescent
Moonphase:
Waxing Crescent
Wind Direction:  S
Direction: S (187°)
Speed: 8Mph(12Km, 9Kts)
Details for Saturday, August 02
Partly to mostly cloudy skies with scattered thunderstorms mainly in the morning. High 78F. Winds ENE at 5 to 10 mph. Chance of rain 40%.
Evening: Cloudy. Low 63F. Winds light and variable.
UV Index: 8 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 77%
Relative Humidity
Precipitation: 40%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 73%
Cloud Coverage
Sunrise: 6:08 AM
Sunset: 8:18 PM
 
Moonrise: 12:25 PM
Moonset: 11:38 PM
Moon Phase:  Waxing Crescent
Moonphase:
Waxing Crescent
Wind Direction:  ENE
Direction: ENE (64°)
Speed: 6Mph(10Km, 7Kts)
Details for Sunday, August 03
A few thunderstorms possible. Highs in the low 80s and lows in the low 60s.
UV Index: 7 (High)
Ultraviolet Radiation Index
Relative Humidity: 80%
Relative Humidity
Precipitation: 40%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 73%
Cloud Coverage
Sunrise: 6:09 AM
Sunset: 8:17 PM
 
Moonrise: 1:25 PM
Moonset: 12:01 AM
Moon Phase:  First Quarter
Moonphase:
First Quarter
Wind Direction:  E
Direction: E (89°)
Speed: 5Mph(8Km, 5Kts)
Details for Monday, August 04
Times of sun and clouds. Highs in the mid 80s and lows in the low 60s.
UV Index: 7 (High)
Ultraviolet Radiation Index
Relative Humidity: 69%
Relative Humidity
Precipitation: 20%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 65%
Cloud Coverage
Sunrise: 6:10 AM
Sunset: 8:16 PM
 
Moonrise: 2:26 PM
Moonset: 12:14 AM
Moon Phase:  Waxing Gibbous
Moonphase:
Waxing Gibbous
Wind Direction:  NW
Direction: NW (312°)
Speed: 4Mph(7Km, 5Kts)
Details for Tuesday, August 05
Partly cloudy. Highs in the upper 80s and lows in the mid 60s.
UV Index: 9 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 60%
Relative Humidity
Precipitation: 20%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 36%
Cloud Coverage
Sunrise: 6:11 AM
Sunset: 8:15 PM
 
Moonrise: 3:28 PM
Moonset: 12:57 AM
Moon Phase:  Waxing Gibbous
Moonphase:
Waxing Gibbous
Wind Direction:  WNW
Direction: WNW (284°)
Speed: 5Mph(8Km, 6Kts)
Details for Wednesday, August 06
Partly cloudy. Highs in the mid 80s and lows in the low 60s.
UV Index: 9 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 63%
Relative Humidity
Precipitation: 20%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 36%
Cloud Coverage
Sunrise: 6:12 AM
Sunset: 8:14 PM
 
Moonrise: 4:28 PM
Moonset: 1:46 AM
Moon Phase:  Waxing Gibbous
Moonphase:
Waxing Gibbous
Wind Direction:  WNW
Direction: WNW (300°)
Speed: 8Mph(13Km, 9Kts)
Details for Thursday, August 07
Partly cloudy, chance of a thunderstorm. Highs in the mid 80s and lows in the low 60s.
UV Index: 9 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 62%
Relative Humidity
Precipitation: 30%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 26%
Cloud Coverage
Sunrise: 6:13 AM
Sunset: 8:13 PM
 
Moonrise: 5:27 PM
Moonset: 2:41 AM
Moon Phase:  Waxing Gibbous
Moonphase:
Waxing Gibbous
Wind Direction:  NNW
Direction: NNW (328°)
Speed: 6Mph(10Km, 7Kts)
Details for Friday, August 08
Partly cloudy. Highs in the mid 80s and lows in the mid 60s.
UV Index: 9 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 62%
Relative Humidity
Precipitation: 20%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 38%
Cloud Coverage
Sunrise: 6:13 AM
Sunset: 8:12 PM
 
Moonrise: 6:21 PM
Moonset: 3:45 AM
Moon Phase:  Waxing Gibbous
Moonphase:
Waxing Gibbous
Wind Direction:  SSE
Direction: SSE (168°)
Speed: 7Mph(12Km, 9Kts)
Details for Saturday, August 09
A few thunderstorms possible. Highs in the mid 80s and lows in the mid 60s.
UV Index: 6 (High)
Ultraviolet Radiation Index
Relative Humidity: 76%
Relative Humidity
Precipitation: 60%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 76%
Cloud Coverage
Sunrise: 6:14 AM
Sunset: 8:10 PM
 
Moonrise: 7:10 PM
Moonset: 4:53 AM
Moon Phase:  Waxing Gibbous
Moonphase:
Waxing Gibbous
Wind Direction:  S
Direction: S (187°)
Speed: 7Mph(12Km, 9Kts)
Details for Sunday, August 10
A few morning showers. Highs in the low 80s and lows in the low 60s.
UV Index: 8 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 72%
Relative Humidity
Precipitation: 50%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 55%
Cloud Coverage
Sunrise: 6:15 AM
Sunset: 8:09 PM
 
Moonrise: 7:55 PM
Moonset: 6:06 AM
Moon Phase:  Full
Moonphase:
Full
Wind Direction:  WNW
Direction: WNW (285°)
Speed: 7Mph(11Km, 8Kts)
Daily Forecast Chart
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