Marriottsville, Maryland
Current Conditions -  °F | °C
As of 11:54 AM on Thursday 21 Aug 2014 (Local Time) from KBWI Reporting Station
Broken Clouds Broken Clouds  
Wind Chill: 83°   Ceiling: 25000
Heat Index: 88°   Visibility: 10mi
Dew Point: 71°   Wind: 3mph
Humidity: 67%   Direction: NA
Pressure: 30.03"   Gusts: NA
Location:  39.32°N, 76.92°W
Report Text: KBWI 211554Z VRB03KT 10SM SCT022 SCT160 BKN250 28/22 A3003 RMK AO2 SLP169 T02830217
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Tropical Storm Tracking
Hourly Forecast -  °F | °C
Hi 88° - Lo 66°
1 PM
P Cloudy
P Cloudy
81°
2 PM
P Cloudy
P Cloudy
83°
3 PM
P Cloudy
P Cloudy
85°
4 PM
P Cloudy
P Cloudy
86°
5 PM
M Cloudy
M Cloudy
85°
6 PM
M Cloudy
M Cloudy
83°
Weather Maps
Daily Forecast -  °F | °C
thu fri sat sun mon tue wed thu fri sat
aug
21
P Cloudy
P Cloudy
88°
66°
aug
22
PM T-Storms
PM T-Storms
84°
65°
aug
23
Showers
Showers
76°
60°
aug
24
M Sunny
M Sunny
79°
57°
aug
25
M Sunny
M Sunny
79°
57°
aug
26
Sunny
Sunny
82°
59°
aug
27
Sunny
Sunny
85°
61°
aug
28
Sunny
Sunny
84°
62°
aug
29
Sunny
Sunny
83°
62°
aug
30
Showers
Showers
82°
61°
Details for Thursday, August 21
Sun and clouds mixed. High 88F. Winds light and variable.
Evening: Scattered thunderstorms early, then partly cloudy after midnight. Low 66F. Winds light and variable. Chance of rain 60%.
UV Index: 8 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 64%
Relative Humidity
Precipitation: 10%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 52%
Cloud Coverage
Sunrise: 6:25 AM
Sunset: 7:55 PM
 
Moonrise: 2:55 AM
Moonset: 5:22 PM
Moon Phase:  Waning Crescent
Moonphase:
Waning Crescent
Wind Direction:  WSW
Direction: WSW (258°)
Speed: 5Mph(9Km, 6Kts)
Details for Friday, August 22
Partly cloudy with afternoon showers or thunderstorms. High 84F. Winds light and variable. Chance of rain 50%.
Evening: Scattered showers and thunderstorms, especially before midnight. Low near 65F. Winds light and variable. Chance of rain 50%.
UV Index: 8 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 80%
Relative Humidity
Precipitation: 50%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 48%
Cloud Coverage
Sunrise: 6:26 AM
Sunset: 7:53 PM
 
Moonrise: 3:48 AM
Moonset: 6:00 PM
Moon Phase:  Waning Crescent
Moonphase:
Waning Crescent
Wind Direction:  NNW
Direction: NNW (340°)
Speed: 3Mph(5Km, 4Kts)
Details for Saturday, August 23
Showers. Highs in the mid 70s and lows in the low 60s.
UV Index: 5 (Moderate)
Ultraviolet Radiation Index
Relative Humidity: 85%
Relative Humidity
Precipitation: 40%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 80%
Cloud Coverage
Sunrise: 6:27 AM
Sunset: 7:52 PM
 
Moonrise: 4:42 AM
Moonset: 6:35 PM
Moon Phase:  Waning Crescent
Moonphase:
Waning Crescent
Wind Direction:  ENE
Direction: ENE (73°)
Speed: 10Mph(15Km, 11Kts)
Details for Sunday, August 24
A few clouds. Highs in the upper 70s and lows in the upper 50s.
UV Index: 8 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 70%
Relative Humidity
Precipitation: 10%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 38%
Cloud Coverage
Sunrise: 6:28 AM
Sunset: 7:51 PM
 
Moonrise: 5:38 AM
Moonset: 7:08 PM
Moon Phase:  Waning Crescent
Moonphase:
Waning Crescent
Wind Direction:  ENE
Direction: ENE (75°)
Speed: 7Mph(12Km, 8Kts)
Details for Monday, August 25
A few clouds. Highs in the upper 70s and lows in the upper 50s.
UV Index: 8 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 69%
Relative Humidity
Precipitation: 10%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 33%
Cloud Coverage
Sunrise: 6:29 AM
Sunset: 7:49 PM
 
Moonrise: 6:33 AM
Moonset: 7:39 PM
Moon Phase:  New
Moonphase:
New
Wind Direction:  E
Direction: E (86°)
Speed: 6Mph(10Km, 7Kts)
Details for Tuesday, August 26
Mainly sunny. Highs in the low 80s and lows in the upper 50s.
UV Index: 8 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 68%
Relative Humidity
Precipitation: 10%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 3%
Cloud Coverage
Sunrise: 6:30 AM
Sunset: 7:48 PM
 
Moonrise: 7:29 AM
Moonset: 8:08 PM
Moon Phase:  New
Moonphase:
New
Wind Direction:  ESE
Direction: ESE (105°)
Speed: 5Mph(8Km, 6Kts)
Details for Wednesday, August 27
Sunshine. Highs in the mid 80s and lows in the low 60s.
UV Index: 8 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 66%
Relative Humidity
Precipitation: 20%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 17%
Cloud Coverage
Sunrise: 6:31 AM
Sunset: 7:46 PM
 
Moonrise: 8:25 AM
Moonset: 8:38 PM
Moon Phase:  Waxing Crescent
Moonphase:
Waxing Crescent
Wind Direction:  S
Direction: S (175°)
Speed: 6Mph(9Km, 6Kts)
Details for Thursday, August 28
Sunny. Highs in the mid 80s and lows in the low 60s.
UV Index: 8 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 69%
Relative Humidity
Precipitation: 10%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 12%
Cloud Coverage
Sunrise: 6:32 AM
Sunset: 7:45 PM
 
Moonrise: 9:22 AM
Moonset: 9:08 PM
Moon Phase:  Waxing Crescent
Moonphase:
Waxing Crescent
Wind Direction:  W
Direction: W (262°)
Speed: 7Mph(11Km, 8Kts)
Details for Friday, August 29
Abundant sunshine. Highs in the low 80s and lows in the low 60s.
UV Index: 8 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 74%
Relative Humidity
Precipitation: 20%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 6%
Cloud Coverage
Sunrise: 6:33 AM
Sunset: 7:43 PM
 
Moonrise: 10:19 AM
Moonset: 9:41 PM
Moon Phase:  Waxing Crescent
Moonphase:
Waxing Crescent
Wind Direction:  ESE
Direction: ESE (117°)
Speed: 5Mph(8Km, 6Kts)
Details for Saturday, August 30
Showers. Highs in the low 80s and lows in the low 60s.
UV Index: 8 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 74%
Relative Humidity
Precipitation: 50%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 43%
Cloud Coverage
Sunrise: 6:34 AM
Sunset: 7:42 PM
 
Moonrise: 11:18 AM
Moonset: 10:15 PM
Moon Phase:  Waxing Crescent
Moonphase:
Waxing Crescent
Wind Direction:  WNW
Direction: WNW (284°)
Speed: 7Mph(12Km, 8Kts)
Daily Forecast Chart
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