Weather Report
Marriottsville, Maryland
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Current Conditions -  °F | °C
As of 4:54 PM on Saturday 18 May 2013 (Local Time) from KBWI Reporting Station
Overcast Overcast   Feels Like: 62°
Wind Chill: 62°   Ceiling: 2500
Heat Index: 62°   Visibility: 10mi
Dew Point: 55°   Wind: 8mph
Humidity: 78%   Direction: 110° (ESE)
Pressure: 30.21"   Gusts: NA
Report Text: KBWI 182054Z 11007KT 10SM FEW016 OVC025 17/13 A3021 RMK AO2 SLP229 60002 T01670128 58006
6 PM
Showers
Showers 64°
7 PM
Showers
Showers 64°
8 PM
Showers
Showers 63°
Alerts
Interactive Weather Map
10 Day Forecast -  °F | °C
sat sun mon tue wed thu fri sat sun mon
may
18
Showers
Showers
66°
59°
may
19
Sct T-Storms
Sct T-Storms
73°
63°
may
20
Iso T-Storms
Iso T-Storms
79°
67°
may
21
P Cloudy
P Cloudy
86°
68°
may
22
Iso T-Storms
Iso T-Storms
85°
68°
may
23
Sct T-Storms
Sct T-Storms
79°
65°
may
24
Sct T-Storms
Sct T-Storms
75°
57°
may
25
P Cloudy
P Cloudy
71°
54°
may
26
M Cloudy
M Cloudy
74°
54°
may
27
Sunny
Sunny
74°
54°
Details for Saturday, May 18 (Evening)
Evening: Overcast with rain showers at times. Low 59F. Winds ESE at 5 to 10 mph. Chance of rain 50%.
UV Index: 9 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 82%
Relative Humidity
Precipitation: 50%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 89%
Cloud Coverage
Sunrise: 5:51 AM
Sunset: 8:18 PM
 
Moonrise: 1:21 PM
Moonset: 1:41 AM
Moon Phase:  Waxing Gibbous
Moonphase:
Waxing Gibbous
Wind Direction:  ESE
Direction: ESE (106°)
Speed: 9Mph(14Km, 7Kts)
Details for Sunday, May 19
Showers early then scattered thunderstorms developing later in the day. High 73F. Winds E at 5 to 10 mph. Chance of rain 60%.
Evening: Scattered thunderstorms during the evening followed by a few showers overnight. Low 63F. Winds SE at 5 to 10 mph. Chance of rain 50%.
UV Index: 6 (High)
Ultraviolet Radiation Index
Relative Humidity: 77%
Relative Humidity
Precipitation: 60%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 78%
Cloud Coverage
Sunrise: 5:51 AM
Sunset: 8:19 PM
 
Moonrise: 2:23 PM
Moonset: 2:11 AM
Moon Phase:  Waxing Gibbous
Moonphase:
Waxing Gibbous
Wind Direction:  E
Direction: E (101°)
Speed: 9Mph(15Km, 8Kts)
Details for Monday, May 20
Partly cloudy, chance of a thunderstorm. Highs in the upper 70s and lows in the upper 60s.
UV Index: 6 (High)
Ultraviolet Radiation Index
Relative Humidity: 74%
Relative Humidity
Precipitation: 30%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 79%
Cloud Coverage
Sunrise: 5:50 AM
Sunset: 8:19 PM
 
Moonrise: 3:26 PM
Moonset: 2:42 AM
Moon Phase:  Waxing Gibbous
Moonphase:
Waxing Gibbous
Wind Direction:  S
Direction: S (175°)
Speed: 9Mph(15Km, 8Kts)
Details for Tuesday, May 21
Times of sun and clouds. Highs in the mid 80s and lows in the upper 60s.
UV Index: 8 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 68%
Relative Humidity
Precipitation: 30%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 61%
Cloud Coverage
Sunrise: 5:49 AM
Sunset: 8:20 PM
 
Moonrise: 4:32 PM
Moonset: 3:14 AM
Moon Phase:  Waxing Gibbous
Moonphase:
Waxing Gibbous
Wind Direction:  SSW
Direction: SSW (192°)
Speed: 7Mph(12Km, 6Kts)
Details for Wednesday, May 22
Partly cloudy, chance of a thunderstorm. Highs in the mid 80s and lows in the upper 60s.
UV Index: 7 (High)
Ultraviolet Radiation Index
Relative Humidity: 66%
Relative Humidity
Precipitation: 30%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 64%
Cloud Coverage
Sunrise: 5:48 AM
Sunset: 8:21 PM
 
Moonrise: 5:41 PM
Moonset: 3:50 AM
Moon Phase:  Waxing Gibbous
Moonphase:
Waxing Gibbous
Wind Direction:  SSW
Direction: SSW (199°)
Speed: 8Mph(13Km, 7Kts)
Details for Thursday, May 23
Scattered thunderstorms. Highs in the upper 70s and lows in the mid 60s.
UV Index: 7 (High)
Ultraviolet Radiation Index
Relative Humidity: 65%
Relative Humidity
Precipitation: 60%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 70%
Cloud Coverage
Sunrise: 5:48 AM
Sunset: 8:22 PM
 
Moonrise: 6:52 PM
Moonset: 4:30 AM
Moon Phase:  Waxing Gibbous
Moonphase:
Waxing Gibbous
Wind Direction:  N
Direction: N (9°)
Speed: 7Mph(12Km, 6Kts)
Details for Friday, May 24
Scattered thunderstorms possible. Highs in the mid 70s and lows in the upper 50s.
UV Index: 9 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 60%
Relative Humidity
Precipitation: 40%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 38%
Cloud Coverage
Sunrise: 5:47 AM
Sunset: 8:23 PM
 
Moonrise: 8:02 PM
Moonset: 5:17 AM
Moon Phase:  Full
Moonphase:
Full
Wind Direction:  NNW
Direction: NNW (330°)
Speed: 9Mph(15Km, 8Kts)
Details for Saturday, May 25
Times of sun and clouds. Highs in the low 70s and lows in the mid 50s.
UV Index: 9 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 66%
Relative Humidity
Precipitation: 20%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 41%
Cloud Coverage
Sunrise: 5:46 AM
Sunset: 8:24 PM
 
Moonrise: 9:09 PM
Moonset: 6:11 AM
Moon Phase:  Waning Gibbous
Moonphase:
Waning Gibbous
Wind Direction:  N
Direction: N (360°)
Speed: 8Mph(13Km, 7Kts)
Details for Sunday, May 26
More clouds than sun. Highs in the mid 70s and lows in the mid 50s.
UV Index: 7 (High)
Ultraviolet Radiation Index
Relative Humidity: 54%
Relative Humidity
Precipitation: 10%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 70%
Cloud Coverage
Sunrise: 5:46 AM
Sunset: 8:24 PM
 
Moonrise: 10:10 PM
Moonset: 7:13 AM
Moon Phase:  Waning Gibbous
Moonphase:
Waning Gibbous
Wind Direction:  NNE
Direction: NNE (12°)
Speed: 8Mph(13Km, 7Kts)
Details for Monday, May 27
Sunny. Highs in the mid 70s and lows in the mid 50s.
UV Index: 9 (Very High)
Ultraviolet Radiation Index
Relative Humidity: 52%
Relative Humidity
Precipitation: 0%
Probability of Precipitation
Snow: 0%
Snow
Cloud Coverage: 0%
Cloud Coverage
Sunrise: 5:45 AM
Sunset: 8:25 PM
 
Moonrise: 11:03 PM
Moonset: 8:20 AM
Moon Phase:  Waning Gibbous
Moonphase:
Waning Gibbous
Wind Direction:  E
Direction: E (89°)
Speed: 7Mph(12Km, 6Kts)
Chart.
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