Regional Radar Local Radar
Radar/Satellite images courtesy of Weather Underground.
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Updated: @ 20-Dec-2014 3:47pm - next update at 12:00am  
Summary/Temperature Wind Rain Outlook


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Currently 35.3F, Max: 37.5F, Min: 30.0F 35.3°F
Colder 0.3°F than last hour.

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Feels like: 35°F

24-hr difference
-4.5°FColder 4.5°F than yesterday at this time.

Local
HIGH LOW
Today:
37.5°F
1:08pm
30.0°F
7:03am
Yesterday:
40.3°F
2:57pm
33.1°F
10:29pm
NWS
Normal:
Record:
Year:
HIGH
44.0°F
67.0°F
1887
LOW
27.0°F
6.0°F
1942
 Calm N
0.0
Gust:
0.0 mph
0 Bft - Calm
Today: 11.0 1:06am
Gust Month:   25.3   Dec 11
Today: 0.00 in
Rate (/hr): 0.00 in
Yesterday: 0.00 in
Last 24hrs: 0.00 in
Storm Total: 0.00 in
December Total: 1.94 in
Season Total: 36.25 in
11 rain days in December
Sunday

Partly Sunny
Partly
Sunny
Barometer Humidity Moon
Current: 30.277 inHg Rising 0.002 °F/hr
1-Hr Trend: Steady  
3-Hr Trend: Steady 
High: 30.338  | Low: 30.228
Humidity: 61 % Decreased 2% since last hour.
Humidex: 29.6°F
Dew Point: 23.2°F Decreased 1.1°F since last hour.
Wetbulb: 31.2°F
Waning Crescent
Waning Crescent, Moon at 28 days in cycle
2%
Illuminated
UV Index Forecast 7-Day Averages
20-Dec-2014   Low   1.4   
21-Dec-2014   Low   1.4   
22-Dec-2014   Low   1.4   
Temperature: 39.8 °F
Humidity: 74.9 %
Barometer: 30.064 inHg
Wind Chill Heating Degree Days Sun
Current: 35.3F°F
Today: 25.9 F°F  7:28am
Yesterday: 29.5 F
Last Week: 26.3°F
Record: -15.5°F   07-Jan-2014
Today: 21.2
December : 486.2
2014 to Date: 4528.4
Cooling Degree Days
2014 to Date: 942.0
Daylight
Possible Hours of Daylight
9:25:00 hrs.
00:01:01 min.
Almanac Trends Rock Hall Tides Cloud Height
Sunrise: 7:20am
Sunset: 4:45pm
Moonrise: 5:32am
Moonset: 3:49pm
Full Moon: 6 December 2014
New Moon: 01:36 UTC 22 December 2014
Moon Age: Moon age: 28 days,5 hours,39 minutes,2%
Temp Last Hr: -0.3°F Colder 0.3°F than last hour.
Hum. Last Hr: -2% Decreased 2% since last hour.
Dew Last Hr: -1.1°F Decreased 1°F since last hour.
Baro Last Hr: +0.002 inHg Increased 0.002 inHg since last hour.

Sat 20 December
High Tide: 0434 0.7
Low Tide: 1045 -0.3
High Tide: 1729 1.3

1 hour, 42 min. to high tide
Time Till Tide
NWS Weather Forecast Rock Hall, MD USA  -  Tonight's and Sunday's Outlook
Tonight

Mostly Cloudy
Mostly
Cloudy

Lo 29 °F
NWS forecast: Mostly cloudy, with a low around 29. Calm wind.
  Sunday

Partly Sunny
Partly
Sunny

Hi 43 °F
NWS forecast: Partly sunny, with a high near 43. Light northwest wind.
NWS 4 Day Weather Forecast - Last Update: 12:33 pm EST Dec 20, 2014
Sunday
Night

Partly Cloudy
Partly
Cloudy
Monday

Chance Rain. Chance for Measurable Precipitation 50%
Chance
Rain
Monday
Night

Chance Rain. Chance for Measurable Precipitation 50%
Chance
Rain
Tuesday

Chance Rain. Chance for Measurable Precipitation 50%
Chance
Rain
Tuesday
Night

Rain Likely. Chance for Measurable Precipitation 60%
Rain
Likely
Wednesday

Heavy Rain. Chance for Measurable Precipitation 70%
Heavy
Rain
Wednesday
Night

Chance Showers. Chance for Measurable Precipitation 40%
Chance
Showers
Lo 32 °FHi 46 °F Lo 43 °FHi 52 °F Lo 52 °FHi 57 °F Lo 41 °F
Rock Hall, MD   State/Weather/Popular Beliefs and Trivia

Weather Fact - Warm weather brings low-pressure systems: Warm air expands so there are fewer air molecules in the atmosphere. Low pressure systems usually bring cloudy and rainy days.