Martinsburg, WV

2:59 AM EDT on May 25, 2017 (GMT -0400)
Eastern W Va Regional-Shepherd

Weather History for KMRB - September, 2011

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Monday, September 12, 2011

  Actual Average Record
Temperature  
Mean Temperature 69 °F 67 °F  
Max Temperature 81 °F 78 °F 100 °F (1931)
Min Temperature 56 °F 56 °F 34 °F (1967)
Degree Days  
Heating Degree Days 0 2  
Month to date heating degree days 4 14  
Since 1 July heating degree days 4 21  
Cooling Degree Days 4 4  
Month to date cooling degree days 70 57  
Year to date cooling degree days 1218 849  
Growing Degree Days 19 (Base 50)    
Moisture  
Dew Point 59 °F    
Average Humidity 73    
Maximum Humidity 100    
Minimum Humidity 45    
Precipitation  
Precipitation 0.01 in 0.12 in 0.92 in (2015)
Month to date precipitation 3.90 1.37  
Year to date precipitation 33.82 27.61  
Sea Level Pressure  
Sea Level Pressure 30.05 in    
Wind  
Wind Speed 2 mph (South)    
Max Wind Speed 9 mph    
Max Gust Speed 13 mph    
Visibility 5 miles    
Events Fog , Thunderstorm    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Daily Weather History Graph

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Date:

Astronomy

Sep. 12, 2011 Rise Set
Actual Time 6:50 AM EDT 7:25 PM EDT
Civil Twilight 6:23 AM EDT 7:52 PM EDT
Nautical Twilight 5:51 AM EDT 8:24 PM EDT
Astronomical Twilight 5:18 AM EDT 8:57 PM EDT
Moon 7:13 PM EDT (9/12) 7:04 AM EDT (9/12)
Length of Visible Light 13h 29m
Length of Day
12h 35m
Full, 100% of the Moon is Illuminated
Sep 12
Full
Sep 20
Last Quarter
Sep 27
New
Oct 3
First Quarter
Oct 11
Full

Hourly Weather History & Observations

Time (EDT) Temp. Heat Index Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:04 AM 62.6 °F - 60.8 °F 94% 30.07 in 2.0 mi Calm Calm - N/A   Clear
12:21 AM 60.8 °F - 60.8 °F 100% 30.07 in 2.5 mi SSW 3.5 mph - N/A   Clear
12:29 AM 62.6 °F - 60.8 °F 94% 30.07 in 4.0 mi Calm Calm - N/A   Clear
12:53 AM 62.1 °F - 60.1 °F 93% 30.06 in 5.0 mi Calm Calm - N/A   Clear
1:53 AM 61.0 °F - 59.0 °F 93% 30.06 in 6.0 mi Calm Calm - N/A   Clear
2:53 AM 60.1 °F - 57.9 °F 93% 30.05 in 4.0 mi SSE 3.5 mph - N/A   Clear
3:53 AM 60.1 °F - 57.0 °F 90% 30.05 in 4.0 mi Calm Calm - N/A   Clear
4:07 AM 59.0 °F - 57.2 °F 94% 30.06 in 1.8 mi Calm Calm - N/A   Clear
4:12 AM 59.0 °F - 57.2 °F 94% 30.06 in 0.8 mi Calm Calm - N/A   Mist
4:53 AM 57.9 °F - 57.0 °F 97% 30.06 in 0.8 mi Calm Calm - N/A   Mist
5:15 AM 57.2 °F - 57.2 °F 100% 30.06 in 1.2 mi Calm Calm - N/A   Scattered Clouds
5:32 AM 57.2 °F - 55.4 °F 94% 30.05 in 1.0 mi Calm Calm - N/A   Mist
5:46 AM 59.0 °F - 57.2 °F 94% 30.05 in 2.0 mi Calm Calm - N/A   Clear
5:51 AM 59.0 °F - 57.2 °F 94% 30.06 in 1.8 mi Calm Calm - N/A   Partly Cloudy
5:53 AM 59.0 °F - 57.0 °F 93% 30.05 in 1.2 mi Calm Calm - N/A   Scattered Clouds
5:55 AM 57.2 °F - 57.2 °F 100% 30.06 in 0.8 mi Calm Calm - N/A   Mist
6:02 AM 57.2 °F - 55.4 °F 94% 30.06 in 0.5 mi Calm Calm - 0.01 in Fog Fog
6:10 AM 57.2 °F - 55.4 °F 94% 30.06 in 2.0 mi Calm Calm - 0.01 in   Mostly Cloudy
6:33 AM 57.2 °F - 55.4 °F 94% 30.06 in 1.2 mi East 3.5 mph - 0.01 in   Overcast
6:40 AM 57.2 °F - 55.4 °F 94% 30.07 in 0.2 mi Calm Calm - 0.01 in Fog Fog
6:50 AM 57.2 °F - 55.4 °F 94% 30.07 in 0.2 mi SSE 3.5 mph - 0.01 in Fog Fog
6:53 AM 57.0 °F - 55.9 °F 96% 30.06 in 0.2 mi Calm Calm - 0.01 in Fog Fog
7:06 AM 57.2 °F - 55.4 °F 94% 30.07 in 1.2 mi Calm Calm - N/A   Mostly Cloudy
7:09 AM 57.2 °F - 55.4 °F 94% 30.08 in 2.5 mi Calm Calm - N/A   Scattered Clouds
7:16 AM 57.2 °F - 55.4 °F 94% 30.08 in 4.0 mi Calm Calm - N/A   Scattered Clouds
7:53 AM 59.0 °F - 57.0 °F 93% 30.08 in 5.0 mi Calm Calm - N/A   Clear
8:53 AM 63.0 °F - 59.0 °F 87% 30.09 in 10.0 mi Calm Calm - N/A   Clear
9:53 AM 69.1 °F - 62.1 °F 78% 30.09 in 10.0 mi Calm Calm - N/A   Clear
10:53 AM 73.9 °F - 61.0 °F 64% 30.09 in 10.0 mi ESE 3.5 mph - N/A   Clear
12:53 PM 78.1 °F - 61.0 °F 56% 30.06 in 10.0 mi Variable 5.8 mph - N/A   Scattered Clouds
1:53 PM 79.0 °F - 60.1 °F 52% 30.04 in 10.0 mi Variable 5.8 mph - N/A   Scattered Clouds
2:53 PM 79.0 °F - 57.9 °F 48% 30.01 in 10.0 mi Calm Calm - N/A   Partly Cloudy
3:53 PM 81.0 °F 81.1 °F 57.9 °F 45% 29.99 in 10.0 mi Calm Calm - N/A   Partly Cloudy
4:53 PM 78.1 °F - 62.1 °F 58% 29.99 in 10.0 mi NW 3.5 mph - N/A Thunderstorm Partly Cloudy
5:33 PM 80.6 °F 81.5 °F 60.8 °F 51% 29.99 in 10.0 mi Calm Calm - N/A   Clear
5:53 PM 78.1 °F - 61.0 °F 56% 29.99 in 10.0 mi Calm Calm - N/A   Clear
6:53 PM 73.9 °F - 64.0 °F 71% 29.99 in 10.0 mi SSE 3.5 mph - N/A   Clear
7:53 PM 71.1 °F - 62.1 °F 73% 30.00 in 10.0 mi Calm Calm - N/A   Clear
8:53 PM 68.0 °F - 63.0 °F 84% 30.01 in 10.0 mi SSW 3.5 mph - N/A   Clear
9:53 PM 66.9 °F - 62.1 °F 84% 30.01 in 10.0 mi SSW 4.6 mph - N/A   Clear
10:53 PM 66.2 °F - 60.8 °F 83% 30.03 in 10.0 mi SSW 4.6 mph - N/A   Clear
11:53 PM 64.9 °F - 61.0 °F 87% 30.02 in 10.0 mi South 4.6 mph - N/A   Clear