Bristow, VA

4:06 PM EDT on August 28, 2016 (GMT -0400)
Manassas Regional-Davis

Weather History for KHEF - February, 2013

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Thursday, February 28, 2013

  Actual Average Record
Temperature  
Mean Temperature 42 °F -  
Max Temperature 46 °F 48 °F 71 °F (2011)
Min Temperature 39 °F 26 °F 10 °F (2015)
Degree Days  
Heating Degree Days 22    
Moisture  
Dew Point 32 °F    
Average Humidity 67    
Maximum Humidity 100    
Minimum Humidity 43    
Precipitation  
Precipitation 0.00 in - - ()
Sea Level Pressure  
Sea Level Pressure 29.69 in    
Wind  
Wind Speed 4 mph (NW)    
Max Wind Speed 14 mph    
Max Gust Speed 18 mph    
Visibility 10 miles    
Events      
Averages and records for this station are not official NWS values.
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

Feb. 28, 2013 Rise Set
Actual Time 6:43 AM EST 6:02 PM EST
Civil Twilight 6:16 AM EST 6:28 PM EST
Nautical Twilight 5:45 AM EST 6:59 PM EST
Astronomical Twilight 5:15 AM EST 7:30 PM EST
Moon 9:24 PM EST 7:54 AM EST
Length of Visible Light 12h 12m
Length of Day
11h 18m
Waning Gibbous, 91% of the Moon is Illuminated
Feb 28
Waning Gibbous
Mar 4
Last Quarter
Mar 11
New
Mar 19
First Quarter
Mar 27
Full

Hourly Weather History & Observations

Time (EST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:15 AM 41.0 °F - 37.4 °F 87% 29.66 in 10.0 mi Calm Calm - N/A   Overcast
12:35 AM 39.2 °F - 39.2 °F 100% 29.65 in 10.0 mi Calm Calm - N/A   Overcast
12:55 AM 41.0 °F - 37.4 °F 87% 29.65 in 10.0 mi Calm Calm - N/A   Overcast
1:15 AM 39.2 °F - 39.2 °F 100% 29.65 in 10.0 mi Calm Calm - N/A   Overcast
1:35 AM 42.8 °F - 37.4 °F 81% 29.65 in 10.0 mi Calm Calm - N/A   Overcast
1:55 AM 42.8 °F - 37.4 °F 81% 29.65 in 10.0 mi Calm Calm - N/A   Overcast
2:15 AM 42.8 °F - 37.4 °F 81% 29.65 in 10.0 mi Calm Calm - N/A   Overcast
2:35 AM 42.8 °F - 37.4 °F 81% 29.65 in 10.0 mi Calm Calm - N/A   Overcast
2:55 AM 42.8 °F 41.1 °F 37.4 °F 81% 29.65 in 10.0 mi NW 3.5 mph - N/A   Overcast
3:15 AM 42.8 °F 40.1 °F 39.2 °F 87% 29.65 in 10.0 mi North 4.6 mph - N/A   Overcast
3:35 AM 42.8 °F 40.1 °F 39.2 °F 87% 29.64 in 10.0 mi NE 4.6 mph - N/A   Overcast
3:55 AM 42.8 °F 39.3 °F 39.2 °F 87% 29.65 in 10.0 mi North 5.8 mph - N/A   Overcast
4:15 AM 42.8 °F 39.3 °F 37.4 °F 81% 29.65 in 10.0 mi North 5.8 mph - N/A   Overcast
4:55 AM 42.8 °F 40.1 °F 37.4 °F 81% 29.67 in 10.0 mi NNW 4.6 mph - N/A   Overcast
5:35 AM 41.0 °F 37.1 °F 35.6 °F 81% 29.67 in 10.0 mi NNW 5.8 mph - N/A   Overcast
5:55 AM 41.0 °F 38.0 °F 35.6 °F 81% 29.67 in 10.0 mi NNW 4.6 mph - N/A   Overcast
6:15 AM 39.2 °F - 35.6 °F 87% 29.67 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
6:55 AM 39.2 °F 33.6 °F 32.0 °F 75% 29.68 in 10.0 mi NNW 8.1 mph - N/A   Mostly Cloudy
8:55 AM 44.6 °F 40.2 °F 26.6 °F 49% 29.69 in 10.0 mi NNW 8.1 mph - N/A   Clear
10:45 AM 46.4 °F 41.5 °F 24.8 °F 43% 29.67 in 10.0 mi WNW 10.4 mph - N/A   Mostly Cloudy
12:55 PM 44.6 °F 40.2 °F 24.8 °F 46% 29.68 in 10.0 mi West 8.1 mph - N/A   Overcast
1:55 PM 42.8 °F 36.2 °F 32.0 °F 66% 29.68 in 10.0 mi NW 12.7 mph - N/A   Overcast
2:50 PM 44.6 °F 38.1 °F 30.2 °F 57% 29.67 in 10.0 mi WNW 13.8 mph 17.3 mph N/A   Scattered Clouds
3:45 PM 44.6 °F 41.4 °F 30.2 °F 57% 29.67 in 10.0 mi West 5.8 mph - N/A   Mostly Cloudy
5:15 PM 44.6 °F 43.1 °F 28.4 °F 53% 29.67 in 10.0 mi WSW 3.5 mph - N/A   Overcast
5:35 PM 44.6 °F 38.1 °F 26.6 °F 49% 29.68 in 10.0 mi West 13.8 mph 17.3 mph N/A   Overcast
5:45 PM 44.6 °F 38.1 °F 26.6 °F 49% 29.69 in 10.0 mi NW 13.8 mph 18.4 mph N/A   Mostly Cloudy
5:55 PM 44.6 °F 38.8 °F 26.6 °F 49% 29.69 in 10.0 mi NW 11.5 mph - N/A   Scattered Clouds
6:15 PM 42.8 °F 37.5 °F 26.6 °F 53% 29.70 in 10.0 mi WNW 9.2 mph - N/A   Scattered Clouds
6:35 PM 42.8 °F 39.3 °F 28.4 °F 57% 29.70 in 10.0 mi WNW 5.8 mph - N/A   Mostly Cloudy
6:55 PM 42.8 °F 41.1 °F 28.4 °F 57% 29.72 in 10.0 mi WNW 3.5 mph - N/A   Overcast
7:15 PM 42.8 °F 38.6 °F 26.6 °F 53% 29.73 in 10.0 mi WNW 6.9 mph - N/A   Overcast
7:35 PM 42.8 °F 40.1 °F 26.6 °F 53% 29.73 in 10.0 mi West 4.6 mph - N/A   Overcast
8:15 PM 42.8 °F 39.3 °F 26.6 °F 53% 29.74 in 10.0 mi West 5.8 mph - N/A   Overcast
8:35 PM 42.8 °F 39.3 °F 28.4 °F 57% 29.74 in 10.0 mi WNW 5.8 mph - N/A   Overcast
8:55 PM 42.8 °F 38.0 °F 26.6 °F 53% 29.75 in 10.0 mi West 8.1 mph - N/A   Overcast
9:15 PM 42.8 °F 41.1 °F 28.4 °F 57% 29.75 in 10.0 mi WNW 3.5 mph - N/A   Overcast
9:35 PM 42.8 °F 37.5 °F 28.4 °F 57% 29.75 in 10.0 mi WNW 9.2 mph - N/A   Overcast
10:15 PM 42.8 °F 38.0 °F 28.4 °F 57% 29.74 in 10.0 mi WNW 8.1 mph - N/A   Overcast
10:35 PM 42.8 °F 38.6 °F 30.2 °F 61% 29.74 in 10.0 mi WNW 6.9 mph - N/A   Overcast
11:15 PM 42.8 °F 36.6 °F 30.2 °F 61% 29.74 in 10.0 mi NW 11.5 mph - N/A   Overcast
11:35 PM 42.8 °F 38.6 °F 30.2 °F 61% 29.75 in 10.0 mi NW 6.9 mph - N/A   Overcast
11:55 PM 42.8 °F 36.6 °F 30.2 °F 61% 29.74 in 10.0 mi WNW 11.5 mph 16.1 mph N/A   Overcast