Weather History for Ellsworth AFB, SD

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Wednesday, February 20, 2013

  Actual Average Record
Temperature  
Mean Temperature 22 °F -  
Max Temperature 32 °F 38 °F 55 °F (2000)
Min Temperature 11 °F 18 °F -2 °F (2011)
Degree Days  
Heating Degree Days 44    
Moisture  
Dew Point 11 °F    
Average Humidity 65    
Maximum Humidity 79    
Minimum Humidity 42    
Precipitation  
Precipitation 0.00 in - - ()
Sea Level Pressure  
Sea Level Pressure 30.00 in    
Wind  
Wind Speed 20 mph (SSE)    
Max Wind Speed 25 mph    
Max Gust Speed 31 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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Date:

Astronomy

Feb. 20, 2013 Rise Set
Actual Time 6:43 AM MST 5:29 PM MST
Civil Twilight 6:14 AM MST 5:58 PM MST
Nautical Twilight 5:40 AM MST 6:32 PM MST
Astronomical Twilight 5:07 AM MST 7:05 PM MST
Moon 12:46 PM MST (2/20) 3:12 AM MST (2/20)
Length of Visible Light 11h 44m
Length of Day
10h 45m
Waxing Gibbous, 76% of the Moon is Illuminated
Feb 20
Waxing Gibbous
Feb 25
Full
Mar 4
Last Quarter
Mar 11
New
Mar 19
First Quarter

Hourly Weather History & Observations

Time (MST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:55 AM 12.9 °F -4.4 °F 3.6 °F 66% 30.12 in 10.0 mi SSE 18.4 mph 25.3 mph N/A   Clear
1:55 AM 13.1 °F -4.6 °F 3.7 °F 66% 30.09 in 10.0 mi South 19.6 mph - N/A   Mostly Cloudy
2:55 AM 11.7 °F -7.0 °F 3.7 °F 71% 30.07 in 10.0 mi SSE 20.7 mph - N/A   Clear
3:55 AM 12.7 °F -5.5 °F 4.6 °F 70% 30.04 in 10.0 mi South 20.7 mph - N/A   Clear
4:55 AM 12.6 °F -6.2 °F 4.8 °F 71% 30.04 in 10.0 mi SSE 21.9 mph 26.5 mph N/A   Mostly Cloudy
5:55 AM 12.4 °F -6.0 °F 4.6 °F 71% 30.02 in 10.0 mi SSE 20.7 mph - N/A   Mostly Cloudy
6:55 AM 12.7 °F -5.5 °F 4.6 °F 70% 30.04 in 10.0 mi SSE 20.7 mph - N/A   Scattered Clouds
7:55 AM 14.2 °F -2.3 °F 5.9 °F 70% 30.04 in 10.0 mi SSE 17.3 mph - N/A   Scattered Clouds
8:55 AM 20.5 °F 4.3 °F 7.9 °F 58% 30.01 in 10.0 mi South 21.9 mph 26.5 mph N/A   Clear
9:55 AM 23.2 °F 6.8 °F 7.7 °F 52% 30.00 in 10.0 mi South 25.3 mph 31.1 mph N/A   Mostly Cloudy
10:55 AM 25.7 °F 11.2 °F 8.2 °F 48% 29.99 in 10.0 mi South 21.9 mph 31.1 mph N/A   Partly Cloudy
11:55 AM 27.9 °F 13.7 °F 9.3 °F 46% 29.98 in 10.0 mi South 23.0 mph 29.9 mph N/A   Partly Cloudy
12:55 PM 31.3 °F 18.9 °F 10.4 °F 42% 29.96 in 10.0 mi South 20.7 mph 29.9 mph N/A   Clear
1:55 PM 32.4 °F 20.3 °F 12.0 °F 43% 29.94 in 10.0 mi South 20.7 mph - N/A   Partly Cloudy
2:55 PM 30.9 °F 18.4 °F 16.2 °F 54% 29.94 in 10.0 mi SSE 20.7 mph 26.5 mph N/A   Mostly Cloudy
3:55 PM 28.8 °F 15.5 °F 15.4 °F 58% 29.94 in 10.0 mi South 20.7 mph 27.6 mph N/A   Overcast
4:55 PM 27.5 °F 12.9 °F 16.2 °F 62% 29.96 in 10.0 mi SSE 24.2 mph 29.9 mph N/A   Overcast
5:55 PM 26.6 °F 14.3 °F 16.3 °F 65% 29.98 in 10.0 mi South 16.1 mph 27.6 mph N/A   Overcast
6:55 PM 25.3 °F 12.6 °F 16.9 °F 70% 29.99 in 10.0 mi SSE 16.1 mph 21.9 mph N/A   Overcast
7:13 PM 24.8 °F 11.1 °F 17.6 °F 74% 29.99 in 10.0 mi SSE 18.4 mph - N/A   Overcast
7:55 PM 25.2 °F 12.9 °F 17.4 °F 72% 30.00 in 10.0 mi SSE 15.0 mph - N/A   Overcast
8:55 PM 25.0 °F 12.6 °F 17.8 °F 74% 29.99 in 10.0 mi South 15.0 mph - N/A   Overcast
9:55 PM 24.4 °F 11.5 °F 17.6 °F 75% 30.00 in 10.0 mi SSE 16.1 mph 23.0 mph N/A   Overcast
10:48 PM 24.8 °F 11.9 °F 17.6 °F 74% 29.99 in 10.0 mi South 16.1 mph - N/A   Overcast
10:55 PM 24.3 °F 10.8 °F 18.1 °F 77% 30.00 in 10.0 mi South 17.3 mph - N/A   Overcast
11:55 PM 24.1 °F 11.5 °F 18.5 °F 79% 29.99 in 10.0 mi South 15.0 mph - N/A   Overcast