Ellsworth AFB, SD

3:42 PM MDT on April 19, 2018 (GMT -0600)
Ellsworth Air Force Base

Weather History for KRCA - September, 2012

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Monday, September 10, 2012

  Actual Average Record
Temperature  
Mean Temperature 77 °F -  
Max Temperature 97 °F 76 °F 100 °F (1998)
Min Temperature 59 °F 50 °F 35 °F (2007)
Cooling Degree Days 12    
Growing Degree Days 27 (Base 50)    
Moisture  
Dew Point 35 °F    
Average Humidity 21    
Maximum Humidity 33    
Minimum Humidity 12    
Precipitation  
Precipitation 0.00 in - - ()
Sea Level Pressure  
Sea Level Pressure 29.66 in    
Wind  
Wind Speed 8 mph (WSW)    
Max Wind Speed 14 mph    
Max Gust Speed -    
Visibility 10 miles    
Events Thunderstorm    
Averages and records for this station are not official NWS values.
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

Daily Weather History Graph

Daily Weather History Graph

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Astronomy

Sep. 10, 2012 Rise Set
Actual Time 6:26 AM MDT 7:11 PM MDT
Civil Twilight 5:57 AM MDT 7:40 PM MDT
Nautical Twilight 5:22 AM MDT 8:14 PM MDT
Astronomical Twilight 4:46 AM MDT 8:50 PM MDT
Moon 12:40 AM MDT (9/10) 3:50 PM MDT (9/10)
Length of Visible Light 13h 43m
Length of Day
12h 44m
Waning Crescent, 29% of the Moon is Illuminated
Sep 10
Waning Crescent
Sep 15
New
Sep 22
First Quarter
Sep 29
Full
Oct 8
Last Quarter

Hourly Weather History & Observations

Time (MDT) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:55 AM 68.7 °F 33.3 °F 27% 29.73 in 10.0 mi South 8.1 mph - N/A   Clear
1:55 AM 67.1 °F 33.3 °F 29% 29.71 in 10.0 mi South 12.7 mph - N/A   Clear
2:55 AM 68.2 °F 31.1 °F 25% 29.70 in 10.0 mi SSW 9.2 mph - N/A   Clear
3:55 AM 66.0 °F 31.1 °F 27% 29.68 in 10.0 mi SSW 6.9 mph - N/A   Clear
4:55 AM 62.8 °F 30.4 °F 30% 29.67 in 10.0 mi SSW 9.2 mph - N/A   Clear
5:55 AM 63.0 °F 29.1 °F 28% 29.67 in 10.0 mi SW 6.9 mph - N/A   Clear
6:55 AM 59.7 °F 30.4 °F 33% 29.69 in 10.0 mi WNW 8.1 mph - N/A   Clear
7:55 AM 73.9 °F 30.4 °F 20% 29.69 in 10.0 mi WSW 5.8 mph - N/A   Clear
8:55 AM 80.6 °F 33.4 °F 18% 29.69 in 10.0 mi Calm Calm - N/A   Clear
9:55 AM 83.7 °F 30.4 °F 15% 29.70 in 10.0 mi Variable 4.6 mph - N/A   Clear
10:55 AM 91.8 °F 34.9 °F 13% 29.69 in 10.0 mi North 13.8 mph - N/A   Clear
11:55 AM 93.2 °F 36.1 °F 13% 29.68 in 10.0 mi NNW 12.7 mph - N/A   Clear
12:55 PM 95.2 °F 35.2 °F 12% 29.66 in 10.0 mi North 8.1 mph - N/A   Clear
1:55 PM 95.9 °F 34.3 °F 12% 29.65 in 10.0 mi NNE 10.4 mph - N/A   Partly Cloudy
2:55 PM 95.0 °F 35.6 °F 12% 29.63 in 10.0 mi NE 5.8 mph - N/A   Partly Cloudy
3:55 PM 93.9 °F 34.7 °F 12% 29.63 in 10.0 mi ESE 4.6 mph - N/A   Overcast
4:55 PM 94.1 °F 34.7 °F 12% 29.62 in 10.0 mi SSE 5.8 mph - N/A   Mostly Cloudy
5:55 PM 90.1 °F 33.6 °F 13% 29.64 in 10.0 mi SE 3.5 mph - N/A   Mostly Cloudy
6:55 PM 87.4 °F 38.1 °F 17% 29.66 in 10.0 mi NW 8.1 mph - N/A   Overcast
7:55 PM 82.4 °F 42.3 °F 24% 29.64 in 10.0 mi NNW 6.9 mph - N/A Thunderstorm Mostly Cloudy
8:55 PM 80.8 °F 42.4 °F 26% 29.67 in 10.0 mi SW 9.2 mph - N/A   Overcast
9:55 PM 84.6 °F 43.5 °F 24% 29.62 in 10.0 mi SW 13.8 mph - N/A   Overcast
10:55 PM 79.5 °F 44.2 °F 29% 29.62 in 10.0 mi SW 8.1 mph - N/A   Partly Cloudy
11:55 PM 76.5 °F 43.9 °F 31% 29.62 in 10.0 mi WNW 8.1 mph - N/A   Partly Cloudy