Weather History for Malmstrom AFB, MT

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Thursday, December 20, 2012

  Actual Average (KGTF) Record (KGTF)
Temperature  
Mean Temperature 35 °F 24 °F  
Max Temperature 42 °F 34 °F 57 °F (1900)
Min Temperature 28 °F 14 °F -28 °F (1990)
Degree Days  
Heating Degree Days 30 41  
Month to date heating degree days 797  
Since 1 July heating degree days 2766  
Cooling Degree Days 0 0  
Month to date cooling degree days 0  
Year to date cooling degree days 298  
Moisture  
Dew Point 11 °F    
Average Humidity 37    
Maximum Humidity 41    
Minimum Humidity 30    
Precipitation  
Precipitation 0.00 in 0.01 in 0.30 in (1964)
Month to date precipitation 0.35  
Year to date precipitation 14.55  
Snow  
Snow 0.00 in 0.30 in 4.30 in (1964)
Month to date snowfall 5.9  
Since 1 July snowfall 19.6  
Snow Depth -    
Sea Level Pressure  
Sea Level Pressure 29.98 in    
Wind  
Wind Speed 26 mph (South)    
Max Wind Speed 34 mph    
Max Gust Speed 45 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Dec. 20, 2012 Rise Set
Actual Time 8:09 AM MST 4:35 PM MST
Civil Twilight 7:33 AM MST 5:11 PM MST
Nautical Twilight 6:54 AM MST 5:51 PM MST
Astronomical Twilight 6:16 AM MST 6:28 PM MST
Moon 12:15 PM MST (12/20) 12:37 AM MST (12/20)
Length of Visible Light 9h 38m
Length of Day
8h 26m
First Quarter, 56% of the Moon is Illuminated
Dec 20
First Quarter
Dec 28
Full
Jan 4
Last Quarter
Jan 11
New
Jan 18
First Quarter

Hourly Weather History & Observations

Time (MST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:56 AM 28.9 °F 14.0 °F 7.0 °F 40% 30.04 in 10.0 mi SSW 27.6 mph 35.7 mph N/A   Clear
1:56 AM 28.9 °F 14.8 °F 7.0 °F 40% 30.04 in 10.0 mi SSW 24.2 mph 36.8 mph N/A   Clear
2:56 AM 30.0 °F 15.2 °F 8.1 °F 40% 30.03 in 10.0 mi South 28.8 mph 38.0 mph N/A   Clear
3:56 AM 30.0 °F 15.2 °F 8.1 °F 40% 30.04 in 10.0 mi South 28.8 mph 39.1 mph N/A   Clear
4:56 AM 30.0 °F 14.9 °F 8.1 °F 40% 30.06 in 10.0 mi South 29.9 mph 36.8 mph N/A   Clear
5:56 AM 30.0 °F 15.7 °F 9.0 °F 41% 30.06 in 10.0 mi South 26.5 mph 35.7 mph N/A   Clear
7:56 AM 32.0 °F 18.9 °F 9.0 °F 38% 30.04 in 10.0 mi South 24.2 mph 41.4 mph N/A   Clear
8:56 AM 32.0 °F 19.5 °F 10.0 °F 40% 30.04 in 10.0 mi South 21.9 mph 31.1 mph N/A   Clear
9:56 AM 36.0 °F 23.5 °F 12.0 °F 37% 30.00 in 10.0 mi South 27.6 mph 38.0 mph N/A   Clear
10:56 AM 37.9 °F 24.9 °F 12.0 °F 35% 29.98 in 10.0 mi South 34.5 mph 42.6 mph N/A   Clear
11:56 AM 39.0 °F 26.4 °F 12.0 °F 33% 29.96 in 10.0 mi South 34.5 mph 44.9 mph N/A   Clear
12:56 PM 42.1 °F 32.3 °F 15.1 °F 34% 29.97 in 10.0 mi South 24.2 mph 31.1 mph N/A   Clear
2:56 PM 39.9 °F 31.1 °F 16.0 °F 38% 29.94 in 10.0 mi South 17.3 mph 25.3 mph N/A   Clear
3:56 PM 39.9 °F 28.2 °F 15.1 °F 36% 29.92 in 10.0 mi South 31.1 mph 41.4 mph N/A   Clear
4:56 PM 39.0 °F 27.6 °F 14.0 °F 36% 29.92 in 10.0 mi SSW 27.6 mph 41.4 mph N/A   Clear
5:56 PM 39.0 °F 29.6 °F 14.0 °F 36% 29.95 in 10.0 mi South 18.4 mph - N/A   Clear
6:56 PM 39.0 °F 28.3 °F 14.0 °F 36% 29.94 in 10.0 mi South 24.2 mph 32.2 mph N/A   Clear
7:56 PM 37.9 °F 27.9 °F 14.0 °F 38% 29.94 in 10.0 mi South 19.6 mph 28.8 mph N/A   Clear
8:56 PM 39.0 °F 28.0 °F 12.9 °F 34% 29.94 in 10.0 mi SSW 25.3 mph 38.0 mph N/A   Clear
9:56 PM 39.0 °F 27.4 °F 12.0 °F 33% 29.94 in 10.0 mi South 28.8 mph 39.1 mph N/A   Clear
10:56 PM 39.0 °F 28.8 °F 10.9 °F 32% 29.95 in 10.0 mi South 21.9 mph 28.8 mph N/A   Clear
11:56 PM 39.0 °F 28.8 °F 10.0 °F 30% 29.95 in 10.0 mi South 21.9 mph 28.8 mph N/A   Clear