Weather History for Great Falls, MT

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Tuesday, February 12, 2013

  Actual Average Record
Temperature  
Mean Temperature 37 °F 27 °F  
Max Temperature 46 °F 38 °F 67 °F (1934)
Min Temperature 27 °F 16 °F -21 °F (1936)
Degree Days  
Heating Degree Days 28 38  
Month to date heating degree days 354 464  
Since 1 July heating degree days 4274 4915  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 0 0  
Moisture  
Dew Point 22 °F    
Average Humidity 54    
Maximum Humidity 69    
Minimum Humidity 38    
Precipitation  
Precipitation 0.00 in 0.01 in 0.93 in (1897)
Month to date precipitation 0.09 0.18  
Year to date precipitation 0.70 0.69  
Snow  
Snow 0.00 in 0.30 in 9.30 in (1897)
Month to date snowfall 1.4 3.3  
Since 1 July snowfall 47.6 35.1  
Snow Depth T in    
Sea Level Pressure  
Sea Level Pressure 30.02 in    
Wind  
Wind Speed 19 mph (SW)    
Max Wind Speed 36 mph    
Max Gust Speed 44 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Feb. 12, 2013 Rise Set
Actual Time 7:35 AM MST 5:44 PM MST
Civil Twilight 7:03 AM MST 6:16 PM MST
Nautical Twilight 6:27 AM MST 6:52 PM MST
Astronomical Twilight 5:51 AM MST 7:28 PM MST
Moon 8:19 AM MST (2/12) 9:07 PM MST (2/12)
Length of Visible Light 11h 13m
Length of Day
10h 09m
Waxing Crescent, 8% of the Moon is Illuminated
Feb 12
Waxing Crescent
Feb 17
First Quarter
Feb 25
Full
Mar 4
Last Quarter
Mar 11
New

Hourly Weather History & Observations

Time (MST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:53 AM 27.0 °F 16.7 °F 18.0 °F 69% 30.05 in 10.0 mi SSW 11.5 mph - N/A   Clear
1:53 AM 28.9 °F 19.2 °F 19.0 °F 67% 30.04 in 10.0 mi SSW 11.5 mph - N/A   Clear
2:53 AM 28.9 °F 18.2 °F 19.0 °F 67% 30.04 in 10.0 mi SSW 13.8 mph - N/A   Clear
3:53 AM 30.9 °F 20.7 °F 19.9 °F 64% 30.04 in 10.0 mi SW 13.8 mph - N/A   Clear
4:53 AM 33.1 °F 23.0 °F 21.0 °F 61% 30.05 in 10.0 mi SW 15.0 mph - N/A   Overcast
5:53 AM 33.1 °F 23.4 °F 21.0 °F 61% 30.06 in 10.0 mi SW 13.8 mph - N/A   Mostly Cloudy
6:53 AM 30.9 °F 20.2 °F 21.0 °F 67% 30.10 in 10.0 mi SW 15.0 mph - N/A   Partly Cloudy
7:53 AM 30.9 °F 20.7 °F 21.0 °F 67% 30.10 in 10.0 mi SW 13.8 mph - N/A   Partly Cloudy
8:53 AM 33.1 °F 23.9 °F 21.9 °F 64% 30.11 in 10.0 mi SW 12.7 mph - N/A   Scattered Clouds
9:53 AM 39.0 °F 29.6 °F 23.0 °F 53% 30.09 in 10.0 mi SW 18.4 mph - N/A   Partly Cloudy
10:53 AM 41.0 °F 32.8 °F 23.0 °F 49% 30.10 in 10.0 mi SW 16.1 mph - N/A   Overcast
11:53 AM 45.0 °F 36.2 °F 23.0 °F 42% 30.06 in 10.0 mi WSW 24.2 mph 33.4 mph N/A   Partly Cloudy
12:53 PM 46.0 °F 37.2 °F 23.0 °F 40% 30.04 in 10.0 mi WSW 26.5 mph 33.4 mph N/A   Clear
1:53 PM 44.1 °F 34.8 °F 21.9 °F 42% 30.01 in 10.0 mi WSW 25.3 mph 33.4 mph N/A   Clear
2:53 PM 44.1 °F 34.2 °F 21.9 °F 42% 30.00 in 10.0 mi WSW 28.8 mph 33.4 mph N/A   Clear
3:53 PM 44.1 °F 34.8 °F 21.9 °F 42% 30.00 in 10.0 mi WSW 25.3 mph 33.4 mph N/A   Clear
4:53 PM 42.1 °F 33.3 °F 23.0 °F 47% 29.99 in 10.0 mi SW 19.6 mph 27.6 mph N/A   Clear
5:53 PM 37.9 °F 27.6 °F 23.0 °F 55% 29.99 in 10.0 mi SW 20.7 mph - N/A   Clear
6:53 PM 37.9 °F 27.1 °F 23.0 °F 55% 29.98 in 10.0 mi SW 23.0 mph 29.9 mph N/A   Clear
7:53 PM 37.0 °F 27.0 °F 24.1 °F 59% 29.98 in 10.0 mi SW 18.4 mph - N/A   Clear
8:53 PM 39.9 °F 30.0 °F 23.0 °F 51% 29.94 in 10.0 mi SW 21.9 mph 31.1 mph N/A   Partly Cloudy
9:53 PM 39.9 °F 29.5 °F 23.0 °F 51% 29.92 in 10.0 mi SW 24.2 mph 34.5 mph N/A   Partly Cloudy
10:53 PM 39.9 °F 29.7 °F 24.1 °F 53% 29.89 in 10.0 mi SW 23.0 mph 36.8 mph N/A   Clear
11:53 PM 39.9 °F 29.5 °F 24.1 °F 53% 29.88 in 10.0 mi SW 24.2 mph 36.8 mph N/A   Clear