Weather History for Great Falls, MT

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Sunday, November 18, 2012

  Actual Average Record
Temperature  
Mean Temperature 42 °F 32 °F  
Max Temperature 52 °F 42 °F 67 °F (2008)
Min Temperature 32 °F 23 °F -25 °F (1903)
Degree Days  
Heating Degree Days 23 33  
Month to date heating degree days 485 526  
Since 1 July heating degree days 1310 1546  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 484 298  
Moisture  
Dew Point 25 °F    
Average Humidity 45    
Maximum Humidity 61    
Minimum Humidity 29    
Precipitation  
Precipitation 0.00 in 0.02 in 0.35 in (1900)
Month to date precipitation 1.22 0.36  
Year to date precipitation 12.38 13.97  
Snow  
Snow 0.00 in 0.30 in 4.30 in (1996)
Month to date snowfall 15.8 4.5  
Since 1 July snowfall 20.9 10.1  
Since 1 September snowfall 20.9 9.8  
Snow Depth T in    
Sea Level Pressure  
Sea Level Pressure 29.81 in    
Wind  
Wind Speed 16 mph (SSW)    
Max Wind Speed 33 mph    
Max Gust Speed 40 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Nov. 18, 2012 Rise Set
Actual Time 7:35 AM MST 4:45 PM MST
Civil Twilight 7:01 AM MST 5:19 PM MST
Nautical Twilight 6:24 AM MST 5:57 PM MST
Astronomical Twilight 5:47 AM MST 6:33 PM MST
Moon 12:00 PM MST (11/18) 10:15 PM MST (11/18)
Length of Visible Light 10h 17m
Length of Day
9h 10m
Waxing Crescent, 31% of the Moon is Illuminated
Nov 18
Waxing Crescent
Nov 20
First Quarter
Nov 28
Full
Dec 6
Last Quarter
Dec 13
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 46.9 °F - 33.1 °F 59% 29.64 in 10.0 mi South 9.2 mph - N/A   Clear
1:53 AM 48.9 °F - 33.1 °F 54% 29.61 in 10.0 mi South 17.3 mph - N/A   Clear
2:53 AM 51.1 °F - 33.1 °F 50% 29.58 in 10.0 mi South 21.9 mph 29.9 mph N/A   Partly Cloudy
3:53 AM 48.9 °F - 34.0 °F 56% 29.58 in 10.0 mi SSW 16.1 mph - N/A   Clear
4:53 AM 48.9 °F - 33.1 °F 54% 29.57 in 10.0 mi South 16.1 mph 24.2 mph N/A   Clear
5:53 AM 48.9 °F - 33.1 °F 54% 29.57 in 10.0 mi SSW 12.7 mph - N/A   Clear
6:53 AM 46.0 °F 38.8 °F 33.1 °F 61% 29.62 in 10.0 mi SW 18.4 mph - N/A   Partly Cloudy
7:53 AM 45.0 °F 37.4 °F 30.9 °F 58% 29.69 in 10.0 mi WSW 18.4 mph 26.5 mph N/A   Overcast
8:53 AM 45.0 °F 37.6 °F 30.0 °F 56% 29.74 in 10.0 mi SSW 17.3 mph 20.7 mph N/A   Overcast
9:53 AM 46.9 °F - 26.1 °F 44% 29.76 in 10.0 mi SSW 20.7 mph 29.9 mph N/A   Clear
10:53 AM 46.0 °F 36.4 °F 23.0 °F 40% 29.81 in 10.0 mi SW 32.2 mph 40.3 mph N/A   Clear
11:53 AM 46.9 °F - 21.9 °F 37% 29.84 in 10.0 mi SW 21.9 mph 29.9 mph N/A   Clear
12:53 PM 46.0 °F 37.8 °F 21.9 °F 39% 29.84 in 10.0 mi SW 23.0 mph 29.9 mph N/A   Clear
1:53 PM 48.0 °F - 18.0 °F 30% 29.85 in 10.0 mi SW 24.2 mph 29.9 mph N/A   Clear
2:53 PM 45.0 °F 38.2 °F 19.0 °F 36% 29.88 in 10.0 mi WSW 15.0 mph 23.0 mph N/A   Clear
3:53 PM 43.0 °F 35.4 °F 19.9 °F 40% 29.92 in 10.0 mi WSW 16.1 mph - N/A   Clear
4:53 PM 42.1 °F 34.5 °F 21.0 °F 43% 29.95 in 10.0 mi WSW 15.0 mph - N/A   Clear
5:53 PM 42.1 °F 34.5 °F 21.0 °F 43% 29.96 in 10.0 mi SW 15.0 mph - N/A   Clear
6:53 PM 39.9 °F 32.1 °F 21.0 °F 47% 29.99 in 10.0 mi WSW 13.8 mph - N/A   Clear
7:53 PM 37.0 °F 28.5 °F 21.0 °F 52% 30.00 in 10.0 mi SW 13.8 mph - N/A   Clear
8:53 PM 33.1 °F 26.1 °F 21.0 °F 61% 30.01 in 10.0 mi SSW 8.1 mph - N/A   Clear
9:53 PM 36.0 °F 29.0 °F 21.0 °F 55% 30.00 in 10.0 mi South 9.2 mph - N/A   Clear
10:53 PM 34.0 °F 25.5 °F 21.0 °F 59% 29.99 in 10.0 mi SSW 11.5 mph - N/A   Clear
11:53 PM 37.0 °F 31.0 °F 19.9 °F 50% 29.99 in 10.0 mi South 8.1 mph - N/A   Clear