Weather History for Great Falls, MT

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Sunday, February 10, 2013

  Actual Average Record
Temperature  
Mean Temperature 21 °F 27 °F  
Max Temperature 30 °F 37 °F 64 °F (1951)
Min Temperature 12 °F 16 °F -30 °F (1939)
Degree Days  
Heating Degree Days 44 38  
Month to date heating degree days 289 388  
Since 1 July heating degree days 4209 4839  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 0 0  
Moisture  
Dew Point 16 °F    
Average Humidity 70    
Maximum Humidity 81    
Minimum Humidity 58    
Precipitation  
Precipitation T in 0.01 in 0.23 in (1922)
Month to date precipitation 0.09 0.15  
Year to date precipitation 0.70 0.66  
Snow  
Snow T in 0.30 in 2.20 in (1922)
Month to date snowfall 1.4 2.8  
Since 1 July snowfall 47.6 34.6  
Snow Depth 1.00 in    
Sea Level Pressure  
Sea Level Pressure 30.20 in    
Wind  
Wind Speed 9 mph (NW)    
Max Wind Speed 18 mph    
Max Gust Speed 23 mph    
Visibility 10 miles    
Events Snow    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Feb. 10, 2013 Rise Set
Actual Time 7:38 AM MST 5:41 PM MST
Civil Twilight 7:06 AM MST 6:13 PM MST
Nautical Twilight 6:30 AM MST 6:50 PM MST
Astronomical Twilight 5:54 AM MST 7:25 PM MST
Moon 7:24 AM MST (2/10) 6:44 PM MST (2/10)
Length of Visible Light 11h 07m
Length of Day
10h 03m
New Moon, 0% of the Moon is Illuminated
Feb 10
New Moon
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
12:09 AM 28.4 °F 17.5 °F 21.2 °F 74% 30.01 in 6.0 mi NNW 13.8 mph - 0.00 in Snow Light Snow
12:53 AM 27.0 °F 14.7 °F 21.9 °F 81% 30.14 in 10.0 mi NNW 16.1 mph - 0.00 in   Overcast
1:40 AM 26.6 °F 16.2 °F 21.2 °F 80% 30.04 in 10.0 mi North 11.5 mph - N/A   Overcast
1:53 AM 26.1 °F 17.6 °F 21.0 °F 81% 30.16 in 10.0 mi NW 8.1 mph - N/A   Overcast
2:53 AM 26.1 °F 21.9 °F 21.0 °F 81% 30.18 in 10.0 mi WNW 3.5 mph - N/A   Overcast
3:53 AM 26.1 °F 21.9 °F 21.0 °F 81% 30.20 in 7.0 mi NW 3.5 mph - 0.00 in Snow Light Snow
4:19 AM 26.6 °F 16.2 °F 19.4 °F 74% 30.06 in 9.0 mi NW 11.5 mph 16.1 mph 0.00 in   Overcast
4:53 AM 25.0 °F 14.8 °F 19.9 °F 81% 30.22 in 10.0 mi NW 10.4 mph - 0.00 in   Overcast
5:53 AM 25.0 °F 17.1 °F 19.0 °F 78% 30.24 in 10.0 mi WNW 6.9 mph - N/A   Overcast
6:53 AM 24.1 °F 18.2 °F 18.0 °F 77% 30.25 in 10.0 mi WNW 4.6 mph - N/A   Overcast
7:46 AM 24.8 °F 16.9 °F 17.6 °F 74% 30.11 in 10.0 mi West 6.9 mph - N/A   Overcast
7:53 AM 23.0 °F 13.9 °F 17.1 °F 78% 30.28 in 10.0 mi WNW 8.1 mph - N/A   Overcast
8:17 AM 23.0 °F 11.7 °F 15.8 °F 74% 30.12 in 10.0 mi NW 11.5 mph - N/A   Mostly Cloudy
8:34 AM 23.0 °F 11.7 °F 15.8 °F 74% 30.13 in 10.0 mi North 11.5 mph - N/A   Overcast
8:53 AM 24.1 °F 13.7 °F 15.1 °F 69% 30.28 in 10.0 mi NNW 10.4 mph - N/A   Mostly Cloudy
9:02 AM 23.0 °F 11.1 °F 15.8 °F 74% 30.14 in 10.0 mi NNW 12.7 mph - N/A   Mostly Cloudy
9:15 AM 21.2 °F 8.9 °F 14.0 °F 74% 30.14 in 10.0 mi NNW 12.7 mph - N/A   Scattered Clouds
9:53 AM 23.0 °F 13.1 °F 14.0 °F 68% 30.30 in 10.0 mi NNW 9.2 mph - N/A   Scattered Clouds
10:04 AM 23.0 °F 12.4 °F 14.0 °F 68% 30.15 in 10.0 mi NNW 10.4 mph - N/A   Mostly Cloudy
10:53 AM 23.0 °F 12.4 °F 16.0 °F 74% 30.31 in 9.0 mi NW 10.4 mph - N/A   Overcast
11:46 AM 24.8 °F 12.9 °F 15.8 °F 69% 30.14 in 10.0 mi NW 13.8 mph - N/A   Mostly Cloudy
11:53 AM 26.1 °F 15.6 °F 16.0 °F 66% 30.30 in 10.0 mi NW 11.5 mph - N/A   Mostly Cloudy
12:03 PM 24.8 °F 12.4 °F 15.8 °F 69% 30.14 in 10.0 mi WNW 15.0 mph - N/A   Mostly Cloudy
12:53 PM 26.1 °F 14.5 °F 16.0 °F 66% 30.29 in 10.0 mi NNW 13.8 mph - N/A   Mostly Cloudy
1:53 PM 27.0 °F 17.3 °F 16.0 °F 63% 30.28 in 10.0 mi NW 10.4 mph - N/A   Overcast
2:53 PM 28.0 °F 17.5 °F 16.0 °F 61% 30.27 in 10.0 mi NW 12.7 mph - N/A   Overcast
3:24 PM 26.6 °F 16.8 °F 14.0 °F 59% 30.12 in 10.0 mi NW 10.4 mph - N/A   Mostly Cloudy
3:53 PM 28.9 °F 20.4 °F 16.0 °F 58% 30.27 in 10.0 mi NW 9.2 mph - N/A   Mostly Cloudy
4:36 PM 28.4 °F 24.6 °F 15.8 °F 59% 30.12 in 10.0 mi North 3.5 mph - N/A   Mostly Cloudy
4:53 PM 28.0 °F - 15.1 °F 58% 30.27 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
5:12 PM 26.6 °F - 15.8 °F 64% 30.11 in 10.0 mi Calm Calm - N/A   Scattered Clouds
5:20 PM 24.8 °F - 15.8 °F 69% 30.11 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
5:30 PM 24.8 °F 20.5 °F 14.0 °F 64% 30.11 in 10.0 mi WNW 3.5 mph - N/A   Partly Cloudy
5:53 PM 21.0 °F - 12.9 °F 71% 30.28 in 10.0 mi Calm Calm - N/A   Clear
6:53 PM 14.0 °F 6.5 °F 9.0 °F 80% 30.30 in 10.0 mi SW 4.6 mph - N/A   Clear
7:53 PM 15.1 °F 4.2 °F 9.0 °F 77% 30.30 in 10.0 mi South 8.1 mph - N/A   Clear
8:53 PM 16.0 °F 4.4 °F 10.0 °F 77% 30.28 in 10.0 mi South 9.2 mph - N/A   Clear
9:53 PM 16.0 °F 2.9 °F 9.0 °F 74% 30.26 in 10.0 mi SSW 11.5 mph - N/A   Clear
10:53 PM 17.1 °F 3.6 °F 9.0 °F 71% 30.24 in 10.0 mi SSW 12.7 mph - N/A   Clear
11:53 PM 18.0 °F 4.8 °F 9.0 °F 68% 30.21 in 10.0 mi SSW 12.7 mph - N/A   Clear