Weather History for Great Falls, MT

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Tuesday, October 30, 2012

  Actual Average Record
Temperature  
Mean Temperature 58 °F 40 °F  
Max Temperature 68 °F 52 °F 72 °F (1983)
Min Temperature 48 °F 29 °F -11 °F (1991)
Degree Days  
Heating Degree Days 7 25  
Month to date heating degree days 624 588  
Since 1 July heating degree days 801 995  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 484 297  
Growing Degree Days 8 (Base 50)    
Moisture  
Dew Point 34 °F    
Average Humidity 42    
Maximum Humidity 54    
Minimum Humidity 29    
Precipitation  
Precipitation 0.00 in 0.02 in 0.65 in (1992)
Month to date precipitation 1.37 0.84  
Year to date precipitation 11.16 13.59  
Snow  
Snow 0.00 in 0.20 in 5.00 in (1919)
Month to date snowfall 5.1 3.9  
Since 1 July snowfall 5.1 5.4  
Since 1 September snowfall 5.1 5.1  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 29.93 in    
Wind  
Wind Speed 17 mph (SW)    
Max Wind Speed 30 mph    
Max Gust Speed 37 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Oct. 30, 2012 Rise Set
Actual Time 8:07 AM MDT 6:10 PM MDT
Civil Twilight 7:35 AM MDT 6:42 PM MDT
Nautical Twilight 6:58 AM MDT 7:18 PM MDT
Astronomical Twilight 6:23 AM MDT 7:54 PM MDT
Moon 6:36 PM MDT (10/30) 9:02 AM MDT (10/30)
Length of Visible Light 11h 07m
Length of Day
10h 03m
Full, 99% of the Moon is Illuminated
Oct 30
Full
Nov 6
Last Quarter
Nov 13
New
Nov 20
First Quarter
Nov 28
Full

Hourly Weather History & Observations

Time (MDT) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:53 AM 51.8 °F 33.8 °F 50% 29.98 in 10.0 mi SSW 16.1 mph - N/A   Clear
1:53 AM 50.0 °F 33.1 °F 52% 29.95 in 10.0 mi SSW 15.0 mph - N/A   Clear
2:53 AM 50.0 °F 34.0 °F 54% 29.96 in 10.0 mi SSW 16.1 mph - N/A   Scattered Clouds
3:53 AM 50.0 °F 34.0 °F 54% 29.95 in 10.0 mi SSW 8.1 mph - N/A   Clear
4:53 AM 52.0 °F 33.1 °F 49% 29.95 in 10.0 mi SSW 17.3 mph - N/A   Clear
5:53 AM 52.0 °F 33.1 °F 49% 29.94 in 10.0 mi SW 21.9 mph - N/A   Clear
6:53 AM 51.1 °F 34.0 °F 52% 29.95 in 10.0 mi SW 23.0 mph 28.8 mph N/A   Clear
7:53 AM 51.1 °F 34.0 °F 52% 29.97 in 10.0 mi SSW 18.4 mph - N/A   Clear
8:53 AM 52.0 °F 35.1 °F 53% 29.99 in 10.0 mi SSW 17.3 mph - N/A   Clear
9:53 AM 54.0 °F 35.1 °F 49% 29.99 in 10.0 mi SSW 13.8 mph 23.0 mph N/A   Clear
10:53 AM 59.0 °F 35.1 °F 41% 29.96 in 10.0 mi SSW 28.8 mph 34.5 mph N/A   Clear
11:53 AM 60.1 °F 34.0 °F 38% 29.94 in 10.0 mi SSW 24.2 mph 31.1 mph N/A   Clear
12:53 PM 64.0 °F 32.0 °F 30% 29.90 in 10.0 mi SW 27.6 mph 34.5 mph N/A   Clear
1:53 PM 66.9 °F 33.1 °F 28% 29.88 in 10.0 mi SSW 24.2 mph 28.8 mph N/A   Clear
2:53 PM 64.0 °F 33.1 °F 31% 29.87 in 10.0 mi SW 23.0 mph 28.8 mph N/A   Partly Cloudy
3:53 PM 64.9 °F 34.0 °F 32% 29.88 in 10.0 mi SW 17.3 mph - N/A   Mostly Cloudy
4:53 PM 62.6 °F 33.8 °F 34% 29.91 in 10.0 mi WSW 16.1 mph 27.6 mph N/A   Partly Cloudy
5:53 PM 62.1 °F 34.0 °F 35% 29.88 in 10.0 mi SW 15.0 mph - N/A   Clear
6:53 PM 57.0 °F 35.1 °F 44% 29.91 in 10.0 mi West 10.4 mph - N/A   Partly Cloudy
7:53 PM 54.0 °F 35.1 °F 49% 29.90 in 10.0 mi SW 12.7 mph - N/A   Clear
8:53 PM 55.9 °F 35.1 °F 45% 29.89 in 10.0 mi SW 13.8 mph - N/A   Partly Cloudy
9:53 PM 55.9 °F 36.0 °F 47% 29.90 in 10.0 mi SW 8.1 mph - N/A   Mostly Cloudy
10:53 PM 54.0 °F 37.0 °F 53% 29.89 in 10.0 mi SSW 10.4 mph - N/A   Overcast
11:53 PM 55.9 °F 37.0 °F 49% 29.90 in 10.0 mi SW 9.2 mph - N/A   Overcast