Weather History for West Yellowstone, MT

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Friday, August 2, 2013

  Actual Average Record
Temperature  
Mean Temperature 58 °F -  
Max Temperature 71 °F 77 °F 78 °F (2012)
Min Temperature 44 °F 40 °F 35 °F (2010)
Degree Days  
Heating Degree Days 6    
Growing Degree Days 8 (Base 50)    
Moisture  
Dew Point 54 °F    
Average Humidity 84    
Maximum Humidity 88    
Minimum Humidity 81    
Precipitation  
Precipitation 0.01 in - - ()
Sea Level Pressure  
Sea Level Pressure 30.13 in    
Wind  
Wind Speed 8 mph (SW)    
Max Wind Speed 24 mph    
Max Gust Speed 33 mph    
Visibility 10 miles    
Events Rain    
Averages and records for this station are not official NWS values.
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Aug. 02, 2013 Rise Set
Actual Time 6:12 AM MDT 8:48 PM MDT
Civil Twilight 5:38 AM MDT 9:21 PM MDT
Nautical Twilight 4:56 AM MDT 10:03 PM MDT
Astronomical Twilight 4:08 AM MDT 10:50 PM MDT
Moon 2:34 AM MDT (8/2) 5:50 PM MDT (8/2)
Length of Visible Light 15h 42m
Length of Day
14h 36m
Waning Crescent, 15% of the Moon is Illuminated
Aug 2
Waning Crescent
Aug 6
New
Aug 14
First Quarter
Aug 20
Full
Aug 28
Last Quarter

Hourly Weather History & Observations

Time (MDT) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:10 AM 53.6 °F - 50.0 °F 88% 30.04 in 10.0 mi WNW 6.9 mph - N/A   Mostly Cloudy
12:30 AM 53.6 °F - 48.2 °F 82% 30.06 in 10.0 mi West 6.9 mph - N/A   Overcast
12:50 AM 55.4 °F - 50.0 °F 82% 30.06 in 10.0 mi West 4.6 mph - 0.01 in Rain Light Rain
1:10 AM 55.4 °F - 50.0 °F 82% 30.07 in 10.0 mi SSW 4.6 mph - N/A   Overcast
1:30 AM 53.6 °F - 50.0 °F 88% 30.07 in 10.0 mi Calm Calm - N/A Rain Light Rain
1:50 AM 53.6 °F - 48.2 °F 82% 30.06 in 10.0 mi SE 6.9 mph - 0.01 in Rain Light Rain
2:10 AM 53.6 °F - 48.2 °F 82% 30.04 in 10.0 mi SE 6.9 mph - N/A   Mostly Cloudy
2:30 AM 53.6 °F - 48.2 °F 82% 30.05 in 10.0 mi WSW 3.5 mph - N/A   Mostly Cloudy
2:50 AM 51.8 °F - 48.2 °F 88% 30.05 in 10.0 mi WNW 3.5 mph - N/A   Mostly Cloudy
3:10 AM 51.8 °F - 48.2 °F 88% 30.06 in 10.0 mi Calm Calm - N/A   Scattered Clouds
3:30 AM 53.6 °F - 48.2 °F 82% 30.07 in 10.0 mi NNE 3.5 mph - N/A   Partly Cloudy
3:50 AM 50.0 °F - 46.4 °F 87% 30.06 in 10.0 mi Calm Calm - N/A   Clear
4:10 AM 48.2 °F - 44.6 °F 87% 30.08 in 10.0 mi SW 4.6 mph - N/A   Clear
4:30 AM 48.2 °F - 42.8 °F 82% 30.08 in 10.0 mi SW 4.6 mph - N/A   Clear
4:50 AM 48.2 °F - 44.6 °F 87% 30.09 in 10.0 mi SW 3.5 mph - N/A   Clear
5:10 AM 50.0 °F - 44.6 °F 82% 30.09 in 10.0 mi South 3.5 mph - N/A   Clear
5:30 AM 46.4 °F 44.3 °F 42.8 °F 87% 30.10 in 10.0 mi South 4.6 mph - N/A   Clear
5:50 AM 46.4 °F 43.5 °F 41.0 °F 81% 30.10 in 10.0 mi South 5.8 mph - N/A   Clear
6:10 AM 46.4 °F 42.9 °F 41.0 °F 81% 30.10 in 10.0 mi South 6.9 mph - N/A   Clear
6:30 AM 46.4 °F 44.3 °F 41.0 °F 81% 30.12 in 10.0 mi WNW 4.6 mph - N/A   Clear
6:50 AM 46.4 °F 45.2 °F 41.0 °F 81% 30.12 in 10.0 mi WSW 3.5 mph - N/A   Clear
7:10 AM 48.2 °F - 44.6 °F 87% 30.13 in 10.0 mi SW 8.1 mph - N/A   Clear
7:30 AM 50.0 °F - 46.4 °F 87% 30.14 in 10.0 mi SW 13.8 mph 19.6 mph N/A   Clear
7:50 AM 51.8 °F - 46.4 °F 82% 30.14 in 10.0 mi SW 11.5 mph 17.3 mph N/A   Clear
8:10 AM 53.6 °F - 48.2 °F 82% 30.14 in 10.0 mi WSW 6.9 mph - N/A   Clear
8:30 AM 55.4 °F - 50.0 °F 82% 30.15 in 10.0 mi SW 6.9 mph - N/A   Clear
8:50 AM 55.4 °F - 50.0 °F 82% 30.15 in 10.0 mi SSW 13.8 mph 20.7 mph N/A   Clear
9:10 AM 55.4 °F - 51.8 °F 88% 30.16 in 10.0 mi SW 12.7 mph - N/A   Clear
9:30 AM 57.2 °F - 51.8 °F 82% 30.17 in 10.0 mi SSW 9.2 mph - N/A   Clear
9:50 AM 59.0 °F - 53.6 °F 82% 30.17 in 10.0 mi SW 11.5 mph 17.3 mph N/A   Clear
10:10 AM 59.0 °F - 55.4 °F 88% 30.17 in 10.0 mi SSW 15.0 mph 20.7 mph N/A   Clear
10:30 AM 59.0 °F - 55.4 °F 88% 30.17 in 10.0 mi SSW 15.0 mph 23.0 mph N/A   Clear
10:50 AM 60.8 °F - 57.2 °F 88% 30.17 in 10.0 mi SW 16.1 mph 21.9 mph N/A   Clear
11:10 AM 62.6 °F - 57.2 °F 82% 30.16 in 10.0 mi SSW 17.3 mph 21.9 mph N/A   Clear
11:30 AM 64.4 °F - 59.0 °F 83% 30.16 in 10.0 mi SSW 16.1 mph 24.2 mph N/A   Clear
11:50 AM 64.4 °F - 59.0 °F 83% 30.17 in 10.0 mi SW 9.2 mph 20.7 mph N/A   Clear
12:10 PM 64.4 °F - 60.8 °F 88% 30.17 in 10.0 mi SSW 9.2 mph 28.8 mph N/A   Clear
12:30 PM 66.2 °F - 62.6 °F 88% 30.16 in 10.0 mi SW 15.0 mph 27.6 mph N/A   Clear
12:50 PM 68.0 °F - 62.6 °F 83% 30.16 in 10.0 mi SSW 19.6 mph 29.9 mph N/A   Clear
1:10 PM 68.0 °F - 62.6 °F 83% 30.16 in 10.0 mi South 20.7 mph 27.6 mph N/A   Clear
1:30 PM 68.0 °F - 62.6 °F 83% 30.16 in 10.0 mi WSW 15.0 mph 28.8 mph N/A   Clear
1:50 PM 68.0 °F - 62.6 °F 83% 30.16 in 10.0 mi SW 20.7 mph 33.4 mph N/A   Clear
2:10 PM 69.8 °F - 64.4 °F 83% 30.16 in 10.0 mi SW 24.2 mph 31.1 mph N/A   Clear
2:30 PM 69.8 °F - 64.4 °F 83% 30.16 in 10.0 mi SW 21.9 mph 31.1 mph N/A   Clear
2:50 PM 69.8 °F - 64.4 °F 83% 30.16 in 10.0 mi SW 12.7 mph 21.9 mph N/A   Clear
3:10 PM 71.6 °F - 66.2 °F 83% 30.16 in 10.0 mi SSW 18.4 mph 29.9 mph N/A   Clear
3:30 PM 71.6 °F - 66.2 °F 83% 30.15 in 10.0 mi SSW 23.0 mph 29.9 mph N/A   Clear
3:50 PM 71.6 °F - 66.2 °F 83% 30.16 in 10.0 mi SSW 16.1 mph 26.5 mph N/A   Clear
4:10 PM 69.8 °F - 64.4 °F 83% 30.15 in 10.0 mi SSW 10.4 mph 21.9 mph N/A   Clear
4:30 PM 71.6 °F - 66.2 °F 83% 30.15 in 10.0 mi SW 11.5 mph 20.7 mph N/A   Clear
4:50 PM 71.6 °F - 66.2 °F 83% 30.15 in 10.0 mi SSW 15.0 mph 23.0 mph N/A   Clear
5:10 PM 71.6 °F - 66.2 °F 83% 30.15 in 10.0 mi WSW 11.5 mph 20.7 mph N/A   Clear
5:30 PM 71.6 °F - 66.2 °F 83% 30.14 in 10.0 mi SSW 13.8 mph 24.2 mph N/A   Clear
5:50 PM 71.6 °F - 66.2 °F 83% 30.14 in 10.0 mi SSW 8.1 mph 20.7 mph N/A   Clear
6:10 PM 71.6 °F - 66.2 °F 83% 30.14 in 10.0 mi SSW 9.2 mph 21.9 mph N/A   Clear
6:30 PM 69.8 °F - 64.4 °F 83% 30.14 in 10.0 mi WSW 10.4 mph 21.9 mph N/A   Clear
6:50 PM 69.8 °F - 64.4 °F 83% 30.14 in 10.0 mi SW 12.7 mph 18.4 mph N/A   Clear
7:10 PM 69.8 °F - 66.2 °F 88% 30.14 in 10.0 mi SW 6.9 mph 18.4 mph N/A   Clear
7:25 PM 69.8 °F - 64.4 °F 83% 30.14 in 10.0 mi South 11.5 mph 19.6 mph N/A   Clear
7:50 PM 68.0 °F - 64.4 °F 88% 30.15 in 10.0 mi South 11.5 mph 19.6 mph N/A   Clear
8:10 PM 68.0 °F - 62.6 °F 83% 30.16 in 10.0 mi SSW 9.2 mph 18.4 mph N/A   Clear
8:30 PM 66.2 °F - 62.6 °F 88% 30.16 in 10.0 mi SSW 5.8 mph - N/A   Clear
8:50 PM 64.4 °F - 59.0 °F 83% 30.16 in 10.0 mi SSE 4.6 mph - N/A   Clear
9:10 PM 62.6 °F - 59.0 °F 88% 30.17 in 10.0 mi South 5.8 mph - N/A   Clear
9:30 PM 62.6 °F - 57.2 °F 82% 30.18 in 10.0 mi South 4.6 mph - N/A   Clear
9:50 PM 57.2 °F - 53.6 °F 88% 30.18 in 10.0 mi Calm Calm - N/A   Clear
10:10 PM 53.6 °F - 48.2 °F 82% 30.18 in 10.0 mi Calm Calm - N/A   Clear
10:30 PM 50.0 °F - 44.6 °F 82% 30.18 in 10.0 mi Calm Calm - N/A   Clear
10:50 PM 48.2 °F - 42.8 °F 82% 30.18 in 10.0 mi Calm Calm - N/A   Clear
11:10 PM 48.2 °F - 44.6 °F 87% 30.18 in 10.0 mi Calm Calm - N/A   Clear
11:30 PM 46.4 °F - 41.0 °F 81% 30.19 in 10.0 mi Calm Calm - N/A   Clear
11:50 PM 44.6 °F 43.1 °F 39.2 °F 81% 30.19 in 10.0 mi NW 3.5 mph - N/A   Clear