, MT

(GMT )
West Yellowstone

Weather History for KWYS - August, 2014

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Saturday, August 9, 2014

  Actual Average Record
Temperature  
Mean Temperature 56 °F -  
Max Temperature 73 °F 78 °F 84 °F (2012)
Min Temperature 39 °F 39 °F 35 °F (2016)
Degree Days  
Heating Degree Days 9    
Growing Degree Days 6 (Base 50)    
Moisture  
Dew Point 43 °F    
Average Humidity 75    
Maximum Humidity 100    
Minimum Humidity 29    
Precipitation  
Precipitation 0.00 in - - ()
Sea Level Pressure  
Sea Level Pressure 30.31 in    
Wind  
Wind Speed 1 mph (SSW)    
Max Wind Speed 8 mph    
Max Gust Speed -    
Visibility 8 miles    
Events Fog    
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. 09, 2014 Rise Set
Actual Time 6:19 AM MDT 8:39 PM MDT
Civil Twilight 5:47 AM MDT 9:11 PM MDT
Nautical Twilight 5:07 AM MDT 9:51 PM MDT
Astronomical Twilight 4:21 AM MDT 10:36 PM MDT
Moon 7:42 PM MDT (8/9) 5:04 AM MDT (8/9)
Length of Visible Light 15h 24m
Length of Day
14h 19m
Waxing Gibbous, 98% of the Moon is Illuminated
Aug 9
Waxing Gibbous
Aug 10
Full
Aug 17
Last Quarter
Aug 25
New
Sep 2
First Quarter

Hourly Weather History & Observations

Time (MDT) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:15 AM 44.6 °F - 44.6 °F 100% 30.25 in 9.0 mi Calm Calm - N/A   Clear
12:35 AM 44.6 °F - 44.6 °F 100% 30.25 in 10.0 mi Calm Calm - N/A   Clear
12:55 AM 42.8 °F - 42.8 °F 100% 30.25 in 10.0 mi Calm Calm - N/A   Clear
1:15 AM 42.8 °F - 42.8 °F 100% 30.25 in 10.0 mi Calm Calm - N/A   Clear
1:35 AM 42.8 °F - 42.8 °F 100% 30.25 in 10.0 mi Calm Calm - N/A   Clear
1:55 AM 42.8 °F - 42.8 °F 100% 30.25 in 10.0 mi Calm Calm - N/A   Clear
2:15 AM 41.0 °F - 41.0 °F 100% 30.25 in 10.0 mi Calm Calm - N/A   Clear
2:35 AM 41.0 °F - 41.0 °F 100% 30.25 in 10.0 mi Calm Calm - N/A   Clear
2:55 AM 39.2 °F - 39.2 °F 100% 30.25 in 10.0 mi Calm Calm - N/A   Clear
3:15 AM 39.2 °F - 39.2 °F 100% 30.25 in 10.0 mi Calm Calm - N/A   Clear
3:35 AM 39.2 °F - 39.2 °F 100% 30.26 in 10.0 mi Calm Calm - N/A   Clear
3:55 AM 39.2 °F - 39.2 °F 100% 30.26 in 5.0 mi Calm Calm - N/A   Partly Cloudy
4:15 AM 41.0 °F - 39.2 °F 93% 30.27 in 8.0 mi Calm Calm - N/A   Mostly Cloudy
4:35 AM 41.0 °F - 41.0 °F 100% 30.27 in 0.2 mi Calm Calm - N/A Fog Fog
4:55 AM 41.0 °F - 41.0 °F 100% 30.28 in 0.2 mi Calm Calm - N/A Fog Fog
5:15 AM 41.0 °F - 41.0 °F 100% 30.28 in 0.2 mi Calm Calm - N/A Fog Fog
5:35 AM 41.0 °F - 41.0 °F 100% 30.28 in 0.2 mi Calm Calm - N/A Fog Fog
5:55 AM 41.0 °F - 41.0 °F 100% 30.29 in 0.5 mi Calm Calm - N/A Fog Fog
6:15 AM 42.8 °F 41.1 °F 42.8 °F 100% 30.30 in 0.8 mi SW 3.5 mph - N/A   Overcast
6:35 AM 42.8 °F - 42.8 °F 100% 30.30 in 0.2 mi Calm Calm - N/A Fog Fog
6:55 AM 42.8 °F - 42.8 °F 100% 30.31 in 0.2 mi Calm Calm - N/A Fog Fog
7:15 AM 44.6 °F - 44.6 °F 100% 30.32 in 0.2 mi Calm Calm - N/A Fog Fog
7:35 AM 44.6 °F 43.1 °F 44.6 °F 100% 30.33 in 0.2 mi NE 3.5 mph - N/A Fog Fog
7:55 AM 44.6 °F 43.1 °F 44.6 °F 100% 30.34 in 0.2 mi NE 3.5 mph - N/A Fog Fog
8:15 AM 44.6 °F 43.1 °F 44.6 °F 100% 30.34 in 0.5 mi ENE 3.5 mph - N/A Fog Fog
8:35 AM 44.6 °F - 44.6 °F 100% 30.35 in 0.2 mi Calm Calm - N/A Fog Fog
8:55 AM 46.4 °F - 46.4 °F 100% 30.36 in 0.5 mi Calm Calm - N/A Fog Fog
9:15 AM 46.4 °F - 46.4 °F 100% 30.36 in 3.0 mi Calm Calm - N/A   Overcast
9:35 AM 46.4 °F - 46.4 °F 100% 30.36 in 4.0 mi Calm Calm - N/A   Overcast
9:55 AM 46.4 °F - 46.4 °F 100% 30.36 in 6.0 mi Calm Calm - N/A   Overcast
10:15 AM 48.2 °F - 46.4 °F 93% 30.36 in 9.0 mi Calm Calm - N/A   Overcast
10:35 AM 48.2 °F - 48.2 °F 100% 30.36 in 10.0 mi Calm Calm - N/A   Overcast
11:15 AM 50.0 °F - 48.2 °F 94% 30.36 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
11:35 AM 55.4 °F - 50.0 °F 82% 30.36 in 10.0 mi East 3.5 mph - N/A   Partly Cloudy
11:55 AM 57.2 °F - 50.0 °F 77% 30.35 in 10.0 mi SSE 3.5 mph - N/A   Clear
12:15 PM 59.0 °F - 48.2 °F 67% 30.35 in 10.0 mi Calm Calm - N/A   Clear
12:35 PM 62.6 °F - 48.2 °F 59% 30.34 in 10.0 mi ENE 3.5 mph - N/A   Clear
12:55 PM 64.4 °F - 44.6 °F 49% 30.34 in 10.0 mi Calm Calm - N/A   Clear
1:15 PM 66.2 °F - 44.6 °F 46% 30.34 in 10.0 mi NW 5.8 mph - N/A   Clear
1:35 PM 66.2 °F - 44.6 °F 46% 30.34 in 10.0 mi South 6.9 mph - N/A   Clear
1:55 PM 68.0 °F - 41.0 °F 37% 30.34 in 10.0 mi SE 3.5 mph - N/A   Clear
2:15 PM 68.0 °F - 41.0 °F 37% 30.34 in 10.0 mi North 3.5 mph - N/A   Clear
2:55 PM 69.8 °F - 41.0 °F 35% 30.33 in 10.0 mi SSW 8.1 mph - N/A   Partly Cloudy
3:15 PM 68.0 °F - 41.0 °F 37% 30.34 in 10.0 mi WSW 5.8 mph - N/A   Clear
3:55 PM 69.8 °F - 41.0 °F 35% 30.32 in 10.0 mi SW 5.8 mph - N/A   Scattered Clouds
4:15 PM 71.6 °F - 39.2 °F 31% 30.32 in 10.0 mi Calm Calm - N/A   Partly Cloudy
4:35 PM 71.6 °F - 39.2 °F 31% 30.31 in 10.0 mi SW 8.1 mph - N/A   Clear
4:55 PM 71.6 °F - 37.4 °F 29% 30.31 in 10.0 mi East 4.6 mph - N/A   Clear
5:15 PM 73.4 °F - 39.2 °F 29% 30.30 in 10.0 mi NNE 6.9 mph - N/A   Clear
5:35 PM 71.6 °F - 39.2 °F 31% 30.30 in 10.0 mi Calm Calm - N/A   Clear
5:55 PM 71.6 °F - 37.4 °F 29% 30.30 in 10.0 mi Calm Calm - N/A   Clear
6:15 PM 71.6 °F - 37.4 °F 29% 30.30 in 10.0 mi Calm Calm - N/A   Clear
6:35 PM 71.6 °F - 37.4 °F 29% 30.30 in 10.0 mi SSW 4.6 mph - N/A   Clear
6:55 PM 71.6 °F - 41.0 °F 33% 30.30 in 10.0 mi SSW 6.9 mph - N/A   Clear
7:15 PM 71.6 °F - 41.0 °F 33% 30.30 in 10.0 mi SSW 5.8 mph - N/A   Scattered Clouds
7:55 PM 66.2 °F - 46.4 °F 49% 30.31 in 10.0 mi SSW 4.6 mph - N/A   Partly Cloudy
8:15 PM 64.4 °F - 46.4 °F 52% 30.32 in 10.0 mi SW 5.8 mph - N/A   Clear
8:35 PM 62.6 °F - 48.2 °F 59% 30.32 in 10.0 mi SW 5.8 mph - N/A   Clear
8:55 PM 60.8 °F - 48.2 °F 63% 30.32 in 10.0 mi SW 3.5 mph - N/A   Clear
9:35 PM 57.2 °F - 46.4 °F 67% 30.34 in 10.0 mi Calm Calm - N/A   Partly Cloudy
9:55 PM 57.2 °F - 48.2 °F 72% 30.34 in 10.0 mi Calm Calm - N/A   Clear
10:15 PM 55.4 °F - 46.4 °F 72% 30.34 in 10.0 mi Calm Calm - N/A   Clear
10:35 PM 53.6 °F - 48.2 °F 82% 30.34 in 10.0 mi South 3.5 mph - N/A   Clear
10:55 PM 53.6 °F - 48.2 °F 82% 30.35 in 10.0 mi Calm Calm - N/A   Clear
11:15 PM 50.0 °F - 46.4 °F 87% 30.35 in 10.0 mi Calm Calm - N/A   Clear
11:35 PM 50.0 °F - 46.4 °F 87% 30.35 in 10.0 mi WSW 4.6 mph - N/A   Clear
11:55 PM 48.2 °F - 46.4 °F 93% 30.36 in 10.0 mi Calm Calm - N/A   Clear