, MT

(GMT )
West Yellowstone

Weather History for KWYS - January, 2012

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Monday, January 16, 2012

  Actual Average Record
Temperature  
Mean Temperature 5 °F -  
Max Temperature 15 °F 27 °F 32 °F (2011)
Min Temperature -7 °F 6 °F -20 °F (2017)
Degree Days  
Heating Degree Days 60    
Moisture  
Dew Point 3 °F    
Average Humidity 75    
Maximum Humidity 86    
Minimum Humidity 49    
Precipitation  
Precipitation 0.02 in - - ()
Sea Level Pressure  
Sea Level Pressure 29.70 in    
Wind  
Wind Speed 3 mph (WSW)    
Max Wind Speed 10 mph    
Max Gust Speed 18 mph    
Visibility 7 miles    
Events Snow    
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

Jan. 16, 2012 Rise Set
Actual Time 7:57 AM MST 5:10 PM MST
Civil Twilight 7:25 AM MST 5:43 PM MST
Nautical Twilight 6:49 AM MST 6:19 PM MST
Astronomical Twilight 6:14 AM MST 6:54 PM MST
Moon 1:06 AM MST (1/16) 11:30 AM MST (1/16)
Length of Visible Light 10h 18m
Length of Day
9h 13m
Last Quarter, 45% of the Moon is Illuminated
Jan 16
Last Quarter
Jan 23
New
Jan 30
First Quarter
Feb 7
Full
Feb 14
Last Quarter

Hourly Weather History & Observations

Time (MST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:00 AM 15.8 °F - 12.2 °F 86% 29.60 in 1.0 mi Calm Calm - 0.03 in Snow Light Snow
12:20 AM 15.8 °F - 12.2 °F 86% 29.59 in 1.2 mi Calm Calm - 0.01 in Snow Light Snow
12:40 AM 15.8 °F - 12.2 °F 86% 29.59 in 1.8 mi Calm Calm - 0.02 in Snow Light Snow
1:00 AM 15.8 °F - 12.2 °F 86% 29.59 in 2.0 mi Calm Calm - 0.02 in Snow Light Snow
1:20 AM 15.8 °F 10.2 °F 12.2 °F 86% 29.59 in 1.8 mi West 3.5 mph - N/A Snow Light Snow
1:40 AM 15.8 °F - 12.2 °F 86% 29.57 in 1.8 mi Calm Calm - N/A Snow Light Snow
2:00 AM 15.8 °F - 10.4 °F 79% 29.59 in 3.0 mi Calm Calm - N/A Snow Light Snow
2:20 AM 15.8 °F 10.2 °F 10.4 °F 79% 29.59 in 2.0 mi SW 3.5 mph - N/A Snow Light Snow
2:40 AM 14.0 °F - 10.4 °F 86% 29.59 in 1.8 mi Calm Calm - N/A Snow Light Snow
3:00 AM 14.0 °F 6.5 °F 10.4 °F 86% 29.59 in 3.0 mi WSW 4.6 mph - N/A Snow Light Snow
3:20 AM 14.0 °F - 10.4 °F 86% 29.59 in 4.0 mi Calm Calm - N/A Snow Light Snow
3:40 AM 14.0 °F 5.1 °F 10.4 °F 86% 29.58 in 2.5 mi WSW 5.8 mph - N/A Snow Light Snow
4:00 AM 14.0 °F 6.5 °F 8.6 °F 79% 29.58 in 3.0 mi WNW 4.6 mph - N/A Snow Light Snow
4:40 AM 14.0 °F 1.2 °F 8.6 °F 79% 29.58 in 2.0 mi SW 10.4 mph 17.3 mph N/A Snow Light Snow
5:00 AM 12.2 °F 1.7 °F 8.6 °F 85% 29.59 in 2.0 mi West 6.9 mph - N/A Snow Light Snow
5:20 AM 12.2 °F -0.2 °F 6.8 °F 79% 29.59 in 2.5 mi WSW 9.2 mph - N/A Snow Light Snow
5:40 AM 10.4 °F -1.5 °F 6.8 °F 85% 29.60 in 5.0 mi WSW 8.1 mph - N/A Snow Light Snow
6:00 AM 10.4 °F -0.4 °F 5.0 °F 79% 29.60 in 5.0 mi WSW 6.9 mph - N/A Snow Light Snow
6:20 AM 10.4 °F -2.4 °F 5.0 °F 79% 29.61 in 2.0 mi WSW 9.2 mph - N/A Snow Light Snow
6:40 AM 8.6 °F -1.3 °F 5.0 °F 85% 29.63 in 1.5 mi WNW 5.8 mph - N/A Snow Light Snow
7:00 AM 8.6 °F 2.0 °F 5.0 °F 85% 29.62 in 1.8 mi West 3.5 mph - N/A Snow Light Snow
7:20 AM 8.6 °F 0.1 °F 5.0 °F 85% 29.63 in 7.0 mi SW 4.6 mph - N/A Snow Light Snow
7:40 AM 8.6 °F 2.0 °F 5.0 °F 85% 29.64 in 10.0 mi SSW 3.5 mph - N/A   Overcast
8:00 AM 8.6 °F 2.0 °F 5.0 °F 85% 29.64 in 10.0 mi SW 3.5 mph - N/A   Overcast
8:40 AM 8.6 °F 2.0 °F 5.0 °F 85% 29.66 in 10.0 mi NE 3.5 mph - N/A   Overcast
9:00 AM 8.6 °F - 5.0 °F 85% 29.67 in 5.0 mi Calm Calm - N/A Snow Light Snow
9:20 AM 8.6 °F - 5.0 °F 85% 29.69 in 2.5 mi Calm Calm - N/A Snow Light Snow
10:00 AM 8.6 °F 2.0 °F 1.4 °F 73% 29.70 in 7.0 mi West 3.5 mph - N/A Snow Light Snow
10:20 AM 8.6 °F -1.3 °F 1.4 °F 73% 29.71 in 6.0 mi NW 5.8 mph - N/A Snow Light Snow
11:00 AM 10.4 °F 2.2 °F -0.4 °F 62% 29.72 in 10.0 mi WSW 4.6 mph - N/A   Clear
11:40 AM 14.0 °F - -0.4 °F 53% 29.73 in 10.0 mi Calm Calm - N/A   Clear
12:00 PM 12.2 °F - -0.4 °F 57% 29.73 in 10.0 mi Calm Calm - N/A   Scattered Clouds
12:20 PM 14.0 °F 2.9 °F -2.2 °F 49% 29.72 in 10.0 mi WSW 8.1 mph - N/A   Mostly Cloudy
12:40 PM 14.0 °F 3.9 °F -0.4 °F 53% 29.72 in 10.0 mi West 6.9 mph - N/A   Scattered Clouds
1:00 PM 14.0 °F 2.9 °F -0.4 °F 53% 29.72 in 10.0 mi SW 8.1 mph - N/A   Clear
1:20 PM 14.0 °F 2.9 °F -0.4 °F 53% 29.73 in 10.0 mi WSW 8.1 mph - N/A   Partly Cloudy
1:40 PM 14.0 °F 2.0 °F -2.2 °F 49% 29.73 in 10.0 mi West 9.2 mph - N/A   Partly Cloudy
2:00 PM 14.0 °F 2.9 °F -2.2 °F 49% 29.73 in 10.0 mi West 8.1 mph - N/A   Clear
2:20 PM 14.0 °F 2.9 °F 1.4 °F 57% 29.74 in 10.0 mi WSW 8.1 mph - N/A   Clear
2:40 PM 12.2 °F -0.2 °F 1.4 °F 62% 29.75 in 10.0 mi WSW 9.2 mph 18.4 mph N/A   Partly Cloudy
3:00 PM 14.0 °F 3.9 °F 1.4 °F 57% 29.76 in 10.0 mi WSW 6.9 mph - N/A   Scattered Clouds
3:20 PM 14.0 °F 2.9 °F 1.4 °F 57% 29.77 in 10.0 mi West 8.1 mph 16.1 mph N/A   Mostly Cloudy
3:40 PM 12.2 °F 2.9 °F 1.4 °F 62% 29.78 in 10.0 mi West 5.8 mph - N/A   Scattered Clouds
4:20 PM 10.4 °F 4.0 °F -0.4 °F 62% 29.81 in 10.0 mi West 3.5 mph - N/A   Scattered Clouds
4:40 PM 10.4 °F - -0.4 °F 62% 29.82 in 10.0 mi Calm Calm - N/A   Partly Cloudy
5:00 PM -0.4 °F -10.4 °F -5.8 °F 78% 29.83 in 10.0 mi South 4.6 mph - N/A   Clear
5:20 PM 3.2 °F -6.2 °F -0.4 °F 85% 29.84 in 10.0 mi South 4.6 mph - N/A   Scattered Clouds
5:40 PM 3.2 °F -4.2 °F -2.2 °F 78% 29.84 in 10.0 mi SSW 3.5 mph - N/A   Overcast
6:00 PM -0.4 °F -8.3 °F -4.0 °F 85% 29.85 in 10.0 mi SW 3.5 mph - N/A   Overcast
6:20 PM -2.2 °F -12.5 °F -5.8 °F 85% 29.86 in 10.0 mi SSW 4.6 mph - N/A   Mostly Cloudy
6:40 PM -5.8 °F -16.7 °F -9.4 °F 84% 29.86 in 10.0 mi SSW 4.6 mph - N/A   Partly Cloudy
7:00 PM -2.2 °F -14.2 °F -5.8 °F 85% 29.87 in 10.0 mi South 5.8 mph - N/A   Clear
7:20 PM -4.0 °F -14.6 °F -9.4 °F 78% 29.87 in 10.0 mi South 4.6 mph - N/A   Clear
7:40 PM -2.2 °F -18.0 °F -7.6 °F 78% 29.88 in 10.0 mi South 9.2 mph - N/A   Clear
8:00 PM -2.2 °F -12.5 °F -7.6 °F 78% 29.88 in 10.0 mi SSW 4.6 mph - N/A   Clear
8:20 PM -7.6 °F - -13.0 °F 77% 29.89 in 10.0 mi Calm Calm - N/A   Clear
8:40 PM -9.4 °F -22.7 °F -13.0 °F 84% 29.90 in 10.0 mi SSW 5.8 mph - N/A   Clear
9:00 PM -9.4 °F - -13.0 °F 84% 29.90 in 10.0 mi Calm Calm - N/A   Clear
9:20 PM -11.2 °F -20.6 °F -18.4 °F 70% 29.90 in 10.0 mi North 3.5 mph - N/A   Clear
9:40 PM -13.0 °F - -18.4 °F 77% 29.91 in 10.0 mi Calm Calm - N/A   Clear
10:00 PM -14.8 °F - -20.2 °F 77% 29.92 in 10.0 mi Calm Calm - N/A   Clear
10:20 PM -16.6 °F - -22.0 °F 76% 29.93 in 10.0 mi Calm Calm - N/A   Scattered Clouds
10:40 PM -16.6 °F - -22.0 °F 76% 29.93 in 10.0 mi Calm Calm - N/A Snow Light Snow
11:00 PM -13.0 °F -22.7 °F -18.4 °F 77% 29.94 in 10.0 mi NNE 3.5 mph - N/A Snow Light Snow
11:20 PM -11.2 °F -24.8 °F -16.6 °F 77% 29.94 in 9.0 mi NE 5.8 mph - N/A Snow Light Snow
11:40 PM -11.2 °F - -16.6 °F 77% 29.95 in 10.0 mi Calm Calm - N/A   Mostly Cloudy