, MT

(GMT )
West Yellowstone

Weather History for KWYS - December, 2012

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Tuesday, December 4, 2012

  Actual Average Record
Temperature  
Mean Temperature 29 °F -  
Max Temperature 33 °F 27 °F 33 °F (2012)
Min Temperature 26 °F 6 °F -16 °F (2011)
Degree Days  
Heating Degree Days 36    
Moisture  
Dew Point -    
Average Humidity    
Maximum Humidity    
Minimum Humidity    
Precipitation  
Precipitation 0.00 in - - ()
Sea Level Pressure  
Sea Level Pressure 30.18 in    
Wind  
Wind Speed 6 mph (SSW)    
Max Wind Speed 21 mph    
Max Gust Speed 26 mph    
Visibility 5 miles    
Events Rain , 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

Dec. 04, 2012 Rise Set
Actual Time 7:45 AM MST 4:44 PM MST
Civil Twilight 7:12 AM MST 5:17 PM MST
Nautical Twilight 6:35 AM MST 5:54 PM MST
Astronomical Twilight 6:00 AM MST 6:29 PM MST
Moon 10:45 PM MST (12/4) 11:32 AM MST (12/4)
Length of Visible Light 10h 05m
Length of Day
8h 59m
Waning Gibbous, 69% of the Moon is Illuminated
Dec 4
Waning Gibbous
Dec 6
Last Quarter
Dec 13
New
Dec 19
First Quarter
Dec 28
Full

Hourly Weather History & Observations

Time (MST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:10 AM 26.6 °F 22.6 °F - N/A% 30.23 in 10.0 mi West 3.5 mph - N/A   Overcast
12:30 AM 28.4 °F - - N/A% 30.22 in 10.0 mi Calm Calm - N/A   Overcast
12:50 AM 28.4 °F - - N/A% 30.22 in 10.0 mi Calm Calm - N/A   Overcast
1:10 AM 26.6 °F - - N/A% 30.21 in 10.0 mi Calm Calm - N/A   Overcast
1:50 AM 26.6 °F - - N/A% 30.20 in 10.0 mi Calm Calm - N/A   Overcast
2:10 AM 26.6 °F 19.1 °F - N/A% 30.21 in 10.0 mi SE 6.9 mph - N/A   Overcast
2:30 AM 26.6 °F 19.1 °F - N/A% 30.21 in 10.0 mi SSE 6.9 mph - N/A   Overcast
2:50 AM 26.6 °F 22.6 °F - N/A% 30.22 in 10.0 mi SSE 3.5 mph - N/A   Overcast
3:10 AM 26.6 °F 22.6 °F - N/A% 30.21 in 10.0 mi South 3.5 mph - N/A   Overcast
3:30 AM 26.6 °F 22.6 °F - N/A% 30.21 in 10.0 mi SSW 3.5 mph - N/A   Overcast
3:50 AM 26.6 °F 21.2 °F - N/A% 30.21 in 10.0 mi SSW 4.6 mph - N/A   Overcast
4:10 AM 26.6 °F - - N/A% 30.20 in 10.0 mi Calm Calm - N/A   Overcast
4:30 AM 26.6 °F 22.6 °F - N/A% 30.20 in 10.0 mi SSW 3.5 mph - N/A   Overcast
4:50 AM 26.6 °F 22.6 °F - N/A% 30.20 in 10.0 mi SW 3.5 mph - N/A   Overcast
5:10 AM 26.6 °F - - N/A% 30.19 in 10.0 mi Calm Calm - N/A   Overcast
5:30 AM 26.6 °F 20.0 °F - N/A% 30.19 in 7.0 mi SSW 5.8 mph - N/A   Overcast
5:50 AM 26.6 °F 20.0 °F - N/A% 30.19 in 4.0 mi SSW 5.8 mph - N/A   Overcast
6:10 AM 26.6 °F 19.1 °F - N/A% 30.18 in 3.0 mi SSW 6.9 mph - N/A Snow Light Snow
6:30 AM 26.6 °F 21.2 °F - N/A% 30.19 in 1.8 mi SSW 4.6 mph - N/A Snow Light Snow
6:50 AM 26.6 °F 19.1 °F - N/A% 30.20 in 7.0 mi SW 6.9 mph - N/A Snow Light Snow
7:10 AM 26.6 °F 20.0 °F - N/A% 30.20 in 10.0 mi SW 5.8 mph - N/A   Overcast
7:30 AM 26.6 °F 18.2 °F - N/A% 30.20 in 2.0 mi SSW 8.1 mph - N/A Snow Light Snow
7:50 AM 26.6 °F 16.8 °F - N/A% 30.20 in 0.5 mi SSW 10.4 mph - N/A Snow Snow
8:10 AM 26.6 °F 14.7 °F - N/A% 30.20 in 0.8 mi SSW 15.0 mph 18.4 mph N/A   Overcast
8:30 AM 26.6 °F 15.2 °F - N/A% 30.20 in 1.5 mi SSW 13.8 mph 21.9 mph N/A Rain Light Freezing Rain
8:50 AM 28.4 °F 16.6 °F - N/A% 30.20 in 8.0 mi SSW 16.1 mph 21.9 mph N/A   Overcast
9:10 AM 28.4 °F 17.5 °F - N/A% 30.20 in 10.0 mi SW 13.8 mph 23.0 mph N/A   Overcast
9:30 AM 28.4 °F 19.7 °F - N/A% 30.21 in 10.0 mi SW 9.2 mph - N/A   Overcast
9:50 AM 28.4 °F 17.0 °F - N/A% 30.20 in 10.0 mi SW 15.0 mph 20.7 mph N/A   Overcast
10:10 AM 28.4 °F 15.1 °F - N/A% 30.20 in 10.0 mi SW 20.7 mph 26.5 mph N/A   Overcast
10:30 AM 30.2 °F 18.5 °F - N/A% 30.21 in 9.0 mi SSW 17.3 mph 25.3 mph N/A   Overcast
11:10 AM 30.2 °F 18.5 °F - N/A% 30.20 in 1.2 mi SW 17.3 mph 21.9 mph N/A Rain Light Freezing Rain
11:30 AM 30.2 °F 18.9 °F - N/A% 30.19 in 1.2 mi SSW 16.1 mph 24.2 mph N/A   Scattered Clouds
11:50 AM 30.2 °F 18.1 °F - N/A% 30.20 in 3.0 mi SW 18.4 mph 25.3 mph N/A Snow Light Snow
12:10 PM 32.0 °F 20.5 °F - N/A% 30.19 in 9.0 mi SSW 18.4 mph 23.0 mph N/A   Mostly Cloudy
12:30 PM 30.2 °F 20.8 °F - N/A% 30.20 in 3.0 mi SW 11.5 mph 24.2 mph N/A   Overcast
12:50 PM 32.0 °F 20.8 °F - N/A% 30.19 in 5.0 mi SSW 17.3 mph 21.9 mph N/A   Haze
1:10 PM 32.0 °F 21.2 °F - N/A% 30.20 in 7.0 mi SSW 16.1 mph - N/A   Overcast
1:30 PM 32.0 °F 23.0 °F - N/A% 30.19 in 7.0 mi SW 11.5 mph 19.6 mph N/A   Overcast
1:50 PM 32.0 °F 22.5 °F - N/A% 30.19 in 10.0 mi SW 12.7 mph 18.4 mph N/A   Overcast
2:10 PM 32.0 °F 23.6 °F - N/A% 30.18 in 9.0 mi SSW 10.4 mph 19.6 mph N/A   Overcast
2:30 PM 32.0 °F 22.5 °F - N/A% 30.18 in 2.0 mi SSW 12.7 mph - N/A   Mostly Cloudy
2:50 PM 32.0 °F 22.5 °F - N/A% 30.18 in 5.0 mi SW 12.7 mph 18.4 mph N/A   Mostly Cloudy
3:10 PM 32.0 °F 22.5 °F - N/A% 30.18 in 0.8 mi SW 12.7 mph - N/A Snow Light Snow
3:30 PM 32.0 °F 22.5 °F - N/A% 30.18 in 1.0 mi SW 12.7 mph - N/A Snow Light Snow
3:50 PM 32.0 °F 23.6 °F - N/A% 30.18 in 1.0 mi SSW 10.4 mph - N/A Snow Light Snow
4:10 PM 32.0 °F 24.8 °F - N/A% 30.18 in 0.5 mi SSW 8.1 mph - N/A Snow Snow
4:30 PM 32.0 °F 24.8 °F - N/A% 30.18 in 1.2 mi SSW 8.1 mph - N/A Snow Light Snow
4:50 PM 32.0 °F 25.6 °F - N/A% 30.18 in 0.8 mi SSW 6.9 mph - N/A Snow Light Snow
5:10 PM 32.0 °F 24.8 °F - N/A% 30.17 in 1.2 mi SSW 8.1 mph - N/A Snow Light Snow
5:30 PM 32.0 °F 24.8 °F - N/A% 30.17 in 1.2 mi SSW 8.1 mph - N/A Snow Light Snow
5:50 PM 32.0 °F 24.8 °F - N/A% 30.18 in 2.0 mi SSW 8.1 mph - N/A Snow Light Snow
6:10 PM 32.0 °F 23.6 °F - N/A% 30.17 in 1.8 mi SSW 10.4 mph - N/A Rain Light Rain
6:30 PM 32.0 °F 24.8 °F - N/A% 30.16 in 1.2 mi SSW 8.1 mph - N/A Snow Light Snow
6:50 PM 32.0 °F 25.6 °F - N/A% 30.16 in 1.5 mi SSW 6.9 mph - N/A Snow Light Snow
7:10 PM 32.0 °F 24.8 °F - N/A% 30.16 in 1.5 mi SSW 8.1 mph - N/A Snow Light Snow
7:30 PM 32.0 °F 27.5 °F - N/A% 30.15 in 1.5 mi SSW 4.6 mph - N/A Snow Light Snow
7:50 PM 32.0 °F 26.4 °F - N/A% 30.16 in 1.5 mi SSW 5.8 mph - N/A Snow Light Snow
8:10 PM 32.0 °F 27.5 °F - N/A% 30.15 in 1.5 mi South 4.6 mph - N/A Snow Light Snow
8:30 PM 32.0 °F 24.2 °F - N/A% 30.15 in 1.2 mi SSW 9.2 mph - N/A Snow Light Snow
8:50 PM 32.0 °F 27.5 °F - N/A% 30.15 in 1.8 mi SSW 4.6 mph - N/A Snow Light Snow
9:10 PM 32.0 °F 27.5 °F - N/A% 30.14 in 3.0 mi SW 4.6 mph - N/A Snow Light Snow
9:30 PM 32.0 °F 24.8 °F - N/A% 30.14 in 3.0 mi SW 8.1 mph - N/A Snow Light Snow
9:50 PM 32.0 °F 28.7 °F - N/A% 30.12 in 3.0 mi SSW 3.5 mph - N/A Snow Light Snow
10:10 PM 32.0 °F - - N/A% 30.13 in 3.0 mi Calm Calm - N/A Snow Light Snow
10:30 PM 32.0 °F - - N/A% 30.12 in 3.0 mi Calm Calm - N/A Snow Light Snow
10:50 PM 32.0 °F - - N/A% 30.11 in 2.5 mi Calm Calm - N/A Snow Light Snow
11:10 PM 32.0 °F - - N/A% 30.10 in 3.0 mi Calm Calm - N/A Snow Light Snow
11:30 PM 32.0 °F 28.7 °F - N/A% 30.11 in 2.5 mi NE 3.5 mph - N/A Snow Light Snow
11:50 PM 33.8 °F 30.8 °F - N/A% 30.10 in 3.0 mi West 3.5 mph - N/A   Mostly Cloudy