Weather History for West Yellowstone, MT

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Tuesday, November 20, 2012

  Actual Average Record
Temperature  
Mean Temperature 34 °F -  
Max Temperature 37 °F 30 °F 37 °F (2012)
Min Temperature 32 °F 9 °F -4 °F (2011)
Degree Days  
Heating Degree Days 30    
Moisture  
Dew Point -    
Average Humidity    
Maximum Humidity    
Minimum Humidity    
Precipitation  
Precipitation 0.00 in - - ()
Sea Level Pressure  
Sea Level Pressure 30.08 in    
Wind  
Wind Speed 5 mph (SE)    
Max Wind Speed 10 mph    
Max Gust Speed 18 mph    
Visibility 9 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

Nov. 20, 2012 Rise Set
Actual Time 7:28 AM MST 4:51 PM MST
Civil Twilight 6:56 AM MST 5:23 PM MST
Nautical Twilight 6:20 AM MST 5:59 PM MST
Astronomical Twilight 5:46 AM MST 6:33 PM MST
Moon 12:55 PM MST (11/20) No Moon Set
Length of Visible Light 10h 26m
Length of Day
9h 22m
First Quarter, 52% of the Moon is Illuminated
Nov 20
First Quarter
Nov 28
Full
Dec 6
Last Quarter
Dec 13
New
Dec 19
First Quarter

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 37.4 °F 32.1 °F - N/A% 30.17 in 10.0 mi SW 6.9 mph 18.4 mph N/A   Overcast
12:30 AM 37.4 °F 31.4 °F - N/A% 30.17 in 10.0 mi SW 8.1 mph - N/A   Overcast
12:50 AM 37.4 °F 32.8 °F - N/A% 30.16 in 10.0 mi South 5.8 mph - N/A   Mostly Cloudy
1:10 AM 37.4 °F 30.3 °F - N/A% 30.15 in 10.0 mi SW 10.4 mph - N/A   Overcast
1:30 AM 37.4 °F 30.3 °F - N/A% 30.15 in 10.0 mi SSW 10.4 mph 16.1 mph N/A   Overcast
2:30 PM 35.6 °F 31.7 °F - N/A% 30.09 in 7.0 mi South 4.6 mph - N/A Rain Light Rain
2:50 PM 35.6 °F 29.9 °F - N/A% 30.09 in 5.0 mi SSW 6.9 mph - N/A Rain Light Rain
3:10 PM 35.6 °F 29.9 °F - N/A% 30.09 in 5.0 mi SSW 6.9 mph - N/A Rain Light Rain
3:30 PM 35.6 °F 31.7 °F - N/A% 30.09 in 5.0 mi South 4.6 mph - N/A Rain Light Rain
3:50 PM 35.6 °F 32.8 °F - N/A% 30.09 in 6.0 mi SE 3.5 mph - N/A Rain Light Rain
4:10 PM 35.6 °F 32.8 °F - N/A% 30.09 in 5.0 mi SSE 3.5 mph - N/A Rain Light Rain
4:30 PM 35.6 °F 32.8 °F - N/A% 30.10 in 9.0 mi East 3.5 mph - N/A Rain Light Rain
4:50 PM 35.6 °F 32.8 °F - N/A% 30.09 in 8.0 mi East 3.5 mph - N/A Rain Light Rain
5:10 PM 35.6 °F - - N/A% 30.08 in 10.0 mi Calm Calm - N/A   Overcast
5:30 PM 35.6 °F - - N/A% 30.08 in 10.0 mi Calm Calm - N/A   Overcast
5:50 PM 33.8 °F 30.8 °F - N/A% 30.08 in 10.0 mi NE 3.5 mph - N/A   Overcast
6:10 PM 35.6 °F 31.7 °F - N/A% 30.08 in 10.0 mi NE 4.6 mph - N/A   Overcast
6:30 PM 35.6 °F 30.7 °F - N/A% 30.07 in 10.0 mi NE 5.8 mph - N/A   Overcast
6:50 PM 37.4 °F 33.8 °F - N/A% 30.07 in 10.0 mi ESE 4.6 mph - N/A   Overcast
7:10 PM 35.6 °F 29.2 °F - N/A% 30.07 in 10.0 mi NE 8.1 mph - N/A Rain Light Rain
7:30 PM 35.6 °F 32.8 °F - N/A% 30.07 in 10.0 mi East 3.5 mph - N/A   Overcast
7:50 PM 35.6 °F 31.7 °F - N/A% 30.06 in 10.0 mi East 4.6 mph - N/A   Mostly Cloudy
8:10 PM 35.6 °F 31.7 °F - N/A% 30.04 in 10.0 mi SE 4.6 mph - N/A   Overcast
8:30 PM 35.6 °F 31.7 °F - N/A% 30.05 in 10.0 mi North 4.6 mph - N/A   Overcast
8:50 PM 35.6 °F - - N/A% 30.05 in 10.0 mi Calm Calm - N/A   Overcast
9:10 PM 37.4 °F 34.9 °F - N/A% 30.05 in 10.0 mi NW 3.5 mph - N/A   Overcast
9:30 PM 35.6 °F 32.8 °F - N/A% 30.04 in 10.0 mi NE 3.5 mph - N/A   Overcast
9:50 PM 35.6 °F 32.8 °F - N/A% 30.05 in 10.0 mi SSW 3.5 mph - N/A   Overcast
10:10 PM 33.8 °F - - N/A% 30.04 in 10.0 mi Calm Calm - N/A   Overcast
10:30 PM 33.8 °F - - N/A% 30.04 in 10.0 mi Calm Calm - N/A   Overcast
10:50 PM 32.0 °F 28.7 °F - N/A% 30.03 in 10.0 mi South 3.5 mph - N/A   Overcast
11:10 PM 32.0 °F - - N/A% 30.03 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
11:30 PM 32.0 °F - - N/A% 30.02 in 10.0 mi Calm Calm - N/A   Overcast
11:50 PM 32.0 °F - - N/A% 30.02 in 10.0 mi Calm Calm - N/A   Overcast