Weather History for West Yellowstone, MT

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Saturday, January 5, 2013

  Actual Average Record
Temperature  
Mean Temperature -2 °F -  
Max Temperature 17 °F 20 °F 35 °F (2012)
Min Temperature -22 °F 1 °F -22 °F (2013)
Degree Days  
Heating Degree Days 68    
Moisture  
Dew Point -    
Average Humidity    
Maximum Humidity    
Minimum Humidity    
Precipitation  
Precipitation 0.00 in - - ()
Sea Level Pressure  
Sea Level Pressure 30.29 in    
Wind  
Wind Speed 1 mph (SE)    
Max Wind Speed 5 mph    
Max Gust Speed -    
Visibility 10 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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Astronomy

Jan. 05, 2013 Rise Set
Actual Time 8:01 AM MST 4:58 PM MST
Civil Twilight 7:28 AM MST 5:32 PM MST
Nautical Twilight 6:51 AM MST 6:08 PM MST
Astronomical Twilight 6:16 AM MST 6:44 PM MST
Moon 1:03 AM MST (1/5) 11:58 AM MST (1/5)
Length of Visible Light 10h 03m
Length of Day
8h 57m
Last Quarter, 43% of the Moon is Illuminated
Jan 5
Last Quarter
Jan 11
New
Jan 18
First Quarter
Jan 26
Full
Feb 3
Last Quarter

Hourly Weather History & Observations

Time (MST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:05 AM -14.8 °F - - N/A% 30.24 in 10.0 mi Calm Calm - N/A   Clear
12:25 AM -16.6 °F - - N/A% 30.24 in 10.0 mi Calm Calm - N/A   Clear
12:45 AM -16.6 °F - - N/A% 30.24 in 10.0 mi Calm Calm - N/A   Clear
1:05 AM -16.6 °F - - N/A% 30.24 in 10.0 mi Calm Calm - N/A   Clear
1:25 AM -18.4 °F -28.9 °F - N/A% 30.24 in 10.0 mi South 3.5 mph - N/A   Clear
1:45 AM -18.4 °F - - N/A% 30.25 in 10.0 mi Calm Calm - N/A   Clear
2:05 AM -18.4 °F - - N/A% 30.26 in 10.0 mi Calm Calm - N/A   Clear
2:25 AM -20.2 °F -30.9 °F - N/A% 30.27 in 10.0 mi SSW 3.5 mph - N/A   Clear
2:45 AM -20.2 °F - - N/A% 30.27 in 10.0 mi Calm Calm - N/A   Clear
3:05 AM -18.4 °F - - N/A% 30.28 in 10.0 mi Calm Calm - N/A   Clear
3:25 AM -20.2 °F -33.5 °F - N/A% 30.29 in 10.0 mi South 4.6 mph - N/A   Clear
3:45 AM -20.2 °F -30.9 °F - N/A% 30.29 in 10.0 mi South 3.5 mph - N/A   Partly Cloudy
4:05 AM -20.2 °F - - N/A% 30.29 in 10.0 mi Calm Calm - N/A   Clear
4:25 AM -20.2 °F - - N/A% 30.29 in 10.0 mi Calm Calm - N/A   Clear
4:45 AM -22.0 °F - - N/A% 30.30 in 10.0 mi Calm Calm - N/A   Partly Cloudy
5:05 AM -22.0 °F - - N/A% 30.30 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
5:25 AM -22.0 °F - - N/A% 30.30 in 10.0 mi Calm Calm - N/A   Scattered Clouds
5:45 AM -22.0 °F - - N/A% 30.31 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
6:05 AM -22.0 °F - - N/A% 30.31 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
6:25 AM -20.2 °F - - N/A% 30.32 in 10.0 mi Calm Calm - N/A   Clear
6:45 AM -22.0 °F - - N/A% 30.32 in 10.0 mi Calm Calm - N/A   Scattered Clouds
7:05 AM -22.0 °F - - N/A% 30.33 in 10.0 mi Calm Calm - N/A   Scattered Clouds
7:25 AM -22.0 °F - - N/A% 30.33 in 10.0 mi Calm Calm - N/A   Overcast
7:45 AM -22.0 °F - - N/A% 30.34 in 0.5 mi Calm Calm - N/A Fog Light Freezing Fog
8:05 AM -22.0 °F - - N/A% 30.34 in 0.2 mi Calm Calm - N/A Fog Light Freezing Fog
8:45 AM -18.4 °F - - N/A% 30.35 in 10.0 mi Calm Calm - N/A   Scattered Clouds
9:05 AM -18.4 °F - - N/A% 30.36 in 10.0 mi Calm Calm - N/A   Partly Cloudy
9:45 AM -9.4 °F - - N/A% 30.36 in 8.0 mi Calm Calm - N/A   Clear
10:05 AM -4.0 °F - - N/A% 30.37 in 10.0 mi Calm Calm - N/A   Clear
10:25 AM -2.2 °F - - N/A% 30.37 in 10.0 mi Calm Calm - N/A   Clear
10:45 AM -0.4 °F - - N/A% 30.36 in 10.0 mi Calm Calm - N/A   Clear
11:05 AM 1.4 °F - - N/A% 30.35 in 10.0 mi Calm Calm - N/A   Clear
11:25 AM 1.4 °F - - N/A% 30.34 in 10.0 mi Calm Calm - N/A   Clear
11:45 AM 5.0 °F - - N/A% 30.33 in 10.0 mi Calm Calm - N/A   Clear
12:05 PM 5.0 °F - - N/A% 30.32 in 10.0 mi Calm Calm - N/A   Clear
12:25 PM 10.4 °F - - N/A% 30.32 in 10.0 mi Calm Calm - N/A   Clear
12:45 PM 14.0 °F - - N/A% 30.31 in 10.0 mi Calm Calm - N/A   Clear
1:05 PM 10.4 °F - - N/A% 30.30 in 10.0 mi Calm Calm - N/A   Clear
1:25 PM 14.0 °F 6.5 °F - N/A% 30.28 in 10.0 mi NNE 4.6 mph - N/A   Clear
1:45 PM 15.8 °F 10.2 °F - N/A% 30.28 in 10.0 mi NE 3.5 mph - N/A   Clear
2:05 PM 15.8 °F 10.2 °F - N/A% 30.27 in 10.0 mi NE 3.5 mph - N/A   Clear
2:25 PM 15.8 °F 10.2 °F - N/A% 30.27 in 10.0 mi NE 3.5 mph - N/A   Clear
2:45 PM 15.8 °F - - N/A% 30.27 in 10.0 mi Calm Calm - N/A   Clear
3:05 PM 17.6 °F - - N/A% 30.27 in 10.0 mi Calm Calm - N/A   Clear
3:45 PM 17.6 °F - - N/A% 30.27 in 10.0 mi Calm Calm - N/A   Clear
4:05 PM 15.8 °F - - N/A% 30.27 in 10.0 mi Calm Calm - N/A   Clear
4:25 PM 15.8 °F - - N/A% 30.27 in 10.0 mi Calm Calm - N/A   Clear
4:45 PM 10.4 °F - - N/A% 30.27 in 10.0 mi Calm Calm - N/A   Clear
5:05 PM 8.6 °F - - N/A% 30.27 in 10.0 mi Calm Calm - N/A   Clear
5:25 PM 6.8 °F - - N/A% 30.27 in 10.0 mi Calm Calm - N/A   Clear
5:45 PM 5.0 °F - - N/A% 30.27 in 10.0 mi Calm Calm - N/A   Clear
6:05 PM 1.4 °F - - N/A% 30.27 in 10.0 mi Calm Calm - N/A   Clear
6:25 PM -0.4 °F - - N/A% 30.27 in 10.0 mi Calm Calm - N/A   Clear
6:45 PM -2.2 °F - - N/A% 30.27 in 10.0 mi Calm Calm - N/A   Clear
7:05 PM -2.2 °F - - N/A% 30.27 in 10.0 mi Calm Calm - N/A   Clear
7:25 PM -4.0 °F -14.6 °F - N/A% 30.27 in 10.0 mi SW 4.6 mph - N/A   Clear
7:45 PM -4.0 °F - - N/A% 30.27 in 10.0 mi Calm Calm - N/A   Clear
8:05 PM -4.0 °F - - N/A% 30.26 in 10.0 mi Calm Calm - N/A   Clear
8:25 PM -5.8 °F - - N/A% 30.26 in 10.0 mi Calm Calm - N/A   Clear
8:45 PM -7.6 °F - - N/A% 30.26 in 10.0 mi Calm Calm - N/A   Clear
9:05 PM -7.6 °F - - N/A% 30.25 in 10.0 mi Calm Calm - N/A   Clear
9:25 PM -7.6 °F - - N/A% 30.25 in 10.0 mi Calm Calm - N/A   Clear
9:45 PM -9.4 °F - - N/A% 30.25 in 10.0 mi Calm Calm - N/A   Clear
10:05 PM -9.4 °F - - N/A% 30.24 in 10.0 mi Calm Calm - N/A   Clear
10:25 PM -9.4 °F - - N/A% 30.24 in 10.0 mi Calm Calm - N/A   Clear
10:45 PM -9.4 °F - - N/A% 30.23 in 10.0 mi Calm Calm - N/A   Clear
11:05 PM -9.4 °F - - N/A% 30.23 in 10.0 mi Calm Calm - N/A   Clear
11:25 PM -9.4 °F - - N/A% 30.24 in 10.0 mi Calm Calm - N/A   Clear
11:45 PM -9.4 °F - - N/A% 30.23 in 10.0 mi Calm Calm - N/A   Clear