Weather History for Stampede Pass, WA

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Tuesday, September 25, 2012

  Actual Average Record
Temperature  
Mean Temperature 45 °F -  
Max Temperature 55 °F 57 °F 73 °F (2006)
Min Temperature 44 °F 42 °F 35 °F (1999)
Degree Days  
Heating Degree Days 20    
Moisture  
Dew Point 44 °F    
Average Humidity 93    
Maximum Humidity 93    
Minimum Humidity 93    
Precipitation  
Precipitation 0.00 in - - ()
Sea Level Pressure  
Sea Level Pressure 30.11 in    
Wind  
Wind Speed 6 mph (SW)    
Max Wind Speed 7 mph    
Max Gust Speed -    
Visibility 2 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

Sep. 25, 2012 Rise Set
Actual Time 6:56 AM PDT 6:55 PM PDT
Civil Twilight 6:26 AM PDT 7:26 PM PDT
Nautical Twilight 5:50 AM PDT 8:01 PM PDT
Astronomical Twilight 5:13 AM PDT 8:38 PM PDT
Moon 4:37 PM PDT (9/25) 2:08 AM PDT (9/25)
Length of Visible Light 12h 59m
Length of Day
11h 58m
Waxing Gibbous, 81% of the Moon is Illuminated
Sep 25
Waxing Gibbous
Sep 29
Full
Oct 8
Last Quarter
Oct 15
New
Oct 21
First Quarter

Hourly Weather History & Observations

Time (PDT) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
1:56 AM 46.9 °F - 45.0 °F 93% 30.09 in 0.2 mi Variable 5.8 mph - N/A Fog Fog
2:18 AM 46.4 °F 42.9 °F 44.6 °F 93% 30.12 in 0.2 mi SW 6.9 mph - N/A Fog Fog
2:56 AM 46.9 °F - 45.0 °F 93% 30.08 in 0.2 mi Variable 4.6 mph - N/A Fog Fog
4:44 AM 46.4 °F 43.5 °F 44.6 °F 93% 30.10 in 5.0 mi Variable 5.8 mph - N/A   Overcast
5:11 AM 46.4 °F 42.9 °F 44.6 °F 93% 30.10 in 0.2 mi Variable 6.9 mph - N/A Fog Fog
9:07 AM 46.4 °F 43.5 °F 44.6 °F 93% 30.12 in 0.2 mi Variable 5.8 mph - N/A Fog Fog
10:56 AM 46.9 °F - 45.0 °F 93% 30.14 in 8.0 mi Variable 4.6 mph - N/A   Partly Cloudy
8:37 PM 44.6 °F 41.4 °F 42.8 °F 93% 30.13 in 0.2 mi WSW 5.8 mph - N/A Fog Fog
9:56 PM 44.1 °F 41.5 °F 42.1 °F 93% 30.14 in 0.2 mi Variable 4.6 mph - N/A Fog Fog