Weather Service Report


621 
CDUS46 KSEW 260122
CLISEA


CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE WA                                  
622 PM PDT SAT OCT 25 2014


................................... 

...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR OCTOBER 25 2014...
VALID TODAY AS OF 0600 PM LOCAL TIME.

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1945 TO 2014


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 TODAY                                                               
  MAXIMUM         62    440 PM  67    1982  57      5       54       
                                      1965                          
  MINIMUM         47    520 AM  31    1954  44      3       46       
  AVERAGE         55                        50      5       50      
                                                                     
PRECIPITATION (IN)                                                   
  TODAY            0.09          1.16 1986   0.14  -0.05     0.00    
  MONTH TO DATE    4.32                      2.52   1.80     1.44    
  SINCE OCT 1      4.32                      2.52   1.80     1.44    
  SINCE JAN 1     36.44                     24.61  11.83    27.01    
                                                                     
SNOWFALL (IN)                                                        
  TODAY            0.0          MM      MM                   0.0     
  MONTH TO DATE    0.0                                       0.0     
  SINCE OCT 1      0.0                                       0.0     
  SINCE JUL 1      0.0                                       0.0     
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  TODAY           10                        15     -5       15       
  MONTH TO DATE  144                       286   -142      322       
  SINCE SEP 1    186                       418   -232      418       
  SINCE JUL 1    209                       503   -294      433       
                                                                     
 COOLING                                                             
  TODAY            0                         0      0        0       
  MONTH TO DATE    2                         0      2        0       
  SINCE SEP 1     46                        21     25       55       
  SINCE JAN 1    369                       189    180      385       
..................................................................


WIND (MPH)                                                           
  RESULTANT WIND SPEED   2   RESULTANT WIND DIRECTION   N (340)      
  HIGHEST WIND SPEED    25   HIGHEST WIND DIRECTION     S (160)      
  HIGHEST GUST SPEED    33   HIGHEST GUST DIRECTION     S (170)      
  AVERAGE WIND SPEED     6.0                                         

                                                                     
SKY COVER                                                            
  AVERAGE SKY COVER 0.9                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED TODAY.                            
  LIGHT RAIN                                                         
  FOG                                                                

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    93           100 AM                                     
 LOWEST     69           200 PM                                     
 AVERAGE    81                                                       

..........................................................

                                                                     
THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   56        65      1998                    
 MINIMUM TEMPERATURE (F)   44        29      1954                    

                                                                     
SUNRISE AND SUNSET                                                   
OCTOBER 25 2014.......SUNRISE   743 AM PDT   SUNSET   603 PM PDT   
OCTOBER 26 2014.......SUNRISE   744 AM PDT   SUNSET   602 PM PDT   

                                                                    
-  INDICATES NEGATIVE NUMBERS.                                      
R  INDICATES RECORD WAS SET OR TIED.                                
MM INDICATES DATA IS MISSING.                                       
T  INDICATES TRACE AMOUNT.                                          




$$


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Western Regional Climate Center, wrcc@dri.edu