Weather Service Report


334 
CDUS46 KSEW 060830
CLISEA


CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE WA                                  
1229 AM PST FRI MAR 6 2015


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

...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR MARCH 5 2015...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1945 TO 2015


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         56    357 PM  66    1965  52      4       60       
  MINIMUM         37    637 AM  13    1955  38     -1       51       
  AVERAGE         47                        45      2       56      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          2.70 1972   0.13  -0.13     1.84    
  MONTH TO DATE    0.00                      0.65  -0.65     3.68    
  SINCE OCT 1     25.31                     25.12   0.19    20.48    
  SINCE JAN 1      8.93                      9.72  -0.79    13.49    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0           2.2  1951                   0.0     
  MONTH TO DATE    0.0                                        T      
  SINCE OCT 1      0.8                                       4.0     
  SINCE JUL 1      0.8                                       4.0     
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       18                        20     -2        9       
  MONTH TO DATE  104                       100      4       76       
  SINCE MAR 1    104                       100      4       76       
  SINCE JUL 1   2607                      3354   -747     3151       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    0                         0      0        0       
  SINCE MAR 1      0                         0      0        0       
  SINCE JAN 1      0                         0      0        0       
..................................................................


WIND (MPH)                                                           
  RESULTANT WIND SPEED   1   RESULTANT WIND DIRECTION   N (350)      
  HIGHEST WIND SPEED     8   HIGHEST WIND DIRECTION    NE (40)       
  HIGHEST GUST SPEED    12   HIGHEST GUST DIRECTION    SE (140)      
  AVERAGE WIND SPEED     3.0                                         

                                                                     
SKY COVER                                                            
  AVERAGE SKY COVER 0.7                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  NO SIGNIFICANT WEATHER WAS OBSERVED.                               

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    70           400 AM                                     
 LOWEST     30           200 PM                                     
 AVERAGE    50                                                       

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

                                                                     
THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   52        68      2007                    
 MINIMUM TEMPERATURE (F)   38        26      1951                    

                                                                     
SUNRISE AND SUNSET                                                   
MARCH  6 2015.........SUNRISE   640 AM PST   SUNSET   601 PM PST   
MARCH  7 2015.........SUNRISE   638 AM PST   SUNSET   603 PM PST   

                                                                    
-  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