Weather Service Report


806 
CDUS46 KSEW 020126
CLISEA


CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE WA                                  
626 PM PDT SAT AUG 1 2015


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

...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR AUGUST 1 2015...
VALID TODAY AS OF 0600 PM LOCAL TIME.

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)                                                     
 TODAY                                                               
  MAXIMUM         92R   433 PM  92    1949  77     15       84       
  MINIMUM         60    501 AM  50    1954  57      3       59       
                                      1953                          
  AVERAGE         76                        67      9       72      
                                                                     
PRECIPITATION (IN)                                                   
  TODAY            0.00          0.52 1964   0.02  -0.02      T      
  MONTH TO DATE    0.00                      0.02  -0.02      T      
  SINCE OCT 1     32.71                     35.13  -2.42    35.07    
  SINCE JAN 1     16.33                     19.73  -3.40    28.08    
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  TODAY            0                         1     -1        0       
  MONTH TO DATE    0                         1     -1        0       
  SINCE JUN 1     31                       194   -163      108       
  SINCE JUL 1      2                        50    -48       14       
                                                                     
 COOLING                                                             
  TODAY           11                         3      8        7       
  MONTH TO DATE   11                         3      8        7       
  SINCE JUN 1    332                        95    237      170       
  SINCE JAN 1    339                       101    238      185       
..................................................................


WIND (MPH)                                                           
  RESULTANT WIND SPEED   4   RESULTANT WIND DIRECTION   N (340)      
  HIGHEST WIND SPEED    14   HIGHEST WIND DIRECTION     N (350)      
  HIGHEST GUST SPEED    17   HIGHEST GUST DIRECTION     N (350)      
  AVERAGE WIND SPEED     5.6                                         

                                                                     
SKY COVER                                                            
  AVERAGE SKY COVER 0.3                                              

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

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    60           500 AM                                     
 LOWEST     21           200 PM                                     
 AVERAGE    41                                                       

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

                                                                     
THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   77        89      2009                    
                                             1977                    
 MINIMUM TEMPERATURE (F)   57        46      1953                    

                                                                     
SUNRISE AND SUNSET                                                   
AUGUST  1 2015........SUNRISE   547 AM PDT   SUNSET   843 PM PDT   
AUGUST  2 2015........SUNRISE   548 AM PDT   SUNSET   842 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