CLIMATOLOGICAL REPORT (DAILY)

 
 CDUS46 KSEW 250827
 CLISEA
 
 
 CLIMATE REPORT
 NATIONAL WEATHER SERVICE SEATTLE WA                                 
 1226 AM PST WED NOV 25 2009
 
 
 ................................... 
 
 ...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR NOVEMBER 24 2009...
 
 CLIMATE NORMAL PERIOD 1971 TO 2000
 CLIMATE RECORD PERIOD 1945 TO 2009
 
 
 WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                 VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                   NORMAL             
 ..................................................................
 TEMPERATURE (F)                                                     
  YESTERDAY                                                           
   MAXIMUM         51    610 PM  59    1995  48      3       50       
                                       1983                          
   MINIMUM         45   1151 PM  16    1985  38      7       36       
   AVERAGE         48                        43      5       43      
                                                                      
 PRECIPITATION (IN)                                                   
   YESTERDAY        0.20          2.93 1990   0.21  -0.01     0.00    
   MONTH TO DATE    7.26                      4.66   2.60     6.36    
   SINCE OCT 1     12.80                      7.85   4.95     8.53    
   SINCE JAN 1     33.99                     30.21   3.78    26.47    
                                                                      
 SNOWFALL (IN)                                                        
   YESTERDAY        0.0           0.2  1958                   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                                                             
   YESTERDAY       17                        22     -5       22       
   MONTH TO DATE  436                       459    -23      360       
   SINCE SEP 1    920                       980    -60      888       
   SINCE JUL 1    985                      1080    -95      983       
                                                                      
  COOLING                                                             
   YESTERDAY        0                         0      0        0       
   MONTH TO DATE    0                         0      0        0       
   SINCE SEP 1     28                        19      9        8       
   SINCE JAN 1    314                       173    141      193       
 ..................................................................
 
 
 WIND (MPH)                                                           
   RESULTANT WIND SPEED   1   RESULTANT WIND DIRECTION   S (160)      
   HIGHEST WIND SPEED    12   HIGHEST WIND DIRECTION    SE (140)      
   HIGHEST GUST SPEED    16   HIGHEST GUST DIRECTION     S (170)      
   AVERAGE WIND SPEED     2.3                                         
 
                                                                      
 SKY COVER                                                            
   AVERAGE SKY COVER 0.8                                              
 
                                                                      
 WEATHER CONDITIONS                                                  
  THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
   LIGHT RAIN                                                         
   FOG                                                                
   FOG W/VISIBILITY <= 1/4 MILE                                       
 
                                                                      
 RELATIVE HUMIDITY (PERCENT)                                          
  HIGHEST   100           300 AM                                     
  LOWEST     93           900 AM                                     
  AVERAGE    97                                                       
 
 ..........................................................
 
                                                                      
 THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TODAY
                          NORMAL    RECORD    YEAR                    
  MAXIMUM TEMPERATURE (F)   48        59      1977                    
                                              1949                    
  MINIMUM TEMPERATURE (F)   38        18      1985                    
 
                                                                      
 SUNRISE AND SUNSET                                                   
 NOVEMBER 25 2009......SUNRISE   729 AM PST   SUNSET   424 PM PST   
 NOVEMBER 26 2009......SUNRISE   730 AM PST   SUNSET   423 PM PST   
 
                                                                     
 -  INDICATES NEGATIVE NUMBERS.                                      
 R  INDICATES RECORD WAS SET OR TIED.                                
 MM INDICATES DATA IS MISSING.                                       
 T  INDICATES TRACE AMOUNT.