AFOS product CLIAPC
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148 
CDUS46 KMTR 050836
CLIAPC


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA                      
136 AM PDT SAT OCT 5 2013


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

...THE NAPA AIRPORT  CLIMATE SUMMARY FOR OCTOBER 4 2013...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1998 TO 2013


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         84R   330 PM  83    2002  77      7       71       
  MINIMUM         53    836 PM  35    2009  45      8       56       
  AVERAGE         69                        61      8       64      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00                                      0.00    
  MONTH TO DATE    0.00                                      0.00    
  SINCE JUL 1      0.84                                       T      
  SINCE JAN 1      2.81                                     13.77    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0                                               
  MONTH TO DATE    0.0                                               
  SINCE SEP 1      0.0                                               
  SINCE JUL 1      0.0                                               
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY        0                                         1       
  MONTH TO DATE   18                                         1       
  SINCE SEP 1     46                                        81       
  SINCE JUL 1     82                                       136       
                                                                     
 COOLING                                                             
  YESTERDAY        4                                         0       
  MONTH TO DATE    4                                        22       
  SINCE SEP 1     66                                        37       
  SINCE JAN 1    303                                       190       
..................................................................


WIND (MPH)                                                           
  RESULTANT WIND SPEED  13   RESULTANT WIND DIRECTION   N (10)       
  HIGHEST WIND SPEED    37   HIGHEST WIND DIRECTION     N (10)       
  HIGHEST GUST SPEED    44   HIGHEST GUST DIRECTION     N (20)       
  AVERAGE WIND SPEED    14.1                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.0                                              

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

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    41           800 PM                                     
 LOWEST     10           100 PM                                     
 AVERAGE    26                                                       

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

                                                                     
THE NAPA AIRPORT  CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   77        87      2002                    
 MINIMUM TEMPERATURE (F)   45        36      2009                    

                                                                     
SUNRISE AND SUNSET                                                   
OCTOBER  5 2013.......SUNRISE   709 AM PDT   SUNSET   645 PM PDT   
OCTOBER  6 2013.......SUNRISE   710 AM PDT   SUNSET   644 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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