AFOS product CLIAPC
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531 
CDUS46 KMTR 270830
CLIAPC


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA                      
130 AM PDT TUE AUG 27 2013


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

...THE NAPA AIRPORT  CLIMATE SUMMARY FOR AUGUST 26 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         82    321 PM  89    2008  81      1       75       
  MINIMUM         54   1159 PM  45    2005  52      2       53       
  AVERAGE         68                        66      2       64      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00                                      0.00    
  MONTH TO DATE    0.00                                       T      
  SINCE JUL 1      0.00                                       T      
  SINCE JAN 1      1.97                                     13.77    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0                                               
  MONTH TO DATE    0.0                                               
  SINCE JUN 1      0.0                                               
  SINCE JUL 1      0.0                                               
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY        0                                         1       
  MONTH TO DATE   16                                        24       
  SINCE JUN 1     66                                       111       
  SINCE JUL 1     36                                        50       
                                                                     
 COOLING                                                             
  YESTERDAY        3                                         0       
  MONTH TO DATE   61                                        37       
  SINCE JUN 1    189                                       128       
  SINCE JAN 1    209                                       142       
..................................................................


WIND (MPH)                                                           
  RESULTANT WIND SPEED   9   RESULTANT WIND DIRECTION  SW (240)      
  HIGHEST WIND SPEED    18   HIGHEST WIND DIRECTION    SW (230)      
  HIGHEST GUST SPEED    23   HIGHEST GUST DIRECTION    SW (230)      
  AVERAGE WIND SPEED     8.9                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.4                                              

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

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    84          1200 AM                                     
 LOWEST     36           300 PM                                     
 AVERAGE    60                                                       

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

                                                                     
THE NAPA AIRPORT  CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   81        98      2004                    
 MINIMUM TEMPERATURE (F)   52        44      2005                    

                                                                     
SUNRISE AND SUNSET                                                   
AUGUST 27 2013........SUNRISE   635 AM PDT   SUNSET   746 PM PDT   
AUGUST 28 2013........SUNRISE   636 AM PDT   SUNSET   744 PM PDT   

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




$$