AFOS product CLIAPC
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CDUS46 KMTR 310842
CLIAPC


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA                      
142 AM PDT SUN AUG 31 2014


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

...THE NAPA AIRPORT  CLIMATE SUMMARY FOR AUGUST 30 2014...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1998 TO 2014


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         88    400 PM  95    2007  81      7       92       
  MINIMUM         51    555 AM  44    2010  52     -1       53       
  AVERAGE         70                        66      4       73      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00                                      0.00    
  MONTH TO DATE    0.07                                      0.00    
  SINCE JUL 1      0.07                                      0.00    
  SINCE JAN 1      8.34                                      1.97    
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY        0                                         0       
  MONTH TO DATE   12                                        16       
  SINCE JUN 1     65                                        66       
  SINCE JUL 1     22                                        36       
                                                                     
 COOLING                                                             
  YESTERDAY        5                                         8       
  MONTH TO DATE   43                                        85       
  SINCE JUN 1    160                                       213       
  SINCE JAN 1    171                                       233       
..................................................................


WIND (MPH)                                                           
  RESULTANT WIND SPEED   7   RESULTANT WIND DIRECTION  SW (220)      
  HIGHEST WIND SPEED    23   HIGHEST WIND DIRECTION    SW (240)      
  HIGHEST GUST SPEED    27   HIGHEST GUST DIRECTION    SW (240)      
  AVERAGE WIND SPEED     8.3                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.0                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  FOG                                                                

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST   100           500 AM                                     
 LOWEST     26           400 PM                                     
 AVERAGE    63                                                       

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

                                                                     
THE NAPA AIRPORT  CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   81        94      2005                    
 MINIMUM TEMPERATURE (F)   52        42      2008                    

                                                                     
SUNRISE AND SUNSET                                                   
AUGUST 31 2014........SUNRISE   638 AM PDT   SUNSET   740 PM PDT   
SEPTEMBER  1 2014.....SUNRISE   639 AM PDT   SUNSET   739 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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