AFOS product CLIAPC
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CDUS46 KMTR 170826
CLIAPC


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA                      
126 AM PDT THU JUL 17 2014


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

...THE NAPA AIRPORT  CLIMATE SUMMARY FOR JULY 16 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         78    253 PM  92    2006  78      0       74       
  MINIMUM         60   1159 PM  48    2009  53      7       55       
  AVERAGE         69                        65      4       65      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00                                      0.00    
  MONTH TO DATE    0.00                                      0.00    
  SINCE JUL 1      0.00                                      0.00    
  SINCE JAN 1      8.27                                      1.97    
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY        0                                         0       
  MONTH TO DATE   10                                        14       
  SINCE JUN 1     53                                        44       
  SINCE JUL 1     10                                        14       
                                                                     
 COOLING                                                             
  YESTERDAY        4                                         0       
  MONTH TO DATE   20                                        38       
  SINCE JUN 1     61                                       115       
  SINCE JAN 1     72                                       135       
..................................................................


WIND (MPH)                                                           
  RESULTANT WIND SPEED  12   RESULTANT WIND DIRECTION   W (250)      
  HIGHEST WIND SPEED    22   HIGHEST WIND DIRECTION     W (270)      
  HIGHEST GUST SPEED    26   HIGHEST GUST DIRECTION     W (260)      
  AVERAGE WIND SPEED    13.8                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.2                                              

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

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    90           200 AM                                     
 LOWEST     50           300 PM                                     
 AVERAGE    70                                                       

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

                                                                     
THE NAPA AIRPORT  CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   78        99      2003                    
 MINIMUM TEMPERATURE (F)   53        47      2009                    

                                                                     
SUNRISE AND SUNSET                                                   
JULY 17 2014..........SUNRISE   600 AM PDT   SUNSET   831 PM PDT   
JULY 18 2014..........SUNRISE   600 AM PDT   SUNSET   830 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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