AFOS product CLIAPC
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CDUS46 KMTR 040828
CLIAPC


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA                      
128 AM PDT THU JUL 4 2013


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

...THE NAPA AIRPORT  CLIMATE SUMMARY FOR JULY 3 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         90    102 PM  99    2001  79     11       79       
  MINIMUM         58    513 AM  45    2003  52      6       50       
  AVERAGE         74                        66      8       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      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                                         0       
  MONTH TO DATE    0                                         0       
  SINCE JUN 1     30                                        61       
  SINCE JUL 1      0                                         0       
                                                                     
 COOLING                                                             
  YESTERDAY        9                                         0       
  MONTH TO DATE   25                                         4       
  SINCE JUN 1    102                                        51       
  SINCE JAN 1    122                                        65       
..................................................................


WIND (MPH)                                                           
  RESULTANT WIND SPEED   8   RESULTANT WIND DIRECTION   S (200)      
  HIGHEST WIND SPEED    20   HIGHEST WIND DIRECTION     S (190)      
  HIGHEST GUST SPEED    35   HIGHEST GUST DIRECTION    NW (320)      
  AVERAGE WIND SPEED     8.1                                         

                                                                     
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    93           400 AM                                     
 LOWEST     39           100 PM                                     
 AVERAGE    66                                                       

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

                                                                     
THE NAPA AIRPORT  CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   79        93      2007                    
 MINIMUM TEMPERATURE (F)   52        45      1999                    

                                                                     
SUNRISE AND SUNSET                                                   
JULY  4 2013..........SUNRISE   551 AM PDT   SUNSET   836 PM PDT   
JULY  5 2013..........SUNRISE   552 AM PDT   SUNSET   836 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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