AFOS product CLIAPC
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CDUS46 KMTR 170855
CLIAPC


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA                      
155 AM PDT WED JUN 17 2015


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

...THE NAPA AIRPORT  CLIMATE SUMMARY FOR JUNE 16 2015...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1998 TO 2015


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         75        MM  98    2012  79     -4       73        
  MINIMUM         53   1200 AM  38    2002  50      3       50       
  AVERAGE         64                        64      0       62      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00                                      0.00    
  MONTH TO DATE    0.13                                      0.00    
  SINCE OCT 1     16.39                                      9.63    
  SINCE JAN 1      4.00                                      8.27    
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY        1                                         3       
  MONTH TO DATE   27                                        32       
  SINCE JUN 1     27                                        32       
  SINCE JUL 1   2561                                      2924       
                                                                     
 COOLING                                                             
  YESTERDAY        0                                         0       
  MONTH TO DATE   23                                        15       
  SINCE JUN 1     23                                        15       
  SINCE JAN 1     24                                        26       
..................................................................


WIND (MPH)                                                           
  RESULTANT WIND SPEED   7   RESULTANT WIND DIRECTION   S (200)      
  HIGHEST WIND SPEED    15   HIGHEST WIND DIRECTION     S (190)      
  HIGHEST GUST SPEED    MM   HIGHEST GUST DIRECTION    MM            
  AVERAGE WIND SPEED     7.9                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.5                                              

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

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    93           200 AM                                     
 LOWEST     53           100 PM                                     
 AVERAGE    73                                                       

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

                                                                     
THE NAPA AIRPORT  CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   79        88      2006                    
 MINIMUM TEMPERATURE (F)   50        43      2014                    
                                             2010                    

                                                                     
SUNRISE AND SUNSET                                                   
JUNE 17 2015..........SUNRISE   545 AM PDT   SUNSET   835 PM PDT   
JUNE 18 2015..........SUNRISE   546 AM PDT   SUNSET   835 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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