AFOS product CLIAPC
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CDUS46 KMTR 110845
CLIAPC


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA                      
145 AM PDT TUE JUN 11 2013


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

...THE NAPA AIRPORT  CLIMATE SUMMARY FOR JUNE 10 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         70    214 PM  94    2008  78     -8       93       
  MINIMUM         54   1148 PM  45    2001  49      5       54       
  AVERAGE         62                        64     -2       74      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00                                      0.00    
  MONTH TO DATE    0.00                                      0.05    
  SINCE JUL 1      9.57                                     17.35    
  SINCE JAN 1      1.78                                     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        3                                         0       
  MONTH TO DATE   10                                        29       
  SINCE JUN 1     10                                        29       
  SINCE JUL 1   2855                                      3133       
                                                                     
 COOLING                                                             
  YESTERDAY        0                                         9       
  MONTH TO DATE   17                                        13       
  SINCE JUN 1     17                                        13       
  SINCE JAN 1     37                                        27       
..................................................................


WIND (MPH)                                                           
  RESULTANT WIND SPEED  10   RESULTANT WIND DIRECTION  SW (240)      
  HIGHEST WIND SPEED    22   HIGHEST WIND DIRECTION     S (200)      
  HIGHEST GUST SPEED    25   HIGHEST GUST DIRECTION    SW (230)      
  AVERAGE WIND SPEED    11.5                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.7                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  THUNDERSTORM                                                       
  FOG                                                                

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    86           500 AM                                     
 LOWEST     55           200 PM                                     
 AVERAGE    71                                                       

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

                                                                     
THE NAPA AIRPORT  CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   78        94      2008                    
 MINIMUM TEMPERATURE (F)   49        43      2000                    

                                                                     
SUNRISE AND SUNSET                                                   
JUNE 11 2013..........SUNRISE   545 AM PDT   SUNSET   833 PM PDT   
JUNE 12 2013..........SUNRISE   545 AM PDT   SUNSET   833 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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