AFOS product CLIAPC
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746 
CDUS46 KMTR 270828
CLIAPC


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA                      
128 AM PDT WED MAR 27 2013


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

...THE NAPA AIRPORT  CLIMATE SUMMARY FOR MARCH 26 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         65    301 PM  72    2009  65      0       59       
  MINIMUM         43    606 AM  34    2000  40      3       37       
  AVERAGE         54                        53      1       48      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00                                      0.00    
  MONTH TO DATE    0.15                                      4.81    
  SINCE JUL 1      8.56                                     13.67    
  SINCE JAN 1      0.77                                     10.09    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0                                               
  MONTH TO DATE    0.0                                               
  SINCE MAR 1      0.0                                               
  SINCE JUL 1      0.0                                               
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       11                                        17       
  MONTH TO DATE  327                                       376       
  SINCE MAR 1    327                                       376       
  SINCE JUL 1   2532                                      2640       
                                                                     
 COOLING                                                             
  YESTERDAY        0                                         0       
  MONTH TO DATE    0                                         0       
  SINCE MAR 1      0                                         0       
  SINCE JAN 1      0                                         0       
..................................................................


WIND (MPH)                                                           
  RESULTANT WIND SPEED   7   RESULTANT WIND DIRECTION   W (250)      
  HIGHEST WIND SPEED    20   HIGHEST WIND DIRECTION     W (260)      
  HIGHEST GUST SPEED    MM   HIGHEST GUST DIRECTION    NW (330)      
  AVERAGE WIND SPEED     7.4                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.3                                              

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

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    92           500 AM                                     
 LOWEST     56           300 PM                                     
 AVERAGE    74                                                       

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

                                                                     
THE NAPA AIRPORT  CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   66        80      2009                    
 MINIMUM TEMPERATURE (F)   40        32      2008                    

                                                                     
SUNRISE AND SUNSET                                                   
MARCH 27 2013.........SUNRISE   701 AM PDT   SUNSET   728 PM PDT   
MARCH 28 2013.........SUNRISE   700 AM PDT   SUNSET   729 PM PDT   

                                                                    
-  INDICATES NEGATIVE NUMBERS.                                      
R  INDICATES RECORD WAS SET OR TIED.                                
MM INDICATES DATA IS MISSING.                                       
T  INDICATES TRACE AMOUNT.                                          




$$