AFOS product CLIAPC
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CDUS46 KMTR 050829
CLIAPC


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA                      
129 AM PDT FRI APR 5 2013


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

...THE NAPA AIRPORT  CLIMATE SUMMARY FOR APRIL 4 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         63    319 PM  74    2011  67     -4       61       
  MINIMUM         52    501 AM  34    2009  41     11       36       
  AVERAGE         58                        54      4       49      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.36                                      0.00    
  MONTH TO DATE    0.63                                      0.00    
  SINCE JUL 1      9.41                                     15.55    
  SINCE JAN 1      1.62                                     11.97    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0                                               
  MONTH TO DATE    0.0                                               
  SINCE MAR 1      0.0                                               
  SINCE JUL 1      0.0                                               
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY        7                                        16       
  MONTH TO DATE   29                                        53       
  SINCE MAR 1    389                                       477       
  SINCE JUL 1   2594                                      2741       
                                                                     
 COOLING                                                             
  YESTERDAY        0                                         0       
  MONTH TO DATE    0                                         0       
  SINCE MAR 1      0                                         0       
  SINCE JAN 1      0                                         0       
..................................................................


WIND (MPH)                                                           
  RESULTANT WIND SPEED   9   RESULTANT WIND DIRECTION  SW (210)      
  HIGHEST WIND SPEED    22   HIGHEST WIND DIRECTION    SW (220)      
  HIGHEST GUST SPEED    25   HIGHEST GUST DIRECTION    SW (220)      
  AVERAGE WIND SPEED     8.8                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 1.0                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  RAIN                                                               
  LIGHT RAIN                                                         
  FOG                                                                

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    96           300 AM                                     
 LOWEST     78          1200 PM                                     
 AVERAGE    87                                                       

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

                                                                     
THE NAPA AIRPORT  CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   67        74      2009                    
 MINIMUM TEMPERATURE (F)   41        31      2003                    

                                                                     
SUNRISE AND SUNSET                                                   
APRIL  5 2013.........SUNRISE   648 AM PDT   SUNSET   736 PM PDT   
APRIL  6 2013.........SUNRISE   646 AM PDT   SUNSET   737 PM PDT   

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




$$