AFOS product CLIAPC
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070 
CDUS46 KMTR 280845
CLIAPC


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA                      
145 AM PDT MON OCT 28 2013


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

...THE NAPA AIRPORT  CLIMATE SUMMARY FOR OCTOBER 27 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   1255 PM  90    2003  71     -6       80       
  MINIMUM         41    505 AM  32    2011  41      0       47       
  AVERAGE         53                        56     -3       64      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.01                                      0.00    
  MONTH TO DATE    0.01                                      1.13    
  SINCE JUL 1      0.85                                      1.13    
  SINCE JAN 1      2.82                                     14.90    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY       MM                                                 
  MONTH TO DATE    0.0                                               
  SINCE SEP 1      0.0                                               
  SINCE JUL 1      0.0                                               
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       12                                         1       
  MONTH TO DATE  191                                       111       
  SINCE SEP 1    219                                       191       
  SINCE JUL 1    255                                       246       
                                                                     
 COOLING                                                             
  YESTERDAY        0                                         0       
  MONTH TO DATE    4                                        36       
  SINCE SEP 1     66                                        51       
  SINCE JAN 1    303                                       204       
..................................................................


WIND (MPH)                                                           
  RESULTANT WIND SPEED  11   RESULTANT WIND DIRECTION   W (250)      
  HIGHEST WIND SPEED    32   HIGHEST WIND DIRECTION    SW (230)      
  HIGHEST GUST SPEED    47   HIGHEST GUST DIRECTION    SW (220)      
  AVERAGE WIND SPEED    12.7                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.5                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  FOG                                                                
  FOG W/VISIBILITY <= 1/4 MILE                                       

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST   100           500 AM                                     
 LOWEST     52           100 PM                                     
 AVERAGE    76                                                       

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

                                                                     
THE NAPA AIRPORT  CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   71        88      2003                    
 MINIMUM TEMPERATURE (F)   41        33      2004                    

                                                                     
SUNRISE AND SUNSET                                                   
OCTOBER 28 2013.......SUNRISE   731 AM PDT   SUNSET   614 PM PDT   
OCTOBER 29 2013.......SUNRISE   732 AM PDT   SUNSET   613 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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