AFOS product CLIAPC
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CDUS46 KMTR 140832
CLIAPC


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA                      
132 AM PDT TUE APR 14 2015


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

...THE NAPA AIRPORT  CLIMATE SUMMARY FOR APRIL 13 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         67    245 PM  85    2008  68     -1       71       
  MINIMUM         37    545 AM  35    2007  41     -4       48       
  AVERAGE         52                        54     -2       60      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00                                      0.00    
  MONTH TO DATE    1.01                                      0.98    
  SINCE OCT 1     15.84                                      8.64    
  SINCE JAN 1      3.45                                      7.28    
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       13                                         5       
  MONTH TO DATE  162                                       109       
  SINCE MAR 1    457                                       412       
  SINCE JUL 1   2185                                      2619       
                                                                     
 COOLING                                                             
  YESTERDAY        0                                         0       
  MONTH TO DATE    0                                         0       
  SINCE MAR 1      0                                         0       
  SINCE JAN 1      0                                         0       
..................................................................


WIND (MPH)                                                           
  RESULTANT WIND SPEED  10   RESULTANT WIND DIRECTION   W (260)      
  HIGHEST WIND SPEED    32   HIGHEST WIND DIRECTION     W (250)      
  HIGHEST GUST SPEED    42   HIGHEST GUST DIRECTION     W (250)      
  AVERAGE WIND SPEED    11.9                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.2                                              

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

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST   100           300 AM                                     
 LOWEST     48           200 PM                                     
 AVERAGE    74                                                       

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

                                                                     
THE NAPA AIRPORT  CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   68        79      1999                    
 MINIMUM TEMPERATURE (F)   41        30      2009                    

                                                                     
SUNRISE AND SUNSET                                                   
APRIL 14 2015.........SUNRISE   635 AM PDT   SUNSET   744 PM PDT   
APRIL 15 2015.........SUNRISE   634 AM PDT   SUNSET   745 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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