AFOS product CLIAPC
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CDUS46 KMTR 090834
CLIAPC


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA                      
134 AM PDT SAT MAY 9 2015


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

...THE NAPA AIRPORT  CLIMATE SUMMARY FOR MAY 8 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    147 PM  92    2001  71     -4       64       
  MINIMUM         40    432 AM  36    1999  44     -4       48       
  AVERAGE         54                        58     -4       56      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        T                                         0.00    
  MONTH TO DATE    T                                         0.00    
  SINCE OCT 1     16.26                                      9.63    
  SINCE JAN 1      3.87                                      8.27    
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       11                                         9       
  MONTH TO DATE   66                                        52       
  SINCE MAR 1    655                                       606       
  SINCE JUL 1   2383                                      2813       
                                                                     
 COOLING                                                             
  YESTERDAY        0                                         0       
  MONTH TO DATE    0                                         1       
  SINCE MAR 1      1                                         2       
  SINCE JAN 1      1                                         2       
..................................................................


WIND (MPH)                                                           
  RESULTANT WIND SPEED   7   RESULTANT WIND DIRECTION   S (200)      
  HIGHEST WIND SPEED    23   HIGHEST WIND DIRECTION     S (190)      
  HIGHEST GUST SPEED    28   HIGHEST GUST DIRECTION     S (200)      
  AVERAGE WIND SPEED     9.9                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.3                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  FOG                                                                

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST   100           600 AM                                     
 LOWEST     58          1200 PM                                     
 AVERAGE    79                                                       

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

                                                                     
THE NAPA AIRPORT  CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   71        81      2001                    
 MINIMUM TEMPERATURE (F)   45        33      2003                    

                                                                     
SUNRISE AND SUNSET                                                   
MAY  9 2015...........SUNRISE   604 AM PDT   SUNSET   808 PM PDT   
MAY 10 2015...........SUNRISE   603 AM PDT   SUNSET   809 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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