AFOS product CLIAPC
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CDUS46 KMTR 270826
CLIAPC


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA                      
126 AM PDT SAT OCT 27 2018


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

...THE NAPA AIRPORT  CLIMATE SUMMARY FOR OCTOBER 26 2018...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1998 TO 2018


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         79        MM  91    2003  72      7       90        
  MINIMUM         50    700 AM  37    2010  42      8       46       
  AVERAGE         65                        56      9       68      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00                                      0.00    
  MONTH TO DATE    0.00                                      0.19    
  SINCE OCT 1      0.00                                      0.19    
  SINCE JAN 1     12.77                                     28.37    
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY        0                                         0       
  MONTH TO DATE  107                                       112       
  SINCE SEP 1    177                                       149       
  SINCE JUL 1    218                                       159       
                                                                     
 COOLING                                                             
  YESTERDAY        0                                         3       
  MONTH TO DATE   28                                        15       
  SINCE SEP 1     30                                       147       
  SINCE JAN 1    182                                       529       
..................................................................


WIND (MPH)                                                           
  RESULTANT WIND SPEED   2   RESULTANT WIND DIRECTION   S (200)      
  HIGHEST WIND SPEED     8   HIGHEST WIND DIRECTION     S (200)      
  HIGHEST GUST SPEED    MM   HIGHEST GUST DIRECTION    MM            
  AVERAGE WIND SPEED     4.6                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.0                                              

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

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    93          1100 PM                                     
 LOWEST     35           400 PM                                     
 AVERAGE    64                                                       

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

                                                                     
THE NAPA AIRPORT  CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   71        90      2003                    
 MINIMUM TEMPERATURE (F)   41        32      2011                    

                                                                     
SUNRISE AND SUNSET                                                   
OCTOBER 27 2018.......SUNRISE   730 AM PDT   SUNSET   615 PM PDT   
OCTOBER 28 2018.......SUNRISE   731 AM PDT   SUNSET   614 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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