AFOS product CLIAPC
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CDUS46 KMTR 130826
CLIAPC


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA                      
126 AM PDT SAT OCT 13 2018


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

...THE NAPA AIRPORT  CLIMATE SUMMARY FOR OCTOBER 12 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         84    306 PM  95    2014  75      9       71       
                                      2001                          
  MINIMUM         43    532 AM  38    2017  44     -1       38       
                                      2002                          
  AVERAGE         64                        60      4       55      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00                                      0.00    
  MONTH TO DATE    0.00                                      0.00    
  SINCE OCT 1      0.00                                      0.00    
  SINCE JAN 1     12.77                                     28.18    
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY        1                                        10       
  MONTH TO DATE   21                                        46       
  SINCE SEP 1     91                                        83       
  SINCE JUL 1    132                                        93       
                                                                     
 COOLING                                                             
  YESTERDAY        0                                         0       
  MONTH TO DATE   28                                         1       
  SINCE SEP 1     30                                       133       
  SINCE JAN 1    182                                       515       
..................................................................


WIND (MPH)                                                           
  RESULTANT WIND SPEED   3   RESULTANT WIND DIRECTION  SW (220)      
  HIGHEST WIND SPEED    13   HIGHEST WIND DIRECTION     W (270)      
  HIGHEST GUST SPEED    14   HIGHEST GUST DIRECTION     W (270)      
  AVERAGE WIND SPEED     4.2                                         

                                                                     
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           200 AM                                     
 LOWEST     19           300 PM                                     
 AVERAGE    56                                                       

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

                                                                     
THE NAPA AIRPORT  CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   75        94      2010                    
 MINIMUM TEMPERATURE (F)   43        35      2017                    

                                                                     
SUNRISE AND SUNSET                                                   
OCTOBER 13 2018.......SUNRISE   716 AM PDT   SUNSET   634 PM PDT   
OCTOBER 14 2018.......SUNRISE   717 AM PDT   SUNSET   632 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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