AFOS product CLIAPC
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CDUS46 KMTR 140826
CLIAPC


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA                      
126 AM PDT SUN OCT 14 2018


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

...THE NAPA AIRPORT  CLIMATE SUMMARY FOR OCTOBER 13 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         74    118 PM  94    2010  75     -1       74       
  MINIMUM         42    639 AM  35    2017  43     -1       35       
  AVERAGE         58                        59     -1       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        7                                        10       
  MONTH TO DATE   28                                        56       
  SINCE SEP 1     98                                        93       
  SINCE JUL 1    139                                       103       
                                                                     
 COOLING                                                             
  YESTERDAY        0                                         0       
  MONTH TO DATE   28                                         1       
  SINCE SEP 1     30                                       133       
  SINCE JAN 1    182                                       515       
..................................................................


WIND (MPH)                                                           
  RESULTANT WIND SPEED   4   RESULTANT WIND DIRECTION   S (200)      
  HIGHEST WIND SPEED    17   HIGHEST WIND DIRECTION     S (190)      
  HIGHEST GUST SPEED    26   HIGHEST GUST DIRECTION     S (170)      
  AVERAGE WIND SPEED     5.8                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.0                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  FOG                                                                

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    89          1000 PM                                     
 LOWEST     46           100 PM                                     
 AVERAGE    68                                                       

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

                                                                     
THE NAPA AIRPORT  CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   75        91      2010                    
 MINIMUM TEMPERATURE (F)   43        37      2013                    

                                                                     
SUNRISE AND SUNSET                                                   
OCTOBER 14 2018.......SUNRISE   717 AM PDT   SUNSET   632 PM PDT   
OCTOBER 15 2018.......SUNRISE   718 AM PDT   SUNSET   631 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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