AFOS product CLIAPC
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CDUS46 KMTR 150837
CLIAPC


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA                      
1237 AM PST THU NOV 15 2018


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

...THE NAPA AIRPORT  CLIMATE SUMMARY FOR NOVEMBER 14 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         64    233 PM  85    2010  64      0       64       
  MINIMUM         31R   559 AM  33    2009  39     -8       43       
  AVERAGE         48                        52     -4       54      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00                                      0.00    
  MONTH TO DATE    0.00                                      0.87    
  SINCE OCT 1      0.00                                      1.06    
  SINCE JAN 1     12.77                                     29.24    
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       17                                        11       
  MONTH TO DATE  133                                       150       
  SINCE SEP 1    326                                       332       
  SINCE JUL 1    367                                       342       
                                                                     
 COOLING                                                             
  YESTERDAY        0                                         0       
  MONTH TO DATE    0                                         0       
  SINCE SEP 1     30                                       148       
  SINCE JAN 1    182                                       530       
..................................................................


WIND (MPH)                                                           
  RESULTANT WIND SPEED   1   RESULTANT WIND DIRECTION  NW (330)      
  HIGHEST WIND SPEED     8   HIGHEST WIND DIRECTION     N (20)       
  HIGHEST GUST SPEED    10   HIGHEST GUST DIRECTION     N (10)       
  AVERAGE WIND SPEED     3.5                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.5                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  HAZE                                                               

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    75          1200 AM                                     
 LOWEST     29          1200 PM                                     
 AVERAGE    52                                                       

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

                                                                     
THE NAPA AIRPORT  CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   64        84      2010                    
                                             2005                    
 MINIMUM TEMPERATURE (F)   39        28      2009                    

                                                                     
SUNRISE AND SUNSET                                                   
NOVEMBER 15 2018......SUNRISE   650 AM PST   SUNSET   457 PM PST   
NOVEMBER 16 2018......SUNRISE   651 AM PST   SUNSET   456 PM PST   

                                                                    
-  INDICATES NEGATIVE NUMBERS.                                      
R  INDICATES RECORD WAS SET OR TIED.                                
MM INDICATES DATA IS MISSING.                                       
T  INDICATES TRACE AMOUNT.                                          




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