AFOS product CLIAPC
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145 
CDUS46 KMTR 250027
CLIAPC


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA                      
427 PM PST SAT NOV 24 2018


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

...THE NAPA AIRPORT  CLIMATE SUMMARY FOR NOVEMBER 24 2018...
VALID TODAY AS OF 0400 PM LOCAL TIME.

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)                                                     
 TODAY                                                               
  MAXIMUM         64    302 PM  69    2017  60      4       69       
  MINIMUM         54    622 AM  24    2007  38     16       47       
  AVERAGE         59                        49     10       58      
                                                                     
PRECIPITATION (IN)                                                   
  TODAY            0.00                                      0.00    
  MONTH TO DATE    0.65                                      2.27    
  SINCE OCT 1      0.65                                      2.46    
  SINCE JAN 1     13.42                                     30.64    
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  TODAY            6                                         7       
  MONTH TO DATE  268                                       255       
  SINCE SEP 1    461                                       437       
  SINCE JUL 1    502                                       447       
                                                                     
 COOLING                                                             
  TODAY            0                                         0       
  MONTH TO DATE    0                                         0       
  SINCE SEP 1     30                                       148       
  SINCE JAN 1    182                                       530       
..................................................................


WIND (MPH)                                                           
  RESULTANT WIND SPEED   6   RESULTANT WIND DIRECTION  SW (230)      
  HIGHEST WIND SPEED    17   HIGHEST WIND DIRECTION     W (270)      
  HIGHEST GUST SPEED    20   HIGHEST GUST DIRECTION     W (270)      
  AVERAGE WIND SPEED     7.1                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.6                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED TODAY.                            
  FOG                                                                

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST   100           800 AM                                     
 LOWEST     67           200 PM                                     
 AVERAGE    84                                                       

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

                                                                     
THE NAPA AIRPORT  CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   60        72      2002                    
 MINIMUM TEMPERATURE (F)   37        25      2003                    

                                                                     
SUNRISE AND SUNSET                                                   
NOVEMBER 24 2018......SUNRISE   700 AM PST   SUNSET   451 PM PST   
NOVEMBER 25 2018......SUNRISE   701 AM PST   SUNSET   451 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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