AFOS product CLIAPC
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CDUS46 KMTR 060827
CLIAPC


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA                      
1226 AM PST TUE FEB 6 2018


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

...THE NAPA AIRPORT  CLIMATE SUMMARY FOR FEBRUARY 5 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    327 PM  81    2011  58     16       61       
  MINIMUM         38    334 AM  30    1999  38      0       47       
  AVERAGE         56                        48      8       54      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00                                      0.52    
  MONTH TO DATE    0.00                                      2.08    
  SINCE OCT 1      6.63                                     23.14    
  SINCE JAN 1      3.60                                     14.19    
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY        9                                        11       
  MONTH TO DATE   45                                        53       
  SINCE DEC 1   1075                                      1104       
  SINCE JUL 1   1603                                      1608       
                                                                     
 COOLING                                                             
  YESTERDAY        0                                         0       
  MONTH TO DATE    0                                         0       
  SINCE DEC 1      0                                         0       
  SINCE JAN 1      0                                         0       
..................................................................


WIND (MPH)                                                           
  RESULTANT WIND SPEED   0   RESULTANT WIND DIRECTION   S (200)      
  HIGHEST WIND SPEED     8   HIGHEST WIND DIRECTION    SW (220)      
  HIGHEST GUST SPEED    11   HIGHEST GUST DIRECTION     S (200)      
  AVERAGE WIND SPEED     1.4                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.1                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  FOG                                                                
  FOG W/VISIBILITY <= 1/4 MILE                                       

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST   100           100 AM                                     
 LOWEST     49           300 PM                                     
 AVERAGE    75                                                       

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

                                                                     
THE NAPA AIRPORT  CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   58        80      2011                    
 MINIMUM TEMPERATURE (F)   38        28      2003                    

                                                                     
SUNRISE AND SUNSET                                                   
FEBRUARY  6 2018......SUNRISE   709 AM PST   SUNSET   538 PM PST   
FEBRUARY  7 2018......SUNRISE   708 AM PST   SUNSET   539 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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