AFOS product CLIAPC
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CLIAPC


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA                      
229 AM PDT WED AUG 24 2016


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

...THE NAPA AIRPORT  CLIMATE SUMMARY FOR AUGUST 23 2016...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1998 TO 2016


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         75    216 PM  96    2010  81     -6       76       
  MINIMUM         57   1159 PM  45    2005  52      5       58       
  AVERAGE         66                        66      0       67      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00                                      0.00    
  MONTH TO DATE    0.00                                      0.01    
  SINCE OCT 1     18.86                                     16.43    
  SINCE JAN 1     14.67                                      4.04    
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY        0                                         0       
  MONTH TO DATE   17                                         0       
  SINCE JUN 1     80                                        54       
  SINCE JUL 1     54                                         6       
                                                                     
 COOLING                                                             
  YESTERDAY        1                                         2       
  MONTH TO DATE   16                                        78       
  SINCE JUN 1    101                                       221       
  SINCE JAN 1    112                                       222       
..................................................................


WIND (MPH)                                                           
  RESULTANT WIND SPEED  11   RESULTANT WIND DIRECTION   W (250)      
  HIGHEST WIND SPEED    21   HIGHEST WIND DIRECTION     S (200)      
  HIGHEST GUST SPEED    25   HIGHEST GUST DIRECTION     S (200)      
  AVERAGE WIND SPEED    12.8                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.5                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  NO SIGNIFICANT WEATHER WAS OBSERVED.                               

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    93           100 AM                                     
 LOWEST     54           200 PM                                     
 AVERAGE    74                                                       

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

                                                                     
THE NAPA AIRPORT  CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   81       104      2010                    
 MINIMUM TEMPERATURE (F)   52        47      2005                    

                                                                     
SUNRISE AND SUNSET                                                   
AUGUST 24 2016........SUNRISE   632 AM PDT   SUNSET   750 PM PDT   
AUGUST 25 2016........SUNRISE   633 AM PDT   SUNSET   748 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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