AFOS product CLIAPC
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CDUS46 KMTR 260828
CLIAPC


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA                      
128 AM PDT THU MAY 26 2016


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

...THE NAPA AIRPORT  CLIMATE SUMMARY FOR MAY 25 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         71    343 PM  83    2014  74     -3       67       
  MINIMUM         53   1159 PM  42    2010  47      6       51       
                                      2001                          
  AVERAGE         62                        60      2       59      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00                                      0.00    
  MONTH TO DATE    0.25                                       T      
  SINCE OCT 1     18.86                                     16.26    
  SINCE JAN 1     14.67                                      3.87    
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY        3                                         6       
  MONTH TO DATE  133                                       186       
  SINCE MAR 1    686                                       775       
  SINCE JUL 1   2577                                      2503       
                                                                     
 COOLING                                                             
  YESTERDAY        0                                         0       
  MONTH TO DATE    5                                         0       
  SINCE MAR 1      5                                         1       
  SINCE JAN 1      5                                         1       
..................................................................


WIND (MPH)                                                           
  RESULTANT WIND SPEED   8   RESULTANT WIND DIRECTION  SW (240)      
  HIGHEST WIND SPEED    21   HIGHEST WIND DIRECTION     S (200)      
  HIGHEST GUST SPEED    25   HIGHEST GUST DIRECTION    SW (210)      
  AVERAGE WIND SPEED     9.6                                         

                                                                     
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           500 AM                                     
 LOWEST     49           500 PM                                     
 AVERAGE    71                                                       

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

                                                                     
THE NAPA AIRPORT  CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   75        84      2014                    
 MINIMUM TEMPERATURE (F)   47        40      2011                    
                                             1998                    

                                                                     
SUNRISE AND SUNSET                                                   
MAY 26 2016...........SUNRISE   550 AM PDT   SUNSET   823 PM PDT   
MAY 27 2016...........SUNRISE   550 AM PDT   SUNSET   824 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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