AFOS product CLIAPC
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CDUS46 KMTR 260845
CLIAPC


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA                      
145 AM PDT TUE MAY 26 2015


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

...THE NAPA AIRPORT  CLIMATE SUMMARY FOR MAY 25 2015...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1998 TO 2015


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         67    328 PM  83    2014  74     -7       83       
  MINIMUM         51    447 AM  42    2010  47      4       48       
                                      2001                          
  AVERAGE         59                        60     -1       66      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00                                      0.00    
  MONTH TO DATE    T                                          T      
  SINCE OCT 1     16.26                                      9.63    
  SINCE JAN 1      3.87                                      8.27    
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY        6                                         0       
  MONTH TO DATE  186                                       109       
  SINCE MAR 1    775                                       663       
  SINCE JUL 1   2503                                      2870       
                                                                     
 COOLING                                                             
  YESTERDAY        0                                         1       
  MONTH TO DATE    0                                        10       
  SINCE MAR 1      1                                        11       
  SINCE JAN 1      1                                        11       
..................................................................


WIND (MPH)                                                           
  RESULTANT WIND SPEED   9   RESULTANT WIND DIRECTION  SW (240)      
  HIGHEST WIND SPEED    21   HIGHEST WIND DIRECTION     S (200)      
  HIGHEST GUST SPEED    24   HIGHEST GUST DIRECTION     S (200)      
  AVERAGE WIND SPEED    11.0                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.7                                              

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

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    89           100 AM                                     
 LOWEST     60           400 PM                                     
 AVERAGE    75                                                       

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

                                                                     
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 2015...........SUNRISE   551 AM PDT   SUNSET   822 PM PDT   
MAY 27 2015...........SUNRISE   550 AM PDT   SUNSET   823 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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