AFOS product CLIAPC
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CDUS46 KMTR 150838
CLIAPC


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA                      
137 AM PDT THU MAY 15 2014


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

...THE NAPA AIRPORT  CLIMATE SUMMARY FOR MAY 14 2014...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1998 TO 2014


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         91    229 PM  95    2008  72     19       74       
  MINIMUM         47    508 AM  40    1999  45      2       51       
  AVERAGE         69                        59     10       63      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00                                      0.00    
  MONTH TO DATE    T                                         0.05    
  SINCE JUL 1     10.34                                      9.54    
  SINCE JAN 1      8.14                                      1.75    
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY        0                                         2       
  MONTH TO DATE   74                                        33       
  SINCE MAR 1    612                                       572       
  SINCE JUL 1   2819                                      2777       
                                                                     
 COOLING                                                             
  YESTERDAY        4                                         0       
  MONTH TO DATE    7                                         9       
  SINCE MAR 1      8                                        12       
  SINCE JAN 1      8                                        12       
..................................................................


WIND (MPH)                                                           
  RESULTANT WIND SPEED   3   RESULTANT WIND DIRECTION   W (250)      
  HIGHEST WIND SPEED    18   HIGHEST WIND DIRECTION     W (270)      
  HIGHEST GUST SPEED    22   HIGHEST GUST DIRECTION     W (270)      
  AVERAGE WIND SPEED     5.6                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.0                                              

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

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    86           200 AM                                     
 LOWEST     18           200 PM                                     
 AVERAGE    52                                                       

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

                                                                     
THE NAPA AIRPORT  CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   72       101      2008                    
 MINIMUM TEMPERATURE (F)   45        34      1999                    

                                                                     
SUNRISE AND SUNSET                                                   
MAY 15 2014...........SUNRISE   558 AM PDT   SUNSET   813 PM PDT   
MAY 16 2014...........SUNRISE   557 AM PDT   SUNSET   814 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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