AFOS product CLIAPC
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CDUS46 KMTR 230827
CLIAPC


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA                      
126 AM PDT MON MAR 23 2015


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

...THE NAPA AIRPORT  CLIMATE SUMMARY FOR MARCH 22 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         65    246 PM  72    2008  65      0       67       
  MINIMUM         53    144 AM  31    2008  40     13       38       
  AVERAGE         59                        53      6       53      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.05                                      0.00    
  MONTH TO DATE    0.07                                      0.41    
  SINCE OCT 1     14.83                                      6.53    
  SINCE JAN 1      2.44                                      5.17    
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY        6                                        12       
  MONTH TO DATE  228                                       192       
  SINCE MAR 1    228                                       192       
  SINCE JUL 1   1956                                      2399       
                                                                     
 COOLING                                                             
  YESTERDAY        0                                         0       
  MONTH TO DATE    0                                         0       
  SINCE MAR 1      0                                         0       
  SINCE JAN 1      0                                         0       
..................................................................


WIND (MPH)                                                           
  RESULTANT WIND SPEED  10   RESULTANT WIND DIRECTION  SW (220)      
  HIGHEST WIND SPEED    20   HIGHEST WIND DIRECTION     S (200)      
  HIGHEST GUST SPEED    24   HIGHEST GUST DIRECTION     S (200)      
  AVERAGE WIND SPEED    10.8                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.8                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  THUNDERSTORM                                                       
  RAIN                                                               
  FOG                                                                

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST   100           600 AM                                     
 LOWEST     60           400 PM                                     
 AVERAGE    80                                                       

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

                                                                     
THE NAPA AIRPORT  CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   65        73      2007                    
 MINIMUM TEMPERATURE (F)   40        29      2009                    

                                                                     
SUNRISE AND SUNSET                                                   
MARCH 23 2015.........SUNRISE   708 AM PDT   SUNSET   724 PM PDT   
MARCH 24 2015.........SUNRISE   707 AM PDT   SUNSET   725 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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