AFOS product CLIAPC
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231 
CDUS46 KMTR 010829
CLIAPC


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA                      
126 AM PDT SAT NOV 1 2014


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

...THE NAPA AIRPORT  CLIMATE SUMMARY FOR OCTOBER 31 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         62    812 AM  79    2011  70     -8       72       
  MINIMUM         49   1159 PM  30    2002  41      8       35       
  AVERAGE         56                        55      1       54      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.31                                      0.00    
  MONTH TO DATE    0.75                                      0.01    
  SINCE JUL 1      1.13                                      0.85    
  SINCE JAN 1      9.40                                      2.82    
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY        9                                        11       
  MONTH TO DATE  114                                       246       
  SINCE SEP 1    136                                       274       
  SINCE JUL 1    158                                       310       
                                                                     
 COOLING                                                             
  YESTERDAY        0                                         0       
  MONTH TO DATE   31                                         4       
  SINCE SEP 1     94                                        66       
  SINCE JAN 1    267                                       303       
..................................................................


WIND (MPH)                                                           
  RESULTANT WIND SPEED   3   RESULTANT WIND DIRECTION  SW (240)      
  HIGHEST WIND SPEED    16   HIGHEST WIND DIRECTION     S (190)      
  HIGHEST GUST SPEED    20   HIGHEST GUST DIRECTION     S (200)      
  AVERAGE WIND SPEED     4.4                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.6                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  HEAVY RAIN                                                         
  RAIN                                                               
  LIGHT RAIN                                                         
  FOG                                                                

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST   100          1100 AM                                     
 LOWEST     83           700 PM                                     
 AVERAGE    92                                                       

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

                                                                     
THE NAPA AIRPORT  CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   69        80      1999                    
 MINIMUM TEMPERATURE (F)   41        31      2003                    

                                                                     
SUNRISE AND SUNSET                                                   
NOVEMBER  1 2014......SUNRISE   735 AM PDT   SUNSET   610 PM PDT   
NOVEMBER  2 2014......SUNRISE   636 AM PST   SUNSET   509 PM PST   

                                                                    
-  INDICATES NEGATIVE NUMBERS.                                      
R  INDICATES RECORD WAS SET OR TIED.                                
MM INDICATES DATA IS MISSING.                                       
T  INDICATES TRACE AMOUNT.                                          




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