AFOS product CLIAPC
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790 
CDUS46 KMTR 090830
CLIAPC


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA                      
1230 AM PST THU JAN 9 2014


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

...THE NAPA AIRPORT  CLIMATE SUMMARY FOR JANUARY 8 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         58    223 PM  65    2012  54      4       57       
  MINIMUM         34    227 AM  28    2007  37     -3       36       
  AVERAGE         46                        46      0       47      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00                                      0.00    
  MONTH TO DATE    0.00                                      0.17    
  SINCE JUL 1      2.20                                      7.96    
  SINCE JAN 1      0.00                                      0.17    
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       19                                        18       
  MONTH TO DATE  143                                       173       
  SINCE DEC 1    809                                       713       
  SINCE JUL 1   1488                                      1285       
                                                                     
 COOLING                                                             
  YESTERDAY        0                                         0       
  MONTH TO DATE    0                                         0       
  SINCE DEC 1      0                                         0       
  SINCE JAN 1      0                                         0       
..................................................................


WIND (MPH)                                                           
  RESULTANT WIND SPEED   1   RESULTANT WIND DIRECTION  SW (220)      
  HIGHEST WIND SPEED    12   HIGHEST WIND DIRECTION    SW (210)      
  HIGHEST GUST SPEED    24   HIGHEST GUST DIRECTION     S (200)      
  AVERAGE WIND SPEED     3.4                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.4                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  FOG                                                                
  FOG W/VISIBILITY <= 1/4 MILE                                       

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST   100          1200 AM                                     
 LOWEST     72           200 PM                                     
 AVERAGE    86                                                       

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

                                                                     
THE NAPA AIRPORT  CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   54        65      2012                    
 MINIMUM TEMPERATURE (F)   37        27      2012                    
                                             2011                    
                                             2001                    

                                                                     
SUNRISE AND SUNSET                                                   
JANUARY  9 2014.......SUNRISE   726 AM PST   SUNSET   507 PM PST   
JANUARY 10 2014.......SUNRISE   726 AM PST   SUNSET   508 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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