AFOS product CLIAPC
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CDUS46 KMTR 160837
CLIAPC


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA                      
1237 AM PST FRI JAN 16 2015


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

...THE NAPA AIRPORT  CLIMATE SUMMARY FOR JANUARY 15 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         54    300 PM  70    2014  55     -1       70       
  MINIMUM         35    711 AM  18    2007  37     -2       30       
  AVERAGE         45                        46     -1       50      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00                                      0.00    
  MONTH TO DATE    0.00                                       T      
  SINCE JUL 1     12.77                                      2.20    
  SINCE JAN 1      0.00                                       T      
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       20                                        15       
  MONTH TO DATE  281                                       261       
  SINCE DEC 1    682                                       927       
  SINCE JUL 1   1155                                      1606       
                                                                     
 COOLING                                                             
  YESTERDAY        0                                         0       
  MONTH TO DATE    0                                         0       
  SINCE DEC 1      0                                         0       
  SINCE JAN 1      0                                         0       
..................................................................


WIND (MPH)                                                           
  RESULTANT WIND SPEED   5   RESULTANT WIND DIRECTION   E (90)       
  HIGHEST WIND SPEED    16   HIGHEST WIND DIRECTION     E (90)       
  HIGHEST GUST SPEED    21   HIGHEST GUST DIRECTION     E (90)       
  AVERAGE WIND SPEED     5.6                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.1                                              

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

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST   100           400 AM                                     
 LOWEST     77           200 PM                                     
 AVERAGE    89                                                       

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

                                                                     
THE NAPA AIRPORT  CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   55        70      2014                    
 MINIMUM TEMPERATURE (F)   37        20      2007                    

                                                                     
SUNRISE AND SUNSET                                                   
JANUARY 16 2015.......SUNRISE   724 AM PST   SUNSET   514 PM PST   
JANUARY 17 2015.......SUNRISE   724 AM PST   SUNSET   515 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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