AFOS product CLIAPC
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CDUS46 KMTR 190845
CLIAPC


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA                      
1245 AM PST THU FEB 19 2015


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

...THE NAPA AIRPORT  CLIMATE SUMMARY FOR FEBRUARY 18 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         62    513 PM  64    2012  60      2       62       
                                      2000                          
  MINIMUM         45   1149 PM  31    2003  39      6       37       
  AVERAGE         54                        50      4       50      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00                                      0.00    
  MONTH TO DATE    2.37                                      3.36    
  SINCE OCT 1     14.76                                      4.80    
  SINCE JAN 1      2.37                                      3.44    
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       11                                        15       
  MONTH TO DATE  191                                       265       
  SINCE DEC 1   1114                                      1418       
  SINCE JUL 1   1587                                      2097       
                                                                     
 COOLING                                                             
  YESTERDAY        0                                         0       
  MONTH TO DATE    0                                         0       
  SINCE DEC 1      0                                         0       
  SINCE JAN 1      0                                         0       
..................................................................


WIND (MPH)                                                           
  RESULTANT WIND SPEED   2   RESULTANT WIND DIRECTION  NW (300)      
  HIGHEST WIND SPEED     9   HIGHEST WIND DIRECTION     N (360)      
  HIGHEST GUST SPEED    11   HIGHEST GUST DIRECTION     N (10)       
  AVERAGE WIND SPEED     4.3                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.6                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  FOG                                                                

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST   100          1000 PM                                     
 LOWEST     75           200 PM                                     
 AVERAGE    88                                                       

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

                                                                     
THE NAPA AIRPORT  CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   61        66      2014                    
 MINIMUM TEMPERATURE (F)   39        30      2012                    

                                                                     
SUNRISE AND SUNSET                                                   
FEBRUARY 19 2015......SUNRISE   655 AM PST   SUNSET   552 PM PST   
FEBRUARY 20 2015......SUNRISE   653 AM PST   SUNSET   553 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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