AFOS product CLIAPC
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CDUS46 KMTR 210840
CLIAPC


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA                      
1240 AM PST SAT FEB 21 2015


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

...THE NAPA AIRPORT  CLIMATE SUMMARY FOR FEBRUARY 20 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    448 PM  67    2003  61      4       66       
  MINIMUM         43   1159 PM  25    2013  39      4       36       
  AVERAGE         54                        50      4       51      
                                                                     
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                                        14       
  MONTH TO DATE  216                                       289       
  SINCE DEC 1   1139                                      1442       
  SINCE JUL 1   1612                                      2121       
                                                                     
 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  SE (150)      
  HIGHEST WIND SPEED     9   HIGHEST WIND DIRECTION    SW (230)      
  HIGHEST GUST SPEED    11   HIGHEST GUST DIRECTION    SW (220)      
  AVERAGE WIND SPEED     3.8                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.5                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  FOG                                                                

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST   100          1200 AM                                     
 LOWEST     63           500 PM                                     
 AVERAGE    82                                                       

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

                                                                     
THE NAPA AIRPORT  CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   61        70      2014                    
                                             2002                    
 MINIMUM TEMPERATURE (F)   39        30      2013                    
                                             2006                    

                                                                     
SUNRISE AND SUNSET                                                   
FEBRUARY 21 2015......SUNRISE   652 AM PST   SUNSET   554 PM PST   
FEBRUARY 22 2015......SUNRISE   651 AM PST   SUNSET   555 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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