AFOS product CLIAPC
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CDUS46 KMTR 100826
CLIAPC


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA                      
126 AM PDT WED APR 10 2013


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

...THE NAPA AIRPORT  CLIMATE SUMMARY FOR APRIL 9 2013...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1998 TO 2013


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         77R   417 PM  75    2004  67     10       68       
  MINIMUM         43    137 AM  30    2011  41      2       38       
                                      1999                          
  AVERAGE         60                        54      6       53      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00                                      0.00    
  MONTH TO DATE    0.71                                      0.00    
  SINCE JUL 1      9.49                                     15.55    
  SINCE JAN 1      1.70                                     11.97    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0                                               
  MONTH TO DATE    0.0                                               
  SINCE MAR 1      0.0                                               
  SINCE JUL 1      0.0                                               
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY        5                                        12       
  MONTH TO DATE   62                                       127       
  SINCE MAR 1    422                                       551       
  SINCE JUL 1   2627                                      2815       
                                                                     
 COOLING                                                             
  YESTERDAY        0                                         0       
  MONTH TO DATE    0                                         0       
  SINCE MAR 1      0                                         0       
  SINCE JAN 1      0                                         0       
..................................................................


WIND (MPH)                                                           
  RESULTANT WIND SPEED   9   RESULTANT WIND DIRECTION   N (350)      
  HIGHEST WIND SPEED    24   HIGHEST WIND DIRECTION     N (360)      
  HIGHEST GUST SPEED    30   HIGHEST GUST DIRECTION     N (10)       
  AVERAGE WIND SPEED    10.7                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.0                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  NO SIGNIFICANT WEATHER WAS OBSERVED.                               

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    77          1100 PM                                     
 LOWEST     18           300 PM                                     
 AVERAGE    48                                                       

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

                                                                     
THE NAPA AIRPORT  CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   67        79      2004                    
 MINIMUM TEMPERATURE (F)   41        33      2008                    

                                                                     
SUNRISE AND SUNSET                                                   
APRIL 10 2013.........SUNRISE   640 AM PDT   SUNSET   741 PM PDT   
APRIL 11 2013.........SUNRISE   639 AM PDT   SUNSET   742 PM PDT   

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




$$