AFOS product CLIAPC
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CDUS46 KMTR 290827
CLIAPC


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA                      
126 AM PDT WED APR 29 2015


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

...THE NAPA AIRPORT  CLIMATE SUMMARY FOR APRIL 28 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         70    301 PM  82    2013  70      0       72       
                                      2008                          
  MINIMUM         50    512 AM  32    1999  43      7       40       
  AVERAGE         60                        56      4       56      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00                                      0.00    
  MONTH TO DATE    1.43                                      1.97    
  SINCE OCT 1     16.26                                      9.63    
  SINCE JAN 1      3.87                                      8.27    
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY        5                                         9       
  MONTH TO DATE  276                                       249       
  SINCE MAR 1    571                                       552       
  SINCE JUL 1   2299                                      2759       
                                                                     
 COOLING                                                             
  YESTERDAY        0                                         0       
  MONTH TO DATE    0                                         0       
  SINCE MAR 1      0                                         0       
  SINCE JAN 1      0                                         0       
..................................................................


WIND (MPH)                                                           
  RESULTANT WIND SPEED   8   RESULTANT WIND DIRECTION  SW (220)      
  HIGHEST WIND SPEED    18   HIGHEST WIND DIRECTION     S (200)      
  HIGHEST GUST SPEED    23   HIGHEST GUST DIRECTION     S (200)      
  AVERAGE WIND SPEED     9.0                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.4                                              

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

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    96           200 AM                                     
 LOWEST     61           200 PM                                     
 AVERAGE    79                                                       

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

                                                                     
THE NAPA AIRPORT  CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   70        87      2013                    
 MINIMUM TEMPERATURE (F)   43        32      2009                    

                                                                     
SUNRISE AND SUNSET                                                   
APRIL 29 2015.........SUNRISE   615 AM PDT   SUNSET   758 PM PDT   
APRIL 30 2015.........SUNRISE   614 AM PDT   SUNSET   759 PM PDT   

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




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