AFOS product CLIAPC
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CDUS46 KMTR 160825
CLIAPC


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA                      
125 AM PDT SAT AUG 16 2014


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

...THE NAPA AIRPORT  CLIMATE SUMMARY FOR AUGUST 15 2014...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1998 TO 2014


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         80    311 PM  88    2013  80      0       88       
  MINIMUM         53    313 AM  47    2011  52      1       52       
                                      2000                          
  AVERAGE         67                        66      1       70      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00                                      0.00    
  MONTH TO DATE    0.07                                      0.00    
  SINCE JUL 1      0.07                                      0.00    
  SINCE JAN 1      8.34                                      1.97    
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY        0                                         0       
  MONTH TO DATE    8                                        16       
  SINCE JUN 1     61                                        66       
  SINCE JUL 1     18                                        36       
                                                                     
 COOLING                                                             
  YESTERDAY        2                                         5       
  MONTH TO DATE   11                                        14       
  SINCE JUN 1    128                                       142       
  SINCE JAN 1    139                                       162       
..................................................................


WIND (MPH)                                                           
  RESULTANT WIND SPEED   6   RESULTANT WIND DIRECTION  SW (210)      
  HIGHEST WIND SPEED    15   HIGHEST WIND DIRECTION    SW (210)      
  HIGHEST GUST SPEED    18   HIGHEST GUST DIRECTION     S (190)      
  AVERAGE WIND SPEED     6.9                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.3                                              

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

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    93          1200 AM                                     
 LOWEST     48           300 PM                                     
 AVERAGE    71                                                       

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

                                                                     
THE NAPA AIRPORT  CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   80        91      2000                    
 MINIMUM TEMPERATURE (F)   52        48      2010                    
                                             2000                    

                                                                     
SUNRISE AND SUNSET                                                   
AUGUST 16 2014........SUNRISE   625 AM PDT   SUNSET   801 PM PDT   
AUGUST 17 2014........SUNRISE   626 AM PDT   SUNSET   800 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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