AFOS product CLIAPC
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CDUS46 KMTR 040839
CLIAPC


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA                      
1239 AM PST MON MAR 4 2013


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

...THE NAPA AIRPORT  CLIMATE SUMMARY FOR MARCH 3 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         67    306 PM  69    2012  62      5       69       
  MINIMUM         41   1149 PM  32    2012  40      1       32       
  AVERAGE         54                        51      3       51      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00                                      0.00    
  MONTH TO DATE    0.00                                      0.10    
  SINCE JUL 1      8.41                                      8.96    
  SINCE JAN 1      0.62                                      5.38    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0                                               
  MONTH TO DATE    0.0                                               
  SINCE MAR 1      0.0                                               
  SINCE JUL 1      0.0                                               
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       11                                        14       
  MONTH TO DATE   28                                        46       
  SINCE MAR 1     28                                        46       
  SINCE JUL 1   2233                                      2310       
                                                                     
 COOLING                                                             
  YESTERDAY        0                                         0       
  MONTH TO DATE    0                                         0       
  SINCE MAR 1      0                                         0       
  SINCE JAN 1      0                                         0       
..................................................................


WIND (MPH)                                                           
  RESULTANT WIND SPEED   7   RESULTANT WIND DIRECTION  SW (240)      
  HIGHEST WIND SPEED    18   HIGHEST WIND DIRECTION     S (200)      
  HIGHEST GUST SPEED    22   HIGHEST GUST DIRECTION     S (200)      
  AVERAGE WIND SPEED     7.7                                         

                                                                     
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    89          1200 AM                                     
 LOWEST     48           200 PM                                     
 AVERAGE    69                                                       

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

                                                                     
THE NAPA AIRPORT  CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   63        73      2012                    
 MINIMUM TEMPERATURE (F)   40        32      1999                    

                                                                     
SUNRISE AND SUNSET                                                   
MARCH  4 2013.........SUNRISE   636 AM PST   SUNSET   606 PM PST   
MARCH  5 2013.........SUNRISE   635 AM PST   SUNSET   607 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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