AFOS product CLIAPC
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CDUS46 KMTR 040827
CLIAPC


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA                      
1227 AM PST MON FEB 4 2013


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

...THE NAPA AIRPORT  CLIMATE SUMMARY FOR FEBRUARY 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         60    335 PM  68    2009  57      3       64       
  MINIMUM         36   1153 PM  30    2012  38     -2       30       
                                      2011                          
                                      2003                          
  AVERAGE         48                        48      0       47      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00                                      0.00    
  MONTH TO DATE    0.00                                      0.05    
  SINCE JUL 1      8.13                                      7.63    
  SINCE JAN 1      0.34                                      4.05    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0                                               
  MONTH TO DATE    0.0                                               
  SINCE DEC 1      0.0                                               
  SINCE JUL 1      0.0                                               
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       17                                        18       
  MONTH TO DATE   45                                        48       
  SINCE DEC 1   1205                                      1199       
  SINCE JUL 1   1777                                      1869       
                                                                     
 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   S (200)      
  HIGHEST WIND SPEED     8   HIGHEST WIND DIRECTION     S (200)      
  HIGHEST GUST SPEED    17   HIGHEST GUST DIRECTION    SW (210)      
  AVERAGE WIND SPEED     2.2                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.4                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  FOG                                                                

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST   100           100 AM                                     
 LOWEST     67           200 PM                                     
 AVERAGE    84                                                       

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

                                                                     
THE NAPA AIRPORT  CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   58        69      2001                    
 MINIMUM TEMPERATURE (F)   38        29      2002                    

                                                                     
SUNRISE AND SUNSET                                                   
FEBRUARY  4 2013......SUNRISE   711 AM PST   SUNSET   536 PM PST   
FEBRUARY  5 2013......SUNRISE   710 AM PST   SUNSET   537 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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