AFOS product CLIAPC
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CDUS46 KMTR 040845
CLIAPC


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA                      
1245 AM PST SUN FEB 4 2018


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

...THE NAPA AIRPORT  CLIMATE SUMMARY FOR FEBRUARY 3 2018...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1998 TO 2018


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         73R   208 PM  68    2015  57     16       61       
                                      2009                          
  MINIMUM         37    525 AM  30    2012  38     -1       55       
                                      2011                          
                                      2003                          
  AVERAGE         55                        48      7       58      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00                                      1.06    
  MONTH TO DATE    0.00                                      1.39    
  SINCE OCT 1      6.63                                     22.45    
  SINCE JAN 1      3.60                                     13.50    
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       10                                         7       
  MONTH TO DATE   29                                        32       
  SINCE DEC 1   1059                                      1083       
  SINCE JUL 1   1587                                      1587       
                                                                     
 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  SW (230)      
  HIGHEST WIND SPEED     9   HIGHEST WIND DIRECTION    SW (240)      
  HIGHEST GUST SPEED    11   HIGHEST GUST DIRECTION    SW (240)      
  AVERAGE WIND SPEED     3.2                                         

                                                                     
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   100           100 AM                                     
 LOWEST     49           200 PM                                     
 AVERAGE    75                                                       

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

                                                                     
THE NAPA AIRPORT  CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   58        69      2001                    
 MINIMUM TEMPERATURE (F)   38        27      2014                    

                                                                     
SUNRISE AND SUNSET                                                   
FEBRUARY  4 2018......SUNRISE   711 AM PST   SUNSET   535 PM PST   
FEBRUARY  5 2018......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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