AFOS product CLIAPC
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CDUS46 KMTR 070826
CLIAPC


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA                      
1226 AM PST WED MAR 7 2018


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

...THE NAPA AIRPORT  CLIMATE SUMMARY FOR MARCH 6 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         67    304 PM  70    2007  63      4       56       
  MINIMUM         34   1225 AM  33    2015  40     -6       39       
                                      2008                          
  AVERAGE         51                        51      0       48      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00                                      0.27    
  MONTH TO DATE    1.90                                      1.14    
  SINCE OCT 1      8.74                                     31.13    
  SINCE JAN 1      5.71                                     22.18    
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       14                                        17       
  MONTH TO DATE  114                                        88       
  SINCE MAR 1    114                                        88       
  SINCE JUL 1   2134                                      1971       
                                                                     
 COOLING                                                             
  YESTERDAY        0                                         0       
  MONTH TO DATE    0                                         0       
  SINCE MAR 1      0                                         0       
  SINCE JAN 1      0                                         0       
..................................................................


WIND (MPH)                                                           
  RESULTANT WIND SPEED   5   RESULTANT WIND DIRECTION   E (80)       
  HIGHEST WIND SPEED    17   HIGHEST WIND DIRECTION     E (110)      
  HIGHEST GUST SPEED    22   HIGHEST GUST DIRECTION     E (100)      
  AVERAGE WIND SPEED     5.8                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.0                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  LIGHT SNOW                                                         

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    89           100 AM                                     
 LOWEST     31          1200 PM                                     
 AVERAGE    60                                                       

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

                                                                     
THE NAPA AIRPORT  CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   63        72      2004                    
 MINIMUM TEMPERATURE (F)   40        30      2003                    

                                                                     
SUNRISE AND SUNSET                                                   
MARCH  7 2018.........SUNRISE   632 AM PST   SUNSET   609 PM PST   
MARCH  8 2018.........SUNRISE   631 AM PST   SUNSET   610 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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