AFOS product CLIAPC
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838 
CDUS46 KMTR 060832
CLIAPC


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA                      
1227 AM PST TUE MAR 6 2018


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

...THE NAPA AIRPORT  CLIMATE SUMMARY FOR MARCH 5 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         64    215 PM  72    2008  63      1       55       
  MINIMUM         28R   628 AM  32    2013  40    -12       37       
                                      1999                          
  AVERAGE         46                        51     -5       46      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00                                      0.15    
  MONTH TO DATE    1.90                                      0.87    
  SINCE OCT 1      8.74                                     30.86    
  SINCE JAN 1      5.71                                     21.91    
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       19                                        19       
  MONTH TO DATE  100                                        71       
  SINCE MAR 1    100                                        71       
  SINCE JUL 1   2120                                      1954       
                                                                     
 COOLING                                                             
  YESTERDAY        0                                         0       
  MONTH TO DATE    0                                         0       
  SINCE MAR 1      0                                         0       
  SINCE JAN 1      0                                         0       
..................................................................


WIND (MPH)                                                           
  RESULTANT WIND SPEED   4   RESULTANT WIND DIRECTION   E (70)       
  HIGHEST WIND SPEED    14   HIGHEST WIND DIRECTION     E (100)      
  HIGHEST GUST SPEED    17   HIGHEST GUST DIRECTION     E (100)      
  AVERAGE WIND SPEED     4.9                                         

                                                                     
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    92           400 AM                                     
 LOWEST     27           400 PM                                     
 AVERAGE    60                                                       

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

                                                                     
THE NAPA AIRPORT  CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   63        70      2007                    
 MINIMUM TEMPERATURE (F)   40        33      2015                    
                                             2008                    

                                                                     
SUNRISE AND SUNSET                                                   
MARCH  6 2018.........SUNRISE   634 AM PST   SUNSET   608 PM PST   
MARCH  7 2018.........SUNRISE   632 AM PST   SUNSET   609 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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