AFOS product CLIAPC
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CDUS46 KMTR 080826
CLIAPC


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA                      
1225 AM PST THU MAR 8 2018


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

...THE NAPA AIRPORT  CLIMATE SUMMARY FOR MARCH 7 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    310 PM  72    2004  63      4       61       
  MINIMUM         43   1206 AM  30    2003  40      3       38       
  AVERAGE         55                        52      3       50      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.01                                      0.00    
  MONTH TO DATE    1.91                                      1.14    
  SINCE OCT 1      8.75                                     31.13    
  SINCE JAN 1      5.72                                     22.18    
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       10                                        15       
  MONTH TO DATE  124                                       103       
  SINCE MAR 1    124                                       103       
  SINCE JUL 1   2144                                      1986       
                                                                     
 COOLING                                                             
  YESTERDAY        0                                         0       
  MONTH TO DATE    0                                         0       
  SINCE MAR 1      0                                         0       
  SINCE JAN 1      0                                         0       
..................................................................


WIND (MPH)                                                           
  RESULTANT WIND SPEED   2   RESULTANT WIND DIRECTION   S (190)      
  HIGHEST WIND SPEED    18   HIGHEST WIND DIRECTION    SW (220)      
  HIGHEST GUST SPEED    25   HIGHEST GUST DIRECTION    SW (220)      
  AVERAGE WIND SPEED     7.5                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.2                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  LIGHT RAIN                                                         
  FOG                                                                

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    83           100 AM                                     
 LOWEST     31           400 PM                                     
 AVERAGE    57                                                       

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

                                                                     
THE NAPA AIRPORT  CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   63        80      2004                    
 MINIMUM TEMPERATURE (F)   40        28      2002                    

                                                                     
SUNRISE AND SUNSET                                                   
MARCH  8 2018.........SUNRISE   631 AM PST   SUNSET   610 PM PST   
MARCH  9 2018.........SUNRISE   629 AM PST   SUNSET   611 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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