AFOS product CLIAPC
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CDUS46 KMTR 100835
CLIAPC


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA                      
1235 AM PST SUN FEB 10 2019


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

...THE NAPA AIRPORT  CLIMATE SUMMARY FOR FEBRUARY 9 2019...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1998 TO 2019


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         53    357 PM  74    2018  59     -6       74       
  MINIMUM         43    702 AM  26    2003  38      5       38       
  AVERAGE         48                        48      0       56      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.23                                      0.00    
  MONTH TO DATE    2.58                                      0.00    
  SINCE OCT 1     11.36                                      6.63    
  SINCE JAN 1      8.16                                      3.60    
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       17                                         9       
  MONTH TO DATE  154                                        81       
  SINCE DEC 1   1059                                      1111       
  SINCE JUL 1   1626                                      1639       
                                                                     
 COOLING                                                             
  YESTERDAY        0                                         0       
  MONTH TO DATE    0                                         0       
  SINCE DEC 1      0                                         0       
  SINCE JAN 1      0                                         0       
..................................................................


WIND (MPH)                                                           
  RESULTANT WIND SPEED   4   RESULTANT WIND DIRECTION  SW (220)      
  HIGHEST WIND SPEED    24   HIGHEST WIND DIRECTION     S (200)      
  HIGHEST GUST SPEED    29   HIGHEST GUST DIRECTION     W (270)      
  AVERAGE WIND SPEED    11.0                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 1.0                                              

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

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    89           400 AM                                     
 LOWEST     77           100 PM                                     
 AVERAGE    83                                                       

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

                                                                     
THE NAPA AIRPORT  CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   59        73      2018                    
 MINIMUM TEMPERATURE (F)   38        25      2009                    

                                                                     
SUNRISE AND SUNSET                                                   
FEBRUARY 10 2019......SUNRISE   705 AM PST   SUNSET   542 PM PST   
FEBRUARY 11 2019......SUNRISE   704 AM PST   SUNSET   543 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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