AFOS product CLIAPC
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CDUS46 KMTR 290827
CLIAPC


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA                      
1227 AM PST TUE JAN 29 2019


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

...THE NAPA AIRPORT  CLIMATE SUMMARY FOR JANUARY 28 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         65    403 PM  68    2014  56      9       64       
  MINIMUM         42    731 AM  27    2012  38      4       36       
                                      1999                          
  AVERAGE         54                        47      7       50      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00                                      0.00    
  MONTH TO DATE    5.55                                      3.60    
  SINCE OCT 1      8.75                                      6.63    
  SINCE JAN 1      5.55                                      3.60    
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       11                                        15       
  MONTH TO DATE  390                                       436       
  SINCE DEC 1    876                                       984       
  SINCE JUL 1   1443                                      1512       
                                                                     
 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  SE (120)      
  HIGHEST WIND SPEED    12   HIGHEST WIND DIRECTION     E (100)      
  HIGHEST GUST SPEED    15   HIGHEST GUST DIRECTION     E (90)       
  AVERAGE WIND SPEED     2.2                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.0                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  FOG                                                                

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    93           100 AM                                     
 LOWEST     60           100 PM                                     
 AVERAGE    77                                                       

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

                                                                     
THE NAPA AIRPORT  CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   57        65      2015                    
                                             2012                    
 MINIMUM TEMPERATURE (F)   38        28      2002                    

                                                                     
SUNRISE AND SUNSET                                                   
JANUARY 29 2019.......SUNRISE   717 AM PST   SUNSET   528 PM PST   
JANUARY 30 2019.......SUNRISE   716 AM PST   SUNSET   530 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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