AFOS product CLIAPC
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CDUS46 KMTR 140829
CLIAPC


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA                      
1228 AM PST WED FEB 14 2018


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

...THE NAPA AIRPORT  CLIMATE SUMMARY FOR FEBRUARY 13 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         63    420 PM  71    2015  59      4       65       
  MINIMUM         33   1140 PM  28    2011  38     -5       40       
  AVERAGE         48                        49     -1       53      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00                                      0.00    
  MONTH TO DATE    0.00                                      5.31    
  SINCE OCT 1      6.63                                     26.37    
  SINCE JAN 1      3.60                                     17.42    
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       17                                        12       
  MONTH TO DATE  148                                       119       
  SINCE DEC 1   1178                                      1170       
  SINCE JUL 1   1706                                      1674       
                                                                     
 COOLING                                                             
  YESTERDAY        0                                         0       
  MONTH TO DATE    0                                         0       
  SINCE DEC 1      0                                         0       
  SINCE JAN 1      0                                         0       
..................................................................


WIND (MPH)                                                           
  RESULTANT WIND SPEED   5   RESULTANT WIND DIRECTION   N (0)        
  HIGHEST WIND SPEED    25   HIGHEST WIND DIRECTION     N (10)       
  HIGHEST GUST SPEED    33   HIGHEST GUST DIRECTION     N (360)      
  AVERAGE WIND SPEED     6.9                                         

                                                                     
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    82          1000 PM                                     
 LOWEST     25          1200 PM                                     
 AVERAGE    54                                                       

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

                                                                     
THE NAPA AIRPORT  CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   60        75      2016                    
 MINIMUM TEMPERATURE (F)   39        30      2012                    

                                                                     
SUNRISE AND SUNSET                                                   
FEBRUARY 14 2018......SUNRISE   700 AM PST   SUNSET   547 PM PST   
FEBRUARY 15 2018......SUNRISE   659 AM PST   SUNSET   548 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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