AFOS product CLIAPC
Dates interpreted at 00:00 UTC
Download date range (UTC midnight)
Bulk Download Bulk Download
254 
CDUS46 KMTR 220826
CLIAPC


CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA                      
126 AM PDT FRI MAR 22 2013


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

...THE NAPA AIRPORT  CLIMATE SUMMARY FOR MARCH 21 2013...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1998 TO 2013


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         65    338 PM  76    2000  65      0       69       
  MINIMUM         35    600 AM  31    2008  40     -5       42       
  AVERAGE         50                        52     -2       56      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00                                      0.00    
  MONTH TO DATE    0.15                                      3.72    
  SINCE JUL 1      8.56                                     12.58    
  SINCE JAN 1      0.77                                      9.00    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0                                               
  MONTH TO DATE    0.0                                               
  SINCE MAR 1      0.0                                               
  SINCE JUL 1      0.0                                               
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       15                                         9       
  MONTH TO DATE  261                                       295       
  SINCE MAR 1    261                                       295       
  SINCE JUL 1   2466                                      2559       
                                                                     
 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  SW (240)      
  HIGHEST WIND SPEED    17   HIGHEST WIND DIRECTION    NE (40)       
  HIGHEST GUST SPEED    33   HIGHEST GUST DIRECTION    SW (210)      
  AVERAGE WIND SPEED     5.1                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.1                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  FOG                                                                

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    93           100 AM                                     
 LOWEST     52           300 PM                                     
 AVERAGE    73                                                       

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

                                                                     
THE NAPA AIRPORT  CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   65        72      2008                    
 MINIMUM TEMPERATURE (F)   40        31      2008                    

                                                                     
SUNRISE AND SUNSET                                                   
MARCH 22 2013.........SUNRISE   709 AM PDT   SUNSET   723 PM PDT   
MARCH 23 2013.........SUNRISE   707 AM PDT   SUNSET   724 PM PDT   

                                                                    
-  INDICATES NEGATIVE NUMBERS.                                      
R  INDICATES RECORD WAS SET OR TIED.                                
MM INDICATES DATA IS MISSING.                                       
T  INDICATES TRACE AMOUNT.                                          




$$