National Weather Service Text Product
AFOS product CLIAPC
Dates interpreted at 00:00 UTCDisplaying AFOS PIL: CLIAPC
        Product Timestamp: 2015-01-22 08:45 UTC
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629 
CDUS46 KMTR 220845
CLIAPC
CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA                      
1245 AM PST THU JAN 22 2015
................................... 
...THE NAPA AIRPORT  CLIMATE SUMMARY FOR JANUARY 21 2015...
CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1998 TO 2015
WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         58    233 PM  68    2007  55      3       65       
  MINIMUM         33    552 AM  26    2008  37     -4       27       
  AVERAGE         46                        46      0       46      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00                                      0.00    
  MONTH TO DATE    T                                          T      
  SINCE JUL 1     12.77                                      2.20    
  SINCE JAN 1      T                                          T      
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       19                                        19       
  MONTH TO DATE  372                                       355       
  SINCE DEC 1    773                                      1021       
  SINCE JUL 1   1246                                      1700       
                                                                     
 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   E (90)       
  HIGHEST WIND SPEED    14   HIGHEST WIND DIRECTION     E (80)       
  HIGHEST GUST SPEED    23   HIGHEST GUST DIRECTION    SE (120)      
  AVERAGE WIND SPEED     5.9                                         
                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.3                                              
                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  FOG                                                                
  FOG W/VISIBILITY <= 1/4 MILE                                       
                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST   100           200 AM                                     
 LOWEST     62           200 PM                                     
 AVERAGE    81                                                       
..........................................................
                                                                     
THE NAPA AIRPORT  CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   56        68      2014                    
 MINIMUM TEMPERATURE (F)   37        27      2014                    
                                                                     
SUNRISE AND SUNSET                                                   
JANUARY 22 2015.......SUNRISE   721 AM PST   SUNSET   521 PM PST   
JANUARY 23 2015.......SUNRISE   721 AM PST   SUNSET   522 PM PST   
                                                                    
-  INDICATES NEGATIVE NUMBERS.                                      
R  INDICATES RECORD WAS SET OR TIED.                                
MM INDICATES DATA IS MISSING.                                       
T  INDICATES TRACE AMOUNT.                                          
$$