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CDUS44 KEWX 210745
CLISAT


CLIMATE REPORT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO, TX                      
140 AM CST THU DEC 21 2006

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

...THE SAN ANTONIO CLIMATE SUMMARY FOR DECEMBER 20 2006...

CLIMATE NORMAL PERIOD 1971 TO 2000
CLIMATE RECORD PERIOD 1886 TO 2006

WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         67    907 AM  85    1951  63      4       56       
  MINIMUM         48   1159 PM  21    1924  40      8       44       
  AVERAGE         58                        52      6       50      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.04          2.52 1997   0.06  -0.02     0.00    
  MONTH TO DATE    0.22                      1.30  -1.08     0.10    
  SINCE DEC 1      0.22                      1.30  -1.08     0.10    
  SINCE JAN 1     19.12                     32.26 -13.14    16.54    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY       MM                                                 
  MONTH TO DATE    T                                                 
  SINCE DEC 1      T                                                 
  SINCE JUL 1      T                                                 
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY        7                        13     -6       15       
  MONTH TO DATE  202                       235    -33      287       
  SINCE DEC 1    202                       235    -33      287       
  SINCE JUL 1    335                       467   -132      459       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE   21                        15      6        6       
  SINCE DEC 1     21                        15      6        6       
  SINCE JAN 1   3740                      3038    702     3321       
..................................................................

WIND (MPH)                                                           
  HIGHEST WIND SPEED    17   HIGHEST WIND DIRECTION     N (350)      
  HIGHEST GUST SPEED    25   HIGHEST GUST DIRECTION     N (340)      
  AVERAGE WIND SPEED     6.7                                         
                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  33 PERCENT                                      
  AVERAGE SKY COVER 0.9                                              
                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  LIGHT RAIN                                                         
  FOG                                                                
  FOG W/VISIBILITY <= 1/4 MILE                                       
                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    93           100 AM                                     
 LOWEST     40           200 PM                                     
 AVERAGE    67                                                       
..........................................................
                                                                     
THE SAN ANTONIO CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   63        82      1990                    
 MINIMUM TEMPERATURE (F)   40        17      1973                    
                                                                     
SUNRISE AND SUNSET                                                   
DECEMBER 21 2006......SUNRISE   724 AM CST   SUNSET   540 PM CST   
DECEMBER 22 2006......SUNRISE   725 AM CST   SUNSET   540 PM CST   
                                                                    
-  INDICATES NEGATIVE NUMBERS.                                      
R  INDICATES RECORD WAS SET OR TIED.                                
MM INDICATES DATA IS MISSING.                                       
T  INDICATES TRACE AMOUNT.                                          


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