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CDUS44 KEWX 160718
CLISAT


CLIMATE REPORT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO, TX                      
116 AM CST WED DEC 16 2009


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

...THE SAN ANTONIO CLIMATE SUMMARY FOR DECEMBER 15 2009...

CLIMATE NORMAL PERIOD 1971 TO 2000
CLIMATE RECORD PERIOD 1886 TO 2009


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         62    334 AM  85    1950  64     -2       66       
  MINIMUM         43   1159 PM  15    1901  41      2       33       
  AVERAGE         53                        52      1       50      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        T             1.03 1940   0.06  -0.06     0.01    
  MONTH TO DATE    0.93                      1.00  -0.07     0.20    
  SINCE DEC 1      0.93                      1.00  -0.07     0.20    
  SINCE JAN 1     29.70                     31.96  -2.26    13.71    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0                                               
  MONTH TO DATE    0.0                                               
  SINCE DEC 1      0.0                                               
  SINCE JUL 1      0.0                                               
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       12                        13     -1       15       
  MONTH TO DATE  270                       170    100      161       
  SINCE DEC 1    270                       170    100      161       
  SINCE JUL 1    464                       402     62      300       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         1     -1        0       
  MONTH TO DATE    0                        15    -15        1       
  SINCE DEC 1      0                        15    -15        1       
  SINCE JAN 1   3600                      3038    562     3468       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    23   HIGHEST WIND DIRECTION    NE (30)       
  HIGHEST GUST SPEED    31   HIGHEST GUST DIRECTION    NE (30)       
  AVERAGE WIND SPEED    13.4                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  16 PERCENT                                      
  AVERAGE SKY COVER 0.9                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  LIGHT RAIN                                                         
  FOG                                                                
  FOG W/VISIBILITY <= 1/4 MILE                                       
  HAZE                                                               

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    93          1200 AM                                     
 LOWEST     46           500 PM                                     
 AVERAGE    70                                                       

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

                                                                     
THE SAN ANTONIO CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   64        81      1980                    
 MINIMUM TEMPERATURE (F)   41        17      1989                    

                                                                     
SUNRISE AND SUNSET                                                   
DECEMBER 16 2009......SUNRISE   722 AM CST   SUNSET   537 PM CST   
DECEMBER 17 2009......SUNRISE   722 AM CST   SUNSET   538 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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