AFOS product CLI8D3
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CDUS43 KABR 211032
CLI8D3


CLIMATE REPORT
NATIONAL WEATHER SERVICE ABERDEEN SD                                 
431 AM CST THU DEC 21 2017


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

...THE SISSETON SD CLIMATE SUMMARY FOR DECEMBER 20 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1900 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         23   1150 AM  52    1979  25     -2       36       
                                      1956                          
  MINIMUM         18    558 AM -26    1983   6     12       28       
  AVERAGE         21                        15      6       32      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          0.37 2010   0.01  -0.01     0.00    
  MONTH TO DATE    0.15                      0.25  -0.10     0.67    
  SINCE DEC 1      0.15                      0.25  -0.10     0.67    
  SINCE JAN 1     18.83                     22.19  -3.36    22.80    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0                                               
  MONTH TO DATE    0.8                                               
  SINCE OCT 1      1.3                                               
  SINCE JUL 1      1.3                                               
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       44                        50     -6       33       
  MONTH TO DATE  725                       932   -207     1056       
  SINCE DEC 1    725                       932   -207     1056       
  SINCE JUL 1   2368                      2783   -415     2337       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    0                         0      0        0       
  SINCE DEC 1      0                         0      0        0       
  SINCE JAN 1    554                       527     27      625       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    21   HIGHEST WIND DIRECTION    SE (140)      
  HIGHEST GUST SPEED    25   HIGHEST GUST DIRECTION    SE (130)      
  AVERAGE WIND SPEED    10.7                                         

                                                                     
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    77           900 PM                                     
 LOWEST     61           400 AM                                     
 AVERAGE    69                                                       

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

                                                                     
THE SISSETON SD CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   24        53      1979                    
 MINIMUM TEMPERATURE (F)    6       -27      1989                    

                                                                     
SUNRISE AND SUNSET                                                   
DECEMBER 21 2017......SUNRISE   806 AM CST   SUNSET   447 PM CST   
DECEMBER 22 2017......SUNRISE   806 AM CST   SUNSET   447 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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