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CDUS43 KLOT 080633
CLIRFD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL                                  
1232 AM CST FRI DEC 8 2017


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

...THE ROCKFORD IL CLIMATE SUMMARY FOR DECEMBER 7 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1905 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         28    128 PM  64    1916  36     -8       26       
  MINIMUM         16   1053 PM -11    1977  20     -4       21       
  AVERAGE         22                        28     -6       24      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        T             1.10 1980   0.07  -0.07      T      
  MONTH TO DATE    T                         0.53  -0.53     0.54    
  SINCE DEC 1      T                         0.53  -0.53     0.54    
  SINCE JAN 1     44.18                     34.79   9.39    33.82    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.2           4.6  1969   0.3   -0.1       T      
  MONTH TO DATE    0.2                       2.1   -1.9      5.3     
  SINCE DEC 1      0.2                       2.1   -1.9      5.3     
  SINCE JUL 1      0.4                       3.9   -3.5      5.3     
  SNOW DEPTH       T                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       43                        37      6       41       
  MONTH TO DATE  202                       249    -47      230       
  SINCE DEC 1    202                       249    -47      230       
  SINCE JUL 1   1416                      1584   -168     1099       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    0                         0      0        0       
  SINCE DEC 1      0                         0      0        0       
  SINCE JAN 1    828                       820      8     1103       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    21   HIGHEST WIND DIRECTION     W (290)      
  HIGHEST GUST SPEED    25   HIGHEST GUST DIRECTION     W (280)      
  AVERAGE WIND SPEED    11.4                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.5                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  LIGHT SNOW                                                         
  FOG                                                                

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    80           500 AM                                     
 LOWEST     42           300 PM                                     
 AVERAGE    61                                                       

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

                                                                     
THE ROCKFORD IL CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   35        60      1991                    
 MINIMUM TEMPERATURE (F)   20        -6      1958                    

                                                                     
SUNRISE AND SUNSET                                                   
DECEMBER  8 2017......SUNRISE   712 AM CST   SUNSET   424 PM CST   
DECEMBER  9 2017......SUNRISE   713 AM CST   SUNSET   424 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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