AFOS product CLIRFD
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CDUS43 KLOT 210634
CLIRFD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL                                  
134 AM CDT SUN MAY 21 2017


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

...THE ROCKFORD IL CLIMATE SUMMARY FOR MAY 20 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         63    709 PM  94    1934  73    -10       70       
  MINIMUM         47    421 AM  31    1924  50     -3       48       
  AVERAGE         55                        61     -6       59      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.53          2.14 1996   0.14   0.39     0.00    
  MONTH TO DATE    3.57                      2.43   1.14     1.95    
  SINCE MAR 1     13.49                      8.10   5.39     8.86    
  SINCE JAN 1     17.52                     10.88   6.64    10.39    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0           T    2015   0.0    0.0      0.0     
  MONTH TO DATE    T                         0.0    0.0      0.0     
  SINCE MAR 1      5.1                       5.7   -0.6      2.8     
  SINCE JUL 1     22.1                      36.7  -14.6     24.0     
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       10                         5      5        6       
  MONTH TO DATE  177                       155     22      199       
  SINCE MAR 1   1333                      1493   -160     1349       
  SINCE JUL 1   5407                      6495  -1088     5535       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         2     -2        0       
  MONTH TO DATE   26                        21      5        0       
  SINCE MAR 1     34                        29      5        7       
  SINCE JAN 1     34                        29      5        7       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    21   HIGHEST WIND DIRECTION     E (70)       
  HIGHEST GUST SPEED    27   HIGHEST GUST DIRECTION     E (70)       
  AVERAGE WIND SPEED     9.2                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.9                                              

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

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    93          1000 AM                                     
 LOWEST     50           300 AM                                     
 AVERAGE    72                                                       

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

                                                                     
THE ROCKFORD IL CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   73        93      1934                    
 MINIMUM TEMPERATURE (F)   50        29      2002                    

                                                                     
SUNRISE AND SUNSET                                                   
MAY 21 2017...........SUNRISE   530 AM CDT   SUNSET   817 PM CDT   
MAY 22 2017...........SUNRISE   529 AM CDT   SUNSET   818 PM CDT   

                                                                    
-  INDICATES NEGATIVE NUMBERS.                                      
R  INDICATES RECORD WAS SET OR TIED.                                
MM INDICATES DATA IS MISSING.                                       
T  INDICATES TRACE AMOUNT.                                          




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