AFOS product CLIRFD
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CLIRFD


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL                                  
135 AM CDT MON AUG 28 2017


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

...THE ROCKFORD IL CLIMATE SUMMARY FOR AUGUST 27 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         73    411 PM  97    1953  81     -8       84       
                                      1937                          
  MINIMUM         59    804 AM  40    1915  60     -1       65       
  AVERAGE         66                        71     -5       75      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.29          2.70 1950   0.15   0.14     0.41    
  MONTH TO DATE    0.90                      4.04  -3.14     3.49    
  SINCE JUN 1     15.82                     12.64   3.18    13.55    
  SINCE JAN 1     34.67                     25.11   9.56    25.11    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0           0.0    MM   0.0    0.0      0.0     
  MONTH TO DATE    0.0                       0.0    0.0      0.0     
  SINCE JUN 1      0.0                       0.0    0.0      0.0     
  SINCE JUL 1      0.0                       0.0    0.0      0.0     
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY        0                         1     -1        0       
  MONTH TO DATE    6                         2      4        0       
  SINCE JUN 1     17                        36    -19        6       
  SINCE JUL 1      6                         5      1        0       
                                                                     
 COOLING                                                             
  YESTERDAY        1                         6     -5       10       
  MONTH TO DATE  139                       200    -61      261       
  SINCE JUN 1    640                       649     -9      791       
  SINCE JAN 1    676                       704    -28      876       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    15   HIGHEST WIND DIRECTION     S (160)      
  HIGHEST GUST SPEED    20   HIGHEST GUST DIRECTION    SE (150)      
  AVERAGE WIND SPEED     8.0                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.9                                              

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

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    93           800 AM                                     
 LOWEST     68           100 PM                                     
 AVERAGE    81                                                       

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

                                                                     
THE ROCKFORD IL CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   81        97      1955                    
 MINIMUM TEMPERATURE (F)   60        38      1915                    

                                                                     
SUNRISE AND SUNSET                                                   
AUGUST 28 2017........SUNRISE   618 AM CDT   SUNSET   736 PM CDT   
AUGUST 29 2017........SUNRISE   619 AM CDT   SUNSET   735 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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