421  
CDUS43 KLOT 022132  
CLIRFD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
431 PM CDT FRI OCT 2 2009  
 
   
...............................
 
 
   
..THE ROCKFORD IL CLIMATE SUMMARY FOR OCTOBER 2 2009
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1971 TO 2000  
CLIMATE RECORD PERIOD 1893 TO 2009  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 55 149 AM 91 1922 68 -13 64  
MINIMUM 46 618 AM 23 2003 45 1 36  
AVERAGE 51 57 -6 50  
 
PRECIPITATION (IN)  
TODAY 0.07 2.69 1893 0.09 -0.02 0.00  
MONTH TO DATE 1.15 0.19 0.96 0.00  
SINCE SEP 1 2.84 3.66 -0.82 6.36  
SINCE JAN 1 36.89 29.56 7.33 37.14  
 
SNOWFALL (IN)  
TODAY MM 0.0 MM 0.0 MM 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE SEP 1 0.0 0.0 0.0 0.0  
SINCE JUL 1 0.0 0.0 0.0 0.0  
 
DEGREE DAYS  
HEATING  
TODAY 14 9 5 15  
MONTH TO DATE 30 18 12 28  
SINCE SEP 1 95 154 -59 88  
SINCE JUL 1 152 173 -21 88  
 
COOLING  
TODAY 0 1 -1 0  
MONTH TO DATE 0 2 -2 0  
SINCE SEP 1 39 76 -37 89  
SINCE JAN 1 433 763 -330 742    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION S (200)  
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION SW (210)  
AVERAGE WIND SPEED 10.6  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.8  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
FOG  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 300 AM  
LOWEST 77 200 PM  
AVERAGE 87  
   
......................................................
 
 
 
THE ROCKFORD IL CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 68 90 1997  
1922  
MINIMUM TEMPERATURE (F) 45 28 1974  
1952  
 
 
SUNRISE AND SUNSET  
OCTOBER 2 2009.......SUNRISE 655 AM CDT SUNSET 636 PM CDT  
OCTOBER 3 2009.......SUNRISE 656 AM CDT SUNSET 634 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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