930  
CDUS43 KLOT 242139  
CLIRFD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
432 PM CDT THU SEP 24 2009  
 
   
...............................
 
 
   
..THE ROCKFORD IL CLIMATE SUMMARY FOR SEPTEMBER 24 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 73 259 PM 92 2007 71 2 81  
1920  
MINIMUM 60 436 AM 28 1976 49 11 58  
AVERAGE 67 60 7 70  
 
PRECIPITATION (IN)  
TODAY 0.00 3.26 1986 0.11 -0.11 0.00  
MONTH TO DATE 1.61 2.87 -1.26 6.11  
SINCE SEP 1 1.61 2.87 -1.26 6.11  
SINCE JAN 1 35.66 28.77 6.89 36.89  
 
SNOWFALL (IN)  
TODAY 0.0 0.0 MM 0.0 0.0 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 0 6 -6 0  
MONTH TO DATE 25 91 -66 44  
SINCE SEP 1 25 91 -66 44  
SINCE JUL 1 82 110 -28 44  
 
COOLING  
TODAY 2 1 1 5  
MONTH TO DATE 39 68 -29 80  
SINCE SEP 1 39 68 -29 80  
SINCE JAN 1 433 755 -322 733    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 6 HIGHEST WIND DIRECTION S (160)  
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION S (190)  
AVERAGE WIND SPEED 1.8  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.9  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
HAZE  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 1200 AM  
LOWEST 73 300 PM  
AVERAGE 87  
   
......................................................
 
 
 
THE ROCKFORD IL CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 71 95 1920  
MINIMUM TEMPERATURE (F) 48 27 1942  
 
 
SUNRISE AND SUNSET  
SEPTEMBER 24 2009.....SUNRISE 646 AM CDT SUNSET 650 PM CDT  
SEPTEMBER 25 2009.....SUNRISE 647 AM CDT SUNSET 648 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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