428  
CDUS43 KLOT 050633  
CLIRFD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
1232 AM CST THU NOV 5 2009  
 
   
...............................  
 
   
..THE ROCKFORD IL CLIMATE SUMMARY FOR NOVEMBER 4 2009  
 
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)  
YESTERDAY  
MAXIMUM 54 215 PM 74 1978 52 2 73  
MINIMUM 39 1159 PM 10 1991 33 6 50  
1951  
AVERAGE 47 43 4 62  
 
PRECIPITATION (IN)  
YESTERDAY T 1.27 1959 0.09 -0.09 0.00  
MONTH TO DATE 0.01 0.34 -0.33 T  
SINCE SEP 1 7.64 6.38 1.26 8.04  
SINCE JAN 1 41.69 32.28 9.41 38.82  
 
SNOWFALL (IN)  
YESTERDAY 0.0 T 1995 T 0.0 0.0  
MONTH TO DATE 0.0 T 0.0 0.0  
SINCE SEP 1 T 0.1 -0.1 T  
SINCE JUL 1 T 0.1 -0.1 T  
 
DEGREE DAYS  
HEATING  
YESTERDAY 18 23 -5 3  
MONTH TO DATE 86 88 -2 25  
SINCE SEP 1 694 668 26 493  
SINCE JUL 1 751 687 64 493  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE SEP 1 39 81 -42 99  
SINCE JAN 1 433 768 -335 752    
..............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION NW (310)  
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION NW (310)  
AVERAGE WIND SPEED 9.1  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.9  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 76 400 AM  
LOWEST 50 1200 PM  
AVERAGE 63  
   
......................................................  
 
 
THE ROCKFORD IL CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 51 74 1978  
1924  
MINIMUM TEMPERATURE (F) 33 5 1951  
 
 
SUNRISE AND SUNSET  
NOVEMBER 5 2009......SUNRISE 635 AM CST SUNSET 445 PM CST  
NOVEMBER 6 2009......SUNRISE 636 AM CST SUNSET 444 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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