488  
CDUS43 KLOT 122146  
CLIRFD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
433 PM CDT MON OCT 12 2009  
 
   
...............................
 
 
   
..THE ROCKFORD IL CLIMATE SUMMARY FOR OCTOBER 12 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 47 121 PM 85 2008 64 -17 85  
1930  
MINIMUM 38 520 AM 24 1988 42 -4 57  
1987  
AVERAGE 43 53 -10 71  
 
PRECIPITATION (IN)  
TODAY 0.00 1.55 1969 0.08 -0.08 0.00  
MONTH TO DATE 1.94 1.05 0.89 0.53  
SINCE SEP 1 3.63 4.52 -0.89 6.89  
SINCE JAN 1 37.68 30.42 7.26 37.67  
 
SNOWFALL (IN)  
TODAY 0.0 0.2 1909 0.0 0.0 0.0  
MONTH TO DATE T 0.0 0.0 0.0  
SINCE SEP 1 T 0.0 0.0 0.0  
SINCE JUL 1 T 0.0 0.0 0.0  
 
DEGREE DAYS  
HEATING  
TODAY 22 13 9 0  
MONTH TO DATE 216 127 89 98  
SINCE SEP 1 281 263 18 158  
SINCE JUL 1 338 282 56 158  
 
COOLING  
TODAY 0 0 0 6  
MONTH TO DATE 0 7 -7 7  
SINCE SEP 1 39 81 -42 96  
SINCE JAN 1 433 768 -335 749    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION S (160)  
HIGHEST GUST SPEED 13 HIGHEST GUST DIRECTION S (170)  
AVERAGE WIND SPEED 4.3  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 1.0  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 76 400 AM  
LOWEST 53 1100 AM  
AVERAGE 65  
   
......................................................
 
 
 
THE ROCKFORD IL CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 63 87 1975  
MINIMUM TEMPERATURE (F) 41 22 1988  
 
 
SUNRISE AND SUNSET  
OCTOBER 12 2009.......SUNRISE 706 AM CDT SUNSET 619 PM CDT  
OCTOBER 13 2009.......SUNRISE 707 AM CDT SUNSET 617 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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