140  
CDUS43 KLOT 152147  
CLIRFD  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
442 PM CDT THU OCT 15 2009  
   
...............................  
   
..THE ROCKFORD IL CLIMATE SUMMARY FOR OCTOBER 15 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 43 1252 PM 89 1947 63 -20 57  
MINIMUM 40 620 AM 21 1937 40 0 43  
AVERAGE 42 52 -10 50  
 
PRECIPITATION (IN)  
TODAY 0.34 1.06 1967 0.08 0.26 0.26  
MONTH TO DATE 2.31 1.29 1.02 0.80  
SINCE SEP 1 4.00 4.76 -0.76 7.16  
SINCE JAN 1 38.05 30.66 7.39 37.94  
 
SNOWFALL (IN)  
TODAY 0.00 0.0 MM 0.0 MM 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 23 14 9 15  
MONTH TO DATE 285 167 118 119  
SINCE SEP 1 350 303 47 179  
SINCE JUL 1 407 322 85 179  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 7 -7 10  
SINCE SEP 1 39 81 -42 99  
SINCE JAN 1 433 768 -335 752    
..............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION NE (50)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION NE (60)  
AVERAGE WIND SPEED 8.5  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 200 AM  
LOWEST 82 200 PM  
AVERAGE 88    
......................................................  
 
 
THE ROCKFORD IL CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 62 87 1938  
MINIMUM TEMPERATURE (F) 40 27 1991  
1944  
 
SUNRISE AND SUNSET  
OCTOBER 15 2009.......SUNRISE 709 AM CDT SUNSET 614 PM CDT  
OCTOBER 16 2009.......SUNRISE 710 AM CDT SUNSET 613 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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