876   
NOUS43 KLSX 212053 CCA  
PNSLSX  
  
PUBLIC INFORMATION STATEMENT   
..CORRECTION  
  
NATIONAL WEATHER SERVICE ST LOUIS MO  
350 PM CDT FRI JULY 21 2006      
  
...PRELIMINARY DAMAGE SURVEY FOR THE JULY 19 2006 WIDESPREAD WIND   
DAMAGE EVENT OVER PARTS OF SOUTHWEST ILLINOIS...ST. LOUIS METRO   
AREA...  
  
PERSONNEL FROM THE NATIONAL WEATHER SERVICE OFFICE IN ST. LOUIS   
SURVEYED DAMAGE OVER PARTS OF MACOUPIN..MADISON...AND ST. LOUIS   
COUNTY AND CITY FROM WEDNESDAY AFTERNOON AND EVENING SEVERE STORM   
EVENT.   
  
THE DAMAGE TO TREES AND POWERLINES FROM WEDNESDAY AFTERNOON AND   
EVENING SEVERE STORM EVENT WAS DUE TO STRAIGHT-LINE WINDS OR   
DOWNBURSTS. THE DEGREE OF DAMAGE OVER THESE AREAS SUGGESTED THAT   
WIND SPEEDS RANGED FROM 70 TO AS HIGH AS 80 MPH OVER THE IMMEDIATE   
ST. LOUIS METRO AREA. MANY OF THE LARGE TREES AND TREE LIMBS WERE   
LYING TO THE SOUTH AND SOUTHWEST. AREAS OF DAMAGE OVER PARTS OF   
SOUTHWEST ILLINOIS SUGGESTED THAT WIND SPEEDS RANGED FROM 70 TO NEAR   
90 MPH IN SOME AREAS. TWENTY FIVE HOMES SUSTAINED VARYING DEGREES OF   
ROOF AND SIDING DAMAGE JUST FROM THE WIND NORTHEAST OF BETHALTO IN   
SOUTHWEST ILLINOIS.    
  
TWO TORNADO DAMAGE TRACKS WERE UNCOVERED OVER PARTS OF SOUTHWEST   
ILLINOIS FROM WEDNESDAY EVENT. ONE TORNADO TOUCHDOWN OCCURRED 1   
MILE NORTH OF BUNKER HILL ILLINOIS NEAR THE INTERSECTION OF HIGHWAYS   
159 AND 138. LAW ENFORCEMENT OBSERVED THE TORNADO OVER AN OPEN   
FIELD. THE DAMAGE TRACK WAS LESS THAN 1/5 MILE IN LENGTH. THE   
TORNADO OCCURRED AT APPROXIMATELY 650 PM CDT.   
  
THE SECOND TORNADO OCCURRED APPROXIMATELY 1 MILE SOUTH OF   
EDWARDSVILLE NEAR HIGHWAY 159. LAW ENFORCEMENT AND THE PUBLIC   
OBSERVED A BRIEF TOUCHDOWN OVER THIS AREA IN AN OPEN FIELD. THE   
TORNADO TOUCHDOWN APPROXIMATELY OCCURRED AT 725 PM CDT.   
  
HAIL THE SIZE OF NICKLES TO QUARTERS DAMAGED SEVERAL HUNDRED ACRES   
OF CORN OVER PARTS OF SOUTHEAST MACOUPIN THROUGH NORTHWEST MADISON   
COUNTY. MUCH OF THE HAIL DAMAGE WAS ALONG AND WEST OF HIGHWAY 159.  
FROM BUNKER HILL SOUTH THROUGH 7 MILES NORTH OF EDWARDSVILLE. THE   
HAIL OCCURRED BETWEEN 640 AND 710 PM CDT.   
  
THE STORM WHICH CAUSED THE EXTENSIVE TREE AND POWERLINE DAMAGE ON   
WEDNESDAY IS REFERRED TO AS A MESOSCALE CONVECTIVE SYSTEM.   
  
DAMAGE ASSESSMENTS WILL BE CONDUCTED THROUGH THE WEEKEND OVER PARTS   
OF SOUTHWEST ILLINOIS FROM WEDNESDAY/S STORM AND TODAY/S STORM.      
  
ADDITIONAL PUBLIC INFORMATION STATEMENTS WILL BE FORTH-COMING   
THROUGHOUT THIS WEEKEND.   
  
  
PRZYBYLINSKI/RODRIGUEZ    
  
       
  
   
  
   
 
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