297  
WUUS53 KLOT 271749  
SVRLOT  
ILC031-197-271830-  
/O.NEW.KLOT.SV.W.0203.260727T1749Z-260727T1830Z/  
 
BULLETIN - EAS ACTIVATION REQUESTED  
SEVERE THUNDERSTORM WARNING  
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE  
1249 PM CDT MON JUL 27 2026  
 
THE NATIONAL WEATHER SERVICE IN CHICAGO HAS ISSUED A  
 
* SEVERE THUNDERSTORM WARNING FOR...  
EAST CENTRAL WILL COUNTY IN NORTHEASTERN ILLINOIS...  
SOUTHEASTERN COOK COUNTY IN NORTHEASTERN ILLINOIS...  
 
* UNTIL 130 PM CDT.  
 
* AT 1248 PM CDT, A SEVERE THUNDERSTORM WAS LOCATED OVER MATTESON,  
MOVING SOUTHEAST AT 40 MPH.  
 
THIS IS A DESTRUCTIVE STORM FOR MATTESON, PARK FOREST, UNIVERSITY  
PARK, CRETE, AND GOODENOW.  
 
HAZARD...90 MPH WIND GUSTS.  
 
SOURCE...RADAR INDICATED.  
 
IMPACT...YOU ARE IN A LIFE-THREATENING SITUATION. FLYING DEBRIS  
MAY BE DEADLY TO THOSE CAUGHT WITHOUT SHELTER. MOBILE  
HOMES WILL BE HEAVILY DAMAGED OR DESTROYED. HOMES AND  
BUSINESSES WILL HAVE SUBSTANTIAL ROOF AND WINDOW DAMAGE.  
EXPECT EXTENSIVE TREE DAMAGE AND POWER OUTAGES.  
 
* LOCATIONS IMPACTED INCLUDE...  
TINLEY PARK, CHICAGO HEIGHTS, OAK FOREST, PARK FOREST, HOMEWOOD,  
MATTESON, FRANKFORT, STEGER, COUNTRY CLUB HILLS, DYER, HAZEL CREST,  
RICHTON PARK, MARKHAM, SAUK VILLAGE, FLOSSMOOR, FRANKFORT SQUARE,  
GLENWOOD, CRETE, UNIVERSITY PARK, MONEE, OLYMPIA FIELDS, BEECHER,  
FORD HEIGHTS, AND SOUTH CHICAGO HEIGHTS.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A  
BUILDING.  
 
 
 
LAT...LON 4130 8766 4152 8785 4160 8772 4147 8752  
4130 8753  
TIME...MOT...LOC 1748Z 318DEG 35KT 4152 8774  
 
THUNDERSTORM DAMAGE THREAT...DESTRUCTIVE  
HAIL THREAT...RADAR INDICATED  
MAX HAIL SIZE...<.75 IN  
WIND THREAT...RADAR INDICATED  
MAX WIND GUST...90 MPH  
 
 
 
BORCHARDT  
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