211  
WHUS53 KLOT 242338  
SMWLOT  
LMZ741>744-779-250145-  
/O.NEW.KLOT.MA.W.0046.260624T2338Z-260625T0145Z/  
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED  
SPECIAL MARINE WARNING  
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE  
638 PM CDT WED JUN 24 2026  
 
THE NATIONAL WEATHER SERVICE IN CHICAGO HAS ISSUED A  
 
* SPECIAL MARINE WARNING FOR...  
 
NEARSHORE WATERS FROM WILMETTE HARBOR TO CALUMET HARBOR...  
NEARSHORE WATERS FROM CALUMET HARBOR TO BURNS HARBOR...  
OPEN WATERS FROM WILMETTE HARBOR TO MICHIGAN CITY OUT TO MID  
LAKE...  
 
* UNTIL 845 PM CDT.  
 
* AT 638 PM CDT, A SEVERE THUNDERSTORM WAS LOCATED 8 NM WEST OF OHARE  
AIRPORT, OR 19 NM WEST OF WILMETTE HARBOR, MOVING SOUTHEAST AT 30  
KNOTS.  
 
HAZARD...WIND GUSTS TO 40 KNOTS AND LARGE HAIL.  
 
SOURCE...RADAR.  
 
IMPACT...SMALL CRAFT COULD BE DAMAGED IN BRIEFLY HIGHER WINDS AND  
SUDDENLY HIGHER WAVES. LARGE HAIL COULD RESULT IN  
STRUCTURAL DAMAGE.  
 
* LOCATIONS IMPACTED INCLUDE...  
HARRISON-DEVER CRIB, WILMETTE HARBOR, 31ST STREET HARBOR, MONROE  
HARBOR, CALUMET HARBOR, INDIANA HARBOR, MONTROSE HARBOR, BURNHAM  
HARBOR, HAMMOND MARINA, JACKSON PARK HARBOR, BELMONT HARBOR, AND  
MARINA SHORES AT DUNE HARBOR.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
MOVE TO SAFE HARBOR UNTIL HAZARDOUS WEATHER PASSES.  
 
 
 
LAT...LON 4162 8733 4164 8743 4168 8743 4167 8747  
4170 8751 4175 8753 4178 8758 4179 8758  
4183 8760 4189 8762 4189 8760 4190 8762  
4208 8768 4211 8758 4181 8704 4175 8708  
4172 8718 4163 8716 4162 8732 4161 8733  
TIME...MOT...LOC 2338Z 297DEG 28KT 4197 8810  
 
HAIL...>.75IN  
WIND...40KTS  
 
 
 
YACK  
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