284  
FZUS73 KLOT 170054  
MWSLOT  
 
MARINE WEATHER STATEMENT  
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE  
754 PM CDT FRI MAY 16 2025  
 
LMZ741>745-779-170059-  
/O.CAN.KLOT.MA.W.0011.000000T0000Z-250517T0115Z/  
754 PM CDT FRI MAY 16 2025  
   
..THE SPECIAL MARINE WARNING IS CANCELLED
 
 
THE AFFECTED AREAS WERE...  
 
NEARSHORE WATERS FROM WILMETTE HARBOR TO CALUMET HARBOR...  
NEARSHORE WATERS FROM CALUMET HARBOR TO MICHIGAN CITY...  
OPEN WATERS FROM WILMETTE HARBOR TO MICHIGAN CITY OUT TO MID  
LAKE...  
 
AREAS OF BLOWING DUST WILL CONTINUE TO PRODUCE REDUCED  
VISIBILITIES, POSSIBLY MAKING NAVIGATION DIFFICULT IN SPOTS.  
 

 
 
LAT...LON 4246 8702 4212 8696 4211 8760 4208 8768  
4227 8783 4248 8780  
TIME...MOT...LOC 0049Z 235DEG 36KT 4242 8755 4226 8750  
 

 
 
LMZ740-777-170115-  
/O.CON.KLOT.MA.W.0011.000000T0000Z-250517T0115Z/  
754 PM CDT FRI MAY 16 2025  
   
..A SPECIAL MARINE WARNING REMAINS IN EFFECT UNTIL 815 PM CDT
 
 
FOR THE FOLLOWING AREAS...  
 
NEARSHORE WATERS FROM WINTHROP HARBOR TO WILMETTE HARBOR...  
OPEN WATERS FROM WINTHROP HARBOR TO WILMETTE HARBOR OUT TO MID  
LAKE...  
 
AT 749 PM CDT, STRONG THUNDERSTORMS WERE LOCATED ALONG A LINE  
EXTENDING FROM 11 NM EAST OF WINTHROP HARBOR TO 13 NM NORTHEAST OF  
WILMETTE HARBOR, MOVING NORTHEAST AT 35 KNOTS. ADDITIONAL STORMS  
WERE DEVELOPING NEAR THE LAKESHORE AND ALSO MOVING NORTHEAST AT 35  
KNOTS.  
 
HAZARD...WIND GUSTS TO NEARLY 50 KNOTS, SMALL HAIL, AND REDUCED  
VISIBILITIES IN BLOWING DUST.  
 
SOURCE...RADAR INDICATED.  
 
IMPACT...SMALL CRAFT COULD BE DAMAGED IN BRIEFLY HIGHER WINDS AND  
SUDDENLY HIGHER WAVES.  
 
STRONG THUNDERSTORMS WILL REMAIN OVER MAINLY OPEN WATERS.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
MOVE TO SAFE HARBOR IMMEDIATELY AS GUSTY WINDS AND HIGH WAVES ARE  
EXPECTED.  
 

 
 
LAT...LON 4246 8702 4212 8696 4211 8760 4208 8768  
4227 8783 4248 8780  
TIME...MOT...LOC 0049Z 235DEG 36KT 4242 8755 4226 8750  
 
HAIL...<.75IN  
WIND...49KTS  
 

 
 
OGOREK  
 
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