WHUS73 KLOT 190824

MWWLOT



URGENT - MARINE WEATHER MESSAGE

National Weather Service Chicago IL

324 AM CDT Sun Apr 19 2026



LMZ743>745-191630-

/O.EXP.KLOT.SC.Y.0045.000000T0000Z-260419T0800Z/

/O.NEW.KLOT.SC.Y.0046.260419T1600Z-260420T0000Z/

Calumet Harbor IL to Gary IN-Gary to Burns Harbor IN-

Burns Harbor to Michigan City IN-

324 AM CDT Sun Apr 19 2026



...SMALL CRAFT ADVISORY IN EFFECT FROM 11 AM THIS MORNING TO 7 PM

CDT THIS EVENING...



* WHAT...Northwest winds to 25 kt expected.



* WHERE...Calumet Harbor IL to Michigan City IN.



* WHEN...From 11 AM this morning to 7 PM CDT this evening.



* IMPACTS...Conditions will be hazardous to small craft.



PRECAUTIONARY/PREPAREDNESS ACTIONS...



Inexperienced mariners, especially those operating smaller

vessels, should avoid navigating in hazardous conditions.



&&



$$



LMZ740>742-191630-

/O.NEW.KLOT.SC.Y.0046.260419T1600Z-260420T0000Z/

Winthrop Harbor to Wilmette Harbor IL-

Wilmette Harbor to Northerly Island IL-

Northerly Island to Calumet Harbor IL-

324 AM CDT Sun Apr 19 2026



...SMALL CRAFT ADVISORY IN EFFECT FROM 11 AM THIS MORNING TO 7 PM

CDT THIS EVENING...



* WHAT...Northwest winds to 25 kt expected.



* WHERE...Winthrop Harbor to Calumet Harbor IL.



* WHEN...From 11 AM this morning to 7 PM CDT this evening.



* IMPACTS...Conditions will be hazardous to small craft.



PRECAUTIONARY/PREPAREDNESS ACTIONS...



Inexperienced mariners, especially those operating smaller

vessels, should avoid navigating in hazardous conditions.



&&



$$