430
WHUS73 KLOT 231955
MWWLOT
URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHICAGO IL
255 PM CDT MON MAR 23 2026
LMZ740>742-232100-
/O.EXP.KLOT.SC.Y.0033.000000T0000Z-260323T2000Z/
WINTHROP HARBOR TO WILMETTE HARBOR IL-
WILMETTE HARBOR TO NORTHERLY ISLAND IL-
NORTHERLY ISLAND TO CALUMET HARBOR IL-
255 PM CDT MON MAR 23 2026
..SMALL CRAFT ADVISORY WILL EXPIRE AT 3 PM CDT THIS AFTERNOON
WAVES WILL CONTINUE TO SUBSIDE THIS AFTERNOON.
LMZ743>745-240300-
/O.EXT.KLOT.SC.Y.0033.000000T0000Z-260324T0300Z/
CALUMET HARBOR IL TO GARY IN-GARY TO BURNS HARBOR IN-
BURNS HARBOR TO MICHIGAN CITY IN-
255 PM CDT MON MAR 23 2026
...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 10 PM CDT THIS
EVENING...
* WHAT...NORTH TO NORTHEAST WINDS TO 25 KT AND SIGNIFICANT WAVES
TO 7 FT OCCASIONALLY TO 9 FT.
* WHERE...CALUMET HARBOR IL TO MICHIGAN CITY IN.
* WHEN...UNTIL 10 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.
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