627
WHUS73 KLOT 210815
MWWLOT
URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHICAGO IL
315 AM CDT MON SEP 21 2026
LMZ745-211500-
/O.EXT.KLOT.SC.Y.0083.000000T0000Z-260921T1500Z/
BURNS HARBOR TO MICHIGAN CITY IN-
315 AM CDT MON SEP 21 2026
...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 10 AM CDT THIS
MORNING...
* WHAT...NORTHEAST WINDS TO 25 KT AND SIGNIFICANT WAVES TO 6 FT
OCCASIONALLY TO 8 FT.
* WHERE...BURNS HARBOR TO MICHIGAN CITY, IN.
* WHEN...UNTIL 10 AM CDT THIS MORNING.
* 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>742-211615-
/O.CON.KLOT.SC.Y.0083.000000T0000Z-260924T0000Z/
WINTHROP HARBOR TO WILMETTE HARBOR IL-
WILMETTE HARBOR TO NORTHERLY ISLAND IL-
NORTHERLY ISLAND TO CALUMET HARBOR IL-
315 AM CDT MON SEP 21 2026
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT
WEDNESDAY...
* WHAT...NORTHEAST WINDS TO 30 KT AND SIGNIFICANT WAVES TO 9 FT
OCCASIONALLY TO 12 FT.
* WHERE...WINTHROP HARBOR TO CALUMET HARBOR, IL.
* WHEN...UNTIL 7 PM CDT WEDNESDAY.
* IMPACTS...CONDITIONS WILL BE HAZARDOUS TO SMALL CRAFT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
INEXPERIENCED MARINERS, ESPECIALLY THOSE OPERATING SMALLER
VESSELS, SHOULD AVOID NAVIGATING IN HAZARDOUS CONDITIONS.
LMZ743-744-211615-
/O.CON.KLOT.SC.Y.0083.000000T0000Z-260923T1500Z/
CALUMET HARBOR IL TO GARY IN-GARY TO BURNS HARBOR IN-
315 AM CDT MON SEP 21 2026
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 AM CDT
WEDNESDAY...
* WHAT...NORTHEAST WINDS TO 30 KT AND SIGNIFICANT WAVES TO 8 FT
OCCASIONALLY TO 10 FT.
* WHERE...CALUMET HARBOR, IL TO BURNS HARBOR, IN.
* WHEN...UNTIL 10 AM CDT WEDNESDAY.
* 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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