450
WHUS73 KLOT 310939
MWWLOT
URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHICAGO IL
339 AM CST WED DEC 31 2025
LMZ740>742-311800-
/O.CON.KLOT.SC.Y.0120.251231T1500Z-260101T0900Z/
WINTHROP HARBOR TO WILMETTE HARBOR IL-
WILMETTE HARBOR TO NORTHERLY ISLAND IL-
NORTHERLY ISLAND TO CALUMET HARBOR IL-
339 AM CST WED DEC 31 2025
...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 9 AM THIS MORNING
TO 3 AM CST THURSDAY...
* WHAT...NORTHWEST WINDS TO 25 KT AND SIGNIFICANT WAVES TO 7 FT
OCCASIONALLY TO 9 FT EXPECTED.
* WHERE...WINTHROP HARBOR TO CALUMET HARBOR IL.
* WHEN...FROM 9 AM THIS MORNING TO 3 AM CST THURSDAY.
* IMPACTS...CONDITIONS WILL BE HAZARDOUS TO SMALL CRAFT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
INEXPERIENCED MARINERS, ESPECIALLY THOSE OPERATING SMALLER
VESSELS, SHOULD AVOID NAVIGATING IN HAZARDOUS CONDITIONS.
LMZ745-311800-
/O.CON.KLOT.SC.Y.0119.000000T0000Z-260101T2100Z/
BURNS HARBOR TO MICHIGAN CITY IN-
339 AM CST WED DEC 31 2025
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 PM CST
THURSDAY...
* WHAT...NORTHWEST WINDS TO 30 KT AND SIGNIFICANT WAVES TO 10 FT
OCCASIONALLY TO 13 FT.
* WHERE...BURNS HARBOR TO MICHIGAN CITY IN.
* WHEN...UNTIL 3 PM CST THURSDAY.
* IMPACTS...CONDITIONS WILL BE HAZARDOUS TO SMALL CRAFT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
INEXPERIENCED MARINERS, ESPECIALLY THOSE OPERATING SMALLER
VESSELS, SHOULD AVOID NAVIGATING IN HAZARDOUS CONDITIONS.
LMZ743-744-311800-
/O.CON.KLOT.SC.Y.0120.251231T1500Z-260101T1600Z/
CALUMET HARBOR IL TO GARY IN-GARY TO BURNS HARBOR IN-
339 AM CST WED DEC 31 2025
...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 9 AM THIS MORNING
TO 10 AM CST THURSDAY...
* WHAT...NORTHWEST WINDS TO 30 KT AND SIGNIFICANT WAVES TO 9 FT
OCCASIONALLY TO 12 FT EXPECTED.
* WHERE...CALUMET HARBOR IL TO BURNS HARBOR IN.
* WHEN...FROM 9 AM THIS MORNING TO 10 AM CST THURSDAY.
* 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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