601
WHUS73 KLOT 282328
MWWLOT
URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHICAGO IL
528 PM CST SUN DEC 28 2025
LMZ740>742-290730-
/O.CAN.KLOT.MF.Y.0007.000000T0000Z-251229T0000Z/
/O.CON.KLOT.GL.W.0034.000000T0000Z-251230T0000Z/
WINTHROP HARBOR TO WILMETTE HARBOR IL-
WILMETTE HARBOR TO NORTHERLY ISLAND IL-
NORTHERLY ISLAND TO CALUMET HARBOR IL-
528 PM CST SUN DEC 28 2025
..GALE WARNING REMAINS IN EFFECT UNTIL 6 PM CST MONDAY
* WHAT...WEST GALES TO 45 KT WITH OCCASIONAL STORM FORCE GUSTS TO
AROUND 50 KT AND SIGNIFICANT WAVES TO 10 FT OCCASIONALLY TO 13
FT EXPECTED.
* WHERE...WINTHROP HARBOR TO CALUMET HARBOR IL.
* WHEN...UNTIL 6 PM CST MONDAY.
* IMPACTS...STRONG WINDS WILL CAUSE HAZARDOUS WAVES WHICH COULD
CAPSIZE OR DAMAGE VESSELS AND REDUCE VISIBILITY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
MARINERS SHOULD ALTER PLANS TO AVOID THESE HAZARDOUS CONDITIONS.
REMAIN IN PORT, SEEK SAFE HARBOR, ALTER COURSE, AND/OR SECURE THE
VESSEL FOR HAZARDOUS CONDITIONS.
LMZ743>745-290730-
/O.CAN.KLOT.MF.Y.0007.000000T0000Z-251229T0000Z/
/O.CON.KLOT.SR.W.0003.251229T0000Z-251229T2100Z/
CALUMET HARBOR IL TO GARY IN-GARY TO BURNS HARBOR IN-
BURNS HARBOR TO MICHIGAN CITY IN-
528 PM CST SUN DEC 28 2025
..STORM WARNING REMAINS IN EFFECT UNTIL 3 PM CST MONDAY
* WHAT...WEST STORM FORCE WINDS TO 55 KT AND SIGNIFICANT WAVES TO
18 FT OCCASIONALLY TO 23 FT EXPECTED.
* WHERE...CALUMET HARBOR IL TO MICHIGAN CITY IN.
* WHEN...UNTIL 3 PM CST MONDAY.
* IMPACTS...STORM FORCE WINDS AND HAZARDOUS WAVES WILL CAPSIZE
OR DAMAGE VESSELS AND REDUCE VISIBILITY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
MARINERS SHOULD REMAIN IN PORT, ALTER COURSE, AND/OR SECURE THE
VESSEL FOR SEVERE CONDITIONS.
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