820
WHUS73 KLOT 201536
MWWLOT
URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHICAGO IL
936 AM CST FRI FEB 20 2026
LMZ740>743-202345-
/O.CON.KLOT.GL.W.0009.000000T0000Z-260221T0000Z/
WINTHROP HARBOR TO WILMETTE HARBOR IL-
WILMETTE HARBOR TO NORTHERLY ISLAND IL-
NORTHERLY ISLAND TO CALUMET HARBOR IL-
CALUMET HARBOR IL TO GARY IN-
936 AM CST FRI FEB 20 2026
..GALE WARNING REMAINS IN EFFECT UNTIL 6 PM CST THIS EVENING
* WHAT...WEST GALES TO 45 KT AND SIGNIFICANT WAVES TO 6 FT
OCCASIONALLY TO 8 FT.
* WHERE...WINTHROP HARBOR TO CALUMET HARBOR IL, AND CALUMET
HARBOR IL TO GARY IN.
* WHEN...UNTIL 6 PM CST THIS EVENING.
* 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.
LMZ744-745-202345-
/O.CON.KLOT.GL.W.0009.000000T0000Z-260221T0000Z/
GARY TO BURNS HARBOR IN-BURNS HARBOR TO MICHIGAN CITY IN-
936 AM CST FRI FEB 20 2026
..GALE WARNING REMAINS IN EFFECT UNTIL 6 PM CST THIS EVENING
* WHAT...WEST GALES TO 45 KT AND SIGNIFICANT WAVES TO 10 FT
OCCASIONALLY TO 13 FT.
* WHERE...GARY TO MICHIGAN CITY IN.
* WHEN...UNTIL 6 PM CST THIS EVENING.
* 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.
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