576
WHUS73 KLOT 020839
MWWLOT
URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHICAGO IL
339 AM CDT THU APR 2 2026
LMZ740>742-021645-
/O.EXT.KLOT.SC.Y.0036.000000T0000Z-260402T1800Z/
/O.NEW.KLOT.GL.W.0017.260402T1800Z-260403T0200Z/
/O.NEW.KLOT.SC.Y.0037.260403T0200Z-260403T0900Z/
WINTHROP HARBOR TO WILMETTE HARBOR IL-
WILMETTE HARBOR TO NORTHERLY ISLAND IL-
NORTHERLY ISLAND TO CALUMET HARBOR IL-
339 AM CDT THU APR 2 2026
...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 1 PM CDT THIS
AFTERNOON...
...GALE WARNING IN EFFECT FROM 1 PM THIS AFTERNOON TO 9 PM CDT
THIS EVENING...
...SMALL CRAFT ADVISORY IN EFFECT FROM 9 PM THIS EVENING TO 4 AM
CDT FRIDAY...
* WHAT...FOR THE SMALL CRAFT ADVISORY, EAST SOUTHEAST WINDS 20 TO
30 KT AND SIGNIFICANT WAVES TO 8 FT OCCASIONALLY TO 10 FT. FOR
THE GALE WARNING, SOUTH WINDS TO 35 KT AND SIGNIFICANT WAVES TO
7 FT OCCASIONALLY TO 9 FT EXPECTED.
* WHERE...WINTHROP HARBOR TO CALUMET HARBOR IL.
* WHEN...FOR THE FIRST SMALL CRAFT ADVISORY, UNTIL 1 PM CDT THIS
AFTERNOON. FOR THE GALE WARNING, FROM 1 PM THIS AFTERNOON TO 9
PM CDT THIS EVENING. FOR THE SECOND SMALL CRAFT ADVISORY, FROM
9 PM THIS EVENING TO 4 AM CDT FRIDAY.
* 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>745-021645-
/O.EXT.KLOT.SC.Y.0036.000000T0000Z-260402T1800Z/
/O.NEW.KLOT.GL.W.0017.260402T1800Z-260403T0200Z/
/O.NEW.KLOT.SC.Y.0037.260403T0200Z-260403T0900Z/
CALUMET HARBOR IL TO GARY IN-GARY TO BURNS HARBOR IN-
BURNS HARBOR TO MICHIGAN CITY IN-
339 AM CDT THU APR 2 2026
...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 1 PM CDT THIS
AFTERNOON...
...GALE WARNING IN EFFECT FROM 1 PM THIS AFTERNOON TO 9 PM CDT
THIS EVENING...
...SMALL CRAFT ADVISORY IN EFFECT FROM 9 PM THIS EVENING TO 4 AM
CDT FRIDAY...
* WHAT...FOR THE SMALL CRAFT ADVISORY, EAST SOUTHEAST WINDS 20 TO
30 KT AND SIGNIFICANT WAVES TO 6 FT. FOR THE GALE WARNING, SOUTH
WINDS TO 35 KT AND SIGNIFICANT WAVES TO 6 FT OCCASIONALLY TO 8
FT EXPECTED.
* WHERE...CALUMET HARBOR IL TO MICHIGAN CITY IN.
* WHEN...FOR THE FIRST SMALL CRAFT ADVISORY, UNTIL 1 PM CDT THIS
AFTERNOON. FOR THE GALE WARNING, FROM 1 PM THIS AFTERNOON TO 9
PM CDT THIS EVENING. FOR THE SECOND SMALL CRAFT ADVISORY, FROM
9 PM THIS EVENING TO 4 AM CDT FRIDAY.
* 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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