251
WHUS73 KLOT 021807
MWWLOT
URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHICAGO IL
107 PM CDT THU APR 2 2026
LMZ740-030215-
/O.EXP.KLOT.SC.Y.0036.000000T0000Z-260402T1800Z/
/O.NEW.KLOT.MF.Y.0004.260402T1807Z-260402T2100Z/
/O.CON.KLOT.GL.W.0017.000000T0000Z-260403T0200Z/
/O.CON.KLOT.SC.Y.0037.260403T0200Z-260403T0900Z/
WINTHROP HARBOR TO WILMETTE HARBOR IL-
107 PM CDT THU APR 2 2026
..DENSE FOG ADVISORY IN EFFECT UNTIL 4 PM CDT THIS AFTERNOON
..GALE WARNING REMAINS IN EFFECT UNTIL 9 PM CDT THIS EVENING
...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 9 PM THIS EVENING
TO 4 AM CDT FRIDAY...
* WHAT...FOR THE DENSE FOG ADVISORY, DENSE FOG WILL REDUCE
VISIBILITY TO LESS THAN 1 NM. FOR THE GALE WARNING, SOUTH GALES
TO 35 KT AND SIGNIFICANT WAVES TO 7 FT OCCASIONALLY TO 9 FT.
FOR THE SMALL CRAFT ADVISORY, SOUTHWEST WINDS TO 30 KT AND
SIGNIFICANT WAVES TO 6 FT OCCASIONALLY TO 8 FT EXPECTED.
* WHERE...WINTHROP HARBOR TO WILMETTE HARBOR IL.
* WHEN...FOR THE DENSE FOG ADVISORY, UNTIL 4 PM CDT THIS
AFTERNOON. FOR THE GALE WARNING, UNTIL 9 PM CDT THIS EVENING.
FOR THE 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. LOW VISIBILITY
WILL MAKE NAVIGATION DIFFICULT.
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.
IF YOU MUST NAVIGATE, PROCEED WITH CAUTION. USE PROPER FOG
SIGNALS. MAKE SURE ALL RUNNING LIGHTS ARE ON. REMEMBER TO USE
YOUR RADAR AND COMPASS.
LMZ741-742-030215-
/O.EXP.KLOT.SC.Y.0036.000000T0000Z-260402T1800Z/
/O.CON.KLOT.GL.W.0017.000000T0000Z-260403T0200Z/
/O.CON.KLOT.SC.Y.0037.260403T0200Z-260403T0900Z/
WILMETTE HARBOR TO NORTHERLY ISLAND IL-
NORTHERLY ISLAND TO CALUMET HARBOR IL-
107 PM CDT THU APR 2 2026
..GALE WARNING REMAINS IN EFFECT UNTIL 9 PM CDT THIS EVENING
...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 9 PM THIS EVENING
TO 4 AM CDT FRIDAY...
* WHAT...FOR THE GALE WARNING, SOUTH GALES TO 35 KT AND
SIGNIFICANT WAVES TO 7 FT OCCASIONALLY TO 9 FT. FOR THE SMALL
CRAFT ADVISORY, SOUTHWEST WINDS TO 30 KT AND SIGNIFICANT WAVES
TO 5 FT EXPECTED.
* WHERE...WILMETTE HARBOR TO CALUMET HARBOR IL.
* WHEN...FOR THE GALE WARNING, UNTIL 9 PM CDT THIS EVENING. FOR
THE 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>745-030215-
/O.EXP.KLOT.SC.Y.0036.000000T0000Z-260402T1800Z/
/O.CON.KLOT.GL.W.0017.000000T0000Z-260403T0200Z/
/O.CON.KLOT.SC.Y.0037.260403T0200Z-260403T0900Z/
CALUMET HARBOR IL TO GARY IN-GARY TO BURNS HARBOR IN-
BURNS HARBOR TO MICHIGAN CITY IN-
107 PM CDT THU APR 2 2026
..GALE WARNING REMAINS IN EFFECT UNTIL 9 PM CDT THIS EVENING
...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 9 PM THIS EVENING
TO 4 AM CDT FRIDAY...
* WHAT...FOR THE GALE WARNING, SOUTH GALES TO 35 KT AND
SIGNIFICANT WAVES TO 6 FT OCCASIONALLY TO 8 FT. FOR THE SMALL
CRAFT ADVISORY, SOUTHWEST WINDS TO 30 KT AND SIGNIFICANT WAVES
TO 5 FT EXPECTED.
* WHERE...CALUMET HARBOR IL TO MICHIGAN CITY IN.
* WHEN...FOR THE GALE WARNING, UNTIL 9 PM CDT THIS EVENING. FOR
THE 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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