532
WHUS73 KLOT 151421
MWWLOT
URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHICAGO IL
921 AM CDT THU MAY 15 2025
LMZ742-743-152230-
/O.CAN.KLOT.MF.Y.0004.000000T0000Z-250515T1700Z/
/O.CON.KLOT.SC.Y.0060.250515T1700Z-250516T0300Z/
/O.CON.KLOT.GL.A.0014.250516T1700Z-250517T0300Z/
NORTHERLY ISLAND TO CALUMET HARBOR IL-
CALUMET HARBOR IL TO GARY IN-
921 AM CDT THU MAY 15 2025
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 PM CDT THIS
EVENING...
...GALE WATCH REMAINS IN EFFECT FROM FRIDAY AFTERNOON THROUGH
FRIDAY EVENING...
..DENSE FOG ADVISORY IS CANCELLED
* WHAT...FOR THE SMALL CRAFT ADVISORY, SOUTH TO SOUTHWEST WINDS
TO 25 KT. FOR THE GALE WATCH, SOUTHWEST WINDS TO 35 KT.
* WHERE...NORTHERLY ISLAND TO CALUMET HARBOR IL AND CALUMET
HARBOR IL TO GARY IN.
* WHEN...FOR THE SMALL CRAFT ADVISORY, UNTIL 10 PM CDT THIS
EVENING. FOR THE GALE WATCH, FROM FRIDAY AFTERNOON THROUGH
FRIDAY EVENING.
* IMPACTS...STRONG WINDS CAN CAUSE HAZARDOUS WAVES WHICH COULD
CAPSIZE OR DAMAGE VESSELS AND REDUCE VISIBILITY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
MARINERS SHOULD CONSIDER ALTERING PLANS TO AVOID POSSIBLE
HAZARDOUS CONDITIONS. REMAIN IN PORT, SEEK SAFE HARBOR, ALTER
COURSE, AND/OR SECURE THE VESSEL FOR SEVERE WIND AND WAVES.
LMZ740-741-152230-
/O.CON.KLOT.MF.Y.0004.000000T0000Z-250515T1700Z/
/O.CON.KLOT.SC.Y.0060.250515T1700Z-250516T0300Z/
/O.CON.KLOT.GL.A.0014.250516T1700Z-250517T0300Z/
WINTHROP HARBOR TO WILMETTE HARBOR IL-
WILMETTE HARBOR TO NORTHERLY ISLAND IL-
921 AM CDT THU MAY 15 2025
..DENSE FOG ADVISORY REMAINS IN EFFECT UNTIL NOON CDT TODAY
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 PM CDT THIS
EVENING...
...GALE WATCH REMAINS IN EFFECT FROM FRIDAY AFTERNOON THROUGH
FRIDAY EVENING...
* WHAT...FOR THE DENSE FOG ADVISORY, DENSE FOG WILL REDUCE
VISIBILITY TO 1/2 NM OR LESS. FOR THE SMALL CRAFT ADVISORY,
SOUTH TO SOUTHWEST WINDS TO 25 KT. FOR THE GALE WATCH,
SOUTHWEST WINDS TO 35 KT.
* WHERE...WINTHROP HARBOR TO NORTHERLY ISLAND IL.
* WHEN...FOR THE DENSE FOG ADVISORY, UNTIL NOON CDT TODAY. FOR
THE SMALL CRAFT ADVISORY, UNTIL 10 PM CDT THIS EVENING. FOR
THE GALE WATCH, FROM FRIDAY AFTERNOON THROUGH FRIDAY EVENING.
* IMPACTS...STRONG WINDS CAN CAUSE HAZARDOUS WAVES WHICH COULD
CAPSIZE OR DAMAGE VESSELS AND REDUCE VISIBILITY. LOW
VISIBILITY WILL MAKE NAVIGATION DIFFICULT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
MARINERS SHOULD CONSIDER ALTERING PLANS TO AVOID POSSIBLE
HAZARDOUS CONDITIONS. REMAIN IN PORT, SEEK SAFE HARBOR, ALTER
COURSE, AND/OR SECURE THE VESSEL FOR SEVERE WIND AND WAVES.
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.
LMZ744-745-152230-
/O.CON.KLOT.SC.Y.0060.250515T1700Z-250516T0300Z/
GARY TO BURNS HARBOR IN-BURNS HARBOR TO MICHIGAN CITY IN-
921 AM CDT THU MAY 15 2025
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 PM CDT THIS
EVENING...
* WHAT...SOUTH WINDS TO 25 KT EXPECTED.
* WHERE...GARY TO MICHIGAN CITY IN.
* WHEN...UNTIL 10 PM CDT THIS EVENING.
* 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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