523
WHUS73 KLOT 261409
MWWLOT
URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHICAGO IL
909 AM CDT MON OCT 26 2026
LMZ741>743-262215-
/O.CON.KLOT.SC.Y.0091.261026T1500Z-261027T1200Z/
WILMETTE HARBOR TO NORTHERLY ISLAND IL-
NORTHERLY ISLAND TO CALUMET HARBOR IL-
CALUMET HARBOR IL TO GARY IN-
909 AM CDT MON OCT 26 2026
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 AM CDT
TUESDAY...
* WHAT...NORTHEAST WINDS TO 20 KT AND SIGNIFICANT WAVES TO 6 FT
OCCASIONALLY TO 8 FT EXPECTED.
* WHERE...WILMETTE HARBOR TO CALUMET HARBOR IL, AND CALUMET
HARBOR IL TO GARY IN.
* WHEN...FROM 10 AM THIS MORNING TO 7 AM CDT TUESDAY.
* IMPACTS...CONDITIONS WILL BE HAZARDOUS TO SMALL CRAFT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
INEXPERIENCED MARINERS, ESPECIALLY THOSE OPERATING SMALLER
VESSELS, SHOULD AVOID NAVIGATING IN HAZARDOUS CONDITIONS.
LMZ740-262215-
/O.CON.KLOT.SC.Y.0091.000000T0000Z-261027T1200Z/
WINTHROP HARBOR TO WILMETTE HARBOR IL-
909 AM CDT MON OCT 26 2026
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 AM CDT
TUESDAY...
* WHAT...NORTHEAST WINDS TO 20 KT AND SIGNIFICANT WAVES TO 6 FT
OCCASIONALLY TO 8 FT EXPECTED.
* WHERE...WINTHROP HARBOR TO WILMETTE HARBOR IL.
* WHEN...FROM 7 AM THIS MORNING TO 7 AM CDT TUESDAY.
* 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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