435
WHUS73 KLOT 211149
MWWLOT

URGENT - MARINE WEATHER MESSAGE
National Weather Service Chicago IL
649 AM CDT Thu Aug 21 2025

LMZ743>745-211300-
/O.EXP.KLOT.SC.Y.0077.000000T0000Z-250821T1200Z/
Calumet Harbor IL to Gary IN-Gary to Burns Harbor IN-
Burns Harbor to Michigan City IN-
649 AM CDT Thu Aug 21 2025

...SMALL CRAFT ADVISORY WILL EXPIRE AT 7 AM CDT THIS MORNING...

Waves will continue to subside and no longer be hazardous for
small boats.

$$

LMZ740>742-211300-
/O.EXP.KLOT.SC.Y.0078.000000T0000Z-250821T1200Z/
Winthrop Harbor to Wilmette Harbor IL-
Wilmette Harbor to Northerly Island IL-
Northerly Island to Calumet Harbor IL-
649 AM CDT Thu Aug 21 2025

...SMALL CRAFT ADVISORY WILL EXPIRE AT 7 AM CDT THIS MORNING...

Waves will continue to subside and no longer be hazardous for
small boats.

$$