729
WHUS73 KLOT 290401
MWWLOT

URGENT - MARINE WEATHER MESSAGE
National Weather Service Chicago IL
1001 PM CST Fri Nov 28 2025

LMZ740>742-291215-
/O.CON.KLOT.SC.Y.0105.251129T1500Z-251201T0400Z/
Winthrop Harbor to Wilmette Harbor IL-
Wilmette Harbor to Northerly Island IL-
Northerly Island to Calumet Harbor IL-
1001 PM CST Fri Nov 28 2025

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 9 AM SATURDAY TO
10 PM CST SUNDAY...

* WHAT...Southeast winds to 30 kt becoming northwest Sunday
  morning and significant waves to 9 ft occasionally to 12 ft
  expected.

* WHERE...Winthrop Harbor to Calumet Harbor IL.

* WHEN...From 9 AM Saturday to 10 PM CST Sunday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

LMZ743>745-291215-
/O.CON.KLOT.SC.Y.0105.251129T1500Z-251201T1300Z/
Calumet Harbor IL to Gary IN-Gary to Burns Harbor IN-
Burns Harbor to Michigan City IN-
1001 PM CST Fri Nov 28 2025

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 9 AM SATURDAY TO
7 AM CST MONDAY...

* WHAT...Southeast winds to 30 kt becoming northwest Sunday
  morning and significant waves to 11 ft occasionally to 14 ft
  expected. A few gales to 35 kt possible Sunday morning.

* WHERE...Calumet Harbor IL to Michigan City IN.

* WHEN...From 9 AM Saturday to 7 AM CST Monday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$