Marine Weather Message
Issued by NWS Chicago, IL

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383
WHUS73 KLOT 282037
MWWLOT

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

LMZ743-744-290445-
/O.EXP.KLOT.SC.Y.0104.000000T0000Z-251128T2100Z/
/O.NEW.KLOT.SC.Y.0105.251129T1500Z-251201T1300Z/
Calumet Harbor IL to Gary IN-Gary to Burns Harbor IN-
237 PM CST Fri Nov 28 2025

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

* WHAT...Southeast winds to 30 kt and significant waves to 8 ft
  occasionally to 10 ft expected.

* WHERE...Calumet Harbor IL to Burns Harbor 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.

&&

$$

LMZ745-290445-
/O.EXT.KLOT.SC.Y.0104.000000T0000Z-251129T0100Z/
/O.NEW.KLOT.SC.Y.0105.251129T1500Z-251201T1300Z/
Burns Harbor to Michigan City IN-
237 PM CST Fri Nov 28 2025

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 7 PM CST THIS
EVENING...
...SMALL CRAFT ADVISORY IN EFFECT FROM 9 AM SATURDAY TO 7 AM CST
MONDAY...

* WHAT...For the first Small Craft Advisory, significant waves to
  6 ft occasionally to 8 ft. For the second Small Craft Advisory,
  southeast winds to 30 kt and significant waves to 11 ft
  occasionally to 14 ft expected.

* WHERE...Burns Harbor to Michigan City IN.

* WHEN...For the first Small Craft Advisory, until 7 PM CST this
  evening. For the second Small Craft Advisory, 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.

&&

$$

LMZ740>742-290445-
/O.NEW.KLOT.SC.Y.0105.251129T1500Z-251201T0400Z/
Winthrop Harbor to Wilmette Harbor IL-
Wilmette Harbor to Northerly Island IL-
Northerly Island to Calumet Harbor IL-
237 PM CST Fri Nov 28 2025

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

* WHAT...Southeast winds to 30 kt 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.

&&

$$