Marine Weather Message
Issued by NWS Chicago, IL

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657
WHUS73 KLOT 240929
MWWLOT

URGENT - MARINE WEATHER MESSAGE
National Weather Service Chicago IL
329 AM CST Mon Nov 24 2025

LMZ740>745-241730-
/O.NEW.KLOT.GL.A.0019.251126T0900Z-251128T0000Z/
Winthrop Harbor to Wilmette Harbor IL-
Wilmette Harbor to Northerly Island IL-
Northerly Island to Calumet Harbor IL-
Calumet Harbor IL to Gary IN-Gary to Burns Harbor IN-
Burns Harbor to Michigan City IN-
329 AM CST Mon Nov 24 2025

...GALE WATCH IN EFFECT FROM LATE TUESDAY NIGHT THROUGH THURSDAY
AFTERNOON...

* WHAT...West gales to 40 kt and significant waves to 10 ft
  occasionally to 13 ft possible, highest east of Gary Indiana.

* WHERE...Illinois and Indiana nearshore from Winthrop Harbor IL
  to Michigan City IN.

* WHEN...From late Tuesday night through Thursday afternoon.

* 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.

&&

$$