Watches, Warnings & Advisories



2 products found for Marine Zone: LMZ744

Hazardous Weather Outlook

Hazardous Weather Outlook
National Weather Service Chicago/Romeoville IL
315 AM CST Wed Dec 3 2025

LMZ740>745-040915-
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-
315 AM CST Wed Dec 3 2025

This Hazardous Weather Outlook is for portions of the Illinois
nearshore waters of Lake Michigan and the Indiana nearshore
waters of Lake Michigan.

.DAY ONE...Today and Tonight.

Weather hazards expected...

  Hazardous conditions for small craft.

.DAYS TWO THROUGH SEVEN...Thursday through Tuesday.

Thursday...
  Hazardous conditions for small craft are likely.
Sunday...
  Hazardous conditions for small craft are likely.

$$

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Small Craft Advisory

URGENT - MARINE WEATHER MESSAGE
National Weather Service Chicago IL
301 AM CST Wed Dec 3 2025

LMZ744-745-031715-
/O.CON.KLOT.SC.Y.0106.000000T0000Z-251204T2100Z/
Gary to Burns Harbor IN-Burns Harbor to Michigan City IN-
301 AM CST Wed Dec 3 2025

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 PM CST
THURSDAY...

* WHAT...Southwest winds to 25 kt becoming northwest late this
  afternoon. Significant waves to 9 ft occasionally to 12 ft.

* WHERE...Gary to Michigan City IN.

* WHEN...Until 3 PM CST Thursday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$