Watches, Warnings & Advisories



2 products found for Marine Zone: LMZ744

Hazardous Weather Outlook

Hazardous Weather Outlook
National Weather Service Chicago/Romeoville IL
323 AM CST Sat Nov 29 2025

LMZ740>745-300930-
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-
323 AM CST Sat Nov 29 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...Sunday through Friday.

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

$$

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Small Craft Advisory

URGENT - MARINE WEATHER MESSAGE
National Weather Service Chicago IL
258 AM CST Sat Nov 29 2025

LMZ743>745-291700-
/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-
258 AM CST Sat Nov 29 2025

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

* WHAT...Southeast winds to 30 kt today and northwest winds to 30
  kt Sunday. Occasional gale gusts to 35 kt Sunday. Significant
  waves to 11 ft occasionally to 14 ft expected.

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

* WHEN...From 9 AM this morning 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.

&&

$$