Watches, Warnings & Advisories



2 products found for Marine Zone: LMZ740

Small Craft Advisory

URGENT - MARINE WEATHER MESSAGE...CORRECTED
National Weather Service Chicago IL
1013 PM CST Thu Nov 27 2025

LMZ740>742-281215-
/O.CON.KLOT.SC.Y.0104.000000T0000Z-251128T1500Z/
Winthrop Harbor to Wilmette Harbor IL-
Wilmette Harbor to Northerly Island IL-
Northerly Island to Calumet Harbor IL-
1013 PM CST Thu Nov 27 2025

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 9 AM CST FRIDAY...

* WHAT...Northwest winds to 25 kt and significant waves to 6 ft
  occasionally to 8 ft.

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

* WHEN...Until 9 AM CST Friday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$



Hazardous Weather Outlook

Hazardous Weather Outlook
National Weather Service Chicago/Romeoville IL
302 PM CST Thu Nov 27 2025

LMZ740>745-282115-
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-
302 PM CST Thu Nov 27 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...Tonight.

Weather hazards expected...

  Hazardous conditions for small craft.

.DAYS TWO THROUGH SEVEN...Friday through Wednesday.

Friday through Monday...
  Hazardous conditions for small craft are likely.

$$

Kluber

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