327
WHUS73 KLOT 141444
MWWLOT

URGENT - MARINE WEATHER MESSAGE
National Weather Service Chicago IL
944 AM CDT Tue Oct 14 2025

LMZ741-742-142245-
/O.EXT.KLOT.SC.Y.0089.251014T1500Z-251015T1800Z/
Wilmette Harbor to Northerly Island IL-
Northerly Island to Calumet Harbor IL-
944 AM CDT Tue Oct 14 2025

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 1 PM CDT WEDNESDAY...

* WHAT...Northeast winds to 25 kt and significant waves to 7 ft
  occasionally to 9 ft expected.

* WHERE...Wilmette Harbor to Calumet Harbor IL.

* WHEN...Until 1 PM CDT Wednesday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

LMZ740-142245-
/O.CON.KLOT.SC.Y.0089.251014T1500Z-251015T1800Z/
Winthrop Harbor to Wilmette Harbor IL-
944 AM CDT Tue Oct 14 2025

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 1 PM CDT
WEDNESDAY...

* WHAT...Northeast winds to 25 kt and significant waves to 7 ft
  occasionally to 9 ft expected.

* WHERE...Winthrop Harbor to Wilmette Harbor IL.

* WHEN...Until 1 PM CDT Wednesday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

LMZ743>745-142245-
/O.CON.KLOT.SC.Y.0089.251015T0000Z-251015T1200Z/
Calumet Harbor IL to Gary IN-Gary to Burns Harbor IN-
Burns Harbor to Michigan City IN-
944 AM CDT Tue Oct 14 2025

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 7 PM THIS EVENING
TO 7 AM CDT WEDNESDAY...

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

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

* WHEN...From 7 PM this evening to 7 AM CDT Wednesday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$