


Marine Weather Message
Issued by NWS Chicago, IL
Issued by NWS Chicago, IL
199 WHUS73 KLOT 062005 MWWLOT URGENT - MARINE WEATHER MESSAGE National Weather Service Chicago IL 305 PM CDT Mon Oct 6 2025 LMZ740>742-070415- /O.CON.KLOT.SC.Y.0086.251007T0600Z-251008T2000Z/ Winthrop Harbor to Wilmette Harbor IL- Wilmette Harbor to Northerly Island IL- Northerly Island to Calumet Harbor IL- 305 PM CDT Mon Oct 6 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 1 AM TUESDAY TO 3 PM CDT WEDNESDAY... * WHAT...North winds to 25 kt and significant waves to 7 ft occasionally to 9 ft expected. * WHERE...Winthrop Harbor to Calumet Harbor IL. * WHEN...From 1 AM Tuesday to 3 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. && $$ LMZ743>745-070415- /O.CON.KLOT.SC.Y.0086.251007T0900Z-251008T1500Z/ Calumet Harbor IL to Gary IN-Gary to Burns Harbor IN- Burns Harbor to Michigan City IN- 305 PM CDT Mon Oct 6 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 4 AM TUESDAY TO 10 AM CDT WEDNESDAY... * WHAT...North winds to 25 kt and significant waves to 7 ft occasionally to 9 ft expected. * WHERE...Calumet Harbor IL to Michigan City IN. * WHEN...From 4 AM Tuesday to 10 AM CDT Wednesday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$