


Marine Weather Message
Issued by NWS Chicago, IL
Issued by NWS Chicago, IL
Versions:
1
359 WHUS73 KLOT 050818 MWWLOT URGENT - MARINE WEATHER MESSAGE National Weather Service Chicago IL 318 AM CDT Sun Oct 5 2025 LMZ740>742-051630- /O.NEW.KLOT.SC.Y.0085.251005T1600Z-251006T0300Z/ Winthrop Harbor to Wilmette Harbor IL- Wilmette Harbor to Northerly Island IL- Northerly Island to Calumet Harbor IL- 318 AM CDT Sun Oct 5 2025 ...SMALL CRAFT ADVISORY IN EFFECT FROM 11 AM THIS MORNING TO 10 PM CDT THIS EVENING... * WHAT...South winds to 25 kt and significant waves to 4 ft expected. * WHERE...Winthrop Harbor to Calumet Harbor IL. * WHEN...From 11 AM this morning to 10 PM CDT this evening. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$