


Marine Weather Message
Issued by NWS Chicago, IL
Issued by NWS Chicago, IL
022 WHUS73 KLOT 151759 MWWLOT URGENT - MARINE WEATHER MESSAGE National Weather Service Chicago IL 1259 PM CDT Wed Oct 15 2025 LMZ740>742-151900- /O.EXP.KLOT.SC.Y.0089.000000T0000Z-251015T1800Z/ Winthrop Harbor to Wilmette Harbor IL- Wilmette Harbor to Northerly Island IL- Northerly Island to Calumet Harbor IL- 1259 PM CDT Wed Oct 15 2025 ...SMALL CRAFT ADVISORY WILL EXPIRE AT 1 PM CDT THIS AFTERNOON... Winds and waves have been diminishing and will continue to do so through the afternoon. Therefore, the Small Craft Advisory will be allowed to expire. $$