WHUS73 KMQT 091517 MWWMQT URGENT - MARINE WEATHER MESSAGE National Weather Service Marquette MI 1117 AM EDT Thu Jul 9 2026 LSZ245>251-265>267-092000- /O.EXP.KMQT.MF.Y.0023.000000T0000Z-260709T1500Z/ /O.NEW.KMQT.MF.Y.0024.260709T1517Z-260709T2000Z/ Manitou Island to Point Isabelle MI- Point Isabelle to Lower Entrance of Portage Canal MI- Lower Entrance of Portage Canal To Huron Islands MI Including Keweenaw and Huron Bays-Huron Islands to Marquette MI- Marquette to Munising MI-Munising to Grand Marais MI- Grand Marais to Whitefish Point MI- Lake Superior West of Line from Manitou Island to Marquette MI Beyond 5NM from shore- Lake Superior East of a line from Manitou Island to Marquette MI and West of a line from Grand Marais MI to the US/Canadian Border Beyond 5NM from shore- Lake Superior from Grand Marais MI to Whitefish Point MI 5NM off shore to the US/Canadian border- 1117 AM EDT Thu Jul 9 2026 ...DENSE FOG ADVISORY IN EFFECT UNTIL 4 PM EDT THIS AFTERNOON... * WHAT...Dense fog will reduce visibility to less than one nautical mile at times. * WHERE...Portions of Central and Eastern Lake Superior. * WHEN...Until 4 PM EDT this afternoon. * IMPACTS...Low visibility will make navigation difficult. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must navigate, proceed with caution. Use proper fog signals. Make sure all running lights are on. Remember to use your radar and compass. && $$ LSZ162-243-244-263-264-091630- /O.EXP.KMQT.MF.Y.0023.000000T0000Z-260709T1500Z/ Lake Superior west of a line from Saxon Harbor WI to Grand Portage MN beyond 5NM- Upper Entrance of Portage Canal to Eagle River MI- Eagle River to Manitou Island MI- Lake Superior from Saxon Harbor WI to Upper Entrance to Portage Canal MI 5NM off shore to the US/Canadian border including Isle Royale National Park- Lake Superior from Upper Entrance to Portage Canal to Manitou Island MI 5NM off shore to the US/Canadian Border- 1117 AM EDT Thu Jul 9 2026 /1017 AM CDT Thu Jul 9 2026/ ...DENSE FOG ADVISORY HAS EXPIRED... Patchy fog will linger into this afternoon, but visibility will continue to improve above one nautical mile. $$