WHUS73 KMQT 160655 MWWMQT URGENT - MARINE WEATHER MESSAGE National Weather Service Marquette MI 255 AM EDT Thu Apr 16 2026 LSZ162-265>267-161900- /O.EXT.KMQT.MF.Y.0005.000000T0000Z-260417T0000Z/ Lake Superior west of a line from Saxon Harbor WI to Grand Portage MN beyond 5NM- 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- 255 AM EDT Thu Apr 16 2026 /155 AM CDT Thu Apr 16 2026/ ...DENSE FOG ADVISORY NOW IN EFFECT UNTIL 8 PM EDT /7 PM CDT/ THIS EVENING... * WHAT...Dense fog will reduce visibility to less than one nautical mile. * WHERE...Lake Superior west of a line from Saxon Harbor WI to Grand Portage MN beyond 5NM, 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 and Lake Superior from Grand Marais MI to Whitefish Point MI 5NM off shore to the US/Canadian border. * WHEN...Until 8 PM EDT /7 PM CDT/ this evening. * 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. && $$ LSZ240>251-263-264-161900- /O.EXT.KMQT.MF.Y.0006.000000T0000Z-260417T0000Z/ Saxon Harbor WI to Black River MI-Black River to Ontonagon MI- Ontonagon to Upper Entrance of Portage Canal MI- Upper Entrance of Portage Canal to Eagle River MI- Eagle River to Manitou Island MI- Manitou Island to Point Isabelle MI- Point Isabelle to Lower Entrance of Portage Canal MI- Lower Entrance of Portage Canal To Huron Islands MI Including Keweenaw and Huron Bays-Huron Islands to Marquette MI- Marquette to Munising MI-Munising to Grand Marais MI- Grand Marais to Whitefish Point MI- Lake Superior from Saxon Harbor WI to Upper Entrance to Portage Canal MI 5NM off shore to the US/Canadian border including Isle Royale National Park- Lake Superior from Upper Entrance to Portage Canal to Manitou Island MI 5NM off shore to the US/Canadian Border- 255 AM EDT Thu Apr 16 2026 /155 AM CDT Thu Apr 16 2026/ ...DENSE FOG ADVISORY NOW IN EFFECT UNTIL 8 PM EDT /7 PM CDT/ THIS EVENING... * WHAT...Dense fog will reduce visibility to less than one nautical mile. * WHERE...Portions of Central, Eastern and Western Lake Superior. * WHEN...Until 8 PM EDT /7 PM CDT/ this evening. * IMPACTS...Low visibility will make navigation difficult. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must navigate, proceed with caution. Use proper fog signals. Make sure all running lights are on. Remember to use your radar and compass. && $$ LMZ221-161500- /O.CON.KMQT.MF.Y.0006.000000T0000Z-260416T1500Z/ Green Bay North of line from Cedar River MI to Rock Island Passage- 255 AM EDT Thu Apr 16 2026 ...DENSE FOG ADVISORY REMAINS IN EFFECT UNTIL 11 AM EDT THIS MORNING... * WHAT...Dense fog will reduce visibility to less than one nautical mile. * WHERE...Green Bay North of line from Cedar River MI to Rock Island Passage. * WHEN...Until 11 AM EDT this morning. * 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. && $$ LMZ248-250-161500- /O.CON.KMQT.MF.Y.0005.000000T0000Z-260416T1500Z/ Seul Choix Point to Point Detour MI- 5NM East of a line from Fairport MI to Rock Island Passage- 255 AM EDT Thu Apr 16 2026 ...DENSE FOG ADVISORY REMAINS IN EFFECT UNTIL 11 AM EDT THIS MORNING... * WHAT...Dense fog will reduce visibility to less than one nautical mile. * WHERE...Seul Choix Point to Point Detour MI and 5NM East of a line from Fairport MI to Rock Island Passage. * WHEN...Until 11 AM EDT this morning. * IMPACTS...Low visibility will make navigation difficult. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must navigate, proceed with caution. Use proper fog signals. Make sure all running lights are on. Remember to use your radar and compass. && $$