230 WHUS73 KDLH 100244 MWWDLH URGENT - MARINE WEATHER MESSAGE National Weather Service Duluth MN 944 PM CDT Thu Jul 9 2026 LSZ121-143>148-150-101445- /O.NEW.KDLH.MF.Y.0023.260710T0600Z-260710T1500Z/ Chequamegon Bay-Bayfield to Oak Point WI- Silver Bay Harbor to Two Harbors MN-Two Harbors to Duluth MN- Duluth MN to Port Wing WI-Port Wing to Sand Island WI- Sand Island to Bayfield WI-Oak Point to Saxon Harbor WI- Outer Apostle Islands Beyond 5 NM from Mainland- 944 PM CDT Thu Jul 9 2026 ...DENSE FOG ADVISORY IN EFFECT FROM 1 AM TO 10 AM CDT FRIDAY... * WHAT...Dense fog will reduce visibility to 1/4 NM or less. * WHERE...Portions of Lake Superior. * WHEN...From 1 AM to 10 AM CDT Friday. * IMPACTS...Low visibility will make navigation difficult. * ADDITIONAL DETAILS...Coverage may be intermittent. 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. && $$  409 WHUS73 KMQT 100245 MWWMQT URGENT - MARINE WEATHER MESSAGE National Weather Service Marquette MI 1045 PM EDT Thu Jul 9 2026 LSZ248-100345- /O.CAN.KMQT.MF.Y.0024.000000T0000Z-260710T1200Z/ Huron Islands to Marquette MI- 1045 PM EDT Thu Jul 9 2026 ...DENSE FOG ADVISORY IS CANCELLED... Dense fog has pushed to the open waters. Fog could redevelop late tonight. $$ LSZ162-263-264-101445- /O.EXB.KMQT.MF.Y.0024.000000T0000Z-260710T1500Z/ Lake Superior west of a line from Saxon Harbor WI to Grand Portage MN beyond 5NM- 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- 1045 PM EDT Thu Jul 9 2026 /945 PM CDT Thu Jul 9 2026/ ...DENSE FOG ADVISORY IN EFFECT UNTIL 11 AM EDT /10 AM CDT/ FRIDAY... * 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 from Saxon Harbor WI to Upper Entrance to Portage Canal MI 5NM off shore to the US/Canadian border including Isle Royale National Park and Lake Superior from Upper Entrance to Portage Canal to Manitou Island MI 5NM off shore to the US/Canadian Border. * WHEN...Until 11 AM EDT /10 AM CDT/ Friday. * 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. && $$ LSZ250-251-265>267-101445- /O.EXT.KMQT.MF.Y.0024.000000T0000Z-260710T1500Z/ Munising to Grand Marais MI-Grand Marais to Whitefish Point MI- Lake Superior West of Line from Manitou Island to Marquette MI Beyond 5NM from shore- Lake Superior East of a line from Manitou Island to Marquette MI and West of a line from Grand Marais MI to the US/Canadian Border Beyond 5NM from shore- Lake Superior from Grand Marais MI to Whitefish Point MI 5NM off shore to the US/Canadian border- 1045 PM EDT Thu Jul 9 2026 ...DENSE FOG ADVISORY NOW IN EFFECT UNTIL 11 AM EDT FRIDAY... * WHAT...Dense fog will reduce visibility to less than one nautical mile. * WHERE...Munising to Grand Marais MI, Grand Marais to Whitefish Point MI, Lake Superior West of Line from Manitou Island to Marquette MI Beyond 5NM from shore, Lake Superior East of a line from Manitou Island to Marquette MI and West of a line from Grand Marais MI to the US/Canadian Border Beyond 5NM from shore and Lake Superior from Grand Marais MI to Whitefish Point MI 5NM off shore to the US/Canadian border. * WHEN...Until 11 AM EDT Friday. * IMPACTS...Low visibility will make navigation difficult. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must navigate, proceed with caution. Use proper fog signals. Make sure all running lights are on. Remember to use your radar and compass. && $$