703 FZUS73 KAPX 190206 MWSAPX Marine Weather Statement National Weather Service Gaylord MI 1006 PM EDT Mon May 18 2026 LSZ322-190800- 1006 PM EDT Mon May 18 2026 ...ST. MARY'S RIVER IS CLOSED TO VESSEL NAVIGATION DUE TO FOG... The United States Coast Guard in Sault Ste Marie has closed the St. Mary's River due to dense fog reducing visibilities below 1/4 mile. Another statement will be issued once the river is reopened to vessel navigation. && LAT...LON 4653 8413 4650 8411 4637 8414 4633 8411 4627 8412 4619 8408 4613 8421 4613 8425 4615 8429 4626 8430 4627 8427 4631 8427 4640 8432 4650 8434 4649 8427 4654 8420 $$ SJC  768 FZUS73 KDLH 190250 MWSDLH Marine Weather Statement National Weather Service Duluth MN 950 PM CDT Mon May 18 2026 LSZ143>146-162-190345- 950 PM CDT Mon May 18 2026 A Marine Weather Statement has been issued for the following areas... Duluth MN to Port Wing WI... Lake Superior west of a line from Saxon Harbor WI to Grand Portage MN beyond 5NM... Port Wing to Sand Island WI... Silver Bay Harbor to Two Harbors MN... Two Harbors to Duluth MN... At 949 PM CDT, Doppler radar indicated strong thunderstorms, capable of producing winds to around 30 knots and small hail. These thunderstorms were located along a line extending from 18 nm southwest of Duluth Harbor to 14 nm southwest of Barkers Island to 28 nm north of Saint Croix Band Sand Lake Area, moving northeast at 45 knots. Locations impacted include... Knife River Marina, Superior Entry, Castle Danger, Barkers Island, Duluth Harbor, Duluth Lift Bridge Channel, Twin Points Safe Harbor, Two Harbors Protected Access Agate Bay, Brule Point, McQuade Harbor, Larsmont, Superior Harbor, Stoney Point, and French River. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners can expect gusty winds to around 30 knots, locally higher waves, and lightning strikes. Boaters should seek safe harbor immediately until these storms pass. These strong thunderstorms will likely produce winds to around 30 knots, and could pose a serious hazard for boaters. A special marine warning may eventually be required when these strong thunderstorms reaches the nearshore waters. Boaters should consider heading for shore before these strong thunderstorms arrives. && LAT...LON 4669 9229 4668 9224 4672 9224 4680 9212 4715 9149 4720 9142 4719 9140 4675 9145 4666 9193 4666 9203 4671 9210 4666 9211 4662 9221 4663 9228 $$ Huyck