Marine Weather Message
Issued by NWS Gaylord, MI
Issued by NWS Gaylord, MI
747 WHUS73 KAPX 140657 MWWAPX URGENT - MARINE WEATHER MESSAGE National Weather Service Gaylord MI 257 AM EDT Mon Sep 14 2026 LHZ347>349-141600- /O.CON.KAPX.SC.Y.0079.000000T0000Z-260914T0900Z/ /O.NEW.KAPX.GL.W.0016.260915T0800Z-260915T2000Z/ 5NM East of Mackinac Bridge to Presque Isle Light MI including Bois Blanc Island- Presque Isle Light to Sturgeon Pt MI Including Thunder Bay National Marine Sanctuary-Sturgeon Pt to Alabaster MI- 257 AM EDT Mon Sep 14 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 5 AM EDT EARLY THIS MORNING... ...GALE WARNING IN EFFECT FROM 4 AM TO 4 PM EDT TUESDAY... * WHAT...For the Small Craft Advisory, highest waves around 4 feet. For the Gale Warning, Highest gusts up to 35 kts from the south and highest waves around 10 feet expected. * WHERE...5NM East of Mackinac Bridge to Presque Isle Light MI including Bois Blanc Island, Presque Isle Light to Sturgeon Pt MI Including Thunder Bay National Marine Sanctuary and Sturgeon Pt to Alabaster MI. * WHEN...For the Small Craft Advisory, until 5 AM EDT early this morning. For the Gale Warning, from 4 AM to 4 PM EDT Tuesday. * IMPACTS...Strong winds will cause hazardous highest waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ LHZ345-LMZ323-341-342-344>346-141600- /O.NEW.KAPX.GL.W.0016.260915T0400Z-260915T2100Z/ Straits of Mackinac within 5 nm of Mackinac Bridge including Mackinac Island- Grand Traverse Bay south of a line Grand Traverse Light to Norwood MI-Seul Choix Point to 5NM West of Mackinac Bridge- Norwood MI to 5NM West of Mackinac Bridge including Little Traverse Bay-Sleeping Bear Point to Grand Traverse Light MI- Point Betsie to Sleeping Bear Point MI- Manistee to Point Betsie MI- 257 AM EDT Mon Sep 14 2026 ...GALE WARNING IN EFFECT FROM MIDNIGHT TONIGHT TO 5 PM EDT TUESDAY... * WHAT...Highest gusts up to 40 kts from the south and highest waves around 12 feet expected. * WHERE...Portions of Lake Huron and Lake Michigan. * WHEN...From midnight tonight to 5 PM EDT Tuesday. * IMPACTS...Strong winds will cause hazardous highest waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ LSZ321-141600- /O.NEW.KAPX.GL.W.0016.260915T0700Z-260915T1500Z/ Whitefish Bay (U.S. Portion)/Whitefish Point to Point Iroquois MI- 257 AM EDT Mon Sep 14 2026 ...GALE WARNING IN EFFECT FROM 3 AM TO 11 AM EDT TUESDAY... * WHAT...Highest gusts up to 40 kts from the south and highest waves around 8 feet expected. * WHERE...Whitefish Bay (U. S. Portion)/Whitefish Point to Point Iroquois MI. * WHEN...From 3 AM to 11 AM EDT Tuesday. * IMPACTS...Strong winds will cause hazardous highest waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ LHZ346-141600- /O.NEW.KAPX.GL.W.0016.260915T0800Z-260915T2000Z/ St Ignace to False Detour Channel- 257 AM EDT Mon Sep 14 2026 ...GALE WARNING IN EFFECT FROM 4 AM TO 4 PM EDT TUESDAY... * WHAT...Highest gusts up to 35 kts from the south and highest waves around 8 feet expected. * WHERE...St Ignace to False Detour Channel. * WHEN...From 4 AM to 4 PM EDT Tuesday. * IMPACTS...Strong winds will cause hazardous highest waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ LSZ322-141600- /O.NEW.KAPX.SC.Y.0080.260915T0100Z-260916T0300Z/ St. Marys River Point Iroquois to E. Potagannissing Bay- 257 AM EDT Mon Sep 14 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 9 PM THIS EVENING TO 11 PM EDT TUESDAY... * WHAT...Highest gusts up to 30 kts from the south and highest waves around 3 feet expected. * WHERE...St. Marys River Point Iroquois to E. Potagannissing Bay. * WHEN...From 9 PM this evening to 11 PM EDT Tuesday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$