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Home Return to list Small Craft Advisory 0129 Issued by the Gaylord Forecast Office
Action: New Issued At: 2025-12-19 14:17:53 674 WHUS73 KAPX 192017 MWWAPX URGENT - MARINE WEATHER MESSAGE National Weather Service Gaylord MI 317 PM EST Fri Dec 19 2025 LMZ323-344>346-200430- /O.CON.KAPX.GL.W.0036.000000T0000Z-251219T2100Z/ /O.UPG.KAPX.GL.A.0022.251220T2100Z-251221T0900Z/ /O.NEW.KAPX.GL.W.0037.251220T2100Z-251221T1200Z/ Grand Traverse Bay south of a line Grand Traverse Light to Norwood MI-Sleeping Bear Point to Grand Traverse Light MI- Point Betsie to Sleeping Bear Point MI- Manistee to Point Betsie MI- 317 PM EST Fri Dec 19 2025 ...GALE WARNING REMAINS IN EFFECT UNTIL 4 PM EST THIS AFTERNOON... ...GALE WARNING IN EFFECT FROM 4 PM SATURDAY TO 7 AM EST SUNDAY... * WHAT...For the first Gale Warning, Highest gusts up to 35 kts from the northwest and highest waves around 9 feet. For the second Gale Warning, Highest gusts up to 40 kts from the west and highest waves around 13 feet expected. * WHERE...Grand Traverse Bay south of a line Grand Traverse Light to Norwood MI, Sleeping Bear Point to Grand Traverse Light MI, Point Betsie to Sleeping Bear Point MI and Manistee to Point Betsie MI. * WHEN...For the first Gale Warning, until 4 PM EST this afternoon. For the second Gale Warning, from 4 PM Saturday to 7 AM EST Sunday. * 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. && $$ LMZ341-342-200430- /O.EXT.KAPX.GL.W.0036.000000T0000Z-251220T0000Z/ /O.UPG.KAPX.GL.A.0022.251220T2100Z-251221T0900Z/ /O.NEW.KAPX.GL.W.0037.251220T2100Z-251221T1200Z/ Seul Choix Point to 5NM West of Mackinac Bridge- Norwood MI to 5NM West of Mackinac Bridge including Little Traverse Bay- 317 PM EST Fri Dec 19 2025 ...GALE WARNING NOW IN EFFECT UNTIL 7 PM EST THIS EVENING... ...GALE WARNING IN EFFECT FROM 4 PM SATURDAY TO 7 AM EST SUNDAY... * WHAT...For the first Gale Warning, Highest gusts up to 35 kts from the northwest and highest waves around 9 feet. For the second Gale Warning, Highest gusts up to 40 kts from the west and highest waves around 11 feet expected. * WHERE...Seul Choix Point to 5NM West of Mackinac Bridge and Norwood MI to 5NM West of Mackinac Bridge including Little Traverse Bay. * WHEN...For the first Gale Warning, until 7 PM EST this evening. For the second Gale Warning, from 4 PM Saturday to 7 AM EST Sunday. * IMPACTS...Strong winds will cause hazardous highest waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ LHZ345-200430- /O.CON.KAPX.GL.W.0036.000000T0000Z-251220T0000Z/ /O.NEW.KAPX.GL.W.0037.251220T2100Z-251221T1200Z/ Straits of Mackinac within 5 nm of Mackinac Bridge including Mackinac Island- 317 PM EST Fri Dec 19 2025 ...GALE WARNING REMAINS IN EFFECT UNTIL 7 PM EST THIS EVENING... ...GALE WARNING IN EFFECT FROM 4 PM SATURDAY TO 7 AM EST SUNDAY... * WHAT...For the first Gale Warning, Highest gusts up to 30 kts from the northwest and highest waves around 5 feet. For the second Gale Warning, Highest gusts up to 40 kts from the west and highest waves around 8 feet expected. * WHERE...Straits of Mackinac within 5 nm of Mackinac Bridge including Mackinac Island. * WHEN...For the first Gale Warning, until 7 PM EST this evening. For the second Gale Warning, from 4 PM Saturday to 7 AM EST Sunday. * 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. && $$ LSZ321-322-200430- /O.CON.KAPX.GL.W.0036.000000T0000Z-251219T2100Z/ /O.NEW.KAPX.SC.Y.0129.251219T2100Z-251221T1200Z/ Whitefish Bay (U.S. Portion)/Whitefish Point to Point Iroquois MI- St. Marys River Point Iroquois to E. Potagannissing Bay- 317 PM EST Fri Dec 19 2025 ...GALE WARNING REMAINS IN EFFECT UNTIL 4 PM EST THIS AFTERNOON... ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 AM EST SUNDAY... * WHAT...For the Gale Warning, Highest gusts up to 30 kts from the northwest and highest waves around 10 feet. For the Small Craft Advisory, Highest gusts up to 40 kts from the southwest and highest waves around 13 feet expected. * WHERE...Whitefish Bay (U. S. Portion)/Whitefish Point to Point Iroquois MI and St. Marys River Point Iroquois to E. Potagannissing Bay. * WHEN...For the Gale Warning, until 4 PM EST this afternoon. For the Small Craft Advisory, until 7 AM EST Sunday. * IMPACTS...Strong winds will cause hazardous highest waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ LHZ346>349-200000- /O.CON.KAPX.GL.W.0036.000000T0000Z-251220T0000Z/ St Ignace to False Detour Channel- 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- 317 PM EST Fri Dec 19 2025 ...GALE WARNING REMAINS IN EFFECT UNTIL 7 PM EST THIS EVENING... * WHAT...Highest gusts up to 40 kts from the northwest and highest waves around 12 feet. * WHERE...St Ignace to False Detour Channel, 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...Until 7 PM EST this evening. * 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. && $$ Action: Continued Issued At: 2025-12-19 15:08:25 941 WHUS73 KAPX 192108 MWWAPX URGENT - MARINE WEATHER MESSAGE National Weather Service Gaylord MI 408 PM EST Fri Dec 19 2025 LMZ323-344>346-200515- /O.EXP.KAPX.GL.W.0036.000000T0000Z-251219T2100Z/ /O.CON.KAPX.GL.W.0037.251220T2100Z-251221T1200Z/ Grand Traverse Bay south of a line Grand Traverse Light to Norwood MI-Sleeping Bear Point to Grand Traverse Light MI- Point Betsie to Sleeping Bear Point MI- Manistee to Point Betsie MI- 408 PM EST Fri Dec 19 2025 ...GALE WARNING REMAINS IN EFFECT FROM 4 PM SATURDAY TO 7 AM EST SUNDAY... * WHAT...Highest gusts up to 40 kts from the west and highest waves around 13 feet expected. * WHERE...Grand Traverse Bay south of a line Grand Traverse Light to Norwood MI, Sleeping Bear Point to Grand Traverse Light MI, Point Betsie to Sleeping Bear Point MI and Manistee to Point Betsie MI. * WHEN...From 4 PM Saturday to 7 AM EST Sunday. * IMPACTS...Strong winds will cause hazardous highest waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ LSZ321-322-200515- /O.EXP.KAPX.GL.W.0036.000000T0000Z-251219T2100Z/ /O.CON.KAPX.SC.Y.0129.000000T0000Z-251221T1200Z/ Whitefish Bay (U.S. Portion)/Whitefish Point to Point Iroquois MI- St. Marys River Point Iroquois to E. Potagannissing Bay- 408 PM EST Fri Dec 19 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 AM EST SUNDAY... * WHAT...Highest gusts up to 40 kts from the southwest and highest waves around 13 feet. * WHERE...Whitefish Bay (U. S. Portion)/Whitefish Point to Point Iroquois MI and St. Marys River Point Iroquois to E. Potagannissing Bay. * WHEN...Until 7 AM EST Sunday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LHZ345-200515- /O.CON.KAPX.GL.W.0036.000000T0000Z-251220T0000Z/ /O.CON.KAPX.GL.W.0037.251220T2100Z-251221T1200Z/ Straits of Mackinac within 5 nm of Mackinac Bridge including Mackinac Island- 408 PM EST Fri Dec 19 2025 ...GALE WARNING REMAINS IN EFFECT UNTIL 7 PM EST THIS EVENING... ...GALE WARNING REMAINS IN EFFECT FROM 4 PM SATURDAY TO 7 AM EST SUNDAY... * WHAT...For the first Gale Warning, Highest gusts up to 30 kts from the northwest and highest waves around 5 feet. For the second Gale Warning, Highest gusts up to 40 kts from the west and highest waves around 8 feet expected. * WHERE...Straits of Mackinac within 5 nm of Mackinac Bridge including Mackinac Island. * WHEN...For the first Gale Warning, until 7 PM EST this evening. For the second Gale Warning, from 4 PM Saturday to 7 AM EST Sunday. * IMPACTS...Strong winds will cause hazardous highest waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ LMZ341-342-200515- /O.CON.KAPX.GL.W.0036.000000T0000Z-251220T0000Z/ /O.CON.KAPX.GL.W.0037.251220T2100Z-251221T1200Z/ Seul Choix Point to 5NM West of Mackinac Bridge- Norwood MI to 5NM West of Mackinac Bridge including Little Traverse Bay- 408 PM EST Fri Dec 19 2025 ...GALE WARNING REMAINS IN EFFECT UNTIL 7 PM EST THIS EVENING... ...GALE WARNING REMAINS IN EFFECT FROM 4 PM SATURDAY TO 7 AM EST SUNDAY... * WHAT...For the first Gale Warning, Highest gusts up to 30 kts from the northwest and highest waves around 8 feet. For the second Gale Warning, Highest gusts up to 40 kts from the west and highest waves around 11 feet expected. * WHERE...Seul Choix Point to 5NM West of Mackinac Bridge and Norwood MI to 5NM West of Mackinac Bridge including Little Traverse Bay. * WHEN...For the first Gale Warning, until 7 PM EST this evening. For the second Gale Warning, from 4 PM Saturday to 7 AM EST Sunday. * 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. && $$ LHZ346>349-200000- /O.CON.KAPX.GL.W.0036.000000T0000Z-251220T0000Z/ St Ignace to False Detour Channel- 5NM East of Mackinac Bridge to Presque Isle Light MI including Bois Blanc Island- Presque Isle Light to Sturgeon Pt MI Including Thunder Bay National Marine Sanctuary-Sturgeon Pt to Alabaster MI- 408 PM EST Fri Dec 19 2025 ...GALE WARNING REMAINS IN EFFECT UNTIL 7 PM EST THIS EVENING... * WHAT...Highest gusts up to 40 kts from the northwest and highest waves around 11 feet. * WHERE...St Ignace to False Detour Channel, 5NM East of Mackinac Bridge to Presque Isle Light MI including Bois Blanc Island, Presque Isle Light to Sturgeon Pt MI Including Thunder Bay National Marine Sanctuary and Sturgeon Pt to Alabaster MI. * WHEN...Until 7 PM EST this evening. * IMPACTS...Strong winds will cause hazardous highest waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ JZ Action: Time and Area Extended Issued At: 2025-12-19 18:14:59 311 WHUS73 KAPX 200014 MWWAPX URGENT - MARINE WEATHER MESSAGE National Weather Service Gaylord MI 714 PM EST Fri Dec 19 2025 LMZ341-342-201200- /O.EXP.KAPX.GL.W.0036.000000T0000Z-251220T0000Z/ /O.EXB.KAPX.SC.Y.0129.251220T0600Z-251220T2100Z/ /O.CON.KAPX.GL.W.0037.251220T2100Z-251221T1200Z/ Seul Choix Point to 5NM West of Mackinac Bridge- Norwood MI to 5NM West of Mackinac Bridge including Little Traverse Bay- 714 PM EST Fri Dec 19 2025 ...SMALL CRAFT ADVISORY IN EFFECT FROM 1 AM TO 4 PM EST SATURDAY... ...GALE WARNING REMAINS IN EFFECT FROM 4 PM SATURDAY TO 7 AM EST SUNDAY... * WHAT...For the Small Craft Advisory, Highest gusts up to 35 kts from the south and highest waves around 9 feet expected. For the Gale Warning, Highest gusts up to 45 kts from the west and highest waves around 11 feet expected. * WHERE...Seul Choix Point to 5NM West of Mackinac Bridge and Norwood MI to 5NM West of Mackinac Bridge including Little Traverse Bay. * WHEN...For the Small Craft Advisory, from 1 AM to 4 PM EST Saturday. For the Gale Warning, from 4 PM Saturday to 7 AM EST Sunday. * 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. && $$ LHZ345-201200- /O.EXP.KAPX.GL.W.0036.000000T0000Z-251220T0000Z/ /O.EXB.KAPX.SC.Y.0129.251220T0900Z-251220T2100Z/ /O.CON.KAPX.GL.W.0037.251220T2100Z-251221T1200Z/ Straits of Mackinac within 5 nm of Mackinac Bridge including Mackinac Island- 714 PM EST Fri Dec 19 2025 ...SMALL CRAFT ADVISORY IN EFFECT FROM 4 AM TO 4 PM EST SATURDAY... ...GALE WARNING REMAINS IN EFFECT FROM 4 PM SATURDAY TO 7 AM EST SUNDAY... * WHAT...For the Small Craft Advisory, Highest gusts up to 30 kts from the south and highest waves around 4 feet expected. For the Gale Warning, Highest gusts up to 40 kts from the west and highest waves around 8 feet expected. * WHERE...Straits of Mackinac within 5 nm of Mackinac Bridge including Mackinac Island. * WHEN...For the Small Craft Advisory, from 4 AM to 4 PM EST Saturday. For the Gale Warning, from 4 PM Saturday to 7 AM EST Sunday. * IMPACTS...Strong winds will cause hazardous highest waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ LHZ346>349-201200- /O.EXP.KAPX.GL.W.0036.000000T0000Z-251220T0000Z/ /O.EXB.KAPX.SC.Y.0129.251220T0900Z-251220T2100Z/ /O.EXA.KAPX.GL.W.0037.251220T2100Z-251221T1200Z/ St Ignace to False Detour Channel- 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- 714 PM EST Fri Dec 19 2025 ...SMALL CRAFT ADVISORY IN EFFECT FROM 4 AM TO 4 PM EST SATURDAY... ...GALE WARNING IN EFFECT FROM 4 PM SATURDAY TO 7 AM EST SUNDAY... * WHAT...For the Small Craft Advisory, Highest gusts up to 35 kts from the south and highest waves around 8 feet expected. For the Gale Warning, Highest gusts up to 45 kts from the west and highest waves around 11 feet expected. * WHERE...St Ignace to False Detour Channel, 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, from 4 AM to 4 PM EST Saturday. For the Gale Warning, from 4 PM Saturday to 7 AM EST Sunday. * 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. && $$ LMZ323-344>346-201200- /O.EXB.KAPX.SC.Y.0129.251220T0600Z-251220T2100Z/ /O.CON.KAPX.GL.W.0037.251220T2100Z-251221T1200Z/ Grand Traverse Bay south of a line Grand Traverse Light to Norwood MI-Sleeping Bear Point to Grand Traverse Light MI- Point Betsie to Sleeping Bear Point MI- Manistee to Point Betsie MI- 714 PM EST Fri Dec 19 2025 ...SMALL CRAFT ADVISORY IN EFFECT FROM 1 AM TO 4 PM EST SATURDAY... ...GALE WARNING REMAINS IN EFFECT FROM 4 PM SATURDAY TO 7 AM EST SUNDAY... * WHAT...For the Small Craft Advisory, Highest gusts up to 35 kts from the southwest and highest waves around 9 feet expected. For the Gale Warning, Highest gusts up to 45 kts from the west and highest waves around 13 feet expected. * WHERE...Grand Traverse Bay south of a line Grand Traverse Light to Norwood MI, Sleeping Bear Point to Grand Traverse Light MI, Point Betsie to Sleeping Bear Point MI and Manistee to Point Betsie MI. * WHEN...For the Small Craft Advisory, from 1 AM to 4 PM EST Saturday. For the Gale Warning, from 4 PM Saturday to 7 AM EST Sunday. * IMPACTS...Strong winds will cause hazardous highest waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ LSZ321-322-201200- /O.CON.KAPX.SC.Y.0129.000000T0000Z-251221T1200Z/ Whitefish Bay (U.S. Portion)/Whitefish Point to Point Iroquois MI- St. Marys River Point Iroquois to E. Potagannissing Bay- 714 PM EST Fri Dec 19 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 AM EST SUNDAY... * WHAT...Highest gusts up to 35 kts from the southwest and highest waves around 13 feet. * WHERE...Whitefish Bay (U. S. Portion)/Whitefish Point to Point Iroquois MI and St. Marys River Point Iroquois to E. Potagannissing Bay. * WHEN...Until 7 AM EST Sunday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ Action: Time and Area Extended Issued At: 2025-12-19 18:14:59 311 WHUS73 KAPX 200014 MWWAPX URGENT - MARINE WEATHER MESSAGE National Weather Service Gaylord MI 714 PM EST Fri Dec 19 2025 LMZ341-342-201200- /O.EXP.KAPX.GL.W.0036.000000T0000Z-251220T0000Z/ /O.EXB.KAPX.SC.Y.0129.251220T0600Z-251220T2100Z/ /O.CON.KAPX.GL.W.0037.251220T2100Z-251221T1200Z/ Seul Choix Point to 5NM West of Mackinac Bridge- Norwood MI to 5NM West of Mackinac Bridge including Little Traverse Bay- 714 PM EST Fri Dec 19 2025 ...SMALL CRAFT ADVISORY IN EFFECT FROM 1 AM TO 4 PM EST SATURDAY... ...GALE WARNING REMAINS IN EFFECT FROM 4 PM SATURDAY TO 7 AM EST SUNDAY... * WHAT...For the Small Craft Advisory, Highest gusts up to 35 kts from the south and highest waves around 9 feet expected. For the Gale Warning, Highest gusts up to 45 kts from the west and highest waves around 11 feet expected. * WHERE...Seul Choix Point to 5NM West of Mackinac Bridge and Norwood MI to 5NM West of Mackinac Bridge including Little Traverse Bay. * WHEN...For the Small Craft Advisory, from 1 AM to 4 PM EST Saturday. For the Gale Warning, from 4 PM Saturday to 7 AM EST Sunday. * IMPACTS...Strong winds will cause hazardous highest waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ LHZ345-201200- /O.EXP.KAPX.GL.W.0036.000000T0000Z-251220T0000Z/ /O.EXB.KAPX.SC.Y.0129.251220T0900Z-251220T2100Z/ /O.CON.KAPX.GL.W.0037.251220T2100Z-251221T1200Z/ Straits of Mackinac within 5 nm of Mackinac Bridge including Mackinac Island- 714 PM EST Fri Dec 19 2025 ...SMALL CRAFT ADVISORY IN EFFECT FROM 4 AM TO 4 PM EST SATURDAY... ...GALE WARNING REMAINS IN EFFECT FROM 4 PM SATURDAY TO 7 AM EST SUNDAY... * WHAT...For the Small Craft Advisory, Highest gusts up to 30 kts from the south and highest waves around 4 feet expected. For the Gale Warning, Highest gusts up to 40 kts from the west and highest waves around 8 feet expected. * WHERE...Straits of Mackinac within 5 nm of Mackinac Bridge including Mackinac Island. * WHEN...For the Small Craft Advisory, from 4 AM to 4 PM EST Saturday. For the Gale Warning, from 4 PM Saturday to 7 AM EST Sunday. * 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. && $$ LHZ346>349-201200- /O.EXP.KAPX.GL.W.0036.000000T0000Z-251220T0000Z/ /O.EXB.KAPX.SC.Y.0129.251220T0900Z-251220T2100Z/ /O.EXA.KAPX.GL.W.0037.251220T2100Z-251221T1200Z/ St Ignace to False Detour Channel- 5NM East of Mackinac Bridge to Presque Isle Light MI including Bois Blanc Island- Presque Isle Light to Sturgeon Pt MI Including Thunder Bay National Marine Sanctuary-Sturgeon Pt to Alabaster MI- 714 PM EST Fri Dec 19 2025 ...SMALL CRAFT ADVISORY IN EFFECT FROM 4 AM TO 4 PM EST SATURDAY... ...GALE WARNING IN EFFECT FROM 4 PM SATURDAY TO 7 AM EST SUNDAY... * WHAT...For the Small Craft Advisory, Highest gusts up to 35 kts from the south and highest waves around 8 feet expected. For the Gale Warning, Highest gusts up to 45 kts from the west and highest waves around 11 feet expected. * WHERE...St Ignace to False Detour Channel, 5NM East of Mackinac Bridge to Presque Isle Light MI including Bois Blanc Island, Presque Isle Light to Sturgeon Pt MI Including Thunder Bay National Marine Sanctuary and Sturgeon Pt to Alabaster MI. * WHEN...For the Small Craft Advisory, from 4 AM to 4 PM EST Saturday. For the Gale Warning, from 4 PM Saturday to 7 AM EST Sunday. * IMPACTS...Strong winds will cause hazardous highest waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ LMZ323-344>346-201200- /O.EXB.KAPX.SC.Y.0129.251220T0600Z-251220T2100Z/ /O.CON.KAPX.GL.W.0037.251220T2100Z-251221T1200Z/ Grand Traverse Bay south of a line Grand Traverse Light to Norwood MI-Sleeping Bear Point to Grand Traverse Light MI- Point Betsie to Sleeping Bear Point MI- Manistee to Point Betsie MI- 714 PM EST Fri Dec 19 2025 ...SMALL CRAFT ADVISORY IN EFFECT FROM 1 AM TO 4 PM EST SATURDAY... ...GALE WARNING REMAINS IN EFFECT FROM 4 PM SATURDAY TO 7 AM EST SUNDAY... * WHAT...For the Small Craft Advisory, Highest gusts up to 35 kts from the southwest and highest waves around 9 feet expected. For the Gale Warning, Highest gusts up to 45 kts from the west and highest waves around 13 feet expected. * WHERE...Grand Traverse Bay south of a line Grand Traverse Light to Norwood MI, Sleeping Bear Point to Grand Traverse Light MI, Point Betsie to Sleeping Bear Point MI and Manistee to Point Betsie MI. * WHEN...For the Small Craft Advisory, from 1 AM to 4 PM EST Saturday. For the Gale Warning, from 4 PM Saturday to 7 AM EST Sunday. * 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. && $$ LSZ321-322-201200- /O.CON.KAPX.SC.Y.0129.000000T0000Z-251221T1200Z/ Whitefish Bay (U.S. Portion)/Whitefish Point to Point Iroquois MI- St. Marys River Point Iroquois to E. Potagannissing Bay- 714 PM EST Fri Dec 19 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 AM EST SUNDAY... * WHAT...Highest gusts up to 35 kts from the southwest and highest waves around 13 feet. * WHERE...Whitefish Bay (U. S. Portion)/Whitefish Point to Point Iroquois MI and St. Marys River Point Iroquois to E. Potagannissing Bay. * WHEN...Until 7 AM EST Sunday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ Action: Time and Area Extended Issued At: 2025-12-19 18:14:59 311 WHUS73 KAPX 200014 MWWAPX URGENT - MARINE WEATHER MESSAGE National Weather Service Gaylord MI 714 PM EST Fri Dec 19 2025 LMZ341-342-201200- /O.EXP.KAPX.GL.W.0036.000000T0000Z-251220T0000Z/ /O.EXB.KAPX.SC.Y.0129.251220T0600Z-251220T2100Z/ /O.CON.KAPX.GL.W.0037.251220T2100Z-251221T1200Z/ Seul Choix Point to 5NM West of Mackinac Bridge- Norwood MI to 5NM West of Mackinac Bridge including Little Traverse Bay- 714 PM EST Fri Dec 19 2025 ...SMALL CRAFT ADVISORY IN EFFECT FROM 1 AM TO 4 PM EST SATURDAY... ...GALE WARNING REMAINS IN EFFECT FROM 4 PM SATURDAY TO 7 AM EST SUNDAY... * WHAT...For the Small Craft Advisory, Highest gusts up to 35 kts from the south and highest waves around 9 feet expected. For the Gale Warning, Highest gusts up to 45 kts from the west and highest waves around 11 feet expected. * WHERE...Seul Choix Point to 5NM West of Mackinac Bridge and Norwood MI to 5NM West of Mackinac Bridge including Little Traverse Bay. * WHEN...For the Small Craft Advisory, from 1 AM to 4 PM EST Saturday. For the Gale Warning, from 4 PM Saturday to 7 AM EST Sunday. * 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. && $$ LHZ345-201200- /O.EXP.KAPX.GL.W.0036.000000T0000Z-251220T0000Z/ /O.EXB.KAPX.SC.Y.0129.251220T0900Z-251220T2100Z/ /O.CON.KAPX.GL.W.0037.251220T2100Z-251221T1200Z/ Straits of Mackinac within 5 nm of Mackinac Bridge including Mackinac Island- 714 PM EST Fri Dec 19 2025 ...SMALL CRAFT ADVISORY IN EFFECT FROM 4 AM TO 4 PM EST SATURDAY... ...GALE WARNING REMAINS IN EFFECT FROM 4 PM SATURDAY TO 7 AM EST SUNDAY... * WHAT...For the Small Craft Advisory, Highest gusts up to 30 kts from the south and highest waves around 4 feet expected. For the Gale Warning, Highest gusts up to 40 kts from the west and highest waves around 8 feet expected. * WHERE...Straits of Mackinac within 5 nm of Mackinac Bridge including Mackinac Island. * WHEN...For the Small Craft Advisory, from 4 AM to 4 PM EST Saturday. For the Gale Warning, from 4 PM Saturday to 7 AM EST Sunday. * IMPACTS...Strong winds will cause hazardous highest waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ LHZ346>349-201200- /O.EXP.KAPX.GL.W.0036.000000T0000Z-251220T0000Z/ /O.EXB.KAPX.SC.Y.0129.251220T0900Z-251220T2100Z/ /O.EXA.KAPX.GL.W.0037.251220T2100Z-251221T1200Z/ St Ignace to False Detour Channel- 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- 714 PM EST Fri Dec 19 2025 ...SMALL CRAFT ADVISORY IN EFFECT FROM 4 AM TO 4 PM EST SATURDAY... ...GALE WARNING IN EFFECT FROM 4 PM SATURDAY TO 7 AM EST SUNDAY... * WHAT...For the Small Craft Advisory, Highest gusts up to 35 kts from the south and highest waves around 8 feet expected. For the Gale Warning, Highest gusts up to 45 kts from the west and highest waves around 11 feet expected. * WHERE...St Ignace to False Detour Channel, 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, from 4 AM to 4 PM EST Saturday. For the Gale Warning, from 4 PM Saturday to 7 AM EST Sunday. * 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. && $$ LMZ323-344>346-201200- /O.EXB.KAPX.SC.Y.0129.251220T0600Z-251220T2100Z/ /O.CON.KAPX.GL.W.0037.251220T2100Z-251221T1200Z/ Grand Traverse Bay south of a line Grand Traverse Light to Norwood MI-Sleeping Bear Point to Grand Traverse Light MI- Point Betsie to Sleeping Bear Point MI- Manistee to Point Betsie MI- 714 PM EST Fri Dec 19 2025 ...SMALL CRAFT ADVISORY IN EFFECT FROM 1 AM TO 4 PM EST SATURDAY... ...GALE WARNING REMAINS IN EFFECT FROM 4 PM SATURDAY TO 7 AM EST SUNDAY... * WHAT...For the Small Craft Advisory, Highest gusts up to 35 kts from the southwest and highest waves around 9 feet expected. For the Gale Warning, Highest gusts up to 45 kts from the west and highest waves around 13 feet expected. * WHERE...Grand Traverse Bay south of a line Grand Traverse Light to Norwood MI, Sleeping Bear Point to Grand Traverse Light MI, Point Betsie to Sleeping Bear Point MI and Manistee to Point Betsie MI. * WHEN...For the Small Craft Advisory, from 1 AM to 4 PM EST Saturday. For the Gale Warning, from 4 PM Saturday to 7 AM EST Sunday. * IMPACTS...Strong winds will cause hazardous highest waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ LSZ321-322-201200- /O.CON.KAPX.SC.Y.0129.000000T0000Z-251221T1200Z/ Whitefish Bay (U.S. Portion)/Whitefish Point to Point Iroquois MI- St. Marys River Point Iroquois to E. Potagannissing Bay- 714 PM EST Fri Dec 19 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 AM EST SUNDAY... * WHAT...Highest gusts up to 35 kts from the southwest and highest waves around 13 feet. * WHERE...Whitefish Bay (U. S. Portion)/Whitefish Point to Point Iroquois MI and St. Marys River Point Iroquois to E. Potagannissing Bay. * WHEN...Until 7 AM EST Sunday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ Action: Continued Issued At: 2025-12-19 18:14:59 311 WHUS73 KAPX 200014 MWWAPX URGENT - MARINE WEATHER MESSAGE National Weather Service Gaylord MI 714 PM EST Fri Dec 19 2025 LMZ341-342-201200- /O.EXP.KAPX.GL.W.0036.000000T0000Z-251220T0000Z/ /O.EXB.KAPX.SC.Y.0129.251220T0600Z-251220T2100Z/ /O.CON.KAPX.GL.W.0037.251220T2100Z-251221T1200Z/ Seul Choix Point to 5NM West of Mackinac Bridge- Norwood MI to 5NM West of Mackinac Bridge including Little Traverse Bay- 714 PM EST Fri Dec 19 2025 ...SMALL CRAFT ADVISORY IN EFFECT FROM 1 AM TO 4 PM EST SATURDAY... ...GALE WARNING REMAINS IN EFFECT FROM 4 PM SATURDAY TO 7 AM EST SUNDAY... * WHAT...For the Small Craft Advisory, Highest gusts up to 35 kts from the south and highest waves around 9 feet expected. For the Gale Warning, Highest gusts up to 45 kts from the west and highest waves around 11 feet expected. * WHERE...Seul Choix Point to 5NM West of Mackinac Bridge and Norwood MI to 5NM West of Mackinac Bridge including Little Traverse Bay. * WHEN...For the Small Craft Advisory, from 1 AM to 4 PM EST Saturday. For the Gale Warning, from 4 PM Saturday to 7 AM EST Sunday. * IMPACTS...Strong winds will cause hazardous highest waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ LHZ345-201200- /O.EXP.KAPX.GL.W.0036.000000T0000Z-251220T0000Z/ /O.EXB.KAPX.SC.Y.0129.251220T0900Z-251220T2100Z/ /O.CON.KAPX.GL.W.0037.251220T2100Z-251221T1200Z/ Straits of Mackinac within 5 nm of Mackinac Bridge including Mackinac Island- 714 PM EST Fri Dec 19 2025 ...SMALL CRAFT ADVISORY IN EFFECT FROM 4 AM TO 4 PM EST SATURDAY... ...GALE WARNING REMAINS IN EFFECT FROM 4 PM SATURDAY TO 7 AM EST SUNDAY... * WHAT...For the Small Craft Advisory, Highest gusts up to 30 kts from the south and highest waves around 4 feet expected. For the Gale Warning, Highest gusts up to 40 kts from the west and highest waves around 8 feet expected. * WHERE...Straits of Mackinac within 5 nm of Mackinac Bridge including Mackinac Island. * WHEN...For the Small Craft Advisory, from 4 AM to 4 PM EST Saturday. For the Gale Warning, from 4 PM Saturday to 7 AM EST Sunday. * 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. && $$ LHZ346>349-201200- /O.EXP.KAPX.GL.W.0036.000000T0000Z-251220T0000Z/ /O.EXB.KAPX.SC.Y.0129.251220T0900Z-251220T2100Z/ /O.EXA.KAPX.GL.W.0037.251220T2100Z-251221T1200Z/ St Ignace to False Detour Channel- 5NM East of Mackinac Bridge to Presque Isle Light MI including Bois Blanc Island- Presque Isle Light to Sturgeon Pt MI Including Thunder Bay National Marine Sanctuary-Sturgeon Pt to Alabaster MI- 714 PM EST Fri Dec 19 2025 ...SMALL CRAFT ADVISORY IN EFFECT FROM 4 AM TO 4 PM EST SATURDAY... ...GALE WARNING IN EFFECT FROM 4 PM SATURDAY TO 7 AM EST SUNDAY... * WHAT...For the Small Craft Advisory, Highest gusts up to 35 kts from the south and highest waves around 8 feet expected. For the Gale Warning, Highest gusts up to 45 kts from the west and highest waves around 11 feet expected. * WHERE...St Ignace to False Detour Channel, 5NM East of Mackinac Bridge to Presque Isle Light MI including Bois Blanc Island, Presque Isle Light to Sturgeon Pt MI Including Thunder Bay National Marine Sanctuary and Sturgeon Pt to Alabaster MI. * WHEN...For the Small Craft Advisory, from 4 AM to 4 PM EST Saturday. For the Gale Warning, from 4 PM Saturday to 7 AM EST Sunday. * IMPACTS...Strong winds will cause hazardous highest waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ LMZ323-344>346-201200- /O.EXB.KAPX.SC.Y.0129.251220T0600Z-251220T2100Z/ /O.CON.KAPX.GL.W.0037.251220T2100Z-251221T1200Z/ Grand Traverse Bay south of a line Grand Traverse Light to Norwood MI-Sleeping Bear Point to Grand Traverse Light MI- Point Betsie to Sleeping Bear Point MI- Manistee to Point Betsie MI- 714 PM EST Fri Dec 19 2025 ...SMALL CRAFT ADVISORY IN EFFECT FROM 1 AM TO 4 PM EST SATURDAY... ...GALE WARNING REMAINS IN EFFECT FROM 4 PM SATURDAY TO 7 AM EST SUNDAY... * WHAT...For the Small Craft Advisory, Highest gusts up to 35 kts from the southwest and highest waves around 9 feet expected. For the Gale Warning, Highest gusts up to 45 kts from the west and highest waves around 13 feet expected. * WHERE...Grand Traverse Bay south of a line Grand Traverse Light to Norwood MI, Sleeping Bear Point to Grand Traverse Light MI, Point Betsie to Sleeping Bear Point MI and Manistee to Point Betsie MI. * WHEN...For the Small Craft Advisory, from 1 AM to 4 PM EST Saturday. For the Gale Warning, from 4 PM Saturday to 7 AM EST Sunday. * 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. && $$ LSZ321-322-201200- /O.CON.KAPX.SC.Y.0129.000000T0000Z-251221T1200Z/ Whitefish Bay (U.S. Portion)/Whitefish Point to Point Iroquois MI- St. Marys River Point Iroquois to E. Potagannissing Bay- 714 PM EST Fri Dec 19 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 AM EST SUNDAY... * WHAT...Highest gusts up to 35 kts from the southwest and highest waves around 13 feet. * WHERE...Whitefish Bay (U. S. Portion)/Whitefish Point to Point Iroquois MI and St. Marys River Point Iroquois to E. Potagannissing Bay. * WHEN...Until 7 AM EST Sunday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ Action: Time and Area Extended Issued At: 2025-12-19 18:14:59 311 WHUS73 KAPX 200014 MWWAPX URGENT - MARINE WEATHER MESSAGE National Weather Service Gaylord MI 714 PM EST Fri Dec 19 2025 LMZ341-342-201200- /O.EXP.KAPX.GL.W.0036.000000T0000Z-251220T0000Z/ /O.EXB.KAPX.SC.Y.0129.251220T0600Z-251220T2100Z/ /O.CON.KAPX.GL.W.0037.251220T2100Z-251221T1200Z/ Seul Choix Point to 5NM West of Mackinac Bridge- Norwood MI to 5NM West of Mackinac Bridge including Little Traverse Bay- 714 PM EST Fri Dec 19 2025 ...SMALL CRAFT ADVISORY IN EFFECT FROM 1 AM TO 4 PM EST SATURDAY... ...GALE WARNING REMAINS IN EFFECT FROM 4 PM SATURDAY TO 7 AM EST SUNDAY... * WHAT...For the Small Craft Advisory, Highest gusts up to 35 kts from the south and highest waves around 9 feet expected. For the Gale Warning, Highest gusts up to 45 kts from the west and highest waves around 11 feet expected. * WHERE...Seul Choix Point to 5NM West of Mackinac Bridge and Norwood MI to 5NM West of Mackinac Bridge including Little Traverse Bay. * WHEN...For the Small Craft Advisory, from 1 AM to 4 PM EST Saturday. For the Gale Warning, from 4 PM Saturday to 7 AM EST Sunday. * 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. && $$ LHZ345-201200- /O.EXP.KAPX.GL.W.0036.000000T0000Z-251220T0000Z/ /O.EXB.KAPX.SC.Y.0129.251220T0900Z-251220T2100Z/ /O.CON.KAPX.GL.W.0037.251220T2100Z-251221T1200Z/ Straits of Mackinac within 5 nm of Mackinac Bridge including Mackinac Island- 714 PM EST Fri Dec 19 2025 ...SMALL CRAFT ADVISORY IN EFFECT FROM 4 AM TO 4 PM EST SATURDAY... ...GALE WARNING REMAINS IN EFFECT FROM 4 PM SATURDAY TO 7 AM EST SUNDAY... * WHAT...For the Small Craft Advisory, Highest gusts up to 30 kts from the south and highest waves around 4 feet expected. For the Gale Warning, Highest gusts up to 40 kts from the west and highest waves around 8 feet expected. * WHERE...Straits of Mackinac within 5 nm of Mackinac Bridge including Mackinac Island. * WHEN...For the Small Craft Advisory, from 4 AM to 4 PM EST Saturday. For the Gale Warning, from 4 PM Saturday to 7 AM EST Sunday. * IMPACTS...Strong winds will cause hazardous highest waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ LHZ346>349-201200- /O.EXP.KAPX.GL.W.0036.000000T0000Z-251220T0000Z/ /O.EXB.KAPX.SC.Y.0129.251220T0900Z-251220T2100Z/ /O.EXA.KAPX.GL.W.0037.251220T2100Z-251221T1200Z/ St Ignace to False Detour Channel- 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- 714 PM EST Fri Dec 19 2025 ...SMALL CRAFT ADVISORY IN EFFECT FROM 4 AM TO 4 PM EST SATURDAY... ...GALE WARNING IN EFFECT FROM 4 PM SATURDAY TO 7 AM EST SUNDAY... * WHAT...For the Small Craft Advisory, Highest gusts up to 35 kts from the south and highest waves around 8 feet expected. For the Gale Warning, Highest gusts up to 45 kts from the west and highest waves around 11 feet expected. * WHERE...St Ignace to False Detour Channel, 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, from 4 AM to 4 PM EST Saturday. For the Gale Warning, from 4 PM Saturday to 7 AM EST Sunday. * 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. && $$ LMZ323-344>346-201200- /O.EXB.KAPX.SC.Y.0129.251220T0600Z-251220T2100Z/ /O.CON.KAPX.GL.W.0037.251220T2100Z-251221T1200Z/ Grand Traverse Bay south of a line Grand Traverse Light to Norwood MI-Sleeping Bear Point to Grand Traverse Light MI- Point Betsie to Sleeping Bear Point MI- Manistee to Point Betsie MI- 714 PM EST Fri Dec 19 2025 ...SMALL CRAFT ADVISORY IN EFFECT FROM 1 AM TO 4 PM EST SATURDAY... ...GALE WARNING REMAINS IN EFFECT FROM 4 PM SATURDAY TO 7 AM EST SUNDAY... * WHAT...For the Small Craft Advisory, Highest gusts up to 35 kts from the southwest and highest waves around 9 feet expected. For the Gale Warning, Highest gusts up to 45 kts from the west and highest waves around 13 feet expected. * WHERE...Grand Traverse Bay south of a line Grand Traverse Light to Norwood MI, Sleeping Bear Point to Grand Traverse Light MI, Point Betsie to Sleeping Bear Point MI and Manistee to Point Betsie MI. * WHEN...For the Small Craft Advisory, from 1 AM to 4 PM EST Saturday. For the Gale Warning, from 4 PM Saturday to 7 AM EST Sunday. * IMPACTS...Strong winds will cause hazardous highest waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ LSZ321-322-201200- /O.CON.KAPX.SC.Y.0129.000000T0000Z-251221T1200Z/ Whitefish Bay (U.S. Portion)/Whitefish Point to Point Iroquois MI- St. Marys River Point Iroquois to E. Potagannissing Bay- 714 PM EST Fri Dec 19 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 AM EST SUNDAY... * WHAT...Highest gusts up to 35 kts from the southwest and highest waves around 13 feet. * WHERE...Whitefish Bay (U. S. Portion)/Whitefish Point to Point Iroquois MI and St. Marys River Point Iroquois to E. Potagannissing Bay. * WHEN...Until 7 AM EST Sunday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ Action: Continued Issued At: 2025-12-19 22:02:35 608 WHUS73 KAPX 200402 MWWAPX URGENT - MARINE WEATHER MESSAGE National Weather Service Gaylord MI 1102 PM EST Fri Dec 19 2025 LSZ321-322-201530- /O.EXT.KAPX.SC.Y.0129.000000T0000Z-251220T2100Z/ /O.EXA.KAPX.GL.W.0037.251220T2100Z-251221T1200Z/ Whitefish Bay (U.S. Portion)/Whitefish Point to Point Iroquois MI- St. Marys River Point Iroquois to E. Potagannissing Bay- 1102 PM EST Fri Dec 19 2025 ...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 4 PM EST SATURDAY... ...GALE WARNING IN EFFECT FROM 4 PM SATURDAY TO 7 AM EST SUNDAY... * WHAT...For the Small Craft Advisory, Highest gusts up to 35 kts from the south and highest waves around 7 feet. For the Gale Warning, Highest gusts up to 40 kts from the west and highest waves around 13 feet expected. * WHERE...Whitefish Bay (U. S. Portion)/Whitefish Point to Point Iroquois MI and St. Marys River Point Iroquois to E. Potagannissing Bay. * WHEN...For the Small Craft Advisory, until 4 PM EST Saturday. For the Gale Warning, from 4 PM Saturday to 7 AM EST Sunday. * IMPACTS...Strong winds will cause hazardous highest waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ LMZ323-341-342-344>346-201530- /O.CON.KAPX.SC.Y.0129.251220T0600Z-251220T2100Z/ /O.CON.KAPX.GL.W.0037.251220T2100Z-251221T1200Z/ 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- 1102 PM EST Fri Dec 19 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 PM EST SATURDAY... ...GALE WARNING REMAINS IN EFFECT FROM 4 PM SATURDAY TO 7 AM EST SUNDAY... * WHAT...For the Small Craft Advisory, Highest gusts up to 35 kts from the south and highest waves around 11 feet expected. For the Gale Warning, Highest gusts up to 45 kts from the west and highest waves around 13 feet expected. * WHERE...Portions of Lake Michigan. * WHEN...For the Small Craft Advisory, until 4 PM EST Saturday. For the Gale Warning, from 4 PM Saturday to 7 AM EST Sunday. * 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. && $$ LHZ345>349-201530- /O.CON.KAPX.SC.Y.0129.251220T0900Z-251220T2100Z/ /O.CON.KAPX.GL.W.0037.251220T2100Z-251221T1200Z/ Straits of Mackinac within 5 nm of Mackinac Bridge including Mackinac Island-St Ignace to False Detour Channel- 5NM East of Mackinac Bridge to Presque Isle Light MI including Bois Blanc Island- Presque Isle Light to Sturgeon Pt MI Including Thunder Bay National Marine Sanctuary-Sturgeon Pt to Alabaster MI- 1102 PM EST Fri Dec 19 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 4 AM TO 4 PM EST SATURDAY... ...GALE WARNING REMAINS IN EFFECT FROM 4 PM SATURDAY TO 7 AM EST SUNDAY... * WHAT...For the Small Craft Advisory, Highest gusts up to 35 kts from the south and highest waves around 8 feet expected. For the Gale Warning, Highest gusts up to 45 kts from the west and highest waves around 12 feet expected. * WHERE...Straits of Mackinac within 5 nm of Mackinac Bridge including Mackinac Island, St Ignace to False Detour Channel, 5NM East of Mackinac Bridge to Presque Isle Light MI including Bois Blanc Island, Presque Isle Light to Sturgeon Pt MI Including Thunder Bay National Marine Sanctuary and Sturgeon Pt to Alabaster MI. * WHEN...For the Small Craft Advisory, from 4 AM to 4 PM EST Saturday. For the Gale Warning, from 4 PM Saturday to 7 AM EST Sunday. * IMPACTS...Strong winds will cause hazardous highest waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ Action: Time Extended Issued At: 2025-12-19 22:02:35 608 WHUS73 KAPX 200402 MWWAPX URGENT - MARINE WEATHER MESSAGE National Weather Service Gaylord MI 1102 PM EST Fri Dec 19 2025 LSZ321-322-201530- /O.EXT.KAPX.SC.Y.0129.000000T0000Z-251220T2100Z/ /O.EXA.KAPX.GL.W.0037.251220T2100Z-251221T1200Z/ Whitefish Bay (U.S. Portion)/Whitefish Point to Point Iroquois MI- St. Marys River Point Iroquois to E. Potagannissing Bay- 1102 PM EST Fri Dec 19 2025 ...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 4 PM EST SATURDAY... ...GALE WARNING IN EFFECT FROM 4 PM SATURDAY TO 7 AM EST SUNDAY... * WHAT...For the Small Craft Advisory, Highest gusts up to 35 kts from the south and highest waves around 7 feet. For the Gale Warning, Highest gusts up to 40 kts from the west and highest waves around 13 feet expected. * WHERE...Whitefish Bay (U. S. Portion)/Whitefish Point to Point Iroquois MI and St. Marys River Point Iroquois to E. Potagannissing Bay. * WHEN...For the Small Craft Advisory, until 4 PM EST Saturday. For the Gale Warning, from 4 PM Saturday to 7 AM EST Sunday. * 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. && $$ LMZ323-341-342-344>346-201530- /O.CON.KAPX.SC.Y.0129.251220T0600Z-251220T2100Z/ /O.CON.KAPX.GL.W.0037.251220T2100Z-251221T1200Z/ Grand Traverse Bay south of a line Grand Traverse Light to Norwood MI-Seul Choix Point to 5NM West of Mackinac Bridge- Norwood MI to 5NM West of Mackinac Bridge including Little Traverse Bay-Sleeping Bear Point to Grand Traverse Light MI- Point Betsie to Sleeping Bear Point MI- Manistee to Point Betsie MI- 1102 PM EST Fri Dec 19 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 PM EST SATURDAY... ...GALE WARNING REMAINS IN EFFECT FROM 4 PM SATURDAY TO 7 AM EST SUNDAY... * WHAT...For the Small Craft Advisory, Highest gusts up to 35 kts from the south and highest waves around 11 feet expected. For the Gale Warning, Highest gusts up to 45 kts from the west and highest waves around 13 feet expected. * WHERE...Portions of Lake Michigan. * WHEN...For the Small Craft Advisory, until 4 PM EST Saturday. For the Gale Warning, from 4 PM Saturday to 7 AM EST Sunday. * IMPACTS...Strong winds will cause hazardous highest waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ LHZ345>349-201530- /O.CON.KAPX.SC.Y.0129.251220T0900Z-251220T2100Z/ /O.CON.KAPX.GL.W.0037.251220T2100Z-251221T1200Z/ Straits of Mackinac within 5 nm of Mackinac Bridge including Mackinac Island-St Ignace to False Detour Channel- 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- 1102 PM EST Fri Dec 19 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 4 AM TO 4 PM EST SATURDAY... ...GALE WARNING REMAINS IN EFFECT FROM 4 PM SATURDAY TO 7 AM EST SUNDAY... * WHAT...For the Small Craft Advisory, Highest gusts up to 35 kts from the south and highest waves around 8 feet expected. For the Gale Warning, Highest gusts up to 45 kts from the west and highest waves around 12 feet expected. * WHERE...Straits of Mackinac within 5 nm of Mackinac Bridge including Mackinac Island, St Ignace to False Detour Channel, 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, from 4 AM to 4 PM EST Saturday. For the Gale Warning, from 4 PM Saturday to 7 AM EST Sunday. * 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. && $$ Action: Continued Issued At: 2025-12-19 22:02:35 608 WHUS73 KAPX 200402 MWWAPX URGENT - MARINE WEATHER MESSAGE National Weather Service Gaylord MI 1102 PM EST Fri Dec 19 2025 LSZ321-322-201530- /O.EXT.KAPX.SC.Y.0129.000000T0000Z-251220T2100Z/ /O.EXA.KAPX.GL.W.0037.251220T2100Z-251221T1200Z/ Whitefish Bay (U.S. Portion)/Whitefish Point to Point Iroquois MI- St. Marys River Point Iroquois to E. Potagannissing Bay- 1102 PM EST Fri Dec 19 2025 ...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 4 PM EST SATURDAY... ...GALE WARNING IN EFFECT FROM 4 PM SATURDAY TO 7 AM EST SUNDAY... * WHAT...For the Small Craft Advisory, Highest gusts up to 35 kts from the south and highest waves around 7 feet. For the Gale Warning, Highest gusts up to 40 kts from the west and highest waves around 13 feet expected. * WHERE...Whitefish Bay (U. S. Portion)/Whitefish Point to Point Iroquois MI and St. Marys River Point Iroquois to E. Potagannissing Bay. * WHEN...For the Small Craft Advisory, until 4 PM EST Saturday. For the Gale Warning, from 4 PM Saturday to 7 AM EST Sunday. * IMPACTS...Strong winds will cause hazardous highest waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ LMZ323-341-342-344>346-201530- /O.CON.KAPX.SC.Y.0129.251220T0600Z-251220T2100Z/ /O.CON.KAPX.GL.W.0037.251220T2100Z-251221T1200Z/ 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- 1102 PM EST Fri Dec 19 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 PM EST SATURDAY... ...GALE WARNING REMAINS IN EFFECT FROM 4 PM SATURDAY TO 7 AM EST SUNDAY... * WHAT...For the Small Craft Advisory, Highest gusts up to 35 kts from the south and highest waves around 11 feet expected. For the Gale Warning, Highest gusts up to 45 kts from the west and highest waves around 13 feet expected. * WHERE...Portions of Lake Michigan. * WHEN...For the Small Craft Advisory, until 4 PM EST Saturday. For the Gale Warning, from 4 PM Saturday to 7 AM EST Sunday. * 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. && $$ LHZ345>349-201530- /O.CON.KAPX.SC.Y.0129.251220T0900Z-251220T2100Z/ /O.CON.KAPX.GL.W.0037.251220T2100Z-251221T1200Z/ Straits of Mackinac within 5 nm of Mackinac Bridge including Mackinac Island-St Ignace to False Detour Channel- 5NM East of Mackinac Bridge to Presque Isle Light MI including Bois Blanc Island- Presque Isle Light to Sturgeon Pt MI Including Thunder Bay National Marine Sanctuary-Sturgeon Pt to Alabaster MI- 1102 PM EST Fri Dec 19 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 4 AM TO 4 PM EST SATURDAY... ...GALE WARNING REMAINS IN EFFECT FROM 4 PM SATURDAY TO 7 AM EST SUNDAY... * WHAT...For the Small Craft Advisory, Highest gusts up to 35 kts from the south and highest waves around 8 feet expected. For the Gale Warning, Highest gusts up to 45 kts from the west and highest waves around 12 feet expected. * WHERE...Straits of Mackinac within 5 nm of Mackinac Bridge including Mackinac Island, St Ignace to False Detour Channel, 5NM East of Mackinac Bridge to Presque Isle Light MI including Bois Blanc Island, Presque Isle Light to Sturgeon Pt MI Including Thunder Bay National Marine Sanctuary and Sturgeon Pt to Alabaster MI. * WHEN...For the Small Craft Advisory, from 4 AM to 4 PM EST Saturday. For the Gale Warning, from 4 PM Saturday to 7 AM EST Sunday. * IMPACTS...Strong winds will cause hazardous highest waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ Action: Continued Issued At: 2025-12-20 01:35:40 023 WHUS73 KAPX 200735 MWWAPX URGENT - MARINE WEATHER MESSAGE National Weather Service Gaylord MI 235 AM EST Sat Dec 20 2025 LMZ323-341-342-344>346-202030- /O.CON.KAPX.SC.Y.0129.000000T0000Z-251220T2100Z/ /O.CON.KAPX.GL.W.0037.251220T2100Z-251221T1200Z/ 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- 235 AM EST Sat Dec 20 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 PM EST THIS AFTERNOON... ...GALE WARNING REMAINS IN EFFECT FROM 4 PM THIS AFTERNOON TO 7 AM EST SUNDAY... * WHAT...For the Small Craft Advisory, Highest gusts up to 35 kts from the southwest and highest waves around 11 feet. For the Gale Warning, Highest gusts up to 40 kts from the west and highest waves around 13 feet expected. * WHERE...Portions of Lake Michigan. * WHEN...For the Small Craft Advisory, until 4 PM EST this afternoon. For the Gale Warning, from 4 PM this afternoon to 7 AM EST Sunday. * 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. && $$ LHZ345>349-202030- /O.CON.KAPX.SC.Y.0129.251220T0900Z-251220T2100Z/ /O.CON.KAPX.GL.W.0037.251220T2100Z-251221T1200Z/ Straits of Mackinac within 5 nm of Mackinac Bridge including Mackinac Island-St Ignace to False Detour Channel- 5NM East of Mackinac Bridge to Presque Isle Light MI including Bois Blanc Island- Presque Isle Light to Sturgeon Pt MI Including Thunder Bay National Marine Sanctuary-Sturgeon Pt to Alabaster MI- 235 AM EST Sat Dec 20 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 PM EST THIS AFTERNOON... ...GALE WARNING REMAINS IN EFFECT FROM 4 PM THIS AFTERNOON TO 7 AM EST SUNDAY... * WHAT...For the Small Craft Advisory, Highest gusts up to 35 kts from the south and highest waves around 8 feet expected. For the Gale Warning, Highest gusts up to 40 kts from the west and highest waves around 12 feet expected. * WHERE...Straits of Mackinac within 5 nm of Mackinac Bridge including Mackinac Island, St Ignace to False Detour Channel, 5NM East of Mackinac Bridge to Presque Isle Light MI including Bois Blanc Island, Presque Isle Light to Sturgeon Pt MI Including Thunder Bay National Marine Sanctuary and Sturgeon Pt to Alabaster MI. * WHEN...For the Small Craft Advisory, until 4 PM EST this afternoon. For the Gale Warning, from 4 PM this afternoon to 7 AM EST Sunday. * IMPACTS...Strong winds will cause hazardous highest waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ LSZ321-322-202030- /O.CON.KAPX.SC.Y.0129.000000T0000Z-251220T2100Z/ /O.CON.KAPX.GL.W.0037.251220T2100Z-251221T1200Z/ Whitefish Bay (U.S. Portion)/Whitefish Point to Point Iroquois MI- St. Marys River Point Iroquois to E. Potagannissing Bay- 235 AM EST Sat Dec 20 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 PM EST THIS AFTERNOON... ...GALE WARNING REMAINS IN EFFECT FROM 4 PM THIS AFTERNOON TO 7 AM EST SUNDAY... * WHAT...For the Small Craft Advisory, Highest gusts up to 35 kts from the south and highest waves around 7 feet. For the Gale Warning, Highest gusts up to 40 kts from the west and highest waves around 13 feet expected. * WHERE...Whitefish Bay (U. S. Portion)/Whitefish Point to Point Iroquois MI and St. Marys River Point Iroquois to E. Potagannissing Bay. * WHEN...For the Small Craft Advisory, until 4 PM EST this afternoon. For the Gale Warning, from 4 PM this afternoon to 7 AM EST Sunday. * 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. && $$ Action: Continued Issued At: 2025-12-20 01:35:40 023 WHUS73 KAPX 200735 MWWAPX URGENT - MARINE WEATHER MESSAGE National Weather Service Gaylord MI 235 AM EST Sat Dec 20 2025 LMZ323-341-342-344>346-202030- /O.CON.KAPX.SC.Y.0129.000000T0000Z-251220T2100Z/ /O.CON.KAPX.GL.W.0037.251220T2100Z-251221T1200Z/ Grand Traverse Bay south of a line Grand Traverse Light to Norwood MI-Seul Choix Point to 5NM West of Mackinac Bridge- Norwood MI to 5NM West of Mackinac Bridge including Little Traverse Bay-Sleeping Bear Point to Grand Traverse Light MI- Point Betsie to Sleeping Bear Point MI- Manistee to Point Betsie MI- 235 AM EST Sat Dec 20 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 PM EST THIS AFTERNOON... ...GALE WARNING REMAINS IN EFFECT FROM 4 PM THIS AFTERNOON TO 7 AM EST SUNDAY... * WHAT...For the Small Craft Advisory, Highest gusts up to 35 kts from the southwest and highest waves around 11 feet. For the Gale Warning, Highest gusts up to 40 kts from the west and highest waves around 13 feet expected. * WHERE...Portions of Lake Michigan. * WHEN...For the Small Craft Advisory, until 4 PM EST this afternoon. For the Gale Warning, from 4 PM this afternoon to 7 AM EST Sunday. * IMPACTS...Strong winds will cause hazardous highest waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ LHZ345>349-202030- /O.CON.KAPX.SC.Y.0129.251220T0900Z-251220T2100Z/ /O.CON.KAPX.GL.W.0037.251220T2100Z-251221T1200Z/ Straits of Mackinac within 5 nm of Mackinac Bridge including Mackinac Island-St Ignace to False Detour Channel- 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- 235 AM EST Sat Dec 20 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 PM EST THIS AFTERNOON... ...GALE WARNING REMAINS IN EFFECT FROM 4 PM THIS AFTERNOON TO 7 AM EST SUNDAY... * WHAT...For the Small Craft Advisory, Highest gusts up to 35 kts from the south and highest waves around 8 feet expected. For the Gale Warning, Highest gusts up to 40 kts from the west and highest waves around 12 feet expected. * WHERE...Straits of Mackinac within 5 nm of Mackinac Bridge including Mackinac Island, St Ignace to False Detour Channel, 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 4 PM EST this afternoon. For the Gale Warning, from 4 PM this afternoon to 7 AM EST Sunday. * 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. && $$ LSZ321-322-202030- /O.CON.KAPX.SC.Y.0129.000000T0000Z-251220T2100Z/ /O.CON.KAPX.GL.W.0037.251220T2100Z-251221T1200Z/ Whitefish Bay (U.S. Portion)/Whitefish Point to Point Iroquois MI- St. Marys River Point Iroquois to E. Potagannissing Bay- 235 AM EST Sat Dec 20 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 PM EST THIS AFTERNOON... ...GALE WARNING REMAINS IN EFFECT FROM 4 PM THIS AFTERNOON TO 7 AM EST SUNDAY... * WHAT...For the Small Craft Advisory, Highest gusts up to 35 kts from the south and highest waves around 7 feet. For the Gale Warning, Highest gusts up to 40 kts from the west and highest waves around 13 feet expected. * WHERE...Whitefish Bay (U. S. Portion)/Whitefish Point to Point Iroquois MI and St. Marys River Point Iroquois to E. Potagannissing Bay. * WHEN...For the Small Craft Advisory, until 4 PM EST this afternoon. For the Gale Warning, from 4 PM this afternoon to 7 AM EST Sunday. * IMPACTS...Strong winds will cause hazardous highest waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ Action: Continued Issued At: 2025-12-20 01:35:40 023 WHUS73 KAPX 200735 MWWAPX URGENT - MARINE WEATHER MESSAGE National Weather Service Gaylord MI 235 AM EST Sat Dec 20 2025 LMZ323-341-342-344>346-202030- /O.CON.KAPX.SC.Y.0129.000000T0000Z-251220T2100Z/ /O.CON.KAPX.GL.W.0037.251220T2100Z-251221T1200Z/ 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- 235 AM EST Sat Dec 20 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 PM EST THIS AFTERNOON... ...GALE WARNING REMAINS IN EFFECT FROM 4 PM THIS AFTERNOON TO 7 AM EST SUNDAY... * WHAT...For the Small Craft Advisory, Highest gusts up to 35 kts from the southwest and highest waves around 11 feet. For the Gale Warning, Highest gusts up to 40 kts from the west and highest waves around 13 feet expected. * WHERE...Portions of Lake Michigan. * WHEN...For the Small Craft Advisory, until 4 PM EST this afternoon. For the Gale Warning, from 4 PM this afternoon to 7 AM EST Sunday. * 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. && $$ LHZ345>349-202030- /O.CON.KAPX.SC.Y.0129.251220T0900Z-251220T2100Z/ /O.CON.KAPX.GL.W.0037.251220T2100Z-251221T1200Z/ Straits of Mackinac within 5 nm of Mackinac Bridge including Mackinac Island-St Ignace to False Detour Channel- 5NM East of Mackinac Bridge to Presque Isle Light MI including Bois Blanc Island- Presque Isle Light to Sturgeon Pt MI Including Thunder Bay National Marine Sanctuary-Sturgeon Pt to Alabaster MI- 235 AM EST Sat Dec 20 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 PM EST THIS AFTERNOON... ...GALE WARNING REMAINS IN EFFECT FROM 4 PM THIS AFTERNOON TO 7 AM EST SUNDAY... * WHAT...For the Small Craft Advisory, Highest gusts up to 35 kts from the south and highest waves around 8 feet expected. For the Gale Warning, Highest gusts up to 40 kts from the west and highest waves around 12 feet expected. * WHERE...Straits of Mackinac within 5 nm of Mackinac Bridge including Mackinac Island, St Ignace to False Detour Channel, 5NM East of Mackinac Bridge to Presque Isle Light MI including Bois Blanc Island, Presque Isle Light to Sturgeon Pt MI Including Thunder Bay National Marine Sanctuary and Sturgeon Pt to Alabaster MI. * WHEN...For the Small Craft Advisory, until 4 PM EST this afternoon. For the Gale Warning, from 4 PM this afternoon to 7 AM EST Sunday. * IMPACTS...Strong winds will cause hazardous highest waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ LSZ321-322-202030- /O.CON.KAPX.SC.Y.0129.000000T0000Z-251220T2100Z/ /O.CON.KAPX.GL.W.0037.251220T2100Z-251221T1200Z/ Whitefish Bay (U.S. Portion)/Whitefish Point to Point Iroquois MI- St. Marys River Point Iroquois to E. Potagannissing Bay- 235 AM EST Sat Dec 20 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 PM EST THIS AFTERNOON... ...GALE WARNING REMAINS IN EFFECT FROM 4 PM THIS AFTERNOON TO 7 AM EST SUNDAY... * WHAT...For the Small Craft Advisory, Highest gusts up to 35 kts from the south and highest waves around 7 feet. For the Gale Warning, Highest gusts up to 40 kts from the west and highest waves around 13 feet expected. * WHERE...Whitefish Bay (U. S. Portion)/Whitefish Point to Point Iroquois MI and St. Marys River Point Iroquois to E. Potagannissing Bay. * WHEN...For the Small Craft Advisory, until 4 PM EST this afternoon. For the Gale Warning, from 4 PM this afternoon to 7 AM EST Sunday. * 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. && $$ Action: Continued Issued At: 2025-12-20 09:23:15 375 WHUS73 KAPX 201522 MWWAPX URGENT - MARINE WEATHER MESSAGE National Weather Service Gaylord MI 1022 AM EST Sat Dec 20 2025 LMZ323-341-342-344>346-202330- /O.CON.KAPX.SC.Y.0129.000000T0000Z-251220T2100Z/ /O.CON.KAPX.GL.W.0037.251220T2100Z-251221T1200Z/ Grand Traverse Bay south of a line Grand Traverse Light to Norwood MI-Seul Choix Point to 5NM West of Mackinac Bridge- Norwood MI to 5NM West of Mackinac Bridge including Little Traverse Bay-Sleeping Bear Point to Grand Traverse Light MI- Point Betsie to Sleeping Bear Point MI- Manistee to Point Betsie MI- 1022 AM EST Sat Dec 20 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 PM EST THIS AFTERNOON... ...GALE WARNING REMAINS IN EFFECT FROM 4 PM THIS AFTERNOON TO 7 AM EST SUNDAY... * WHAT...For the Small Craft Advisory, Highest gusts up to 30 kts from the southwest and highest waves around 11 feet. For the Gale Warning, Highest gusts up to 45 kts from the west and highest waves around 13 feet expected. * WHERE...Portions of Lake Michigan. * WHEN...For the Small Craft Advisory, until 4 PM EST this afternoon. For the Gale Warning, from 4 PM this afternoon to 7 AM EST Sunday. * IMPACTS...Strong winds will cause hazardous highest waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ LHZ345>349-202330- /O.CON.KAPX.SC.Y.0129.000000T0000Z-251220T2100Z/ /O.CON.KAPX.GL.W.0037.251220T2100Z-251221T1200Z/ Straits of Mackinac within 5 nm of Mackinac Bridge including Mackinac Island-St Ignace to False Detour Channel- 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- 1022 AM EST Sat Dec 20 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 PM EST THIS AFTERNOON... ...GALE WARNING REMAINS IN EFFECT FROM 4 PM THIS AFTERNOON TO 7 AM EST SUNDAY... * WHAT...For the Small Craft Advisory, Highest gusts up to 30 kts from the southwest and highest waves around 8 feet. For the Gale Warning, Highest gusts up to 45 kts from the west and highest waves around 11 feet expected. * WHERE...Straits of Mackinac within 5 nm of Mackinac Bridge including Mackinac Island, St Ignace to False Detour Channel, 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 4 PM EST this afternoon. For the Gale Warning, from 4 PM this afternoon to 7 AM EST Sunday. * 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. && $$ LSZ321-322-202330- /O.CON.KAPX.SC.Y.0129.000000T0000Z-251220T2100Z/ /O.CON.KAPX.GL.W.0037.251220T2100Z-251221T1200Z/ Whitefish Bay (U.S. Portion)/Whitefish Point to Point Iroquois MI- St. Marys River Point Iroquois to E. Potagannissing Bay- 1022 AM EST Sat Dec 20 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 PM EST THIS AFTERNOON... ...GALE WARNING REMAINS IN EFFECT FROM 4 PM THIS AFTERNOON TO 7 AM EST SUNDAY... * WHAT...For the Small Craft Advisory, Highest gusts up to 30 kts from the southwest and highest waves around 7 feet. For the Gale Warning, Highest gusts up to 45 kts from the west and highest waves around 15 feet expected. * WHERE...Whitefish Bay (U. S. Portion)/Whitefish Point to Point Iroquois MI and St. Marys River Point Iroquois to E. Potagannissing Bay. * WHEN...For the Small Craft Advisory, until 4 PM EST this afternoon. For the Gale Warning, from 4 PM this afternoon to 7 AM EST Sunday. * IMPACTS...Strong winds will cause hazardous highest waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ Action: Continued Issued At: 2025-12-20 09:23:15 375 WHUS73 KAPX 201522 MWWAPX URGENT - MARINE WEATHER MESSAGE National Weather Service Gaylord MI 1022 AM EST Sat Dec 20 2025 LMZ323-341-342-344>346-202330- /O.CON.KAPX.SC.Y.0129.000000T0000Z-251220T2100Z/ /O.CON.KAPX.GL.W.0037.251220T2100Z-251221T1200Z/ 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- 1022 AM EST Sat Dec 20 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 PM EST THIS AFTERNOON... ...GALE WARNING REMAINS IN EFFECT FROM 4 PM THIS AFTERNOON TO 7 AM EST SUNDAY... * WHAT...For the Small Craft Advisory, Highest gusts up to 30 kts from the southwest and highest waves around 11 feet. For the Gale Warning, Highest gusts up to 45 kts from the west and highest waves around 13 feet expected. * WHERE...Portions of Lake Michigan. * WHEN...For the Small Craft Advisory, until 4 PM EST this afternoon. For the Gale Warning, from 4 PM this afternoon to 7 AM EST Sunday. * 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. && $$ LHZ345>349-202330- /O.CON.KAPX.SC.Y.0129.000000T0000Z-251220T2100Z/ /O.CON.KAPX.GL.W.0037.251220T2100Z-251221T1200Z/ Straits of Mackinac within 5 nm of Mackinac Bridge including Mackinac Island-St Ignace to False Detour Channel- 5NM East of Mackinac Bridge to Presque Isle Light MI including Bois Blanc Island- Presque Isle Light to Sturgeon Pt MI Including Thunder Bay National Marine Sanctuary-Sturgeon Pt to Alabaster MI- 1022 AM EST Sat Dec 20 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 PM EST THIS AFTERNOON... ...GALE WARNING REMAINS IN EFFECT FROM 4 PM THIS AFTERNOON TO 7 AM EST SUNDAY... * WHAT...For the Small Craft Advisory, Highest gusts up to 30 kts from the southwest and highest waves around 8 feet. For the Gale Warning, Highest gusts up to 45 kts from the west and highest waves around 11 feet expected. * WHERE...Straits of Mackinac within 5 nm of Mackinac Bridge including Mackinac Island, St Ignace to False Detour Channel, 5NM East of Mackinac Bridge to Presque Isle Light MI including Bois Blanc Island, Presque Isle Light to Sturgeon Pt MI Including Thunder Bay National Marine Sanctuary and Sturgeon Pt to Alabaster MI. * WHEN...For the Small Craft Advisory, until 4 PM EST this afternoon. For the Gale Warning, from 4 PM this afternoon to 7 AM EST Sunday. * IMPACTS...Strong winds will cause hazardous highest waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ LSZ321-322-202330- /O.CON.KAPX.SC.Y.0129.000000T0000Z-251220T2100Z/ /O.CON.KAPX.GL.W.0037.251220T2100Z-251221T1200Z/ Whitefish Bay (U.S. Portion)/Whitefish Point to Point Iroquois MI- St. Marys River Point Iroquois to E. Potagannissing Bay- 1022 AM EST Sat Dec 20 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 PM EST THIS AFTERNOON... ...GALE WARNING REMAINS IN EFFECT FROM 4 PM THIS AFTERNOON TO 7 AM EST SUNDAY... * WHAT...For the Small Craft Advisory, Highest gusts up to 30 kts from the southwest and highest waves around 7 feet. For the Gale Warning, Highest gusts up to 45 kts from the west and highest waves around 15 feet expected. * WHERE...Whitefish Bay (U. S. Portion)/Whitefish Point to Point Iroquois MI and St. Marys River Point Iroquois to E. Potagannissing Bay. * WHEN...For the Small Craft Advisory, until 4 PM EST this afternoon. For the Gale Warning, from 4 PM this afternoon to 7 AM EST Sunday. * 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. && $$ Action: Continued Issued At: 2025-12-20 09:23:15 375 WHUS73 KAPX 201522 MWWAPX URGENT - MARINE WEATHER MESSAGE National Weather Service Gaylord MI 1022 AM EST Sat Dec 20 2025 LMZ323-341-342-344>346-202330- /O.CON.KAPX.SC.Y.0129.000000T0000Z-251220T2100Z/ /O.CON.KAPX.GL.W.0037.251220T2100Z-251221T1200Z/ Grand Traverse Bay south of a line Grand Traverse Light to Norwood MI-Seul Choix Point to 5NM West of Mackinac Bridge- Norwood MI to 5NM West of Mackinac Bridge including Little Traverse Bay-Sleeping Bear Point to Grand Traverse Light MI- Point Betsie to Sleeping Bear Point MI- Manistee to Point Betsie MI- 1022 AM EST Sat Dec 20 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 PM EST THIS AFTERNOON... ...GALE WARNING REMAINS IN EFFECT FROM 4 PM THIS AFTERNOON TO 7 AM EST SUNDAY... * WHAT...For the Small Craft Advisory, Highest gusts up to 30 kts from the southwest and highest waves around 11 feet. For the Gale Warning, Highest gusts up to 45 kts from the west and highest waves around 13 feet expected. * WHERE...Portions of Lake Michigan. * WHEN...For the Small Craft Advisory, until 4 PM EST this afternoon. For the Gale Warning, from 4 PM this afternoon to 7 AM EST Sunday. * IMPACTS...Strong winds will cause hazardous highest waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ LHZ345>349-202330- /O.CON.KAPX.SC.Y.0129.000000T0000Z-251220T2100Z/ /O.CON.KAPX.GL.W.0037.251220T2100Z-251221T1200Z/ Straits of Mackinac within 5 nm of Mackinac Bridge including Mackinac Island-St Ignace to False Detour Channel- 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- 1022 AM EST Sat Dec 20 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 PM EST THIS AFTERNOON... ...GALE WARNING REMAINS IN EFFECT FROM 4 PM THIS AFTERNOON TO 7 AM EST SUNDAY... * WHAT...For the Small Craft Advisory, Highest gusts up to 30 kts from the southwest and highest waves around 8 feet. For the Gale Warning, Highest gusts up to 45 kts from the west and highest waves around 11 feet expected. * WHERE...Straits of Mackinac within 5 nm of Mackinac Bridge including Mackinac Island, St Ignace to False Detour Channel, 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 4 PM EST this afternoon. For the Gale Warning, from 4 PM this afternoon to 7 AM EST Sunday. * 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. && $$ LSZ321-322-202330- /O.CON.KAPX.SC.Y.0129.000000T0000Z-251220T2100Z/ /O.CON.KAPX.GL.W.0037.251220T2100Z-251221T1200Z/ Whitefish Bay (U.S. Portion)/Whitefish Point to Point Iroquois MI- St. Marys River Point Iroquois to E. Potagannissing Bay- 1022 AM EST Sat Dec 20 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 PM EST THIS AFTERNOON... ...GALE WARNING REMAINS IN EFFECT FROM 4 PM THIS AFTERNOON TO 7 AM EST SUNDAY... * WHAT...For the Small Craft Advisory, Highest gusts up to 30 kts from the southwest and highest waves around 7 feet. For the Gale Warning, Highest gusts up to 45 kts from the west and highest waves around 15 feet expected. * WHERE...Whitefish Bay (U. S. Portion)/Whitefish Point to Point Iroquois MI and St. Marys River Point Iroquois to E. Potagannissing Bay. * WHEN...For the Small Craft Advisory, until 4 PM EST this afternoon. For the Gale Warning, from 4 PM this afternoon to 7 AM EST Sunday. * IMPACTS...Strong winds will cause hazardous highest waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ Action: Continued Issued At: 2025-12-20 14:11:53 415 WHUS73 KAPX 202011 MWWAPX URGENT - MARINE WEATHER MESSAGE National Weather Service Gaylord MI 311 PM EST Sat Dec 20 2025 LMZ323-341-342-344>346-210415- /O.CON.KAPX.SC.Y.0129.000000T0000Z-251220T2100Z/ /O.CON.KAPX.GL.W.0037.251220T2100Z-251221T1200Z/ 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- 311 PM EST Sat Dec 20 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 PM EST THIS AFTERNOON... ...GALE WARNING REMAINS IN EFFECT UNTIL 7 AM EST SUNDAY... * WHAT...For the Small Craft Advisory, Highest gusts up to 30 kts from the southwest and highest waves around 10 feet. For the Gale Warning, Highest gusts up to 45 kts from the west and highest waves around 13 feet expected. * WHERE...Portions of Lake Michigan. * WHEN...For the Small Craft Advisory, until 4 PM EST this afternoon. For the Gale Warning, until 7 AM EST Sunday. * 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. && $$ LHZ345>349-210415- /O.CON.KAPX.SC.Y.0129.000000T0000Z-251220T2100Z/ /O.CON.KAPX.GL.W.0037.251220T2100Z-251221T1200Z/ Straits of Mackinac within 5 nm of Mackinac Bridge including Mackinac Island-St Ignace to False Detour Channel- 5NM East of Mackinac Bridge to Presque Isle Light MI including Bois Blanc Island- Presque Isle Light to Sturgeon Pt MI Including Thunder Bay National Marine Sanctuary-Sturgeon Pt to Alabaster MI- 311 PM EST Sat Dec 20 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 PM EST THIS AFTERNOON... ...GALE WARNING REMAINS IN EFFECT UNTIL 7 AM EST SUNDAY... * WHAT...For the Small Craft Advisory, Highest gusts up to 30 kts from the southwest and highest waves around 6 feet. For the Gale Warning, Highest gusts up to 40 kts from the west and highest waves around 10 feet expected. * WHERE...Straits of Mackinac within 5 nm of Mackinac Bridge including Mackinac Island, St Ignace to False Detour Channel, 5NM East of Mackinac Bridge to Presque Isle Light MI including Bois Blanc Island, Presque Isle Light to Sturgeon Pt MI Including Thunder Bay National Marine Sanctuary and Sturgeon Pt to Alabaster MI. * WHEN...For the Small Craft Advisory, until 4 PM EST this afternoon. For the Gale Warning, until 7 AM EST Sunday. * IMPACTS...Strong winds will cause hazardous highest waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ LSZ321-322-210415- /O.CON.KAPX.SC.Y.0129.000000T0000Z-251220T2100Z/ /O.CON.KAPX.GL.W.0037.251220T2100Z-251221T1200Z/ Whitefish Bay (U.S. Portion)/Whitefish Point to Point Iroquois MI- St. Marys River Point Iroquois to E. Potagannissing Bay- 311 PM EST Sat Dec 20 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 PM EST THIS AFTERNOON... ...GALE WARNING REMAINS IN EFFECT UNTIL 7 AM EST SUNDAY... * WHAT...For the Small Craft Advisory, Highest gusts up to 30 kts from the southwest and highest waves around 3 feet. For the Gale Warning, Highest gusts up to 40 kts from the west and highest waves around 15 feet expected. * WHERE...Whitefish Bay (U. S. Portion)/Whitefish Point to Point Iroquois MI and St. Marys River Point Iroquois to E. Potagannissing Bay. * WHEN...For the Small Craft Advisory, until 4 PM EST this afternoon. For the Gale Warning, until 7 AM EST Sunday. * 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. && $$ Action: Continued Issued At: 2025-12-20 14:11:53 415 WHUS73 KAPX 202011 MWWAPX URGENT - MARINE WEATHER MESSAGE National Weather Service Gaylord MI 311 PM EST Sat Dec 20 2025 LMZ323-341-342-344>346-210415- /O.CON.KAPX.SC.Y.0129.000000T0000Z-251220T2100Z/ /O.CON.KAPX.GL.W.0037.251220T2100Z-251221T1200Z/ Grand Traverse Bay south of a line Grand Traverse Light to Norwood MI-Seul Choix Point to 5NM West of Mackinac Bridge- Norwood MI to 5NM West of Mackinac Bridge including Little Traverse Bay-Sleeping Bear Point to Grand Traverse Light MI- Point Betsie to Sleeping Bear Point MI- Manistee to Point Betsie MI- 311 PM EST Sat Dec 20 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 PM EST THIS AFTERNOON... ...GALE WARNING REMAINS IN EFFECT UNTIL 7 AM EST SUNDAY... * WHAT...For the Small Craft Advisory, Highest gusts up to 30 kts from the southwest and highest waves around 10 feet. For the Gale Warning, Highest gusts up to 45 kts from the west and highest waves around 13 feet expected. * WHERE...Portions of Lake Michigan. * WHEN...For the Small Craft Advisory, until 4 PM EST this afternoon. For the Gale Warning, until 7 AM EST Sunday. * IMPACTS...Strong winds will cause hazardous highest waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ LHZ345>349-210415- /O.CON.KAPX.SC.Y.0129.000000T0000Z-251220T2100Z/ /O.CON.KAPX.GL.W.0037.251220T2100Z-251221T1200Z/ Straits of Mackinac within 5 nm of Mackinac Bridge including Mackinac Island-St Ignace to False Detour Channel- 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- 311 PM EST Sat Dec 20 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 PM EST THIS AFTERNOON... ...GALE WARNING REMAINS IN EFFECT UNTIL 7 AM EST SUNDAY... * WHAT...For the Small Craft Advisory, Highest gusts up to 30 kts from the southwest and highest waves around 6 feet. For the Gale Warning, Highest gusts up to 40 kts from the west and highest waves around 10 feet expected. * WHERE...Straits of Mackinac within 5 nm of Mackinac Bridge including Mackinac Island, St Ignace to False Detour Channel, 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 4 PM EST this afternoon. For the Gale Warning, until 7 AM EST Sunday. * 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. && $$ LSZ321-322-210415- /O.CON.KAPX.SC.Y.0129.000000T0000Z-251220T2100Z/ /O.CON.KAPX.GL.W.0037.251220T2100Z-251221T1200Z/ Whitefish Bay (U.S. Portion)/Whitefish Point to Point Iroquois MI- St. Marys River Point Iroquois to E. Potagannissing Bay- 311 PM EST Sat Dec 20 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 PM EST THIS AFTERNOON... ...GALE WARNING REMAINS IN EFFECT UNTIL 7 AM EST SUNDAY... * WHAT...For the Small Craft Advisory, Highest gusts up to 30 kts from the southwest and highest waves around 3 feet. For the Gale Warning, Highest gusts up to 40 kts from the west and highest waves around 15 feet expected. * WHERE...Whitefish Bay (U. S. Portion)/Whitefish Point to Point Iroquois MI and St. Marys River Point Iroquois to E. Potagannissing Bay. * WHEN...For the Small Craft Advisory, until 4 PM EST this afternoon. For the Gale Warning, until 7 AM EST Sunday. * IMPACTS...Strong winds will cause hazardous highest waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ Action: Continued Issued At: 2025-12-20 14:11:53 415 WHUS73 KAPX 202011 MWWAPX URGENT - MARINE WEATHER MESSAGE National Weather Service Gaylord MI 311 PM EST Sat Dec 20 2025 LMZ323-341-342-344>346-210415- /O.CON.KAPX.SC.Y.0129.000000T0000Z-251220T2100Z/ /O.CON.KAPX.GL.W.0037.251220T2100Z-251221T1200Z/ 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- 311 PM EST Sat Dec 20 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 PM EST THIS AFTERNOON... ...GALE WARNING REMAINS IN EFFECT UNTIL 7 AM EST SUNDAY... * WHAT...For the Small Craft Advisory, Highest gusts up to 30 kts from the southwest and highest waves around 10 feet. For the Gale Warning, Highest gusts up to 45 kts from the west and highest waves around 13 feet expected. * WHERE...Portions of Lake Michigan. * WHEN...For the Small Craft Advisory, until 4 PM EST this afternoon. For the Gale Warning, until 7 AM EST Sunday. * 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. && $$ LHZ345>349-210415- /O.CON.KAPX.SC.Y.0129.000000T0000Z-251220T2100Z/ /O.CON.KAPX.GL.W.0037.251220T2100Z-251221T1200Z/ Straits of Mackinac within 5 nm of Mackinac Bridge including Mackinac Island-St Ignace to False Detour Channel- 5NM East of Mackinac Bridge to Presque Isle Light MI including Bois Blanc Island- Presque Isle Light to Sturgeon Pt MI Including Thunder Bay National Marine Sanctuary-Sturgeon Pt to Alabaster MI- 311 PM EST Sat Dec 20 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 PM EST THIS AFTERNOON... ...GALE WARNING REMAINS IN EFFECT UNTIL 7 AM EST SUNDAY... * WHAT...For the Small Craft Advisory, Highest gusts up to 30 kts from the southwest and highest waves around 6 feet. For the Gale Warning, Highest gusts up to 40 kts from the west and highest waves around 10 feet expected. * WHERE...Straits of Mackinac within 5 nm of Mackinac Bridge including Mackinac Island, St Ignace to False Detour Channel, 5NM East of Mackinac Bridge to Presque Isle Light MI including Bois Blanc Island, Presque Isle Light to Sturgeon Pt MI Including Thunder Bay National Marine Sanctuary and Sturgeon Pt to Alabaster MI. * WHEN...For the Small Craft Advisory, until 4 PM EST this afternoon. For the Gale Warning, until 7 AM EST Sunday. * IMPACTS...Strong winds will cause hazardous highest waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ LSZ321-322-210415- /O.CON.KAPX.SC.Y.0129.000000T0000Z-251220T2100Z/ /O.CON.KAPX.GL.W.0037.251220T2100Z-251221T1200Z/ Whitefish Bay (U.S. Portion)/Whitefish Point to Point Iroquois MI- St. Marys River Point Iroquois to E. Potagannissing Bay- 311 PM EST Sat Dec 20 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 PM EST THIS AFTERNOON... ...GALE WARNING REMAINS IN EFFECT UNTIL 7 AM EST SUNDAY... * WHAT...For the Small Craft Advisory, Highest gusts up to 30 kts from the southwest and highest waves around 3 feet. For the Gale Warning, Highest gusts up to 40 kts from the west and highest waves around 15 feet expected. * WHERE...Whitefish Bay (U. S. Portion)/Whitefish Point to Point Iroquois MI and St. Marys River Point Iroquois to E. Potagannissing Bay. * WHEN...For the Small Craft Advisory, until 4 PM EST this afternoon. For the Gale Warning, until 7 AM EST Sunday. * 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. && $$ | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||