####018005879#### WHUS73 KDTX 290744 MWWDTX URGENT - MARINE WEATHER MESSAGE National Weather Service Detroit/Pontiac MI 344 AM EDT Tue Apr 29 2025 LHZ421-422-441-292030- /O.EXT.KDTX.SC.Y.0038.000000T0000Z-250429T1400Z/ /O.NEW.KDTX.GL.W.0019.250429T1400Z-250430T0200Z/ Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner Saginaw Bay-Inner Saginaw Bay SW of Point Au Gres to Bay Port MI- Port Austin to Harbor Beach MI- 344 AM EDT Tue Apr 29 2025 ...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 10 AM EDT THIS MORNING... ...GALE WARNING IN EFFECT FROM 10 AM THIS MORNING TO 10 PM EDT THIS EVENING... * WHAT...During the Small Craft Advisory, expect sustained winds up to 20 knots from the southwest with gusts up to 30 knots. The largest significant waves will be 4 feet with a potential maximum wave height of 5 feet. During the Gale Warning, expect sustained winds up to 25 knots from the west with gusts up to 40 knots. The largest significant waves will be 5 feet with a potential maximum wave height of 7 feet. * WHERE...Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner Saginaw Bay, Inner Saginaw Bay SW of Point Au Gres to Bay Port MI and Port Austin to Harbor Beach MI. * WHEN...During the Small Craft Advisory, the maximum winds are expected around 4 AM EDT Tuesday with the largest waves expected around 4 AM EDT Tuesday. During the Gale Warning, the maximum winds are expected around 10 AM EDT Tuesday with the largest waves expected around 10 AM EDT Tuesday. * IMPACTS...Strong winds will cause hazardous 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. && $$ LHZ442-443-292030- /O.EXT.KDTX.SC.Y.0038.000000T0000Z-250429T1400Z/ /O.NEW.KDTX.GL.W.0019.250429T1400Z-250430T0200Z/ Harbor Beach to Port Sanilac MI-Port Sanilac to Port Huron MI- 344 AM EDT Tue Apr 29 2025 ...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 10 AM EDT THIS MORNING... ...GALE WARNING IN EFFECT FROM 10 AM THIS MORNING TO 10 PM EDT THIS EVENING... * WHAT...During the Small Craft Advisory, expect sustained winds up to 20 knots from the south with gusts up to 30 knots. The largest significant waves will be 3 feet with a potential maximum wave height of 4 feet. During the Gale Warning, expect sustained winds up to 25 knots from the west with gusts up to 35 knots. The largest significant waves will be 3 feet with a potential maximum wave height of 4 feet. * WHERE...Harbor Beach to Port Sanilac MI and Port Sanilac to Port Huron MI. * WHEN...During the Small Craft Advisory, the maximum winds are expected around 4 AM EDT Tuesday with the largest waves expected around 4 AM EDT Tuesday. During the Gale Warning, the maximum winds are expected around 10 AM EDT Tuesday with the largest waves expected around 10 AM EDT Tuesday. * IMPACTS...Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. && $$ LHZ361>363-462>464-292030- /O.NEW.KDTX.GL.W.0019.250429T1400Z-250430T0200Z/ Lake Huron from 5NM east of Mackinac Bridge to Presque Isle Lt beyond 5 NM off shore- Lake Huron from Presque Isle Light to Sturgeon Point MI beyond 5NM off shore- Lake Huron from Sturgeon Point to Alabaster MI beyond 5NM off shore- Lake Huron from Port Austin to Harbor Beach beyond 5NM Off Shore- Lake Huron from Harbor Beach to Port Sanilac beyond 5NM Off Shore- Lake Huron from Port Sanilac to Port Huron beyond 5NM Off Shore- 344 AM EDT Tue Apr 29 2025 ...GALE WARNING IN EFFECT FROM 10 AM THIS MORNING TO 10 PM EDT THIS EVENING... * WHAT...Expect sustained winds up to 30 knots from the west with gusts up to 45 knots. The largest significant waves will be 9 feet with a potential maximum wave height of 13 feet. * WHERE...Portions of Lake Huron. * WHEN...The maximum winds are expected around 5 PM EDT Tuesday with the largest waves expected around 6 PM EDT Tuesday. * IMPACTS...Strong winds will cause hazardous 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. && $$ LCZ460-LEZ444-292030- /O.CON.KDTX.SC.Y.0038.000000T0000Z-250430T0200Z/ Lake St Clair- Michigan Waters of Lake Erie from Detroit River to North Cape MI- 344 AM EDT Tue Apr 29 2025 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 PM EDT THIS EVENING... * WHAT...Expect sustained winds up to 20 knots from the southwest with gusts up to 33 knots. The largest significant waves will be 3 feet with a potential maximum wave height of 4 feet. * WHERE...In Lake St Clair, Lake St Clair. In Lake Erie, Michigan Waters of Lake Erie from Detroit River to North Cape MI. * WHEN...The maximum winds are expected around 11 AM EDT Tuesday with the largest waves expected around 11 AM EDT Tuesday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ KGK