WHUS73 KDTX 170735 MWWDTX URGENT - MARINE WEATHER MESSAGE National Weather Service Detroit/Pontiac MI 335 AM EDT Sat Oct 17 2026 LCZ460-171400- /O.EXP.KDTX.GL.W.0016.000000T0000Z-261017T0800Z/ /O.EXB.KDTX.SC.Y.0063.261017T0800Z-261017T1400Z/ Lake St Clair- 335 AM EDT Sat Oct 17 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 AM EDT THIS MORNING... ...GALE WARNING WILL EXPIRE AT 4 AM EDT EARLY THIS MORNING... * WHAT...Expect sustained winds up to 25 knots from the north with gusts up to 30 knots. The largest significant waves will be 3 feet with a potential maximum wave height of 4 feet. * WHERE...Lake St Clair. * WHEN...The maximum winds are expected around 4 AM EDT Saturday with the largest waves expected around 4 AM EDT Saturday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LHZ442-443-171600- /O.EXP.KDTX.GL.W.0016.000000T0000Z-261017T0800Z/ /O.EXB.KDTX.SC.Y.0063.261017T0800Z-261017T1600Z/ Harbor Beach to Port Sanilac MI-Port Sanilac to Port Huron MI- 335 AM EDT Sat Oct 17 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL NOON EDT TODAY... ...GALE WARNING WILL EXPIRE AT 4 AM EDT EARLY THIS MORNING... * WHAT...Expect sustained winds up to 26 knots from the north with gusts up to 31 knots. The largest significant waves will be 9 feet with a potential maximum wave height of 13 feet. * WHERE...Harbor Beach to Port Sanilac MI and Port Sanilac to Port Huron MI. * WHEN...The maximum winds are expected around 4 AM EDT Saturday with the largest waves expected around 4 AM EDT Saturday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LHZ421-422-172015- /O.EXP.KDTX.GL.W.0016.000000T0000Z-261017T0800Z/ /O.EXB.KDTX.SC.Y.0063.261017T0800Z-261019T0200Z/ 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- 335 AM EDT Sat Oct 17 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 PM EDT SUNDAY... ...GALE WARNING WILL EXPIRE AT 4 AM EDT EARLY THIS MORNING... * WHAT...Expect sustained winds up to 26 knots from the southwest with gusts up to 33 knots. The largest significant waves will be 6 feet with a potential maximum wave height of 8 feet. * WHERE...Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner Saginaw Bay and Inner Saginaw Bay SW of Point Au Gres to Bay Port MI. * WHEN...The maximum winds are expected around 4 PM EDT Sunday with the largest waves expected around 4 AM EDT Saturday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LHZ441-172015- /O.EXP.KDTX.GL.W.0016.000000T0000Z-261017T0800Z/ /O.EXB.KDTX.SC.Y.0063.261017T0800Z-261019T0200Z/ Port Austin to Harbor Beach MI- 335 AM EDT Sat Oct 17 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 PM EDT SUNDAY... ...GALE WARNING WILL EXPIRE AT 4 AM EDT EARLY THIS MORNING... * WHAT...Expect sustained winds up to 24 knots from the west with gusts up to 33 knots. The largest significant waves will be 10 feet with a potential maximum wave height of 14 feet. * WHERE...Port Austin to Harbor Beach MI. * WHEN...The maximum winds are expected around 1 PM EDT Sunday with the largest waves expected around 4 AM EDT Saturday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LHZ361-362-170845- /O.EXP.KDTX.GL.W.0016.000000T0000Z-261017T0800Z/ 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- 335 AM EDT Sat Oct 17 2026 ...GALE WARNING WILL EXPIRE AT 4 AM EDT EARLY THIS MORNING... Wind gusts have fallen below gales and will continue to drop through the morning hours. $$ LHZ363-462>464-170845- /O.EXP.KDTX.GL.W.0016.000000T0000Z-261017T0800Z/ Lake Huron from Sturgeon Point to Alabaster MI beyond 5NM off shore- Lake Huron from Port Austin to Harbor Beach beyond 5NM Off Shore- Lake Huron from Harbor Beach to Port Sanilac beyond 5NM Off Shore- Lake Huron from Port Sanilac to Port Huron beyond 5NM Off Shore- 335 AM EDT Sat Oct 17 2026 ...GALE WARNING WILL EXPIRE AT 4 AM EDT EARLY THIS MORNING... Wind gusts have fallen below gales and will continue to drop through the morning hours. $$ LEZ444-171400- /O.CON.KDTX.SC.Y.0063.000000T0000Z-261017T1400Z/ Michigan Waters of Lake Erie from Detroit River to North Cape MI- 335 AM EDT Sat Oct 17 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 AM EDT THIS MORNING... * WHAT...Expect sustained winds up to 24 knots from the north with gusts up to 29 knots. The largest significant waves will be 3 feet with a potential maximum wave height of 4 feet. * WHERE...Michigan Waters of Lake Erie from Detroit River to North Cape MI. * WHEN...The maximum winds are expected around 3 AM EDT Saturday with the largest waves expected around 3 AM EDT Saturday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$