


Marine Weather Message
Issued by NWS Detroit/Pontiac, MI
Issued by NWS Detroit/Pontiac, MI
770 WHUS73 KDTX 162344 MWWDTX URGENT - MARINE WEATHER MESSAGE National Weather Service Detroit/Pontiac MI 744 PM EDT Wed Jul 16 2025 LCZ460-LEZ444-171400- /O.NEW.KDTX.SC.Y.0057.250717T0900Z-250717T1600Z/ Lake St Clair- Michigan Waters of Lake Erie from Detroit River to North Cape MI- 744 PM EDT Wed Jul 16 2025 ...SMALL CRAFT ADVISORY IN EFFECT FROM 5 AM TO NOON EDT THURSDAY... * WHAT...Expect sustained winds up to 20 knots from the west with gusts up to 28 knots. The largest significant waves will be 2 feet with a potential maximum wave height of 3 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 7 AM EDT Thursday with the largest waves expected around 6 AM EDT Thursday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LHZ421-441-171400- /O.NEW.KDTX.SC.Y.0057.250717T1600Z-250718T0400Z/ Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner Saginaw Bay-Port Austin to Harbor Beach MI- 744 PM EDT Wed Jul 16 2025 ...SMALL CRAFT ADVISORY IN EFFECT FROM NOON THURSDAY TO MIDNIGHT EDT THURSDAY NIGHT... * WHAT...Expect sustained winds up to 17 knots from the north with gusts up to 25 knots. The largest significant waves will be 4 feet with a potential maximum wave height of 5 feet. * WHERE...Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner Saginaw Bay and Port Austin to Harbor Beach MI. * WHEN...The maximum winds are expected around 12 PM EDT Thursday with the largest waves expected around 6 PM EDT Thursday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LHZ442-443-171400- /O.NEW.KDTX.SC.Y.0057.250717T2000Z-250718T0400Z/ Harbor Beach to Port Sanilac MI-Port Sanilac to Port Huron MI- 744 PM EDT Wed Jul 16 2025 ...SMALL CRAFT ADVISORY IN EFFECT FROM 4 PM THURSDAY TO MIDNIGHT EDT THURSDAY NIGHT... * WHAT...Expect sustained winds up to 16 knots from the north with gusts up to 25 knots. The largest significant waves will be 4 feet with a potential maximum wave height of 5 feet. * WHERE...Harbor Beach to Port Sanilac MI and Port Sanilac to Port Huron MI. * WHEN...The maximum winds are expected around 4 PM EDT Thursday with the largest waves expected around 7 PM EDT Thursday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$