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Home Return to list Low Water Advisory 0010 Issued by the Detroit / Pontiac Forecast Office
Action: New Issued At: 2026-06-17 14:47:10 075 WHUS73 KDTX 171946 MWWDTX URGENT - MARINE WEATHER MESSAGE National Weather Service Detroit/Pontiac MI 346 PM EDT Wed Jun 17 2026 LEZ444-180815- /O.CON.KDTX.SC.Y.0042.260618T0000Z-260619T0000Z/ /O.NEW.KDTX.LO.Y.0010.260618T0800Z-260618T2000Z/ Michigan Waters of Lake Erie from Detroit River to North Cape MI- 346 PM EDT Wed Jun 17 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 8 PM THIS EVENING TO 8 PM EDT THURSDAY... ...LOW WATER ADVISORY IN EFFECT FROM 4 AM TO 4 PM EDT THURSDAY... * WHAT...During the Small Craft Advisory, expect sustained winds up to 28 knots from the southwest with isolated gusts up to 34 knots. The largest significant waves will be 5 feet with a potential maximum wave height of 7 feet. During the Low Water Advisory, abnormally low water levels expected. * WHERE...Michigan Waters of Lake Erie from Detroit River to North Cape MI. * WHEN...During the Small Craft Advisory, the maximum winds are expected around 11 PM EDT Wednesday with the largest waves expected around 12 AM EDT Thursday. During the Low Water Advisory, the maximum winds are expected around 4 AM EDT Thursday with the largest waves expected around 4 AM EDT Thursday. * IMPACTS...Conditions will be hazardous to small craft. Below normal water levels will result in hazardous navigating conditions. * ADDITIONAL DETAILS...Southwest winds 25 to 30 knots may cause water levels in the western basin of Lake Erie to drop near or below the critical mark for safe navigation which is 13 inches above low water datum. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. Mariners should navigate shallow waters with extreme caution due to below normal water levels. && $$ LCZ460-LHZ421-422-441>443-180815- /O.CON.KDTX.SC.Y.0042.260618T0000Z-260619T0000Z/ Lake St Clair- Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner Saginaw Bay-Inner Saginaw Bay SW of Point Au Gres to Bay Port MI- Port Austin to Harbor Beach MI-Harbor Beach to Port Sanilac MI- Port Sanilac to Port Huron MI- 346 PM EDT Wed Jun 17 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 8 PM THIS EVENING TO 8 PM EDT THURSDAY... * WHAT...Expect sustained winds up to 26 knots from the west with gusts up to 33 knots. The largest significant waves will be 4 feet with a potential maximum wave height of 5 feet. * WHERE...Portions of Lake Huron and Lake St Clair. * WHEN...The maximum winds are expected around 11 PM EDT Wednesday with the largest waves expected around 12 AM EDT Thursday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ Action: Continued Issued At: 2026-06-18 02:55:42 119 WHUS73 KDTX 180755 MWWDTX URGENT - MARINE WEATHER MESSAGE National Weather Service Detroit/Pontiac MI 355 AM EDT Thu Jun 18 2026 LEZ444-182000- /O.CON.KDTX.SC.Y.0042.000000T0000Z-260619T0000Z/ /O.CON.KDTX.LO.Y.0010.260618T0800Z-260618T2000Z/ Michigan Waters of Lake Erie from Detroit River to North Cape MI- 355 AM EDT Thu Jun 18 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING... ...LOW WATER ADVISORY REMAINS IN EFFECT UNTIL 4 PM EDT THIS AFTERNOON... * WHAT...During the Small Craft Advisory, expect sustained winds up to 25 knots from the west 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 Low Water Advisory, abnormally low water levels expected. * WHERE...Michigan Waters of Lake Erie from Detroit River to North Cape MI. * WHEN...During the Small Craft Advisory, the maximum winds are expected around 9 AM EDT Thursday with the largest waves expected around 4 AM EDT Thursday. * IMPACTS...Conditions will be hazardous to small craft. Below normal water levels will result in hazardous navigating conditions. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. Mariners should navigate shallow waters with extreme caution due to below normal water levels. && $$ LCZ460-LHZ421-422-441>443-182000- /O.CON.KDTX.SC.Y.0042.000000T0000Z-260619T0000Z/ Lake St Clair- Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner Saginaw Bay-Inner Saginaw Bay SW of Point Au Gres to Bay Port MI- Port Austin to Harbor Beach MI-Harbor Beach to Port Sanilac MI- Port Sanilac to Port Huron MI- 355 AM EDT Thu Jun 18 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING... * WHAT...Expect sustained winds up to 20 knots from the west with gusts up to 30 knots. The largest significant waves will be 4 feet with a potential maximum wave height of 5 feet. * WHERE...Portions of Lake Huron and Lake St Clair. * WHEN...The maximum winds are expected around 8 AM EDT Thursday with the largest waves expected around 4 AM EDT Thursday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ KGK Action: Expired Issued At: 2026-06-18 14:56:59 647 WHUS73 KDTX 181956 MWWDTX URGENT - MARINE WEATHER MESSAGE National Weather Service Detroit/Pontiac MI 356 PM EDT Thu Jun 18 2026 LEZ444-190000- /O.EXP.KDTX.LO.Y.0010.000000T0000Z-260618T2000Z/ /O.CON.KDTX.SC.Y.0042.000000T0000Z-260619T0000Z/ Michigan Waters of Lake Erie from Detroit River to North Cape MI- 356 PM EDT Thu Jun 18 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING... ...LOW WATER ADVISORY WILL EXPIRE AT 4 PM EDT THIS AFTERNOON... * WHAT...Expect sustained winds up to 20 knots from the west with gusts up to 27 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 PM EDT Thursday with the largest waves expected around 3 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. && $$ LCZ460-LHZ421-422-441>443-190000- /O.CON.KDTX.SC.Y.0042.000000T0000Z-260619T0000Z/ Lake St Clair- Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner Saginaw Bay-Inner Saginaw Bay SW of Point Au Gres to Bay Port MI- Port Austin to Harbor Beach MI-Harbor Beach to Port Sanilac MI- Port Sanilac to Port Huron MI- 356 PM EDT Thu Jun 18 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING... * WHAT...Expect sustained winds up to 21 knots from the west with gusts up to 30 knots. The largest significant waves will be 3 feet with a potential maximum wave height of 4 feet. * WHERE...Portions of Lake Huron and Lake St Clair. * WHEN...The maximum winds are expected around 3 PM EDT Thursday with the largest waves expected around 6 PM EDT Thursday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||