395 WHUS74 KBRO 181801 MWWBRO URGENT - MARINE WEATHER MESSAGE National Weather Service Brownsville TX 101 PM CDT Mon May 18 2026 GMZ130-132-135-150-155-170-175-190215- /O.CON.KBRO.SC.Y.0026.000000T0000Z-260519T1400Z/ Laguna Madre from the Port of Brownsville to the Arroyo Colorado- Laguna Madre from the Arroyo Colorado To 5 NM north of Port Mansfield TX- Laguna Madre from 5 nm north of Port Mansfield to Baffin Bay TX- Gulf waters from Port Mansfield to the Rio Grande out 20 nm- Gulf waters from Baffin Bay to Port Mansfield out 20 nm- Gulf waters from Port Mansfield to the Rio Grande extending from 20 to 60 nm- Gulf waters from Baffin Bay to Port Mansfield extending from 20 to 60 nm- 101 PM CDT Mon May 18 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 9 AM CDT TUESDAY... * WHAT...Southeast winds around 20 kt with gusts up to 30 kt and seas 4 to 7 ft. * WHERE...All Lower Texas Coastal Waters including the Laguna Madre. * WHEN...Until 9 AM CDT 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. && $$  256 WHUS76 KSEW 181814 MWWSEW URGENT - MARINE WEATHER MESSAGE National Weather Service Seattle WA 1114 AM PDT Mon May 18 2026 PZZ131-132-190215- /O.CON.KSEW.SC.Y.0063.260518T2100Z-260519T1200Z/ Central U.S. Waters Strait Of Juan De Fuca- East Entrance U.S. Waters Strait Of Juan De Fuca- 1114 AM PDT Mon May 18 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 5 AM PDT TUESDAY... * WHAT...West winds 15 to 25 kt. * WHERE...Central U. S. Waters Strait Of Juan De Fuca and East Entrance U. S. Waters Strait Of Juan De Fuca. * WHEN...Until 5 AM PDT Tuesday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Small Craft Advisory means that wind speeds of 21 to 33 knots and/or seas 10 feet or higher are expected to produce hazardous wave conditions to small craft. Inexperienced mariners, especially those operating smaller vessels should avoid navigating in these conditions. && $$ For more information from the National Weather Service visit http://weather.gov/seattle  621 WHUS71 KLWX 181822 MWWLWX URGENT - MARINE WEATHER MESSAGE National Weather Service Baltimore MD/Washington DC 222 PM EDT Mon May 18 2026 ANZ531>534-537>543-190230- /O.CON.KLWX.SC.Y.0086.260518T1900Z-260519T0600Z/ Chesapeake Bay from Pooles Island to Sandy Point MD- Chesapeake Bay from Sandy Point to North Beach MD- Chesapeake Bay from North Beach to Drum Point MD- Chesapeake Bay from Drum Point MD to Smith Point VA- Tidal Potomac from Cobb Island MD to Smith Point VA- Patapsco River including Baltimore Harbor- Chester River to Queenstown MD-Eastern Bay- Choptank River to Cambridge MD and the Little Choptank River- Patuxent River to Broomes Island MD- Tangier Sound and the inland waters surrounding Bloodsworth Island- 222 PM EDT Mon May 18 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 2 AM EDT TUESDAY... * WHAT...South winds 10 to 15 kt with gusts up to 20 kt expected. * WHERE...Chesapeake Bay from Smith Point VA to Pooles Island MD and adjoining estuaries, and Tidal Potomac from Cobb Island MD to Smith Point VA. * WHEN...Until 2 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. && $$  261 WHUS73 KGRR 181829 MWWGRR URGENT - MARINE WEATHER MESSAGE National Weather Service Grand Rapids MI 229 PM EDT Mon May 18 2026 LMZ846>849-190230- /O.CON.KGRR.SC.Y.0034.000000T0000Z-260520T0000Z/ Holland to Grand Haven MI-Grand Haven to Whitehall MI- Whitehall to Pentwater MI-Pentwater to Manistee MI- 229 PM EDT Mon May 18 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT TUESDAY... * WHAT...South winds to 30 knots and waves 5 to 8 feet. * WHERE...Holland to Manistee. * WHEN...Until 8 PM EDT Tuesday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LMZ844-845-190230- /O.CON.KGRR.SC.Y.0035.260519T0600Z-260520T0000Z/ St Joseph to South Haven MI-South Haven to Holland MI- 229 PM EDT Mon May 18 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 2 AM TO 8 PM EDT TUESDAY... * WHAT...Southwest winds to 30 knots and waves 2 to 5 feet expected. * WHERE...St Joseph to Holland. * WHEN...From 2 AM to 8 PM 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. && $$  969 WHUS73 KDLH 181836 MWWDLH URGENT - MARINE WEATHER MESSAGE National Weather Service Duluth MN 136 PM CDT Mon May 18 2026 LSZ144-145-190645- /O.NEW.KDLH.SC.Y.0064.260519T0400Z-260519T1400Z/ Two Harbors to Duluth MN-Duluth MN to Port Wing WI- 136 PM CDT Mon May 18 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 11 PM THIS EVENING TO 9 AM CDT TUESDAY... * WHAT...North winds 5 to 15 kt with gusts up to 25 kt and waves 2 to 3 ft expected. * WHERE...Two Harbors to Duluth MN and Duluth MN to Port Wing WI. * WHEN...From 11 PM this evening to 9 AM CDT Tuesday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Anyone operating a smaller vessel should avoid navigating in hazardous conditions. && $$ LSZ140>143-190645- /O.NEW.KDLH.SC.Y.0064.260519T0200Z-260519T1800Z/ Grand Portage to Grand Marais MN- Grand Marais to Taconite Harbor MN- Taconite Harbor to Silver Bay Harbor MN- Silver Bay Harbor to Two Harbors MN- 136 PM CDT Mon May 18 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 9 PM THIS EVENING TO 1 PM CDT TUESDAY... * WHAT...North winds 5 to 15 kt with gusts up to 25 kt and waves 2 to 4 ft expected. * WHERE...Grand Portage to Grand Marais MN, Grand Marais to Taconite Harbor MN, Taconite Harbor to Silver Bay Harbor MN and Silver Bay Harbor to Two Harbors MN. * WHEN...From 9 PM this evening to 1 PM CDT Tuesday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Anyone operating a smaller vessel should avoid navigating in hazardous conditions. && $$ LSZ148-150-190645- /O.NEW.KDLH.SC.Y.0064.260519T0200Z-260519T2000Z/ Oak Point to Saxon Harbor WI- Outer Apostle Islands Beyond 5 NM from Mainland- 136 PM CDT Mon May 18 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 9 PM THIS EVENING TO 3 PM CDT TUESDAY... * WHAT...North winds 10 to 20 kt with gusts up to 30 kt and waves 3 to 6 ft expected. * WHERE...Oak Point to Saxon Harbor WI and Outer Apostle Islands Beyond 5 NM from Mainland. * WHEN...From 9 PM this evening to 3 PM CDT Tuesday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Anyone operating a smaller vessel should avoid navigating in hazardous conditions. && $$ LSZ146-147-190645- /O.NEW.KDLH.SC.Y.0064.260519T0400Z-260519T1600Z/ Port Wing to Sand Island WI-Sand Island to Bayfield WI- 136 PM CDT Mon May 18 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 11 PM THIS EVENING TO 11 AM CDT TUESDAY... * WHAT...North winds 5 to 15 kt with gusts up to 25 kt and waves 2 to 4 ft expected. * WHERE...Port Wing to Sand Island WI and Sand Island to Bayfield WI. * WHEN...From 11 PM this evening to 11 AM CDT Tuesday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Anyone operating a smaller vessel should avoid navigating in hazardous conditions. && $$  172 WHUS71 KPHI 181840 MWWPHI URGENT - MARINE WEATHER MESSAGE National Weather Service Mount Holly NJ 240 PM EDT Mon May 18 2026 ANZ450>453-190900- /O.NEW.KPHI.SC.Y.0053.260519T1600Z-260520T0400Z/ Coastal waters from Sandy Hook to Manasquan Inlet NJ out 20 NM- Coastal waters from Manasquan Inlet to Little Egg Inlet NJ out 20 NM- Coastal waters from Little Egg Inlet to Great Egg Inlet NJ out 20 NM- Coastal waters from Great Egg Inlet to Cape May NJ out 20 NM- 240 PM EDT Mon May 18 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM NOON TUESDAY TO MIDNIGHT EDT TUESDAY NIGHT... * WHAT...South winds 15 to 20 kt with gusts to 25 kt and seas 4 to 5 ft expected. * WHERE...Coastal waters from Sandy Hook to Cape May NJ out 20 NM. * WHEN...From noon Tuesday to midnight EDT Tuesday night. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$  094 WHUS73 KDTX 181857 MWWDTX URGENT - MARINE WEATHER MESSAGE National Weather Service Detroit/Pontiac MI 257 PM EDT Mon May 18 2026 LHZ421-422-441>443-190200- /O.CON.KDTX.SC.Y.0031.000000T0000Z-260519T0200Z/ 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- 257 PM EDT Mon May 18 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 PM EDT THIS EVENING... * WHAT...Expect sustained winds up to 19 knots from the southwest with gusts up to 26 knots. The largest significant waves will be 3 feet with a potential maximum wave height of 4 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, Port Austin to Harbor Beach MI, Harbor Beach to Port Sanilac MI and Port Sanilac to Port Huron MI. * WHEN...The maximum winds are expected around 2 PM EDT Monday with the largest waves expected around 2 PM EDT Monday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LCZ460-190200- /O.CON.KDTX.SC.Y.0031.000000T0000Z-260519T0200Z/ Lake St Clair- 257 PM EDT Mon May 18 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 PM EDT THIS EVENING... * WHAT...Expect sustained winds up to 20 knots from the southwest with gusts up to 27 knots. The largest significant waves will be 3 feet with a potential maximum wave height of 4 feet. * WHERE...Lake St Clair. * WHEN...The maximum winds are expected around 4 PM EDT Monday with the largest waves expected around 4 PM EDT Monday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$