124 WHUS76 KMFR 200733 MWWMFR URGENT - MARINE WEATHER MESSAGE National Weather Service Medford OR 1233 AM PDT Wed May 20 2026 PZZ356-376-202045- /O.CON.KMFR.SE.W.0017.000000T0000Z-260523T0600Z/ Coastal waters from Cape Blanco OR to Pt. St. George CA out 10 nm- Waters from Cape Blanco OR to Pt. St. George CA from 10 to 60 nm- 1233 AM PDT Wed May 20 2026 ...HAZARDOUS SEAS WARNING REMAINS IN EFFECT UNTIL 11 PM PDT FRIDAY... * WHAT...North winds of 20 to 30 kt with gusts to 35 kt with very steep combined seas of 9 to 13 feet. * WHERE...All areas. Strongest winds and highest seas are expected from Gold Beach southward and beyond 5 NM from shore, where occasional gale force gusts to 40 kt are possible both Wednesday and Thursday afternoon and evening. * WHEN...Until 11 PM PDT Friday. * IMPACTS...Very steep and hazardous seas could capsize or damage vessels. Bar crossings will become especially treacherous. * View the hazard area in detail at https://go.usa.gov/x6hks PRECAUTIONARY/PREPAREDNESS ACTIONS... Recreational boaters should remain in port. Commercial vessels should prepare for very steep seas and consider remaining in port until conditions improve. && $$ PZZ350-370-202045- /O.CON.KMFR.SC.Y.0040.000000T0000Z-260523T0600Z/ Coastal waters from Florence to Cape Blanco OR out 10 nm- Waters from Florence to Cape Blanco OR from 10 to 60 nm- 1233 AM PDT Wed May 20 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 11 PM PDT FRIDAY... * WHAT...North winds 15 to 25 kt with gusts up to 30 kt and steep combined seas of 6 to 9 ft. * WHERE...All areas. * WHEN...Until 11 PM PDT Friday. * IMPACTS...Gusty winds and/or steep seas could capsize or damage smaller vessels. * View the hazard area in detail at https://go.usa.gov/x6hks PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners and those operating smaller vessels should remain in port and avoid the area of hazardous conditions. && $$ Visit us at https://www.weather.gov/Medford  166 WHUS73 KMQT 200734 MWWMQT URGENT - MARINE WEATHER MESSAGE National Weather Service Marquette MI 334 AM EDT Wed May 20 2026 LSZ249-201500- /O.CON.KMQT.SC.Y.0086.000000T0000Z-260520T1500Z/ Marquette to Munising MI- 334 AM EDT Wed May 20 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 11 AM EDT THIS MORNING... * WHAT...Northwest winds 10 to 15 kt with gusts up to 20 kt and waves 2 to 5 ft occurring. * WHERE...Marquette to Munising MI. * WHEN...Until 11 AM EDT this morning. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ251-201800- /O.CON.KMQT.SC.Y.0086.000000T0000Z-260520T1800Z/ Grand Marais to Whitefish Point MI- 334 AM EDT Wed May 20 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 2 PM EDT THIS AFTERNOON... * WHAT...Northwest winds 15 to 20 kt with gusts up to 25 kt and waves 4 to 7 ft occurring. * WHERE...Grand Marais to Whitefish Point MI. * WHEN...Until 2 PM EDT this afternoon. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ LSZ250-201800- /O.CON.KMQT.SC.Y.0086.000000T0000Z-260520T1800Z/ Munising to Grand Marais MI- 334 AM EDT Wed May 20 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 2 PM EDT THIS AFTERNOON... * WHAT...Northwest winds 10 to 15 kt with gusts up to 25 kt and waves 3 to 6 ft occurring. * WHERE...Munising to Grand Marais MI. * WHEN...Until 2 PM EDT this afternoon. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ GS  506 WHUS73 KMKX 200740 MWWMKX URGENT - MARINE WEATHER MESSAGE National Weather Service Milwaukee/Sullivan WI 240 AM CDT Wed May 20 2026 LMZ645-646-201545- /O.CON.KMKX.SC.Y.0056.260521T0000Z-260521T1200Z/ North Point Light to Wind Point WI- Wind Point WI to Winthrop Harbor IL- 240 AM CDT Wed May 20 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 7 PM THIS EVENING TO 7 AM CDT THURSDAY... * WHAT...Northeast to easterly winds 10 to 15 kt with gusts to around 20 kt and waves 3 to 5 feet expected. * WHERE...Nearshore Waters from North Point Lighthouse to Winthrop Harbor IL. * WHEN...From 7 PM Wednesday to 7 AM CDT Thursday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$  912 WHUS73 KDTX 200747 MWWDTX URGENT - MARINE WEATHER MESSAGE National Weather Service Detroit/Pontiac MI 347 AM EDT Wed May 20 2026 LHZ421-441-202000- /O.NEW.KDTX.SC.Y.0033.260520T2000Z-260521T0400Z/ Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner Saginaw Bay-Port Austin to Harbor Beach MI- 347 AM EDT Wed May 20 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 4 PM THIS AFTERNOON TO MIDNIGHT EDT TONIGHT... * WHAT...Expect sustained winds up to 15 knots from the northeast 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 5 PM EDT Wednesday with the largest waves expected around 7 PM EDT Wednesday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$  277 WHUS71 KBUF 200756 MWWBUF URGENT - MARINE WEATHER MESSAGE National Weather Service Buffalo NY 356 AM EDT Wed May 20 2026 LOZ043>045-201600- /O.EXT.KBUF.SC.Y.0046.260520T1200Z-260521T0400Z/ Lake Ontario nearshore waters from Hamlin Beach to Sodus Bay- Lake Ontario nearshore waters from Sodus Bay to Mexico Bay- Lake Ontario nearshore waters from Mexico Bay to the Saint Lawrence River- 356 AM EDT Wed May 20 2026 ...SMALL CRAFT ADVISORY NOW IN EFFECT FROM 8 AM THIS MORNING TO MIDNIGHT EDT TONIGHT... * WHAT...West winds 15 to 20 knots and waves 3 to 6 feet expected. * WHERE...The nearshore waters of Lake Ontario from Hamlin Beach to the Saint Lawrence River. * WHEN...From 8 AM this morning to midnight EDT tonight. * IMPACTS...Winds and/or waves will cause hazardous conditions that could capsize or damage small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$