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Home Return to list Hazardous Seas Watch 0008 Issued by the Medford Forecast Office
Action: New Issued At: 2026-05-15 16:11:28 750 WHUS76 KMFR 152111 MWWMFR URGENT - MARINE WEATHER MESSAGE National Weather Service Medford OR 211 PM PDT Fri May 15 2026 PZZ356-376-161015- /O.CON.KMFR.SC.Y.0040.000000T0000Z-260517T1200Z/ /O.NEW.KMFR.SE.A.0008.260517T2100Z-260519T0600Z/ 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- 211 PM PDT Fri May 15 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 5 AM PDT SUNDAY... ...HAZARDOUS SEAS WATCH IN EFFECT FROM SUNDAY AFTERNOON THROUGH MONDAY EVENING... * WHAT...For the Small Craft Advisory, northwest winds 15 to 25 kt with gusts up to 30 kt and steep wind seas 7 to 9 ft through tonight. North winds increase to 20 to 30 kt Saturday with occasional gusts to 35 kt. Northwest swell and steep wind waves produce combined seas of 9 to 12 ft Saturday into Sunday. Very steep, hazardous seas of 10 to 14 feet at 7 seconds are possible Sunday afternoon through Monday evening. * WHERE...Conditions hazardous to small craft are expected from Gold Beach southward through tonight, then expand to all areas Saturday into Sunday. All areas could have very steep hazardous seas Sunday afternoon in next week. * WHEN...For the Small Craft Advisory, until 5 AM PDT Sunday. For the Hazardous Seas Watch, from Sunday afternoon through Monday evening. * IMPACTS...Very steep and hazardous seas could capsize or damage vessels. Bar crossing could become especially hazardous. * View the hazard area in detail at https://go.usa.gov/x6hks PRECAUTIONARY/PREPAREDNESS ACTIONS... Consider altering your plans to avoid possible hazardous and very steep sea conditions. && $$ PZZ350-370-161015- /O.CON.KMFR.SC.Y.0041.260516T1200Z-260517T1200Z/ Coastal waters from Florence to Cape Blanco OR out 10 nm- Waters from Florence to Cape Blanco OR from 10 to 60 nm- 211 PM PDT Fri May 15 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 5 AM SATURDAY TO 5 AM PDT SUNDAY... * WHAT...Steep seas 9 to 11 ft due to a mix of northwest swell and short period wind waves. * WHERE...All areas. * WHEN...From 5 AM Saturday to 5 AM PDT Sunday. * IMPACTS...Gusty winds and/or steep seas could capsize or damage smaller vessels. * View the hazard area in detail at https://go.usa.gov/x6hks PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners and those operating smaller vessels should remain in port and avoid the area of hazardous conditions. && $$ Visit us at https://www.weather.gov/Medford Action: Continued Issued At: 2026-05-16 04:02:34 362 WHUS76 KMFR 160901 MWWMFR URGENT - MARINE WEATHER MESSAGE National Weather Service Medford OR 201 AM PDT Sat May 16 2026 PZZ356-376-162215- /O.EXT.KMFR.SC.Y.0040.000000T0000Z-260517T2100Z/ /O.CON.KMFR.SE.A.0008.260517T2100Z-260519T0600Z/ 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- 201 AM PDT Sat May 16 2026 ...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 2 PM PDT SUNDAY... ...HAZARDOUS SEAS WATCH REMAINS IN EFFECT FROM SUNDAY AFTERNOON THROUGH MONDAY EVENING... * WHAT...For the Small Craft Advisory, northwest winds 15 to 25 kt and steep wind seas 6 to 9 ft through this morning, increasing to 20 to 30 kt and steep 8 to 12 ft seas this afternoon and evening. Steep seas and gusty winds linger into Sunday morning. Then, north winds of 20 to 30 kt with gusts to 35 kt and very steep, hazardous seas of 8 to 13 feet at 6 to 7 seconds are possible Sunday afternoon through Monday evening. * WHERE...All areas. * WHEN...For the Small Craft Advisory, until 2 PM PDT Sunday. For the Hazardous Seas Watch, from Sunday afternoon through Monday evening. * IMPACTS...Very steep and hazardous seas could capsize or damage vessels. Bar crossing could become especially hazardous. * View the hazard area in detail at https://go.usa.gov/x6hks PRECAUTIONARY/PREPAREDNESS ACTIONS... Consider altering your plans to avoid possible hazardous and very steep sea conditions. && $$ PZZ350-370-162215- /O.EXT.KMFR.SC.Y.0041.260516T1200Z-260517T0900Z/ Coastal waters from Florence to Cape Blanco OR out 10 nm- Waters from Florence to Cape Blanco OR from 10 to 60 nm- 201 AM PDT Sat May 16 2026 ...SMALL CRAFT ADVISORY NOW IN EFFECT FROM 5 AM EARLY THIS MORNING TO 2 AM PDT SUNDAY... * WHAT...Steep seas building to 9 to 10 ft due to a mix of northwest swell and short period wind seas. Seas are expected to peak this afternoon and evening. * WHERE...All areas. * WHEN...From 5 AM early this morning to 2 AM PDT Sunday. * IMPACTS...Gusty winds and/or steep seas could capsize or damage smaller vessels. * View the hazard area in detail at https://go.usa.gov/x6hks PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners and those operating smaller vessels should remain in port and avoid the area of hazardous conditions. && $$ Visit us at https://www.weather.gov/Medford Action: Upgraded Issued At: 2026-05-16 15:18:58 554 WHUS76 KMFR 162018 MWWMFR URGENT - MARINE WEATHER MESSAGE National Weather Service Medford OR 118 PM PDT Sat May 16 2026 PZZ356-376-170930- /O.CON.KMFR.SC.Y.0040.000000T0000Z-260517T2100Z/ /O.UPG.KMFR.SE.A.0008.260517T2100Z-260519T0600Z/ /O.NEW.KMFR.SE.W.0017.260517T2100Z-260519T0600Z/ 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- 118 PM PDT Sat May 16 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 2 PM PDT SUNDAY... ...HAZARDOUS SEAS WARNING IN EFFECT FROM 2 PM SUNDAY TO 11 PM PDT MONDAY... * WHAT...For the Small Craft Advisory, north winds 15 to 25 kt with gusts up to 30 kt and seas 8 to 12 ft at 12 seconds. For the Hazardous Seas Warning, very steep and hazardous seas 9 to 14 ft at 10 seconds expected. * WHERE...For the Small Craft Advisory, all areas. For the Hazardous Seas Warning, areas south of Gold Beach. * WHEN...For the Small Craft Advisory, until 2 PM PDT Sunday. For the Hazardous Seas Warning, from 2 PM Sunday to 11 PM PDT Monday. * 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. && $$ PZZ350-370-170930- /O.CON.KMFR.SC.Y.0041.000000T0000Z-260517T0900Z/ /O.EXB.KMFR.SC.Y.0040.260517T2100Z-260519T0600Z/ Coastal waters from Florence to Cape Blanco OR out 10 nm- Waters from Florence to Cape Blanco OR from 10 to 60 nm- 118 PM PDT Sat May 16 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 2 AM PDT SUNDAY... ...SMALL CRAFT ADVISORY IN EFFECT FROM 2 PM SUNDAY TO 11 PM PDT MONDAY... * WHAT...Seas around 10 ft at 12 seconds north winds 15 to 20 kt with gusts up to 25 kt expected. * WHERE...All areas north of Cape Blanco and south of Florence. * WHEN...For the first Small Craft Advisory, until 2 AM PDT Sunday. For the second Small Craft Advisory, from 2 PM Sunday to 11 PM PDT Monday. * IMPACTS...Gusty winds and/or steep seas could capsize or damage smaller vessels. * View the hazard area in detail at https://go.usa.gov/x6hks PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners and those operating smaller vessels should remain in port and avoid the area of hazardous conditions. && $$ Visit us at https://www.weather.gov/Medford | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||