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Home Return to list Hazardous Seas Watch 0005 Issued by the Eureka Forecast Office
Action: New Issued At: 2026-03-24 13:06:08 771 WHUS76 KEKA 241805 MWWEKA URGENT - MARINE WEATHER MESSAGE National Weather Service Eureka CA 1105 AM PDT Tue Mar 24 2026 PZZ450-250215- /O.EXT.KEKA.SC.Y.0031.000000T0000Z-260325T0000Z/ /O.CAN.KEKA.GL.A.0011.260326T0500Z-260327T0000Z/ /O.NEW.KEKA.SE.A.0005.260326T0500Z-260326T1800Z/ Pt St George to Cape Mendocino out 10 nm- 1105 AM PDT Tue Mar 24 2026 ...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 5 PM PDT THIS AFTERNOON... ...HAZARDOUS SEAS WATCH IN EFFECT FROM WEDNESDAY EVENING THROUGH THURSDAY MORNING... ...GALE WATCH IS CANCELLED... * WHAT...For the Small Craft Advisory, south winds around 15 kt with gusts up to 25 kt. For the Hazardous Seas Watch, very steep and hazardous seas 7 to 11 feet possible. * WHERE...Pt St George to Cape Mendocino out 10 nm. * WHEN...For the Small Craft Advisory, until 5 PM PDT this afternoon. For the Hazardous Seas Watch, from Wednesday evening through Thursday morning. * IMPACTS...Very steep and hazardous seas could capsize or cause damage to vessels. PRECAUTIONARY/PREPAREDNESS ACTIONS... Consider altering your plans to avoid possible hazardous sea conditions. && $$ PZZ455-250215- /O.CAN.KEKA.GL.A.0011.260326T0000Z-260327T0000Z/ /O.NEW.KEKA.SE.A.0005.260326T0000Z-260326T1800Z/ Cape Mendocino to Pt Arena out 10 nm- 1105 AM PDT Tue Mar 24 2026 ...HAZARDOUS SEAS WATCH IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH THURSDAY MORNING... ...GALE WATCH IS CANCELLED... * WHAT...Very steep and hazardous seas 7 to 12 feet possible. * WHERE...Cape Mendocino to Pt Arena out 10 nm. * WHEN...From Wednesday afternoon through Thursday morning. * IMPACTS...Very steep and hazardous seas could capsize or cause damage to vessels. PRECAUTIONARY/PREPAREDNESS ACTIONS... Consider altering your plans to avoid possible hazardous sea conditions. && $$ PZZ470-250215- /O.EXT.KEKA.SC.Y.0031.000000T0000Z-260325T0000Z/ /O.EXT.KEKA.GL.A.0011.260326T0600Z-260327T1300Z/ Pt St George to Cape Mendocino 10 to 60 nm- 1105 AM PDT Tue Mar 24 2026 ...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 5 PM PDT THIS AFTERNOON... ...GALE WATCH NOW IN EFFECT FROM WEDNESDAY EVENING THROUGH LATE THURSDAY NIGHT... * WHAT...For the Small Craft Advisory, south winds 15 to 20 kt with gusts up to 25 kt and seas 5 to 7 feet. For the Gale Watch, north winds 25 to 35 kt with gusts up to 40 kt and seas 9 to 14 feet possible. * WHERE...Pt St George to Cape Mendocino 10 to 60 nm. * WHEN...For the Small Craft Advisory, until 5 PM PDT this afternoon. For the Gale Watch, from Wednesday evening through late Thursday night. * IMPACTS...Strong winds can cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should consider altering plans to avoid possible hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe wind and seas. && $$ PZZ475-250215- /O.CON.KEKA.GL.A.0011.260326T0000Z-260327T1300Z/ Cape Mendocino to Pt Arena 10 to 60 nm- 1105 AM PDT Tue Mar 24 2026 ...GALE WATCH REMAINS IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH LATE THURSDAY NIGHT... * WHAT...North winds 25 to 35 kt with gusts up to 45 kt and seas 10 to 15 feet possible. * WHERE...Cape Mendocino to Pt Arena 10 to 60 nm. * WHEN...From Wednesday afternoon through late Thursday night. * IMPACTS...Strong winds can cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should consider altering plans to avoid possible hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe wind and seas. && $$ Action: New Issued At: 2026-03-24 13:06:08 771 WHUS76 KEKA 241805 MWWEKA URGENT - MARINE WEATHER MESSAGE National Weather Service Eureka CA 1105 AM PDT Tue Mar 24 2026 PZZ450-250215- /O.EXT.KEKA.SC.Y.0031.000000T0000Z-260325T0000Z/ /O.CAN.KEKA.GL.A.0011.260326T0500Z-260327T0000Z/ /O.NEW.KEKA.SE.A.0005.260326T0500Z-260326T1800Z/ Pt St George to Cape Mendocino out 10 nm- 1105 AM PDT Tue Mar 24 2026 ...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 5 PM PDT THIS AFTERNOON... ...HAZARDOUS SEAS WATCH IN EFFECT FROM WEDNESDAY EVENING THROUGH THURSDAY MORNING... ...GALE WATCH IS CANCELLED... * WHAT...For the Small Craft Advisory, south winds around 15 kt with gusts up to 25 kt. For the Hazardous Seas Watch, very steep and hazardous seas 7 to 11 feet possible. * WHERE...Pt St George to Cape Mendocino out 10 nm. * WHEN...For the Small Craft Advisory, until 5 PM PDT this afternoon. For the Hazardous Seas Watch, from Wednesday evening through Thursday morning. * IMPACTS...Very steep and hazardous seas could capsize or cause damage to vessels. PRECAUTIONARY/PREPAREDNESS ACTIONS... Consider altering your plans to avoid possible hazardous sea conditions. && $$ PZZ455-250215- /O.CAN.KEKA.GL.A.0011.260326T0000Z-260327T0000Z/ /O.NEW.KEKA.SE.A.0005.260326T0000Z-260326T1800Z/ Cape Mendocino to Pt Arena out 10 nm- 1105 AM PDT Tue Mar 24 2026 ...HAZARDOUS SEAS WATCH IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH THURSDAY MORNING... ...GALE WATCH IS CANCELLED... * WHAT...Very steep and hazardous seas 7 to 12 feet possible. * WHERE...Cape Mendocino to Pt Arena out 10 nm. * WHEN...From Wednesday afternoon through Thursday morning. * IMPACTS...Very steep and hazardous seas could capsize or cause damage to vessels. PRECAUTIONARY/PREPAREDNESS ACTIONS... Consider altering your plans to avoid possible hazardous sea conditions. && $$ PZZ470-250215- /O.EXT.KEKA.SC.Y.0031.000000T0000Z-260325T0000Z/ /O.EXT.KEKA.GL.A.0011.260326T0600Z-260327T1300Z/ Pt St George to Cape Mendocino 10 to 60 nm- 1105 AM PDT Tue Mar 24 2026 ...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 5 PM PDT THIS AFTERNOON... ...GALE WATCH NOW IN EFFECT FROM WEDNESDAY EVENING THROUGH LATE THURSDAY NIGHT... * WHAT...For the Small Craft Advisory, south winds 15 to 20 kt with gusts up to 25 kt and seas 5 to 7 feet. For the Gale Watch, north winds 25 to 35 kt with gusts up to 40 kt and seas 9 to 14 feet possible. * WHERE...Pt St George to Cape Mendocino 10 to 60 nm. * WHEN...For the Small Craft Advisory, until 5 PM PDT this afternoon. For the Gale Watch, from Wednesday evening through late Thursday night. * IMPACTS...Strong winds can cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should consider altering plans to avoid possible hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe wind and seas. && $$ PZZ475-250215- /O.CON.KEKA.GL.A.0011.260326T0000Z-260327T1300Z/ Cape Mendocino to Pt Arena 10 to 60 nm- 1105 AM PDT Tue Mar 24 2026 ...GALE WATCH REMAINS IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH LATE THURSDAY NIGHT... * WHAT...North winds 25 to 35 kt with gusts up to 45 kt and seas 10 to 15 feet possible. * WHERE...Cape Mendocino to Pt Arena 10 to 60 nm. * WHEN...From Wednesday afternoon through late Thursday night. * IMPACTS...Strong winds can cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should consider altering plans to avoid possible hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe wind and seas. && $$ Action: Upgraded Issued At: 2026-03-24 16:00:58 352 WHUS76 KEKA 242100 MWWEKA URGENT - MARINE WEATHER MESSAGE National Weather Service Eureka CA 200 PM PDT Tue Mar 24 2026 PZZ470-250500- /O.CON.KEKA.SC.Y.0031.000000T0000Z-260325T0000Z/ /O.UPG.KEKA.GL.A.0011.260326T0600Z-260327T1300Z/ /O.NEW.KEKA.GL.W.0012.260326T0600Z-260327T1300Z/ Pt St George to Cape Mendocino 10 to 60 nm- 200 PM PDT Tue Mar 24 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 5 PM PDT THIS AFTERNOON... ...GALE WARNING IN EFFECT FROM 11 PM WEDNESDAY TO 6 AM PDT FRIDAY... * WHAT...For the Gale Warning, north winds 25 to 35 kt with gusts up to 40 kt and seas 9 to 14 feet expected. For the Small Craft Advisory, south winds around 15 kt with gusts up to 25 kt and seas 5 to 7 feet. * WHERE...Pt St George to Cape Mendocino 10 to 60 nm. * WHEN...For the Gale Warning, from 11 PM Wednesday to 6 AM PDT Friday. For the Small Craft Advisory, until 5 PM PDT this afternoon. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe conditions. && $$ PZZ475-250500- /O.UPG.KEKA.GL.A.0011.260326T0000Z-260327T1300Z/ /O.NEW.KEKA.GL.W.0012.260326T0000Z-260327T1300Z/ Cape Mendocino to Pt Arena 10 to 60 nm- 200 PM PDT Tue Mar 24 2026 ...GALE WARNING IN EFFECT FROM 5 PM WEDNESDAY TO 6 AM PDT FRIDAY... * WHAT...North winds 25 to 35 kt with gusts up to 45 kt and seas 10 to 15 feet expected. * WHERE...Cape Mendocino to Pt Arena 10 to 60 nm. * WHEN...From 5 PM Wednesday to 6 AM PDT Friday. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe conditions. && $$ PZZ450-250500- /O.CON.KEKA.SC.Y.0031.000000T0000Z-260325T0000Z/ /O.UPG.KEKA.SE.A.0005.260326T0500Z-260326T1800Z/ /O.NEW.KEKA.SE.W.0010.260326T0600Z-260327T1300Z/ Pt St George to Cape Mendocino out 10 nm- 200 PM PDT Tue Mar 24 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 5 PM PDT THIS AFTERNOON... ...HAZARDOUS SEAS WARNING IN EFFECT FROM 11 PM WEDNESDAY TO 6 AM PDT FRIDAY... * WHAT...For the Hazardous Seas Warning, very steep and hazardous seas 7 to 12 feet expected. For the Small Craft Advisory, south winds around 15 kt. * WHERE...Pt St George to Cape Mendocino out 10 nm. * WHEN...For the Hazardous Seas Warning, from 11 PM Wednesday to 6 AM PDT Friday. For the Small Craft Advisory, until 5 PM PDT this afternoon. * IMPACTS...Very steep and hazardous seas could capsize or cause damage to vessels. PRECAUTIONARY/PREPAREDNESS ACTIONS... Recreational boaters should remain in port. Commercial vessels should prepare for rough seas and consider remaining in port until hazardous seas subside. && $$ PZZ455-250500- /O.UPG.KEKA.SE.A.0005.260326T0000Z-260326T1800Z/ /O.NEW.KEKA.SE.W.0010.260326T0000Z-260327T1300Z/ Cape Mendocino to Pt Arena out 10 nm- 200 PM PDT Tue Mar 24 2026 ...HAZARDOUS SEAS WARNING IN EFFECT FROM 5 PM WEDNESDAY TO 6 AM PDT FRIDAY... * WHAT...Very steep and hazardous seas 7 to 12 feet expected. * WHERE...Cape Mendocino to Pt Arena out 10 nm. * WHEN...From 5 PM Wednesday to 6 AM PDT Friday. * IMPACTS...Very steep and hazardous seas could capsize or cause damage to vessels. PRECAUTIONARY/PREPAREDNESS ACTIONS... Recreational boaters should remain in port. Commercial vessels should prepare for rough seas and consider remaining in port until hazardous seas subside. && $$ Action: Upgraded Issued At: 2026-03-24 16:00:58 352 WHUS76 KEKA 242100 MWWEKA URGENT - MARINE WEATHER MESSAGE National Weather Service Eureka CA 200 PM PDT Tue Mar 24 2026 PZZ470-250500- /O.CON.KEKA.SC.Y.0031.000000T0000Z-260325T0000Z/ /O.UPG.KEKA.GL.A.0011.260326T0600Z-260327T1300Z/ /O.NEW.KEKA.GL.W.0012.260326T0600Z-260327T1300Z/ Pt St George to Cape Mendocino 10 to 60 nm- 200 PM PDT Tue Mar 24 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 5 PM PDT THIS AFTERNOON... ...GALE WARNING IN EFFECT FROM 11 PM WEDNESDAY TO 6 AM PDT FRIDAY... * WHAT...For the Gale Warning, north winds 25 to 35 kt with gusts up to 40 kt and seas 9 to 14 feet expected. For the Small Craft Advisory, south winds around 15 kt with gusts up to 25 kt and seas 5 to 7 feet. * WHERE...Pt St George to Cape Mendocino 10 to 60 nm. * WHEN...For the Gale Warning, from 11 PM Wednesday to 6 AM PDT Friday. For the Small Craft Advisory, until 5 PM PDT this afternoon. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe conditions. && $$ PZZ475-250500- /O.UPG.KEKA.GL.A.0011.260326T0000Z-260327T1300Z/ /O.NEW.KEKA.GL.W.0012.260326T0000Z-260327T1300Z/ Cape Mendocino to Pt Arena 10 to 60 nm- 200 PM PDT Tue Mar 24 2026 ...GALE WARNING IN EFFECT FROM 5 PM WEDNESDAY TO 6 AM PDT FRIDAY... * WHAT...North winds 25 to 35 kt with gusts up to 45 kt and seas 10 to 15 feet expected. * WHERE...Cape Mendocino to Pt Arena 10 to 60 nm. * WHEN...From 5 PM Wednesday to 6 AM PDT Friday. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe conditions. && $$ PZZ450-250500- /O.CON.KEKA.SC.Y.0031.000000T0000Z-260325T0000Z/ /O.UPG.KEKA.SE.A.0005.260326T0500Z-260326T1800Z/ /O.NEW.KEKA.SE.W.0010.260326T0600Z-260327T1300Z/ Pt St George to Cape Mendocino out 10 nm- 200 PM PDT Tue Mar 24 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 5 PM PDT THIS AFTERNOON... ...HAZARDOUS SEAS WARNING IN EFFECT FROM 11 PM WEDNESDAY TO 6 AM PDT FRIDAY... * WHAT...For the Hazardous Seas Warning, very steep and hazardous seas 7 to 12 feet expected. For the Small Craft Advisory, south winds around 15 kt. * WHERE...Pt St George to Cape Mendocino out 10 nm. * WHEN...For the Hazardous Seas Warning, from 11 PM Wednesday to 6 AM PDT Friday. For the Small Craft Advisory, until 5 PM PDT this afternoon. * IMPACTS...Very steep and hazardous seas could capsize or cause damage to vessels. PRECAUTIONARY/PREPAREDNESS ACTIONS... Recreational boaters should remain in port. Commercial vessels should prepare for rough seas and consider remaining in port until hazardous seas subside. && $$ PZZ455-250500- /O.UPG.KEKA.SE.A.0005.260326T0000Z-260326T1800Z/ /O.NEW.KEKA.SE.W.0010.260326T0000Z-260327T1300Z/ Cape Mendocino to Pt Arena out 10 nm- 200 PM PDT Tue Mar 24 2026 ...HAZARDOUS SEAS WARNING IN EFFECT FROM 5 PM WEDNESDAY TO 6 AM PDT FRIDAY... * WHAT...Very steep and hazardous seas 7 to 12 feet expected. * WHERE...Cape Mendocino to Pt Arena out 10 nm. * WHEN...From 5 PM Wednesday to 6 AM PDT Friday. * IMPACTS...Very steep and hazardous seas could capsize or cause damage to vessels. PRECAUTIONARY/PREPAREDNESS ACTIONS... Recreational boaters should remain in port. Commercial vessels should prepare for rough seas and consider remaining in port until hazardous seas subside. && $$ | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||