Alert archive / California / Hazardous Seas Warnings in 2021
Hazardous Seas Warning 44, NWS Eureka, CA
NWS Eureka, CA issued this hazardous seas warning at Aug 17, 2021, 8:58 PM PDT. It was in force for 14 hr. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Aug 17, 2021, 8:58 PM PDT (03:58 UTC)
- Expired
- Aug 18, 2021, 11:00 AM PDT
- In force
- 14 hr
- Issued by
- NWS Eureka, CA
The text
As transmitted.
091 WHUS76 KEKA 180358 MWWEKA URGENT - MARINE WEATHER MESSAGE National Weather Service Eureka CA 858 PM PDT Tue Aug 17 2021 PZZ450-181200- /O.CAN.KEKA.GL.W.0038.000000T0000Z-210818T0700Z/ /O.NEW.KEKA.SE.W.0044.210818T0358Z-210818T1800Z/ Pt St George to Cape Mendocino out 10 nm- 858 PM PDT Tue Aug 17 2021 ...HAZARDOUS SEAS WARNING IN EFFECT UNTIL 11 AM PDT WEDNESDAY... ...GALE WARNING IS CANCELLED... * WHAT...Very steep and hazardous seas 9 to 11 feet. * WHERE...Pt St George to Cape Mendocino out 10 nm. * WHEN...Until 11 AM PDT Wednesday. * 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. && $$ PZZ470-181200- /O.CON.KEKA.GL.W.0038.000000T0000Z-210820T1900Z/ Pt St George to Cape Mendocino 10 to 60 nm- 858 PM PDT Tue Aug 17 2021 ...GALE WARNING REMAINS IN EFFECT UNTIL NOON PDT FRIDAY... * WHAT...North winds 25 to 35 kt with gusts up to 45 kt and seas 10 to 15 feet. * WHERE...Pt St George to Cape Mendocino 10 to 60 nm. * WHEN...Until noon PDT Friday. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe conditions. && $$ PZZ475-181200- /O.CON.KEKA.GL.W.0038.000000T0000Z-210819T0400Z/ Cape Mendocino to Pt Arena 10 to 60 nm- 858 PM PDT Tue Aug 17 2021 ...GALE WARNING REMAINS IN EFFECT UNTIL 9 PM PDT WEDNESDAY... * WHAT...North winds 25 to 30 kt with gusts up to 40 kt and seas 11 to 14 feet. * WHERE...Cape Mendocino to Pt Arena 10 to 60 nm. * WHEN...Until 9 PM PDT Wednesday. * 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. && $$ PZZ455-181200- /O.CON.KEKA.SC.Y.0084.000000T0000Z-210819T1900Z/ Cape Mendocino to Pt Arena out 10 nm- 858 PM PDT Tue Aug 17 2021 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL NOON PDT THURSDAY... * WHAT...North winds 20 to 30 kt with gusts up to 35 kt and seas 6 to 11 feet. * WHERE...Cape Mendocino to Pt Arena out 10 nm. * WHEN...Until noon PDT Thursday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$
2 follow-up statements
141 WHUS76 KEKA 180951 MWWEKA URGENT - MARINE WEATHER MESSAGE National Weather Service Eureka CA 251 AM PDT Wed Aug 18 2021 PZZ450-181800- /O.CON.KEKA.SE.W.0044.000000T0000Z-210818T1800Z/ /O.EXB.KEKA.GL.W.0038.210818T1800Z-210819T0400Z/ Pt St George to Cape Mendocino out 10 nm- 251 AM PDT Wed Aug 18 2021 ...HAZARDOUS SEAS WARNING REMAINS IN EFFECT UNTIL 11 AM PDT THIS MORNING... ...GALE WARNING IN EFFECT FROM 11 AM THIS MORNING TO 9 PM PDT THIS EVENING... * WHAT...For the Gale Warning, north winds 25 to 35 kt with gusts up to 45 kt and seas 9 to 13 feet expected. For the Hazardous Seas Warning, very steep and hazardous seas 9 to 11 feet and north winds 20 to 30 kt. * WHERE...Pt St George to Cape Mendocino out 10 nm. * WHEN...For the Gale Warning, from 11 AM this morning to 9 PM PDT this evening. For the Hazardous Seas Warning, until 11 AM PDT this morning. * 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. && $$ PZZ475-181800- /O.EXT.KEKA.GL.W.0038.000000T0000Z-210819T2200Z/ Cape Mendocino to Pt Arena 10 to 60 nm- 251 AM PDT Wed Aug 18 2021 ...GALE WARNING NOW IN EFFECT UNTIL 3 PM PDT THURSDAY... * WHAT...North winds 25 to 35 kt with gusts up to 45 kt and seas 11 to 15 feet. * WHERE...Cape Mendocino to Pt Arena 10 to 60 nm. * WHEN...Until 3 PM PDT Thursday. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe conditions. && $$ PZZ470-181800- /O.CON.KEKA.GL.W.0038.000000T0000Z-210820T1900Z/ Pt St George to Cape Mendocino 10 to 60 nm- 251 AM PDT Wed Aug 18 2021 ...GALE WARNING REMAINS IN EFFECT UNTIL NOON PDT FRIDAY... * WHAT...North winds 25 to 35 kt with gusts up to 45 kt and seas 10 to 15 feet. * WHERE...Pt St George to Cape Mendocino 10 to 60 nm. * WHEN...Until noon 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. && $$ PZZ455-181800- /O.EXT.KEKA.SC.Y.0084.000000T0000Z-210820T1000Z/ Cape Mendocino to Pt Arena out 10 nm- 251 AM PDT Wed Aug 18 2021 ...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 3 AM PDT FRIDAY... * WHAT...Northwest winds 20 to 30 kt with localized gusts up to 40 kt and seas 7 to 12 feet. * WHERE...Cape Mendocino to Pt Arena out 10 nm. * WHEN...Until 3 AM PDT Friday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$
232 WHUS76 KEKA 181608 MWWEKA URGENT - MARINE WEATHER MESSAGE National Weather Service Eureka CA 908 AM PDT Wed Aug 18 2021 PZZ450-190015- /O.CON.KEKA.SE.W.0044.000000T0000Z-210818T1800Z/ /O.CON.KEKA.GL.W.0038.210818T1800Z-210819T0400Z/ Pt St George to Cape Mendocino out 10 nm- 908 AM PDT Wed Aug 18 2021 ...HAZARDOUS SEAS WARNING REMAINS IN EFFECT UNTIL 11 AM PDT THIS MORNING... ...GALE WARNING REMAINS IN EFFECT UNTIL 9 PM PDT THIS EVENING... * WHAT...For the Gale Warning, north winds 25 to 35 kt with gusts up to 45 kt and seas 9 to 13 feet expected. For the Hazardous Seas Warning, very steep and hazardous seas 9 to 11 feet and north winds 20 to 30 kt. * WHERE...Pt St George to Cape Mendocino out 10 nm. * WHEN...For the Gale Warning, from 11 AM this morning to 9 PM PDT this evening. For the Hazardous Seas Warning, until 11 AM PDT this morning. * 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. && $$ PZZ470-190015- /O.CON.KEKA.GL.W.0038.000000T0000Z-210820T1900Z/ Pt St George to Cape Mendocino 10 to 60 nm- 908 AM PDT Wed Aug 18 2021 ...GALE WARNING REMAINS IN EFFECT UNTIL NOON PDT FRIDAY... * WHAT...North winds 25 to 35 kt with gusts up to 45 kt and seas 10 to 15 feet. * WHERE...Pt St George to Cape Mendocino 10 to 60 nm. * WHEN...Until noon PDT Friday. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe conditions. && $$ PZZ475-190015- /O.CON.KEKA.GL.W.0038.000000T0000Z-210819T2200Z/ Cape Mendocino to Pt Arena 10 to 60 nm- 908 AM PDT Wed Aug 18 2021 ...GALE WARNING REMAINS IN EFFECT UNTIL 3 PM PDT THURSDAY... * WHAT...North winds 25 to 35 kt with gusts up to 45 kt and seas 11 to 15 feet. * WHERE...Cape Mendocino to Pt Arena 10 to 60 nm. * WHEN...Until 3 PM PDT Thursday. * 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. && $$ PZZ455-190015- /O.CON.KEKA.SC.Y.0084.000000T0000Z-210820T1000Z/ Cape Mendocino to Pt Arena out 10 nm- 908 AM PDT Wed Aug 18 2021 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 AM PDT FRIDAY... * WHAT...Northwest winds 20 to 30 kt with localized gusts up to 40 kt and seas 7 to 12 feet. * WHERE...Cape Mendocino to Pt Arena out 10 nm. * WHEN...Until 3 AM PDT Friday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$
Nearby
Hazardous Seas Warnings in California, 2021Every hazardous seas warning in 2021
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text.