Alert archive / California / Hazardous Seas Warnings in 2021
Hazardous Seas Warning 63, NWS Eureka, CA
NWS Eureka, CA issued this hazardous seas warning at Dec 13, 2021, 1:44 AM PST. It was in force for 16 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
- Dec 13, 2021, 1:44 AM PST (09:44 UTC)
- Expired
- Dec 13, 2021, 6:00 PM PST
- In force
- 16 hr
- Issued by
- NWS Eureka, CA
The text
As transmitted.
910 WHUS76 KEKA 130944 MWWEKA URGENT - MARINE WEATHER MESSAGE National Weather Service Eureka CA 144 AM PST Mon Dec 13 2021 PZZ450-470-131700- /O.CAN.KEKA.GL.W.0057.000000T0000Z-211213T1200Z/ /O.NEW.KEKA.SE.W.0063.211213T0944Z-211213T1700Z/ Pt St George to Cape Mendocino out 10 nm- Pt St George to Cape Mendocino 10 to 60 nm- 144 AM PST Mon Dec 13 2021 ...HAZARDOUS SEAS WARNING IN EFFECT UNTIL 9 AM PST THIS MORNING... ...GALE WARNING IS CANCELLED... * WHAT...Very steep and hazardous seas 15 to 19 feet. * WHERE...Pt St George to Cape Mendocino out 10 nm and Pt St George to Cape Mendocino 10 to 60 nm. * WHEN...Until 9 AM PST this morning. * 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. && $$ PZZ455-475-131745- /O.CON.KEKA.SC.Y.0134.000000T0000Z-211215T2100Z/ Cape Mendocino to Pt Arena out 10 nm- Cape Mendocino to Pt Arena 10 to 60 nm- 144 AM PST Mon Dec 13 2021 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 1 PM PST WEDNESDAY... * WHAT...West winds 15 to 25 kt with gusts up to 30 kt and seas 13 to 18 feet. * WHERE...Cape Mendocino to Pt Arena out 10 nm and Cape Mendocino to Pt Arena 10 to 60 nm. * WHEN...Until 1 PM PST Wednesday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$
5 follow-up statements
043 WHUS76 KEKA 131002 AAA MWWEKA URGENT - MARINE WEATHER MESSAGE...UPDATED National Weather Service Eureka CA 202 AM PST Mon Dec 13 2021 PZZ450-470-131700- /O.CON.KEKA.SE.W.0063.000000T0000Z-211213T1700Z/ Pt St George to Cape Mendocino out 10 nm- Pt St George to Cape Mendocino 10 to 60 nm- 202 AM PST Mon Dec 13 2021 ...HAZARDOUS SEAS WARNING REMAINS IN EFFECT UNTIL 9 AM PST THIS MORNING... * WHAT...Very steep and hazardous seas 15 to 19 feet. * WHERE...Pt St George to Cape Mendocino out 10 nm and Pt St George to Cape Mendocino 10 to 60 nm. * WHEN...Until 9 AM PST this morning. * 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. && $$ PZZ455-475-131815- /O.CON.KEKA.SC.Y.0134.000000T0000Z-211215T2100Z/ Cape Mendocino to Pt Arena out 10 nm- Cape Mendocino to Pt Arena 10 to 60 nm- 202 AM PST Mon Dec 13 2021 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 1 PM PST WEDNESDAY... * WHAT...West winds 15 to 25 kt with gusts up to 30 kt and seas 13 to 18 feet. * WHERE...Cape Mendocino to Pt Arena out 10 nm and Cape Mendocino to Pt Arena 10 to 60 nm. * WHEN...Until 1 PM PST Wednesday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$
156 WHUS76 KEKA 131640 MWWEKA URGENT - MARINE WEATHER MESSAGE National Weather Service Eureka CA 840 AM PST Mon Dec 13 2021 PZZ450-470-132000- /O.EXT.KEKA.SE.W.0063.000000T0000Z-211213T2000Z/ Pt St George to Cape Mendocino out 10 nm- Pt St George to Cape Mendocino 10 to 60 nm- 840 AM PST Mon Dec 13 2021 ...HAZARDOUS SEAS WARNING NOW IN EFFECT UNTIL NOON PST TODAY... * WHAT...Very steep and hazardous seas 16 to 18 feet. Southwest winds at 20 to 25 kts and gusts around 35 kts. * WHERE...Pt St George to Cape Mendocino out 10 nm and Pt St George to Cape Mendocino 10 to 60 nm. * WHEN...Until noon PST today. * 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. && $$ PZZ455-475-140045- /O.CON.KEKA.SC.Y.0134.000000T0000Z-211215T2100Z/ Cape Mendocino to Pt Arena out 10 nm- Cape Mendocino to Pt Arena 10 to 60 nm- 840 AM PST Mon Dec 13 2021 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 1 PM PST WEDNESDAY... * WHAT...West winds 15 to 25 kt with gusts up to 30 kt and seas 13 to 18 feet. * WHERE...Cape Mendocino to Pt Arena out 10 nm and Cape Mendocino to Pt Arena 10 to 60 nm. * WHEN...Until 1 PM PST Wednesday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$
125 WHUS76 KEKA 131952 MWWEKA URGENT - MARINE WEATHER MESSAGE National Weather Service Eureka CA 1152 AM PST Mon Dec 13 2021 PZZ450-470-132300- /O.EXT.KEKA.SE.W.0063.000000T0000Z-211213T2300Z/ Pt St George to Cape Mendocino out 10 nm- Pt St George to Cape Mendocino 10 to 60 nm- 1152 AM PST Mon Dec 13 2021 ...HAZARDOUS SEAS WARNING NOW IN EFFECT UNTIL 3 PM PST THIS AFTERNOON... * WHAT...Very steep and hazardous seas 17 to 18 feet. Southwest winds at 20-25 kts. Gusts to around 30 kts. * WHERE...Pt St George to Cape Mendocino out 10 nm and Pt St George to Cape Mendocino 10 to 60 nm. * WHEN...Until 3 PM PST 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. && $$ PZZ455-475-140400- /O.CON.KEKA.SC.Y.0134.000000T0000Z-211215T2100Z/ Cape Mendocino to Pt Arena out 10 nm- Cape Mendocino to Pt Arena 10 to 60 nm- 1152 AM PST Mon Dec 13 2021 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 1 PM PST WEDNESDAY... * WHAT...West winds 15 to 25 kt with gusts up to 30 kt and seas 11 to 16 feet. * WHERE...Cape Mendocino to Pt Arena out 10 nm and Cape Mendocino to Pt Arena 10 to 60 nm. * WHEN...Until 1 PM PST Wednesday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$
039 WHUS76 KEKA 132221 MWWEKA URGENT - MARINE WEATHER MESSAGE National Weather Service Eureka CA 221 PM PST Mon Dec 13 2021 PZZ450-140630- /O.EXT.KEKA.SE.W.0063.000000T0000Z-211214T0200Z/ /O.NEW.KEKA.GL.W.0058.211215T1500Z-211215T2300Z/ Pt St George to Cape Mendocino out 10 nm- 221 PM PST Mon Dec 13 2021 ...HAZARDOUS SEAS WARNING NOW IN EFFECT UNTIL 6 PM PST THIS EVENING... ...GALE WARNING IN EFFECT FROM 7 AM TO 3 PM PST WEDNESDAY... * WHAT...For the Gale Warning, south winds 20 to 30 kt with gusts up to 40 kt and seas 8 to 11 feet expected. For the Hazardous Seas Warning, very steep and hazardous seas 14 to 19 feet. * WHERE...Pt St George to Cape Mendocino out 10 nm. * WHEN...For the Gale Warning, from 7 AM to 3 PM PST Wednesday. For the Hazardous Seas Warning, until 6 PM PST this evening. * 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. && $$ PZZ470-140630- /O.EXT.KEKA.SE.W.0063.000000T0000Z-211214T0200Z/ /O.NEW.KEKA.GL.W.0058.211215T1200Z-211215T2300Z/ Pt St George to Cape Mendocino 10 to 60 nm- 221 PM PST Mon Dec 13 2021 ...HAZARDOUS SEAS WARNING NOW IN EFFECT UNTIL 6 PM PST THIS EVENING... ...GALE WARNING IN EFFECT FROM 4 AM TO 3 PM PST WEDNESDAY... * WHAT...For the Gale Warning, south winds 20 to 30 kt with gusts up to 40 kt and seas 10 to 13 feet expected. For the Hazardous Seas Warning, very steep and hazardous seas 16 to 19 feet. * WHERE...Pt St George to Cape Mendocino 10 to 60 nm. * WHEN...For the Gale Warning, from 4 AM to 3 PM PST Wednesday. For the Hazardous Seas Warning, until 6 PM PST this evening. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe conditions. && $$ PZZ455-475-140630- /O.EXT.KEKA.SC.Y.0134.000000T0000Z-211215T2300Z/ Cape Mendocino to Pt Arena out 10 nm- Cape Mendocino to Pt Arena 10 to 60 nm- 221 PM PST Mon Dec 13 2021 ...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 3 PM PST WEDNESDAY... * WHAT...West winds 15 to 20 kt with gusts up to 25 kt and seas 12 to 17 feet. * WHERE...Cape Mendocino to Pt Arena out 10 nm and Cape Mendocino to Pt Arena 10 to 60 nm. * WHEN...Until 3 PM PST 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. && $$
506 WHUS76 KEKA 140158 MWWEKA URGENT - MARINE WEATHER MESSAGE National Weather Service Eureka CA 558 PM PST Mon Dec 13 2021 PZZ450-141000- /O.EXP.KEKA.SE.W.0063.000000T0000Z-211214T0200Z/ /O.EXB.KEKA.SC.Y.0134.211214T0200Z-211215T1500Z/ /O.CON.KEKA.GL.W.0058.211215T1500Z-211215T2300Z/ Pt St George to Cape Mendocino out 10 nm- 558 PM PST Mon Dec 13 2021 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 AM PST WEDNESDAY... ...GALE WARNING REMAINS IN EFFECT FROM 7 AM TO 3 PM PST WEDNESDAY... ...HAZARDOUS SEAS WARNING WILL EXPIRE AT 6 PM PST THIS EVENING... * WHAT...For the Gale Warning, south winds 20 to 30 kt with gusts up to 40 kt and seas 8 to 11 feet expected. For the Small Craft Advisory, south winds 15 to 25 kt with gusts up to 30 kt and seas 10 to 15 feet expected. * WHERE...Pt St George to Cape Mendocino out 10 nm. * WHEN...For the Gale Warning, from 7 AM to 3 PM PST Wednesday. For the Small Craft Advisory, until 7 AM PST Wednesday. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe conditions. && $$ PZZ470-141000- /O.EXP.KEKA.SE.W.0063.000000T0000Z-211214T0200Z/ /O.EXB.KEKA.SC.Y.0134.211214T0200Z-211215T1200Z/ /O.CON.KEKA.GL.W.0058.211215T1200Z-211215T2300Z/ Pt St George to Cape Mendocino 10 to 60 nm- 558 PM PST Mon Dec 13 2021 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 4 AM PST WEDNESDAY... ...GALE WARNING REMAINS IN EFFECT FROM 4 AM TO 3 PM PST WEDNESDAY... * WHAT...For the Gale Warning, south winds 20 to 30 kt with gusts up to 35 kt and seas 10 to 13 feet expected. For the Small Craft Advisory, west winds 10 to 20 kt with gusts up to 30 kt and seas 12 to 15 feet expected. * WHERE...Pt St George to Cape Mendocino 10 to 60 nm. * WHEN...For the Gale Warning, from 4 AM to 3 PM PST Wednesday. For the Small Craft Advisory, until 4 AM PST 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. && $$ PZZ455-475-141000- /O.CON.KEKA.SC.Y.0134.000000T0000Z-211215T2300Z/ Cape Mendocino to Pt Arena out 10 nm- Cape Mendocino to Pt Arena 10 to 60 nm- 558 PM PST Mon Dec 13 2021 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 PM PST WEDNESDAY... * WHAT...West winds 15 to 25 kt with gusts up to 35 kt and seas 11 to 16 feet. * WHERE...Cape Mendocino to Pt Arena out 10 nm and Cape Mendocino to Pt Arena 10 to 60 nm. * WHEN...Until 3 PM PST Wednesday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$
The office that day
Everything else NWS Eureka, CA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 12, 5:27 PM PST | Winter Weather Advisory | EKA | Lake, Mendocino | 35 hr |
| Dec 13, 5:43 AM PST | Beach Hazards Statement | EKA | Del Norte, Humboldt, Mendocino | 28 hr |
| Dec 13, 8:54 AM PST | Special Weather Statement | EKA | Humboldt | 36 min |
| Dec 13, 2:21 PM PST | Gale Warning | EKA | 49 hr | |
| Dec 13, 2:25 PM PST | Winter Storm Watch | EKA | Del Norte, Humboldt, Lake, Mendocino, Trinity | 24 hr |
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.