Alert archive / California / Hazardous Seas Warnings in 2021
Hazardous Seas Warning 2, NWS Eureka, CA
NWS Eureka, CA issued this hazardous seas warning at Jan 4, 2021, 8:34 AM PST. It was in force for 25 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
- Jan 4, 2021, 8:34 AM PST (16:34 UTC)
- Expired
- Jan 5, 2021, 9:10 AM PST
- In force
- 25 hr
- Issued by
- NWS Eureka, CA
The text
As transmitted.
598 WHUS76 KEKA 041634 MWWEKA URGENT - MARINE WEATHER MESSAGE National Weather Service Eureka CA 834 AM PST Mon Jan 4 2021 PZZ475-050045- /O.CAN.KEKA.GL.W.0001.000000T0000Z-210104T1800Z/ /O.NEW.KEKA.SE.W.0002.210104T1634Z-210106T0100Z/ Cape Mendocino to Pt Arena 10 to 60 nm- 834 AM PST Mon Jan 4 2021 ...HAZARDOUS SEAS WARNING IN EFFECT UNTIL 5 PM PST TUESDAY... ...GALE WARNING IS CANCELLED... * WHAT...Very steep and hazardous seas 16 to 18 feet. * WHERE...Cape Mendocino to Pt Arena 10 to 60 nm. * WHEN...Until 5 PM PST Tuesday. * 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. && $$ PZZ450-455-050045- /O.CAN.KEKA.GL.W.0001.000000T0000Z-210104T1800Z/ /O.NEW.KEKA.SC.Y.0002.210104T1634Z-210108T1200Z/ Pt St George to Cape Mendocino out 10 nm- Cape Mendocino to Pt Arena out 10 nm- 834 AM PST Mon Jan 4 2021 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 4 AM PST FRIDAY... ...GALE WARNING IS CANCELLED... * WHAT...Southeast winds 10 to 20 kt with gusts up to 30 kt and seas 13 to 18 feet. * WHERE...Pt St George to Cape Mendocino out 10 nm and Cape Mendocino to Pt Arena out 10 nm. * WHEN...Until 4 AM PST Friday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ PZZ470-050045- /O.CAN.KEKA.SR.W.0001.000000T0000Z-210104T1700Z/ /O.NEW.KEKA.SE.W.0002.210104T1634Z-210106T0100Z/ Pt St George to Cape Mendocino 10 to 60 nm- 834 AM PST Mon Jan 4 2021 ...HAZARDOUS SEAS WARNING IN EFFECT UNTIL 5 PM PST TUESDAY... ...STORM WARNING IS CANCELLED... * WHAT...Very steep and hazardous seas 15 to 18 feet. * WHERE...Pt St George to Cape Mendocino 10 to 60 nm. * WHEN...Until 5 PM PST Tuesday. * 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. && $$
4 follow-up statements
372 WHUS76 KEKA 042220 MWWEKA URGENT - MARINE WEATHER MESSAGE National Weather Service Eureka CA 220 PM PST Mon Jan 4 2021 PZZ470-050630- /O.CON.KEKA.SE.W.0002.000000T0000Z-210106T0100Z/ /O.NEW.KEKA.GL.A.0002.210106T0200Z-210106T1800Z/ Pt St George to Cape Mendocino 10 to 60 nm- 220 PM PST Mon Jan 4 2021 ...HAZARDOUS SEAS WARNING REMAINS IN EFFECT UNTIL 5 PM PST TUESDAY... ...GALE WATCH IN EFFECT FROM TUESDAY EVENING THROUGH WEDNESDAY MORNING... * WHAT...For the Hazardous Seas Warning, very steep and hazardous seas 16 to 19 feet. For the Gale Watch, south winds 20 to 30 kt with gusts up to 40 kt and seas 17 to 22 feet possible. * WHERE...Pt St George to Cape Mendocino 10 to 60 nm. * WHEN...For the Hazardous Seas Warning, until 5 PM PST Tuesday. For the Gale Watch, from Tuesday evening through Wednesday morning. * IMPACTS...Strong winds can cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should consider altering plans to avoid possible hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe wind and seas. && $$ PZZ475-050630- /O.CON.KEKA.SE.W.0002.000000T0000Z-210106T0100Z/ Cape Mendocino to Pt Arena 10 to 60 nm- 220 PM PST Mon Jan 4 2021 ...HAZARDOUS SEAS WARNING REMAINS IN EFFECT UNTIL 5 PM PST TUESDAY... * WHAT...Very steep and hazardous seas 16 to 19 feet. * WHERE...Cape Mendocino to Pt Arena 10 to 60 nm. * WHEN...Until 5 PM PST Tuesday. * 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. && $$ PZZ450-455-050630- /O.CON.KEKA.SC.Y.0002.000000T0000Z-210108T1200Z/ Pt St George to Cape Mendocino out 10 nm- Cape Mendocino to Pt Arena out 10 nm- 220 PM PST Mon Jan 4 2021 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 AM PST FRIDAY... * WHAT...Combined seas 13 to 18 feet. Southeast winds 15 to 25 kt Tuesday night through Wednesday morning. * WHERE...Pt St George to Cape Mendocino out 10 nm and Cape Mendocino to Pt Arena out 10 nm. * WHEN...Until 4 AM PST Friday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$
661 WHUS76 KEKA 050428 MWWEKA URGENT - MARINE WEATHER MESSAGE National Weather Service Eureka CA 828 PM PST Mon Jan 4 2021 PZZ470-051230- /O.CON.KEKA.SE.W.0002.000000T0000Z-210106T0100Z/ /O.CON.KEKA.GL.A.0002.210106T0200Z-210106T1800Z/ Pt St George to Cape Mendocino 10 to 60 nm- 828 PM PST Mon Jan 4 2021 ...HAZARDOUS SEAS WARNING REMAINS IN EFFECT UNTIL 5 PM PST TUESDAY... ...GALE WATCH REMAINS IN EFFECT FROM TUESDAY EVENING THROUGH WEDNESDAY MORNING... * WHAT...For the Hazardous Seas Warning, very steep and hazardous seas 17 to 19 feet. For the Gale Watch, south winds 20 to 30 kt with gusts up to 40 kt and seas 17 to 22 feet possible. * WHERE...Pt St George to Cape Mendocino 10 to 60 nm. * WHEN...For the Hazardous Seas Warning, until 5 PM PST Tuesday. For the Gale Watch, from Tuesday evening through Wednesday morning. * 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. && $$ PZZ475-051230- /O.CON.KEKA.SE.W.0002.000000T0000Z-210106T0100Z/ Cape Mendocino to Pt Arena 10 to 60 nm- 828 PM PST Mon Jan 4 2021 ...HAZARDOUS SEAS WARNING REMAINS IN EFFECT UNTIL 5 PM PST TUESDAY... * WHAT...Very steep and hazardous seas 18 to 19 feet. * WHERE...Cape Mendocino to Pt Arena 10 to 60 nm. * WHEN...Until 5 PM PST Tuesday. * IMPACTS...Very steep and hazardous seas could capsize or cause damage to vessels. PRECAUTIONARY/PREPAREDNESS ACTIONS... Recreational boaters should remain in port. Commercial vessels should prepare for rough seas and consider remaining in port until hazardous seas subside. && $$ PZZ450-455-051230- /O.CON.KEKA.SC.Y.0002.000000T0000Z-210108T1200Z/ Pt St George to Cape Mendocino out 10 nm- Cape Mendocino to Pt Arena out 10 nm- 828 PM PST Mon Jan 4 2021 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 AM PST FRIDAY... * WHAT...Southeast winds 15 to 25 kt with gusts up to 35 kt and seas 13 to 18 feet. * WHERE...Pt St George to Cape Mendocino out 10 nm and Cape Mendocino to Pt Arena out 10 nm. * WHEN...Until 4 AM PST 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. && $$
197 WHUS76 KEKA 051037 MWWEKA URGENT - MARINE WEATHER MESSAGE National Weather Service Eureka CA 237 AM PST Tue Jan 5 2021 PZZ470-051845- /O.EXT.KEKA.SE.W.0002.000000T0000Z-210106T0200Z/ /O.UPG.KEKA.GL.A.0002.210106T0200Z-210106T1800Z/ /O.NEW.KEKA.GL.W.0002.210106T0200Z-210106T1800Z/ Pt St George to Cape Mendocino 10 to 60 nm- 237 AM PST Tue Jan 5 2021 ...HAZARDOUS SEAS WARNING NOW IN EFFECT UNTIL 6 PM PST THIS EVENING... ...GALE WARNING IN EFFECT FROM 6 PM THIS EVENING TO 10 AM PST WEDNESDAY... * WHAT...For the Gale Warning, south winds 20 to 30 kt with gusts up to 40 kt and seas 16 to 21 feet expected. For the Hazardous Seas Warning, very steep and hazardous seas 15 to 18 feet. * WHERE...Pt St George to Cape Mendocino 10 to 60 nm. * WHEN...For the Gale Warning, from 6 PM this evening to 10 AM PST Wednesday. For the Hazardous Seas Warning, until 6 PM PST this evening. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe conditions. && $$ PZZ475-051800- /O.EXT.KEKA.SE.W.0002.000000T0000Z-210105T1800Z/ Cape Mendocino to Pt Arena 10 to 60 nm- 237 AM PST Tue Jan 5 2021 ...HAZARDOUS SEAS WARNING NOW IN EFFECT UNTIL 10 AM PST THIS MORNING... * WHAT...Very steep and hazardous seas 18 to 19 feet. * WHERE...Cape Mendocino to Pt Arena 10 to 60 nm. * WHEN...Until 10 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. && $$ PZZ450-455-051845- /O.CON.KEKA.SC.Y.0002.000000T0000Z-210108T1200Z/ Pt St George to Cape Mendocino out 10 nm- Cape Mendocino to Pt Arena out 10 nm- 237 AM PST Tue Jan 5 2021 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 AM PST FRIDAY... * WHAT...Southeast winds 15 to 25 kt with gusts up to 35 kt and seas 13 to 18 feet. * WHERE...Pt St George to Cape Mendocino out 10 nm and Cape Mendocino to Pt Arena out 10 nm. * WHEN...Until 4 AM PST Friday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$
193 WHUS76 KEKA 051710 MWWEKA URGENT - MARINE WEATHER MESSAGE National Weather Service Eureka CA 910 AM PST Tue Jan 5 2021 PZZ470-060115- /O.CAN.KEKA.SE.W.0002.000000T0000Z-210106T0200Z/ /O.EXB.KEKA.SC.Y.0002.000000T0000Z-210106T0200Z/ /O.CON.KEKA.GL.W.0002.210106T0200Z-210106T1800Z/ Pt St George to Cape Mendocino 10 to 60 nm- 910 AM PST Tue Jan 5 2021 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 PM PST THIS EVENING... ...GALE WARNING REMAINS IN EFFECT FROM 6 PM THIS EVENING TO 10 AM PST WEDNESDAY... ...HAZARDOUS SEAS WARNING IS CANCELLED... * WHAT...For the Gale Warning, south winds 20 to 30 kt with gusts up to 40 kt and seas 16 to 21 feet expected. For the Small Craft Advisory, south winds 15 to 25 kt with gusts up to 35 kt and seas 15 to 17 feet. * WHERE...Pt St George to Cape Mendocino 10 to 60 nm. * WHEN...For the Gale Warning, from 6 PM this evening to 10 AM PST Wednesday. For the Small Craft Advisory, 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. && $$ PZZ475-060115- /O.CAN.KEKA.SE.W.0002.000000T0000Z-210105T1800Z/ /O.EXA.KEKA.SC.Y.0002.000000T0000Z-210108T1200Z/ Cape Mendocino to Pt Arena 10 to 60 nm- 910 AM PST Tue Jan 5 2021 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 4 AM PST FRIDAY... ...HAZARDOUS SEAS WARNING IS CANCELLED... * WHAT...South winds 15 to 25 kt with gusts up to 35 kt and seas 14 to 19 feet. * WHERE...Cape Mendocino to Pt Arena 10 to 60 nm. * WHEN...Until 4 AM PST Friday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ PZZ450-455-060115- /O.CON.KEKA.SC.Y.0002.000000T0000Z-210108T1200Z/ Pt St George to Cape Mendocino out 10 nm- Cape Mendocino to Pt Arena out 10 nm- 910 AM PST Tue Jan 5 2021 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 AM PST FRIDAY... * WHAT...Seas 13 to 18 feet. Southeast winds 15 to 25 kt with gusts up to 35 kt tonight and Wednesday morning. * WHERE...Pt St George to Cape Mendocino out 10 nm and Cape Mendocino to Pt Arena out 10 nm. * WHEN...Until 4 AM PST 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. && $$
The office that day
Everything else NWS Eureka, CA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jan 4, 8:34 AM PST | Small Craft Advisory | EKA | 5 days | |
| Jan 4, 2:20 PM PST | Gale Watch | EKA | 12 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.