Alert archive / California / Hazardous Seas Warnings in 2021
Hazardous Seas Warning 4, NWS Eureka, CA
NWS Eureka, CA issued this hazardous seas warning at Jan 8, 2021, 2:20 AM PST. It took effect at Jan 8, 2021, 3:00 AM PST. It was in force for 12 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 8, 2021, 2:20 AM PST (10:20 UTC)
- In effect from
- Jan 8, 2021, 3:00 AM PST
- Expired
- Jan 8, 2021, 3:00 PM PST
- In force
- 12 hr
- Issued by
- NWS Eureka, CA
The text
As transmitted.
066 WHUS76 KEKA 081020 MWWEKA URGENT - MARINE WEATHER MESSAGE National Weather Service Eureka CA 220 AM PST Fri Jan 8 2021 PZZ470-081700- /O.CON.KEKA.GL.W.0003.000000T0000Z-210108T1100Z/ /O.NEW.KEKA.SE.W.0004.210108T1100Z-210108T1700Z/ Pt St George to Cape Mendocino 10 to 60 nm- 220 AM PST Fri Jan 8 2021 ...GALE WARNING REMAINS IN EFFECT UNTIL 3 AM PST EARLY THIS MORNING... ...HAZARDOUS SEAS WARNING IN EFFECT UNTIL 9 AM PST THIS MORNING... * WHAT...For the Gale Warning, southwest winds 15 to 20 kt with gusts up to 35 kt and seas 17 to 19 feet. For the Hazardous Seas Warning, continued very steep and hazardous seas 17 to 19 feet expected. * WHERE...Pt St George to Cape Mendocino 10 to 60 nm. * WHEN...For the Gale Warning, until 3 AM PST early this morning. For the Hazardous Seas Warning, until 9 AM PST 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. && $$ PZZ450-455-475-081830- /O.CON.KEKA.SC.Y.0002.000000T0000Z-210110T0000Z/ Pt St George to Cape Mendocino out 10 nm- Cape Mendocino to Pt Arena out 10 nm- Cape Mendocino to Pt Arena 10 to 60 nm- 220 AM PST Fri Jan 8 2021 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST SATURDAY... * WHAT...Seas 15 to 18 feet today, gradually lowering into Saturday. * WHERE...Pt St George to Cape Mendocino out 10 nm, Cape Mendocino to Pt Arena out 10 nm and Cape Mendocino to Pt Arena 10 to 60 nm. * WHEN...Until 4 PM PST Saturday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$
2 follow-up statements
215 WHUS76 KEKA 081640 MWWEKA URGENT - MARINE WEATHER MESSAGE National Weather Service Eureka CA 840 AM PST Fri Jan 8 2021 PZZ470-082300- /O.EXT.KEKA.SE.W.0004.000000T0000Z-210108T2300Z/ Pt St George to Cape Mendocino 10 to 60 nm- 840 AM PST Fri Jan 8 2021 ...HAZARDOUS SEAS WARNING NOW IN EFFECT UNTIL 3 PM PST THIS AFTERNOON... * WHAT...Very large and hazardous seas 17 to 19 feet. * WHERE...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. && $$ PZZ450-455-475-090045- /O.CON.KEKA.SC.Y.0002.000000T0000Z-210110T0000Z/ Pt St George to Cape Mendocino out 10 nm- Cape Mendocino to Pt Arena out 10 nm- Cape Mendocino to Pt Arena 10 to 60 nm- 840 AM PST Fri Jan 8 2021 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST SATURDAY... * WHAT...North winds 5 to 15 kt and seas 13 to 17 feet. * WHERE...Pt St George to Cape Mendocino out 10 nm, Cape Mendocino to Pt Arena out 10 nm and Cape Mendocino to Pt Arena 10 to 60 nm. * WHEN...Until 4 PM PST Saturday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$
961 WHUS76 KEKA 082245 MWWEKA URGENT - MARINE WEATHER MESSAGE National Weather Service Eureka CA 245 PM PST Fri Jan 8 2021 PZZ470-090645- /O.EXP.KEKA.SE.W.0004.000000T0000Z-210108T2300Z/ /O.EXB.KEKA.SC.Y.0002.210108T2300Z-210110T0000Z/ /O.NEW.KEKA.SE.A.0001.210110T1100Z-210111T0500Z/ Pt St George to Cape Mendocino 10 to 60 nm- 245 PM PST Fri Jan 8 2021 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 4 PM PST SATURDAY... ...HAZARDOUS SEAS WATCH IN EFFECT FROM LATE SATURDAY NIGHT THROUGH SUNDAY EVENING... * WHAT...For the Small Craft Advisory, seas 11 to 16 feet expected. For the Hazardous Seas Watch, very large seas of 19 to 24 feet possible. * WHERE...Pt St George to Cape Mendocino 10 to 60 nm. * WHEN...For the Small Craft Advisory, until 4 PM PST Saturday. For the Hazardous Seas Watch, from late Saturday night through Sunday evening. * 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. && $$ PZZ450-455-475-090645- /O.CON.KEKA.SC.Y.0002.000000T0000Z-210110T0000Z/ /O.NEW.KEKA.SE.A.0001.210110T1100Z-210111T0500Z/ Pt St George to Cape Mendocino out 10 nm- Cape Mendocino to Pt Arena out 10 nm- Cape Mendocino to Pt Arena 10 to 60 nm- 245 PM PST Fri Jan 8 2021 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST SATURDAY... ...HAZARDOUS SEAS WATCH IN EFFECT FROM LATE SATURDAY NIGHT THROUGH SUNDAY EVENING... * WHAT...For the Small Craft Advisory, seas 11 to 16 feet. For the Hazardous Seas Watch, very large seas 18 to 23 feet possible. * WHERE...Pt St George to Cape Mendocino out 10 nm, Cape Mendocino to Pt Arena out 10 nm and Cape Mendocino to Pt Arena 10 to 60 nm. * WHEN...For the Small Craft Advisory, until 4 PM PST Saturday. For the Hazardous Seas Watch, from late Saturday night through Sunday evening. * IMPACTS...Very steep and hazardous seas could capsize or cause damage to vessels. PRECAUTIONARY/PREPAREDNESS ACTIONS... Consider altering your plans to avoid possible hazardous sea conditions. && $$
The office that day
Everything else NWS Eureka, CA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jan 8, 2:21 PM PST | Coastal Flood Watch | EKA | Del Norte, Humboldt | 24 hr |
| Jan 8, 2:45 PM PST | Hazardous Seas Watch | EKA | 21 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.