Alert archive / California / Hazardous Seas Warnings in 2021
Hazardous Seas Warning 60, NWS Eureka, CA
NWS Eureka, CA issued this hazardous seas warning at Nov 4, 2021, 8:36 AM PDT. It took effect at Nov 4, 2021, 9:00 AM PDT. 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
- Nov 4, 2021, 8:36 AM PDT (15:36 UTC)
- In effect from
- Nov 4, 2021, 9:00 AM PDT
- Expired
- Nov 4, 2021, 8:36 PM PDT
- In force
- 12 hr
- Issued by
- NWS Eureka, CA
The text
As transmitted.
532 WHUS76 KEKA 041536 MWWEKA URGENT - MARINE WEATHER MESSAGE National Weather Service Eureka CA 836 AM PDT Thu Nov 4 2021 PZZ450-042200- /O.EXP.KEKA.GL.W.0050.000000T0000Z-211104T1600Z/ /O.NEW.KEKA.SE.W.0060.211104T1600Z-211104T2200Z/ Pt St George to Cape Mendocino out 10 nm- 836 AM PDT Thu Nov 4 2021 ...HAZARDOUS SEAS WARNING IN EFFECT UNTIL 3 PM PDT THIS AFTERNOON... ...GALE WARNING WILL EXPIRE AT 9 AM PDT THIS MORNING... * WHAT...Very steep and hazardous seas 11 to 16 feet expected. Southwest winds 10 to 20 kt, some occasional gusts to around 25 kt. * WHERE...Pt St George to Cape Mendocino out 10 nm. * WHEN...Until 3 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. && $$ PZZ470-042200- /O.EXP.KEKA.GL.W.0050.000000T0000Z-211104T1600Z/ /O.NEW.KEKA.SE.W.0060.211104T1600Z-211104T2200Z/ Pt St George to Cape Mendocino 10 to 60 nm- 836 AM PDT Thu Nov 4 2021 ...HAZARDOUS SEAS WARNING IN EFFECT UNTIL 3 PM PDT THIS AFTERNOON... ...GALE WARNING WILL EXPIRE AT 9 AM PDT THIS MORNING... * WHAT...Very steep and hazardous seas 13 to 17 feet expected. West to southwest winds 10 to 20 kt, some occasional gusts up to 30 kt. * WHERE...Pt St George to Cape Mendocino 10 to 60 nm. * WHEN...Until 3 PM PDT this afternoon. * IMPACTS...Very steep and hazardous seas could capsize or cause damage to vessels. PRECAUTIONARY/PREPAREDNESS ACTIONS... Recreational boaters should remain in port. Commercial vessels should prepare for rough seas and consider remaining in port until hazardous seas subside. && $$ PZZ455-042345- /O.CON.KEKA.SC.Y.0115.000000T0000Z-211105T1600Z/ Cape Mendocino to Pt Arena out 10 nm- 836 AM PDT Thu Nov 4 2021 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 9 AM PDT FRIDAY... * WHAT...Southwest winds 5 to 15 kt with gusts up to 25 kt and seas 13 to 16 feet. * WHERE...Cape Mendocino to Pt Arena out 10 nm. * WHEN...Until 9 AM PDT Friday. * IMPACTS...Conditions will be hazardous to small crafts. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$ PZZ475-042345- /O.CON.KEKA.SC.Y.0115.000000T0000Z-211105T1600Z/ Cape Mendocino to Pt Arena 10 to 60 nm- 836 AM PDT Thu Nov 4 2021 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 9 AM PDT FRIDAY... * WHAT...Southwest winds 10 to 20 kt with gusts up to 30 kt and seas 13 to 17 feet. * WHERE...Cape Mendocino to Pt Arena 10 to 60 nm. * WHEN...Until 9 AM PDT Friday. * IMPACTS...Conditions will be hazardous to small crafts. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. && $$
3 follow-up statements
368 WHUS76 KEKA 042121 MWWEKA URGENT - MARINE WEATHER MESSAGE National Weather Service Eureka CA 221 PM PDT Thu Nov 4 2021 PZZ455-050530- /O.UPG.KEKA.SC.Y.0115.000000T0000Z-211105T1600Z/ /O.EXB.KEKA.SE.W.0060.000000T0000Z-211105T0400Z/ Cape Mendocino to Pt Arena out 10 nm- 221 PM PDT Thu Nov 4 2021 ...HAZARDOUS SEAS WARNING IN EFFECT UNTIL 9 PM PDT THIS EVENING... * WHAT...Very steep and hazardous seas 15 to 18 feet. * WHERE...Cape Mendocino to Pt Arena out 10 nm. * WHEN...Until 9 PM PDT this evening. * 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. && $$ PZZ475-050530- /O.UPG.KEKA.SC.Y.0115.000000T0000Z-211105T1600Z/ /O.EXB.KEKA.SE.W.0060.000000T0000Z-211105T0400Z/ Cape Mendocino to Pt Arena 10 to 60 nm- 221 PM PDT Thu Nov 4 2021 ...HAZARDOUS SEAS WARNING IN EFFECT UNTIL 9 PM PDT THIS EVENING... * WHAT...Very steep and hazardous seas 16 to 18 feet. * WHERE...Cape Mendocino to Pt Arena 10 to 60 nm. * WHEN...Until 9 PM PDT this evening. * IMPACTS...Very steep and hazardous seas could capsize or cause damage to vessels. PRECAUTIONARY/PREPAREDNESS ACTIONS... Recreational boaters should remain in port. Commercial vessels should prepare for rough seas and consider remaining in port until hazardous seas subside. && $$ PZZ450-050400- /O.EXT.KEKA.SE.W.0060.000000T0000Z-211105T0400Z/ Pt St George to Cape Mendocino out 10 nm- 221 PM PDT Thu Nov 4 2021 ...HAZARDOUS SEAS WARNING NOW IN EFFECT UNTIL 9 PM PDT THIS EVENING... * WHAT...Very steep and hazardous seas 15 to 18 feet. * WHERE...Pt St George to Cape Mendocino out 10 nm. * WHEN...Until 9 PM PDT this evening. * 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. && $$ PZZ470-050400- /O.EXT.KEKA.SE.W.0060.000000T0000Z-211105T0400Z/ Pt St George to Cape Mendocino 10 to 60 nm- 221 PM PDT Thu Nov 4 2021 ...HAZARDOUS SEAS WARNING NOW IN EFFECT UNTIL 9 PM PDT THIS EVENING... * WHAT...Very steep and hazardous seas 16 to 18 feet. * WHERE...Pt St George to Cape Mendocino 10 to 60 nm. * WHEN...Until 9 PM PDT this evening. * IMPACTS...Very steep and hazardous seas could capsize or cause damage to vessels. PRECAUTIONARY/PREPAREDNESS ACTIONS... Recreational boaters should remain in port. Commercial vessels should prepare for rough seas and consider remaining in port until hazardous seas subside. && $$
937 WHUS76 KEKA 042201 MWWEKA URGENT - MARINE WEATHER MESSAGE National Weather Service Eureka CA 301 PM PDT Thu Nov 4 2021 PZZ450-050400- /O.CON.KEKA.SE.W.0060.000000T0000Z-211105T0400Z/ Pt St George to Cape Mendocino out 10 nm- 301 PM PDT Thu Nov 4 2021 ...HAZARDOUS SEAS WARNING REMAINS IN EFFECT UNTIL 9 PM PDT THIS EVENING... * WHAT...Very steep and hazardous seas 13 to 17 feet. * WHERE...Pt St George to Cape Mendocino out 10 nm. * WHEN...Until 9 PM PDT this evening. * 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. && $$ PZZ455-050400- /O.CON.KEKA.SE.W.0060.000000T0000Z-211105T0400Z/ Cape Mendocino to Pt Arena out 10 nm- 301 PM PDT Thu Nov 4 2021 ...HAZARDOUS SEAS WARNING REMAINS IN EFFECT UNTIL 9 PM PDT THIS EVENING... * WHAT...Very steep and hazardous seas 15 to 17 feet. * WHERE...Cape Mendocino to Pt Arena out 10 nm. * WHEN...Until 9 PM PDT this evening. * IMPACTS...Very steep and hazardous seas could capsize or cause damage to vessels. PRECAUTIONARY/PREPAREDNESS ACTIONS... Recreational boaters should remain in port. Commercial vessels should prepare for rough seas and consider remaining in port until hazardous seas subside. && $$ PZZ470-050400- /O.CON.KEKA.SE.W.0060.000000T0000Z-211105T0400Z/ Pt St George to Cape Mendocino 10 to 60 nm- 301 PM PDT Thu Nov 4 2021 ...HAZARDOUS SEAS WARNING REMAINS IN EFFECT UNTIL 9 PM PDT THIS EVENING... * WHAT...Very steep and hazardous seas 16 to 18 feet. * WHERE...Pt St George to Cape Mendocino 10 to 60 nm. * WHEN...Until 9 PM PDT this evening. * 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. && $$ PZZ475-050400- /O.CON.KEKA.SE.W.0060.000000T0000Z-211105T0400Z/ Cape Mendocino to Pt Arena 10 to 60 nm- 301 PM PDT Thu Nov 4 2021 ...HAZARDOUS SEAS WARNING REMAINS IN EFFECT UNTIL 9 PM PDT THIS EVENING... * WHAT...Very steep and hazardous seas 16 to 18 feet. * WHERE...Cape Mendocino to Pt Arena 10 to 60 nm. * WHEN...Until 9 PM PDT this evening. * IMPACTS...Very steep and hazardous seas could capsize or cause damage to vessels. PRECAUTIONARY/PREPAREDNESS ACTIONS... Recreational boaters should remain in port. Commercial vessels should prepare for rough seas and consider remaining in port until hazardous seas subside. && $$
052 WHUS76 KEKA 050336 MWWEKA URGENT - MARINE WEATHER MESSAGE National Weather Service Eureka CA 836 PM PDT Thu Nov 4 2021 PZZ470-051145- /O.CAN.KEKA.SE.W.0060.000000T0000Z-211105T0400Z/ /O.NEW.KEKA.SC.Y.0116.211105T0600Z-211105T1500Z/ Pt St George to Cape Mendocino 10 to 60 nm- 836 PM PDT Thu Nov 4 2021 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 AM PDT FRIDAY... * WHAT...South winds 15 to 25 kt with gusts up to 30 kt and seas 10 to 14 feet expected. * WHERE...Pt St George to Cape Mendocino 10 to 60 nm. * WHEN...Until 8 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. && $$ PZZ450-455-475-050445- /O.CAN.KEKA.SE.W.0060.000000T0000Z-211105T0400Z/ Pt St George to Cape Mendocino out 10 nm- Cape Mendocino to Pt Arena out 10 nm- Cape Mendocino to Pt Arena 10 to 60 nm- 836 PM PDT Thu Nov 4 2021 ...HAZARDOUS SEAS WARNING IS CANCELLED... $$
The office that day
Everything else NWS Eureka, CA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Nov 4, 2:49 AM PDT | Coastal Flood Advisory | EKA | Humboldt | 10 hr |
| Nov 4, 2:23 PM PDT | Coastal Flood Advisory | EKA | Humboldt | 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.