Alert archive / California / Hazardous Seas Warnings in 2021

Hazardous Seas Warning 8, NWS Eureka, CA

January 21, 2021

NWS Eureka, CA issued this hazardous seas warning at Jan 21, 2021, 4:01 PM PST. It took effect at Jan 22, 2021, 4:00 PM PST. It was in force for 35 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 21, 2021, 4:01 PM PST (00:01 UTC)
In effect from
Jan 22, 2021, 4:00 PM PST
Expired
Jan 24, 2021, 3:00 AM PST
In force
35 hr
Issued by
NWS Eureka, CA

The text

As transmitted.

041 
WHUS76 KEKA 220001
MWWEKA

URGENT - MARINE WEATHER MESSAGE
National Weather Service Eureka CA
401 PM PST Thu Jan 21 2021

PZZ470-220815-
/O.EXT.KEKA.SC.Y.0009.210122T0600Z-210123T0000Z/
/O.NEW.KEKA.SE.W.0008.210123T0000Z-210123T1300Z/
Pt St George to Cape Mendocino 10 to 60 nm-
401 PM PST Thu Jan 21 2021

...SMALL CRAFT ADVISORY NOW IN EFFECT FROM 10 PM THIS EVENING TO
4 PM PST FRIDAY...
...HAZARDOUS SEAS WARNING IN EFFECT FROM 4 PM FRIDAY TO 5 AM PST
SATURDAY...

* WHAT...For the Hazardous Seas Warning, very steep and 
  hazardous seas 12 to 14 feet expected. For the Small Craft 
  Advisory, northwest winds 15 to 25 kt with gusts up to 30 kt 
  and seas 8 to 13 feet expected.

* WHERE...Pt St George to Cape Mendocino 10 to 60 nm.

* WHEN...For the Hazardous Seas Warning, from 4 PM Friday to 5 
  AM PST Saturday. For the Small Craft Advisory, from 10 PM this 
  evening to 4 PM PST Friday.

* 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.

&&

$$

PZZ475-220815-
/O.EXT.KEKA.SC.Y.0009.210122T0900Z-210123T0000Z/
/O.NEW.KEKA.SE.W.0008.210123T0000Z-210124T0600Z/
Cape Mendocino to Pt Arena 10 to 60 nm-
401 PM PST Thu Jan 21 2021

...SMALL CRAFT ADVISORY NOW IN EFFECT FROM 1 AM TO 4 PM PST
FRIDAY...
...HAZARDOUS SEAS WARNING IN EFFECT FROM 4 PM FRIDAY TO 10 PM PST
SATURDAY...

* WHAT...For the Hazardous Seas Warning, very steep and 
  hazardous seas 12 to 15 feet expected. For the Small Craft 
  Advisory, northwest winds 15 to 25 kt with gusts up to 30 kt 
  and seas 10 to 15 feet expected.

* WHERE...Cape Mendocino to Pt Arena 10 to 60 nm.

* WHEN...For the Hazardous Seas Warning, from 4 PM Friday to 10 
  PM PST Saturday. For the Small Craft Advisory, from 1 AM to 4 
  PM PST Friday.

* 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.

&&

$$

PZZ450-220815-
/O.CON.KEKA.SC.Y.0009.210122T2100Z-210123T1100Z/
Pt St George to Cape Mendocino out 10 nm-
401 PM PST Thu Jan 21 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 1 PM FRIDAY TO
3 AM PST SATURDAY...

* WHAT...North winds 15 to 25 kt with gusts up to 30 kt and seas 
  9 to 12 feet expected.

* WHERE...Pt St George to Cape Mendocino out 10 nm.

* WHEN...From 1 PM Friday to 3 AM 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.

&&

$$

PZZ455-220815-
/O.CON.KEKA.SC.Y.0009.210122T1500Z-210123T1100Z/
Cape Mendocino to Pt Arena out 10 nm-
401 PM PST Thu Jan 21 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 7 AM FRIDAY TO
3 AM PST SATURDAY...

* WHAT...North winds 15 to 25 kt with gusts up to 35 kt and seas 
  10 to 12 feet expected.

* WHERE...Cape Mendocino to Pt Arena out 10 nm.

* WHEN...From 7 AM Friday to 3 AM 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.

&&

$$
10 follow-up statements
963 
WHUS76 KEKA 220455
MWWEKA

URGENT - MARINE WEATHER MESSAGE
National Weather Service Eureka CA
855 PM PST Thu Jan 21 2021

PZZ470-221300-
/O.EXT.KEKA.SC.Y.0009.210122T0900Z-210123T0000Z/
/O.CON.KEKA.SE.W.0008.210123T0000Z-210123T1300Z/
Pt St George to Cape Mendocino 10 to 60 nm-
855 PM PST Thu Jan 21 2021

...SMALL CRAFT ADVISORY NOW IN EFFECT FROM 1 AM TO 4 PM PST
FRIDAY...
...HAZARDOUS SEAS WARNING REMAINS IN EFFECT FROM 4 PM FRIDAY TO
5 AM PST SATURDAY...

* WHAT...For the Hazardous Seas Warning, very steep and 
  hazardous seas 12 to 14 feet expected. For the Small Craft 
  Advisory, north winds 15 to 25 kt with gusts up to 30 kt and 
  seas 8 to 13 feet expected.

* WHERE...Pt St George to Cape Mendocino 10 to 60 nm.

* WHEN...For the Hazardous Seas Warning, from 4 PM Friday to 5 
  AM PST Saturday. For the Small Craft Advisory, from 1 AM to 4 
  PM PST Friday.

* 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.

&&

$$

PZZ475-221300-
/O.CON.KEKA.SC.Y.0009.210122T0900Z-210123T0000Z/
/O.CON.KEKA.SE.W.0008.210123T0000Z-210124T0600Z/
Cape Mendocino to Pt Arena 10 to 60 nm-
855 PM PST Thu Jan 21 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 1 AM TO 4 PM PST
FRIDAY...
...HAZARDOUS SEAS WARNING REMAINS IN EFFECT FROM 4 PM FRIDAY TO
10 PM PST SATURDAY...

* WHAT...For the Hazardous Seas Warning, very steep and 
  hazardous seas 12 to 15 feet expected. For the Small Craft 
  Advisory, northwest winds 15 to 25 kt with gusts up to 30 kt 
  and seas 10 to 15 feet expected.

* WHERE...Cape Mendocino to Pt Arena 10 to 60 nm.

* WHEN...For the Hazardous Seas Warning, from 4 PM Friday to 10 
  PM PST Saturday. For the Small Craft Advisory, from 1 AM to 4 
  PM PST Friday.

* 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.

&&

$$

PZZ450-221300-
/O.CON.KEKA.SC.Y.0009.210122T2100Z-210123T1100Z/
Pt St George to Cape Mendocino out 10 nm-
855 PM PST Thu Jan 21 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 1 PM FRIDAY TO
3 AM PST SATURDAY...

* WHAT...North winds 15 to 25 kt with gusts up to 35 kt and seas 
  9 to 12 feet expected.

* WHERE...Pt St George to Cape Mendocino out 10 nm.

* WHEN...From 1 PM Friday to 3 AM 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.

&&

$$

PZZ455-221300-
/O.CON.KEKA.SC.Y.0009.210122T1500Z-210123T1100Z/
Cape Mendocino to Pt Arena out 10 nm-
855 PM PST Thu Jan 21 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 7 AM FRIDAY TO
3 AM PST SATURDAY...

* WHAT...North winds 15 to 25 kt with gusts up to 35 kt and seas 
  10 to 12 feet expected.

* WHERE...Cape Mendocino to Pt Arena out 10 nm.

* WHEN...From 7 AM Friday to 3 AM 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.

&&

$$
005 
WHUS76 KEKA 221043
MWWEKA

URGENT - MARINE WEATHER MESSAGE
National Weather Service Eureka CA
243 AM PST Fri Jan 22 2021

PZZ470-221845-
/O.CON.KEKA.SC.Y.0009.000000T0000Z-210123T0000Z/
/O.CON.KEKA.SE.W.0008.210123T0000Z-210123T1300Z/
Pt St George to Cape Mendocino 10 to 60 nm-
243 AM PST Fri Jan 22 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST THIS
AFTERNOON...
...HAZARDOUS SEAS WARNING REMAINS IN EFFECT FROM 4 PM THIS
AFTERNOON TO 5 AM PST SATURDAY...

* WHAT...For the Hazardous Seas Warning, very steep and 
  hazardous seas 12 to 15 feet expected. For the Small Craft 
  Advisory, north winds 15 to 25 kt with gusts up to 30 kt and 
  seas 11 to 14 feet.

* WHERE...Pt St George to Cape Mendocino 10 to 60 nm.

* WHEN...For the Hazardous Seas Warning, from 4 PM this 
  afternoon to 5 AM PST Saturday. For the Small Craft Advisory, 
  until 4 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.

&&

$$

PZZ475-221845-
/O.CON.KEKA.SC.Y.0009.000000T0000Z-210123T0000Z/
/O.CON.KEKA.SE.W.0008.210123T0000Z-210124T0600Z/
Cape Mendocino to Pt Arena 10 to 60 nm-
243 AM PST Fri Jan 22 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST THIS
AFTERNOON...
...HAZARDOUS SEAS WARNING REMAINS IN EFFECT FROM 4 PM THIS
AFTERNOON TO 10 PM PST SATURDAY...

* WHAT...For the Hazardous Seas Warning, very steep and 
  hazardous seas 13 to 15 feet expected. For the Small Craft 
  Advisory, northwest winds 15 to 25 kt with gusts up to 30 kt 
  and seas 11 to 15 feet.

* WHERE...Cape Mendocino to Pt Arena 10 to 60 nm.

* WHEN...For the Hazardous Seas Warning, from 4 PM this 
  afternoon to 10 PM PST Saturday. For the Small Craft Advisory, 
  until 4 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.

&&

$$

PZZ450-221845-
/O.EXT.KEKA.SC.Y.0009.210122T1700Z-210123T1100Z/
Pt St George to Cape Mendocino out 10 nm-
243 AM PST Fri Jan 22 2021

...SMALL CRAFT ADVISORY NOW IN EFFECT FROM 9 AM THIS MORNING TO
3 AM PST SATURDAY...

* WHAT...North winds 15 to 25 kt with gusts up to 30 kt and seas 
  9 to 13 feet expected.

* WHERE...Pt St George to Cape Mendocino out 10 nm.

* WHEN...From 9 AM this morning to 3 AM 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.

&&

$$

PZZ455-221845-
/O.EXT.KEKA.SC.Y.0009.210122T1700Z-210123T1100Z/
Cape Mendocino to Pt Arena out 10 nm-
243 AM PST Fri Jan 22 2021

...SMALL CRAFT ADVISORY NOW IN EFFECT FROM 9 AM THIS MORNING TO
3 AM PST SATURDAY...

* WHAT...North winds 15 to 25 kt with gusts up to 30 kt and seas 
  10 to 13 feet expected.

* WHERE...Cape Mendocino to Pt Arena out 10 nm.

* WHEN...From 9 AM this morning to 3 AM 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.

&&

$$
943 
WHUS76 KEKA 221641
MWWEKA

URGENT - MARINE WEATHER MESSAGE
National Weather Service Eureka CA
841 AM PST Fri Jan 22 2021

PZZ470-230045-
/O.CON.KEKA.SC.Y.0009.000000T0000Z-210123T0000Z/
/O.CON.KEKA.SE.W.0008.210123T0000Z-210123T1300Z/
Pt St George to Cape Mendocino 10 to 60 nm-
841 AM PST Fri Jan 22 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST THIS
AFTERNOON...
...HAZARDOUS SEAS WARNING REMAINS IN EFFECT FROM 4 PM THIS
AFTERNOON TO 5 AM PST SATURDAY...

* WHAT...For the Hazardous Seas Warning, very steep and 
  hazardous seas 12 to 15 feet expected. For the Small Craft 
  Advisory, north winds 15 to 25 kt with gusts up to 30 kt and 
  seas 11 to 14 feet.

* WHERE...Pt St George to Cape Mendocino 10 to 60 nm.

* WHEN...For the Hazardous Seas Warning, from 4 PM this 
  afternoon to 5 AM PST Saturday. For the Small Craft Advisory, 
  until 4 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.

&&

$$

PZZ475-230045-
/O.CON.KEKA.SC.Y.0009.000000T0000Z-210123T0000Z/
/O.CON.KEKA.SE.W.0008.210123T0000Z-210124T0600Z/
Cape Mendocino to Pt Arena 10 to 60 nm-
841 AM PST Fri Jan 22 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST THIS
AFTERNOON...
...HAZARDOUS SEAS WARNING REMAINS IN EFFECT FROM 4 PM THIS
AFTERNOON TO 10 PM PST SATURDAY...

* WHAT...For the Hazardous Seas Warning, very steep and 
  hazardous seas 13 to 15 feet expected. For the Small Craft 
  Advisory, northwest winds 15 to 25 kt with gusts up to 30 kt 
  and seas 11 to 15 feet.

* WHERE...Cape Mendocino to Pt Arena 10 to 60 nm.

* WHEN...For the Hazardous Seas Warning, from 4 PM this 
  afternoon to 10 PM PST Saturday. For the Small Craft Advisory, 
  until 4 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.

&&

$$

PZZ450-230045-
/O.CON.KEKA.SC.Y.0009.210122T1700Z-210123T1100Z/
Pt St George to Cape Mendocino out 10 nm-
841 AM PST Fri Jan 22 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 AM PST
SATURDAY...

* WHAT...North winds 15 to 25 kt with gusts up to 30 kt and seas 
  9 to 13 feet expected.

* WHERE...Pt St George to Cape Mendocino out 10 nm.

* WHEN...From 9 AM this morning to 3 AM 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.

&&

$$

PZZ455-230045-
/O.CON.KEKA.SC.Y.0009.210122T1700Z-210123T1100Z/
Cape Mendocino to Pt Arena out 10 nm-
841 AM PST Fri Jan 22 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 AM PST
SATURDAY...

* WHAT...North winds 15 to 25 kt with gusts up to 30 kt and seas 
  10 to 13 feet expected.

* WHERE...Cape Mendocino to Pt Arena out 10 nm.

* WHEN...From 9 AM this morning to 3 AM 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.

&&

$$
191 
WHUS76 KEKA 222216
MWWEKA

URGENT - MARINE WEATHER MESSAGE
National Weather Service Eureka CA
216 PM PST Fri Jan 22 2021

PZZ470-230630-
/O.CON.KEKA.SC.Y.0009.000000T0000Z-210123T0000Z/
/O.CON.KEKA.SE.W.0008.210123T0000Z-210123T1300Z/
Pt St George to Cape Mendocino 10 to 60 nm-
216 PM PST Fri Jan 22 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST THIS
AFTERNOON...
...HAZARDOUS SEAS WARNING REMAINS IN EFFECT UNTIL 5 AM PST
SATURDAY...

* WHAT...For the Hazardous Seas Warning, very steep and 
  hazardous seas 12 to 15 feet expected. For the Small Craft 
  Advisory, north winds 15 to 25 kt with gusts up to 30 kt and 
  seas 11 to 14 feet.

* WHERE...Pt St George to Cape Mendocino 10 to 60 nm.

* WHEN...For the Hazardous Seas Warning, from 4 PM this 
  afternoon to 5 AM PST Saturday. For the Small Craft Advisory, 
  until 4 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.

&&

$$

PZZ475-230630-
/O.CON.KEKA.SC.Y.0009.000000T0000Z-210123T0000Z/
/O.CON.KEKA.SE.W.0008.210123T0000Z-210124T0600Z/
Cape Mendocino to Pt Arena 10 to 60 nm-
216 PM PST Fri Jan 22 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST THIS
AFTERNOON...
...HAZARDOUS SEAS WARNING REMAINS IN EFFECT UNTIL 10 PM PST
SATURDAY...

* WHAT...For the Hazardous Seas Warning, very steep and 
  hazardous seas 13 to 15 feet expected. For the Small Craft 
  Advisory, northwest winds 15 to 25 kt with gusts up to 30 kt 
  and seas 11 to 15 feet.

* WHERE...Cape Mendocino to Pt Arena 10 to 60 nm.

* WHEN...For the Hazardous Seas Warning, from 4 PM this 
  afternoon to 10 PM PST Saturday. For the Small Craft Advisory, 
  until 4 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.

&&

$$

PZZ450-230630-
/O.EXT.KEKA.SC.Y.0009.000000T0000Z-210124T1200Z/
Pt St George to Cape Mendocino out 10 nm-
216 PM PST Fri Jan 22 2021

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 4 AM PST SUNDAY...

* WHAT...North winds 15 to 25 kt with gusts up to 30 kt and seas 
  9 to 13 feet expected.

* WHERE...Pt St George to Cape Mendocino out 10 nm.

* WHEN...Until 4 AM PST Sunday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

PZZ455-230630-
/O.EXT.KEKA.SC.Y.0009.000000T0000Z-210124T1200Z/
Cape Mendocino to Pt Arena out 10 nm-
216 PM PST Fri Jan 22 2021

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 4 AM PST SUNDAY...

* WHAT...North winds 15 to 25 kt with gusts up to 30 kt and seas 
  10 to 13 feet expected.

* WHERE...Cape Mendocino to Pt Arena out 10 nm.

* WHEN...Until 4 AM PST Sunday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$
794 
WHUS76 KEKA 230505
MWWEKA

URGENT - MARINE WEATHER MESSAGE
National Weather Service Eureka CA
905 PM PST Fri Jan 22 2021

PZZ470-231300-
/O.CON.KEKA.SE.W.0008.000000T0000Z-210123T1300Z/
Pt St George to Cape Mendocino 10 to 60 nm-
905 PM PST Fri Jan 22 2021

...HAZARDOUS SEAS WARNING REMAINS IN EFFECT UNTIL 5 AM PST
SATURDAY...

* WHAT...Very steep and hazardous seas 12 to 14 feet.

* WHERE...Pt St George to Cape Mendocino 10 to 60 nm.

* WHEN...Until 5 AM PST Saturday.

* 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.

&&

$$

PZZ475-231315-
/O.CON.KEKA.SE.W.0008.000000T0000Z-210124T0600Z/
Cape Mendocino to Pt Arena 10 to 60 nm-
905 PM PST Fri Jan 22 2021

...HAZARDOUS SEAS WARNING REMAINS IN EFFECT UNTIL 10 PM PST
SATURDAY...

* WHAT...Very steep and hazardous seas 12 to 15 feet.

* WHERE...Cape Mendocino to Pt Arena 10 to 60 nm.

* WHEN...Until 10 PM PST Saturday.

* 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.

&&

$$

PZZ450-231315-
/O.CON.KEKA.SC.Y.0009.000000T0000Z-210124T1200Z/
Pt St George to Cape Mendocino out 10 nm-
905 PM PST Fri Jan 22 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 AM PST SUNDAY...

* WHAT...North winds 15 to 25 kt with gusts up to 30 kt and seas 
  8 to 13 feet.

* WHERE...Pt St George to Cape Mendocino out 10 nm.

* WHEN...Until 4 AM PST Sunday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

PZZ455-231315-
/O.CON.KEKA.SC.Y.0009.000000T0000Z-210124T1200Z/
Cape Mendocino to Pt Arena out 10 nm-
905 PM PST Fri Jan 22 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 AM PST SUNDAY...

* WHAT...North winds 15 to 25 kt with gusts up to 35 kt and seas 
  9 to 13 feet.

* WHERE...Cape Mendocino to Pt Arena out 10 nm.

* WHEN...Until 4 AM PST Sunday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$
675 
WHUS76 KEKA 231103
MWWEKA

URGENT - MARINE WEATHER MESSAGE
National Weather Service Eureka CA
303 AM PST Sat Jan 23 2021

PZZ470-231700-
/O.EXT.KEKA.SE.W.0008.000000T0000Z-210123T1700Z/
Pt St George to Cape Mendocino 10 to 60 nm-
303 AM PST Sat Jan 23 2021

...HAZARDOUS SEAS WARNING NOW IN EFFECT UNTIL 9 AM PST THIS
MORNING...

* WHAT...Steep and hazardous seas 11 to 13 feet.

* WHERE...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.

&&

$$

PZZ475-231915-
/O.CON.KEKA.SE.W.0008.000000T0000Z-210124T0600Z/
/O.NEW.KEKA.GL.A.0006.210124T1800Z-210125T1700Z/
Cape Mendocino to Pt Arena 10 to 60 nm-
303 AM PST Sat Jan 23 2021

...HAZARDOUS SEAS WARNING REMAINS IN EFFECT UNTIL 10 PM PST THIS
EVENING...
...GALE WATCH IN EFFECT FROM SUNDAY MORNING THROUGH MONDAY
MORNING...

* WHAT...For the Hazardous Seas Warning, very steep and 
  hazardous seas 12 to 14 feet. For the Gale Watch, northwest 
  winds 20 to 30 kt with gusts up to 40 kt and seas 15 to 20 
  feet possible.

* WHERE...Cape Mendocino to Pt Arena 10 to 60 nm.

* WHEN...For the Hazardous Seas Warning, until 10 PM PST this 
  evening. For the Gale Watch, from Sunday morning through 
  Monday 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.

&&

$$

PZZ455-231915-
/O.EXT.KEKA.SC.Y.0009.000000T0000Z-210124T1100Z/
/O.NEW.KEKA.GL.A.0006.210124T1800Z-210125T1700Z/
Cape Mendocino to Pt Arena out 10 nm-
303 AM PST Sat Jan 23 2021

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 3 AM PST SUNDAY...
...GALE WATCH IN EFFECT FROM SUNDAY MORNING THROUGH MONDAY
MORNING...

* WHAT...For the Small Craft Advisory, north winds 15 to 25 kt 
  with gusts up to 30 kt and seas 9 to 13 feet. For the Gale 
  Watch, north winds 20 to 30 kt with gusts up to 40 kt and seas 
  13 to 18 feet possible.

* WHERE...Cape Mendocino to Pt Arena out 10 nm.

* WHEN...For the Small Craft Advisory, until 3 AM PST Sunday. 
  For the Gale Watch, from Sunday morning through Monday 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.

&&

$$

PZZ450-231915-
/O.EXT.KEKA.SC.Y.0009.000000T0000Z-210124T1100Z/
/O.NEW.KEKA.SE.A.0004.210124T2300Z-210125T1100Z/
Pt St George to Cape Mendocino out 10 nm-
303 AM PST Sat Jan 23 2021

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 3 AM PST SUNDAY...
...HAZARDOUS SEAS WATCH IN EFFECT FROM SUNDAY AFTERNOON THROUGH
LATE SUNDAY NIGHT...

* WHAT...For the Small Craft Advisory, north winds 15 to 25 kt 
  with gusts up to 30 kt and seas 8 to 12 feet. For the 
  Hazardous Seas Watch, very steep and hazardous seas 12 to 16 
  feet possible.

* WHERE...Pt St George to Cape Mendocino out 10 nm.

* WHEN...For the Small Craft Advisory, until 3 AM PST Sunday. 
  For the Hazardous Seas Watch, from Sunday afternoon through 
  late Sunday night.

* 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.

&&

$$
934 
WHUS76 KEKA 231635
MWWEKA

URGENT - MARINE WEATHER MESSAGE
National Weather Service Eureka CA
835 AM PST Sat Jan 23 2021

PZZ470-240045-
/O.EXP.KEKA.SE.W.0008.000000T0000Z-210123T1700Z/
/O.NEW.KEKA.SC.Y.0010.210123T1700Z-210124T1400Z/
Pt St George to Cape Mendocino 10 to 60 nm-
835 AM PST Sat Jan 23 2021

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 AM PST SUNDAY...
...HAZARDOUS SEAS WARNING WILL EXPIRE AT 9 AM PST THIS MORNING...

* WHAT...North winds 15 to 25 kt with gusts up to 30 kt and seas 9
  to 13 feet.

* WHERE...Pt St George to Cape Mendocino 10 to 60 nm.

* WHEN...Until 6 AM PST Sunday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

PZZ475-240045-
/O.CON.KEKA.SE.W.0008.000000T0000Z-210124T0600Z/
/O.CON.KEKA.GL.A.0006.210124T1800Z-210125T1700Z/
Cape Mendocino to Pt Arena 10 to 60 nm-
835 AM PST Sat Jan 23 2021

...HAZARDOUS SEAS WARNING REMAINS IN EFFECT UNTIL 10 PM PST THIS
EVENING...
...GALE WATCH REMAINS IN EFFECT FROM SUNDAY MORNING THROUGH
MONDAY MORNING...

* WHAT...For the Hazardous Seas Warning, very steep and 
  hazardous seas 12 to 14 feet. For the Gale Watch, northwest 
  winds 20 to 30 kt with gusts up to 40 kt and seas 15 to 20 
  feet possible.

* WHERE...Cape Mendocino to Pt Arena 10 to 60 nm.

* WHEN...For the Hazardous Seas Warning, until 10 PM PST this 
  evening. For the Gale Watch, from Sunday morning through 
  Monday 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.

&&

$$

PZZ455-240045-
/O.CON.KEKA.SC.Y.0009.000000T0000Z-210124T1100Z/
/O.CON.KEKA.GL.A.0006.210124T1800Z-210125T1700Z/
Cape Mendocino to Pt Arena out 10 nm-
835 AM PST Sat Jan 23 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 AM PST SUNDAY...
...GALE WATCH REMAINS IN EFFECT FROM SUNDAY MORNING THROUGH
MONDAY MORNING...

* WHAT...For the Small Craft Advisory, north winds 15 to 25 kt 
  with gusts up to 30 kt and seas 9 to 13 feet. For the Gale 
  Watch, north winds 20 to 30 kt with gusts up to 40 kt and seas 
  13 to 18 feet possible.

* WHERE...Cape Mendocino to Pt Arena out 10 nm.

* WHEN...For the Small Craft Advisory, until 3 AM PST Sunday. 
  For the Gale Watch, from Sunday morning through Monday 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.

&&

$$

PZZ450-240045-
/O.CON.KEKA.SC.Y.0009.000000T0000Z-210124T1100Z/
/O.CON.KEKA.SE.A.0004.210124T2300Z-210125T1100Z/
Pt St George to Cape Mendocino out 10 nm-
835 AM PST Sat Jan 23 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 AM PST SUNDAY...
...HAZARDOUS SEAS WATCH REMAINS IN EFFECT FROM SUNDAY AFTERNOON
THROUGH LATE SUNDAY NIGHT...

* WHAT...For the Small Craft Advisory, north winds 15 to 25 kt 
  with gusts up to 30 kt and seas 8 to 12 feet. For the 
  Hazardous Seas Watch, very steep and hazardous seas 12 to 16 
  feet possible.

* WHERE...Pt St George to Cape Mendocino out 10 nm.

* WHEN...For the Small Craft Advisory, until 3 AM PST Sunday. 
  For the Hazardous Seas Watch, from Sunday afternoon through 
  late Sunday night.

* 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.

&&

$$
518 
WHUS76 KEKA 232207
MWWEKA

URGENT - MARINE WEATHER MESSAGE
National Weather Service Eureka CA
207 PM PST Sat Jan 23 2021

PZZ475-240615-
/O.EXT.KEKA.SE.W.0008.000000T0000Z-210124T0800Z/
/O.EXT.KEKA.GL.A.0006.210124T2000Z-210125T1700Z/
Cape Mendocino to Pt Arena 10 to 60 nm-
207 PM PST Sat Jan 23 2021

...HAZARDOUS SEAS WARNING NOW IN EFFECT UNTIL MIDNIGHT PST
TONIGHT...
...GALE WATCH NOW IN EFFECT FROM SUNDAY AFTERNOON THROUGH MONDAY
MORNING...

* WHAT...For the Hazardous Seas Warning, very steep and 
  hazardous seas 12 to 14 feet. For the Gale Watch, northwest 
  winds 25 to 35 kt with gusts up to 40 kt and seas 17 to 20 
  feet possible.

* WHERE...Cape Mendocino to Pt Arena 10 to 60 nm.

* WHEN...For the Hazardous Seas Warning, until midnight PST 
  tonight. For the Gale Watch, from Sunday afternoon through 
  Monday 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.

&&

$$

PZZ455-240615-
/O.CON.KEKA.SC.Y.0009.000000T0000Z-210124T1100Z/
/O.EXT.KEKA.GL.A.0006.210124T2000Z-210125T1700Z/
Cape Mendocino to Pt Arena out 10 nm-
207 PM PST Sat Jan 23 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 AM PST SUNDAY...
...GALE WATCH NOW IN EFFECT FROM SUNDAY AFTERNOON THROUGH MONDAY
MORNING...

* WHAT...For the Small Craft Advisory, north winds 15 to 25 kt 
  with gusts up to 35 kt and seas 9 to 13 feet. For the Gale 
  Watch, north winds 20 to 30 kt with gusts up to 40 kt and seas 
  13 to 18 feet possible.

* WHERE...Cape Mendocino to Pt Arena out 10 nm.

* WHEN...For the Small Craft Advisory, until 3 AM PST Sunday. 
  For the Gale Watch, from Sunday afternoon through Monday 
  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.

&&

$$

PZZ470-240615-
/O.CON.KEKA.SC.Y.0010.000000T0000Z-210124T1400Z/
/O.EXB.KEKA.GL.A.0006.210124T2000Z-210125T0800Z/
Pt St George to Cape Mendocino 10 to 60 nm-
207 PM PST Sat Jan 23 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 6 AM PST SUNDAY...
...GALE WATCH IN EFFECT FROM SUNDAY AFTERNOON THROUGH SUNDAY
EVENING...

* WHAT...For the Small Craft Advisory, north winds 15 to 25 kt 
  with gusts up to 30 kt and seas 9 to 12 feet. For the Gale 
  Watch, northwest winds 25 to 30 kt with gusts up to 40 kt and 
  seas 14 to 19 feet possible.

* WHERE...Pt St George to Cape Mendocino 10 to 60 nm.

* WHEN...For the Small Craft Advisory, until 6 AM PST Sunday. 
  For the Gale Watch, from Sunday afternoon through Sunday 
  evening.

* 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.

&&

$$

PZZ450-240615-
/O.CON.KEKA.SC.Y.0009.000000T0000Z-210124T1100Z/
/O.CON.KEKA.SE.A.0004.210124T2300Z-210125T1100Z/
Pt St George to Cape Mendocino out 10 nm-
207 PM PST Sat Jan 23 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 AM PST SUNDAY...
...HAZARDOUS SEAS WATCH REMAINS IN EFFECT FROM SUNDAY AFTERNOON
THROUGH LATE SUNDAY NIGHT...

* WHAT...For the Small Craft Advisory, north winds 15 to 25 kt 
  with gusts up to 30 kt and seas 8 to 12 feet. For the 
  Hazardous Seas Watch, very steep and hazardous seas 13 to 16 
  feet possible.

* WHERE...Pt St George to Cape Mendocino out 10 nm.

* WHEN...For the Small Craft Advisory, until 3 AM PST Sunday. 
  For the Hazardous Seas Watch, from Sunday afternoon through 
  late Sunday night.

* 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.

&&

$$
548 
WHUS76 KEKA 240431
MWWEKA

URGENT - MARINE WEATHER MESSAGE
National Weather Service Eureka CA
831 PM PST Sat Jan 23 2021

PZZ475-241245-
/O.EXT.KEKA.SE.W.0008.000000T0000Z-210124T1100Z/
/O.UPG.KEKA.GL.A.0006.210124T2000Z-210125T1700Z/
/O.NEW.KEKA.GL.W.0006.210124T2000Z-210125T1700Z/
Cape Mendocino to Pt Arena 10 to 60 nm-
831 PM PST Sat Jan 23 2021

...HAZARDOUS SEAS WARNING NOW IN EFFECT UNTIL 3 AM PST SUNDAY...
...GALE WARNING IN EFFECT FROM NOON SUNDAY TO 9 AM PST MONDAY...

* WHAT...For the Gale Warning, northwest winds 25 to 35 kt with 
  gusts up to 40 kt and seas 17 to 20 feet expected. For the 
  Hazardous Seas Warning, very steep and hazardous seas 11 to 14 
  feet.

* WHERE...Cape Mendocino to Pt Arena 10 to 60 nm.

* WHEN...For the Gale Warning, from noon Sunday to 9 AM PST 
  Monday. For the Hazardous Seas Warning, until 3 AM PST Sunday.

* 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.

&&

$$

PZZ455-241245-
/O.CON.KEKA.SC.Y.0009.000000T0000Z-210124T1100Z/
/O.UPG.KEKA.GL.A.0006.210124T2000Z-210125T1700Z/
/O.NEW.KEKA.GL.W.0006.210124T2000Z-210125T1700Z/
Cape Mendocino to Pt Arena out 10 nm-
831 PM PST Sat Jan 23 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 AM PST SUNDAY...
...GALE WARNING IN EFFECT FROM NOON SUNDAY TO 9 AM PST MONDAY...

* WHAT...For the Gale Warning, north winds 20 to 30 kt with 
  gusts up to 40 kt and seas 13 to 18 feet expected. For the 
  Small Craft Advisory, north winds 15 to 25 kt with gusts up to 
  30 kt and seas 9 to 12 feet.

* WHERE...Cape Mendocino to Pt Arena out 10 nm.

* WHEN...For the Gale Warning, from noon Sunday to 9 AM PST 
  Monday. For the Small Craft Advisory, until 3 AM PST Sunday.

* 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.

&&

$$

PZZ470-241245-
/O.EXT.KEKA.SC.Y.0010.000000T0000Z-210124T2000Z/
/O.UPG.KEKA.GL.A.0006.210124T2000Z-210125T0800Z/
/O.NEW.KEKA.GL.W.0006.210124T2000Z-210125T0800Z/
Pt St George to Cape Mendocino 10 to 60 nm-
831 PM PST Sat Jan 23 2021

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL NOON PST SUNDAY...
...GALE WARNING IN EFFECT FROM NOON SUNDAY TO MIDNIGHT PST SUNDAY
NIGHT...

* WHAT...For the Gale Warning, northwest winds 25 to 30 kt with 
  gusts up to 40 kt and seas 14 to 19 feet expected. For the 
  Small Craft Advisory, northwest winds 10 to 20 kt with gusts 
  up to 25 kt and seas 9 to 11 feet.

* WHERE...Pt St George to Cape Mendocino 10 to 60 nm.

* WHEN...For the Gale Warning, from noon Sunday to midnight PST 
  Sunday night. For the Small Craft Advisory, until noon PST 
  Sunday.

* 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.

&&

$$

PZZ450-241245-
/O.CON.KEKA.SC.Y.0009.000000T0000Z-210124T1100Z/
/O.CON.KEKA.SE.A.0004.210124T2300Z-210125T1100Z/
Pt St George to Cape Mendocino out 10 nm-
831 PM PST Sat Jan 23 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 AM PST SUNDAY...
...HAZARDOUS SEAS WATCH REMAINS IN EFFECT FROM SUNDAY AFTERNOON
THROUGH LATE SUNDAY NIGHT...

* WHAT...For the Small Craft Advisory, north winds 10 to 20 kt 
  with gusts up to 30 kt and seas 8 to 12 feet. For the 
  Hazardous Seas Watch, very steep and hazardous seas 13 to 16 
  feet possible.

* WHERE...Pt St George to Cape Mendocino out 10 nm.

* WHEN...For the Small Craft Advisory, until 3 AM PST Sunday. 
  For the Hazardous Seas Watch, from Sunday afternoon through 
  late Sunday night.

* 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.

&&

$$
250 
WHUS76 KEKA 241035
MWWEKA

URGENT - MARINE WEATHER MESSAGE
National Weather Service Eureka CA
235 AM PST Sun Jan 24 2021

PZZ475-241845-
/O.EXP.KEKA.SE.W.0008.000000T0000Z-210124T1100Z/
/O.EXB.KEKA.SC.Y.0010.210124T1100Z-210124T2000Z/
/O.CON.KEKA.GL.W.0006.210124T2000Z-210125T1700Z/
Cape Mendocino to Pt Arena 10 to 60 nm-
235 AM PST Sun Jan 24 2021

...SMALL CRAFT ADVISORY IN EFFECT UNTIL NOON PST TODAY...
...GALE WARNING REMAINS IN EFFECT FROM NOON TODAY TO 9 AM PST
MONDAY...


* WHAT...For the Gale Warning, northwest winds 30 to 40 kt with
  gusts up to 50 kt and seas 17 to 20 feet expected. For the Small
  Craft Advisory, northwest winds 15 to 25 kt and seas 10 to 12 
  feet expected.

* WHERE...Cape Mendocino to Pt Arena 10 to 60 nm.

* WHEN...For the Gale Warning, from noon today to 9 AM PST 
  Monday. For the Small Craft Advisory, until noon PST today.

* 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.

&&

$$

PZZ450-241845-
/O.EXP.KEKA.SC.Y.0009.000000T0000Z-210124T1100Z/
/O.EXB.KEKA.GL.W.0006.210124T2000Z-210125T0500Z/
/O.UPG.KEKA.SE.A.0004.210124T2300Z-210125T1100Z/
Pt St George to Cape Mendocino out 10 nm-
235 AM PST Sun Jan 24 2021

...GALE WARNING IN EFFECT FROM NOON TODAY TO 9 PM PST THIS
EVENING...

* WHAT...North winds 20 to 30 kt with gusts up to 45 kt and seas 
  12 to 17 feet expected.

* WHERE...Pt St George to Cape Mendocino out 10 nm.

* WHEN...From noon today to 9 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.

&&

$$

PZZ455-241845-
/O.EXP.KEKA.SC.Y.0009.000000T0000Z-210124T1100Z/
/O.CON.KEKA.GL.W.0006.210124T2000Z-210125T1700Z/
Cape Mendocino to Pt Arena out 10 nm-
235 AM PST Sun Jan 24 2021

...GALE WARNING REMAINS IN EFFECT FROM NOON TODAY TO 9 AM PST
MONDAY...

* WHAT...North winds 25 to 35 kt with gusts up to 45 kt and seas 
  14 to 19 feet expected.

* WHERE...Cape Mendocino to Pt Arena out 10 nm.

* WHEN...From noon today to 9 AM PST Monday.

* 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.

&&

$$

PZZ470-241845-
/O.CON.KEKA.SC.Y.0010.000000T0000Z-210124T2000Z/
/O.CON.KEKA.GL.W.0006.210124T2000Z-210125T0800Z/
Pt St George to Cape Mendocino 10 to 60 nm-
235 AM PST Sun Jan 24 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL NOON PST TODAY...
...GALE WARNING REMAINS IN EFFECT FROM NOON TODAY TO MIDNIGHT PST
TONIGHT...

* WHAT...For the Gale Warning, northwest winds 25 to 35 kt with
  gusts up to 45 kt and seas 14 to 19 feet expected. For the Small
  Craft Advisory, short-period seas 8 to 10 feet.

* WHERE...Pt St George to Cape Mendocino 10 to 60 nm.

* WHEN...For the Gale Warning, from noon today to midnight PST 
  tonight. For the Small Craft Advisory, until noon PST today.

* 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.

&&

$$

The office that day

Everything else NWS Eureka, CA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jan 22, 10:47 AM PSTWinter Weather AdvisoryEKADel Norte, Humboldt, Trinity56 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.