Alert archive / California / Hazardous Seas Warnings in 2021

Hazardous Seas Warning 12, NWS Eureka, CA

February 4, 2021

NWS Eureka, CA issued this hazardous seas warning at Feb 4, 2021, 2:52 AM PST. It was in force for 66 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
Feb 4, 2021, 2:52 AM PST (10:52 UTC)
Expired
Feb 6, 2021, 9:01 PM PST
In force
66 hr
Issued by
NWS Eureka, CA

The text

As transmitted.

950 
WHUS76 KEKA 041052
MWWEKA

URGENT - MARINE WEATHER MESSAGE
National Weather Service Eureka CA
252 AM PST Thu Feb 4 2021

PZZ475-041900-
/O.UPG.KEKA.SC.Y.0016.000000T0000Z-210205T0800Z/
/O.NEW.KEKA.SE.W.0012.210204T1052Z-210205T1800Z/
/O.NEW.KEKA.GL.A.0010.210205T1800Z-210207T0800Z/
Cape Mendocino to Pt Arena 10 to 60 nm-
252 AM PST Thu Feb 4 2021

...HAZARDOUS SEAS WARNING IN EFFECT UNTIL 10 AM PST FRIDAY...
...GALE WATCH IN EFFECT FROM FRIDAY MORNING THROUGH SATURDAY
EVENING...

* WHAT...For the Hazardous Seas Warning, very steep and 
  hazardous seas 9 to 11 feet. For the Gale Watch, north winds 
  25 to 30 kt with gusts up to 40 kt and seas 10 to 13 feet 
  possible.

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

* WHEN...For the Hazardous Seas Warning, until 10 AM PST Friday. 
  For the Gale Watch, from Friday morning through Saturday 
  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.

&&

$$

PZZ470-041900-
/O.UPG.KEKA.SC.Y.0016.000000T0000Z-210205T0800Z/
/O.NEW.KEKA.SE.W.0012.210204T1052Z-210206T2000Z/
Pt St George to Cape Mendocino 10 to 60 nm-
252 AM PST Thu Feb 4 2021

...HAZARDOUS SEAS WARNING IN EFFECT UNTIL NOON PST SATURDAY...

* WHAT...Very steep and hazardous seas 8 to 13 feet.

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

* WHEN...Until noon 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.

&&

$$

PZZ450-041900-
/O.EXT.KEKA.SC.Y.0016.000000T0000Z-210207T0800Z/
Pt St George to Cape Mendocino out 10 nm-
252 AM PST Thu Feb 4 2021

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL MIDNIGHT PST SATURDAY
NIGHT...

* WHAT...North winds 15 to 25 kt with gusts up to 30 kt and seas 
  7 to 11 feet.

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

* WHEN...Until midnight PST Saturday night.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

PZZ455-041900-
/O.EXT.KEKA.SC.Y.0016.000000T0000Z-210207T0800Z/
Cape Mendocino to Pt Arena out 10 nm-
252 AM PST Thu Feb 4 2021

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL MIDNIGHT PST SATURDAY
NIGHT...

* WHAT...North winds 15 to 25 kt with gusts up to 35 kt and seas 
  6 to 11 feet.

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

* WHEN...Until midnight PST Saturday night.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$
12 follow-up statements
587 
WHUS76 KEKA 041623
MWWEKA

URGENT - MARINE WEATHER MESSAGE
National Weather Service Eureka CA
823 AM PST Thu Feb 4 2021

PZZ475-050030-
/O.CON.KEKA.SE.W.0012.000000T0000Z-210205T1800Z/
/O.CON.KEKA.GL.A.0010.210205T1800Z-210207T0800Z/
Cape Mendocino to Pt Arena 10 to 60 nm-
823 AM PST Thu Feb 4 2021

...HAZARDOUS SEAS WARNING REMAINS IN EFFECT UNTIL 10 AM PST
FRIDAY...
...GALE WATCH REMAINS IN EFFECT FROM FRIDAY MORNING THROUGH
SATURDAY EVENING...

* WHAT...For the Hazardous Seas Warning, very steep and 
  hazardous seas 9 to 11 feet. For the Gale Watch, north winds 
  25 to 30 kt with gusts up to 40 kt and seas 10 to 13 feet 
  possible.

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

* WHEN...For the Hazardous Seas Warning, until 10 AM PST Friday. 
  For the Gale Watch, from Friday morning through Saturday 
  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.

&&

$$

PZZ470-050030-
/O.CON.KEKA.SE.W.0012.000000T0000Z-210206T2000Z/
Pt St George to Cape Mendocino 10 to 60 nm-
823 AM PST Thu Feb 4 2021

...HAZARDOUS SEAS WARNING REMAINS IN EFFECT UNTIL NOON PST
SATURDAY...

* WHAT...Very steep and hazardous seas 9 to 13 feet.

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

* WHEN...Until noon 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.

&&

$$

PZZ450-050030-
/O.CON.KEKA.SC.Y.0016.000000T0000Z-210207T0800Z/
Pt St George to Cape Mendocino out 10 nm-
823 AM PST Thu Feb 4 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT PST
SATURDAY NIGHT...

* WHAT...North winds 15 to 25 kt with gusts up to 30 kt and seas 
  7 to 11 feet.

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

* WHEN...Until midnight PST Saturday night.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

PZZ455-050030-
/O.CON.KEKA.SC.Y.0016.000000T0000Z-210207T0800Z/
Cape Mendocino to Pt Arena out 10 nm-
823 AM PST Thu Feb 4 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT PST
SATURDAY NIGHT...

* WHAT...North winds 15 to 25 kt with gusts up to 35 kt and seas 
  6 to 11 feet.

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

* WHEN...Until midnight PST Saturday night.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$
472 
WHUS76 KEKA 050016
MWWEKA

URGENT - MARINE WEATHER MESSAGE
National Weather Service Eureka CA
416 PM PST Thu Feb 4 2021

PZZ470-050830-
/O.EXT.KEKA.SE.W.0012.000000T0000Z-210207T0000Z/
Pt St George to Cape Mendocino 10 to 60 nm-
416 PM PST Thu Feb 4 2021

...HAZARDOUS SEAS WARNING NOW IN EFFECT UNTIL 4 PM PST SATURDAY...

* WHAT...Very steep and hazardous seas 9 to 13 feet.

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

* WHEN...Until 4 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.

&&

$$

PZZ475-050830-
/O.CON.KEKA.SE.W.0012.000000T0000Z-210205T1800Z/
/O.CON.KEKA.GL.A.0010.210205T1800Z-210207T0800Z/
Cape Mendocino to Pt Arena 10 to 60 nm-
416 PM PST Thu Feb 4 2021

...HAZARDOUS SEAS WARNING REMAINS IN EFFECT UNTIL 10 AM PST
FRIDAY...
...GALE WATCH REMAINS IN EFFECT FROM FRIDAY MORNING THROUGH
SATURDAY EVENING...

* WHAT...For the Hazardous Seas Warning, very steep and 
  hazardous seas 9 to 11 feet. For the Gale Watch, north winds 
  25 to 30 kt with gusts up to 40 kt and seas 10 to 13 feet 
  possible.

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

* WHEN...For the Hazardous Seas Warning, until 10 AM PST Friday. 
  For the Gale Watch, from Friday morning through Saturday 
  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.

&&

$$

PZZ450-050830-
/O.CON.KEKA.SC.Y.0016.000000T0000Z-210207T0800Z/
Pt St George to Cape Mendocino out 10 nm-
416 PM PST Thu Feb 4 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT PST
SATURDAY NIGHT...

* WHAT...North winds 15 to 25 kt with gusts up to 30 kt and seas 
  7 to 11 feet.

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

* WHEN...Until midnight PST Saturday night.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

PZZ455-050830-
/O.CON.KEKA.SC.Y.0016.000000T0000Z-210207T0800Z/
Cape Mendocino to Pt Arena out 10 nm-
416 PM PST Thu Feb 4 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT PST
SATURDAY NIGHT...

* WHAT...North winds 15 to 25 kt with gusts up to 35 kt and seas 
  6 to 11 feet.

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

* WHEN...Until midnight PST Saturday night.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$
854 
WHUS76 KEKA 050418
MWWEKA

URGENT - MARINE WEATHER MESSAGE
National Weather Service Eureka CA
818 PM PST Thu Feb 4 2021

PZZ475-051230-
/O.CON.KEKA.SE.W.0012.000000T0000Z-210205T1800Z/
/O.CON.KEKA.GL.A.0010.210205T1800Z-210207T0800Z/
Cape Mendocino to Pt Arena 10 to 60 nm-
818 PM PST Thu Feb 4 2021

...HAZARDOUS SEAS WARNING REMAINS IN EFFECT UNTIL 10 AM PST
FRIDAY...
...GALE WATCH REMAINS IN EFFECT FROM FRIDAY MORNING THROUGH
SATURDAY EVENING...

* WHAT...For the Hazardous Seas Warning, very steep and 
  hazardous seas 9 to 11 feet. For the Gale Watch, north winds 
  25 to 30 kt with gusts up to 40 kt and seas 10 to 13 feet 
  possible.

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

* WHEN...For the Hazardous Seas Warning, until 10 AM PST Friday. 
  For the Gale Watch, from Friday morning through Saturday 
  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.

&&

$$

PZZ470-051230-
/O.CON.KEKA.SE.W.0012.000000T0000Z-210207T0000Z/
Pt St George to Cape Mendocino 10 to 60 nm-
818 PM PST Thu Feb 4 2021

...HAZARDOUS SEAS WARNING REMAINS IN EFFECT UNTIL 4 PM PST
SATURDAY...

* WHAT...Very steep and hazardous seas 9 to 13 feet.

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

* WHEN...Until 4 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.

&&

$$

PZZ450-051230-
/O.CON.KEKA.SC.Y.0016.000000T0000Z-210207T0800Z/
Pt St George to Cape Mendocino out 10 nm-
818 PM PST Thu Feb 4 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT PST
SATURDAY NIGHT...

* WHAT...North winds 15 to 25 kt with gusts up to 30 kt and seas 
  7 to 11 feet.

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

* WHEN...Until midnight PST Saturday night.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

PZZ455-051230-
/O.CON.KEKA.SC.Y.0016.000000T0000Z-210207T0800Z/
Cape Mendocino to Pt Arena out 10 nm-
818 PM PST Thu Feb 4 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT PST
SATURDAY NIGHT...

* WHAT...North winds 15 to 25 kt with gusts up to 35 kt and seas 
  6 to 11 feet.

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

* WHEN...Until midnight PST Saturday night.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$
750 
WHUS76 KEKA 051214
MWWEKA

URGENT - MARINE WEATHER MESSAGE
National Weather Service Eureka CA
414 AM PST Fri Feb 5 2021

PZZ475-052015-
/O.EXT.KEKA.SE.W.0012.000000T0000Z-210207T0000Z/
/O.CAN.KEKA.GL.A.0010.210205T1800Z-210207T0800Z/
Cape Mendocino to Pt Arena 10 to 60 nm-
414 AM PST Fri Feb 5 2021

...HAZARDOUS SEAS WARNING NOW IN EFFECT UNTIL 4 PM PST SATURDAY...

* WHAT...Very steep and hazardous seas 10 to 13 feet.

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

* WHEN...Until 4 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.

&&

$$

PZZ470-052015-
/O.CON.KEKA.SE.W.0012.000000T0000Z-210207T0000Z/
Pt St George to Cape Mendocino 10 to 60 nm-
414 AM PST Fri Feb 5 2021

...HAZARDOUS SEAS WARNING REMAINS IN EFFECT UNTIL 4 PM PST
SATURDAY...

* WHAT...Very steep and hazardous seas 10 to 12 feet.

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

* WHEN...Until 4 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.

&&

$$

PZZ450-052015-
/O.CON.KEKA.SC.Y.0016.000000T0000Z-210207T0800Z/
Pt St George to Cape Mendocino out 10 nm-
414 AM PST Fri Feb 5 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT PST
SATURDAY NIGHT...

* WHAT...North winds 15 to 25 kt with gusts up to 30 kt and seas 
  8 to 11 feet.

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

* WHEN...Until midnight PST Saturday night.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

PZZ455-052015-
/O.CON.KEKA.SC.Y.0016.000000T0000Z-210207T0800Z/
Cape Mendocino to Pt Arena out 10 nm-
414 AM PST Fri Feb 5 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT PST
SATURDAY NIGHT...

* WHAT...North winds 15 to 25 kt with gusts up to 35 kt and seas 
  6 to 11 feet.

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

* WHEN...Until midnight PST Saturday night.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$
941 
WHUS76 KEKA 051634
MWWEKA

URGENT - MARINE WEATHER MESSAGE
National Weather Service Eureka CA
834 AM PST Fri Feb 5 2021

PZZ475-060045-
/O.CAN.KEKA.SE.W.0012.000000T0000Z-210207T0000Z/
/O.NEW.KEKA.GL.W.0011.210205T1634Z-210206T0600Z/
Cape Mendocino to Pt Arena 10 to 60 nm-
834 AM PST Fri Feb 5 2021

...GALE WARNING IN EFFECT UNTIL 10 PM PST THIS EVENING...
...HAZARDOUS SEAS WARNING IS CANCELLED...

* WHAT...North winds 25 to 30 kt with gusts up to 40 kt and seas 
  10 to 13 feet.

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

* WHEN...Until 10 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.

&&

$$

PZZ470-060045-
/O.CON.KEKA.SE.W.0012.000000T0000Z-210207T0000Z/
Pt St George to Cape Mendocino 10 to 60 nm-
834 AM PST Fri Feb 5 2021

...HAZARDOUS SEAS WARNING REMAINS IN EFFECT UNTIL 4 PM PST
SATURDAY...

* WHAT...Very steep and hazardous seas 10 to 12 feet.

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

* WHEN...Until 4 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.

&&

$$

PZZ450-060045-
/O.CON.KEKA.SC.Y.0016.000000T0000Z-210207T0800Z/
Pt St George to Cape Mendocino out 10 nm-
834 AM PST Fri Feb 5 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT PST
SATURDAY NIGHT...

* WHAT...North winds 15 to 25 kt with gusts up to 30 kt and seas 
  8 to 11 feet.

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

* WHEN...Until midnight PST Saturday night.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

PZZ455-060045-
/O.CON.KEKA.SC.Y.0016.000000T0000Z-210207T0800Z/
Cape Mendocino to Pt Arena out 10 nm-
834 AM PST Fri Feb 5 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT PST
SATURDAY NIGHT...

* WHAT...North winds 20 to 30 kt with gusts up to 35 kt and seas 
  7 to 11 feet.

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

* WHEN...Until midnight PST Saturday night.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$
465 
WHUS76 KEKA 051652
MWWEKA

URGENT - MARINE WEATHER MESSAGE
National Weather Service Eureka CA
852 AM PST Fri Feb 5 2021

PZZ475-060100-
/O.CON.KEKA.GL.W.0011.000000T0000Z-210206T0600Z/
Cape Mendocino to Pt Arena 10 to 60 nm-
852 AM PST Fri Feb 5 2021

...GALE WARNING REMAINS IN EFFECT UNTIL 10 PM PST THIS EVENING...

* WHAT...North winds 25 to 30 kt with gusts up to 40 kt and seas 
  10 to 13 feet.

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

* WHEN...Until 10 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.

&&

$$

PZZ470-060100-
/O.CON.KEKA.SE.W.0012.000000T0000Z-210207T0000Z/
Pt St George to Cape Mendocino 10 to 60 nm-
852 AM PST Fri Feb 5 2021

...HAZARDOUS SEAS WARNING REMAINS IN EFFECT UNTIL 4 PM PST
SATURDAY...

* WHAT...Very steep and hazardous seas 10 to 12 feet.

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

* WHEN...Until 4 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.

&&

$$

PZZ450-060100-
/O.CON.KEKA.SC.Y.0016.000000T0000Z-210207T0800Z/
Pt St George to Cape Mendocino out 10 nm-
852 AM PST Fri Feb 5 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT PST
SATURDAY NIGHT...

* WHAT...North winds 15 to 25 kt with gusts up to 30 kt and seas 
  8 to 11 feet.

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

* WHEN...Until midnight PST Saturday night.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

PZZ455-060100-
/O.CON.KEKA.SC.Y.0016.000000T0000Z-210207T0800Z/
Cape Mendocino to Pt Arena out 10 nm-
852 AM PST Fri Feb 5 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT PST
SATURDAY NIGHT...

* WHAT...North winds 20 to 30 kt with gusts up to 35 kt and seas 
  7 to 11 feet.

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

* WHEN...Until midnight PST Saturday night.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$
598 
WHUS76 KEKA 052214
MWWEKA

URGENT - MARINE WEATHER MESSAGE
National Weather Service Eureka CA
214 PM PST Fri Feb 5 2021

PZZ475-060615-
/O.EXT.KEKA.GL.W.0011.000000T0000Z-210207T0600Z/
Cape Mendocino to Pt Arena 10 to 60 nm-
214 PM PST Fri Feb 5 2021

...GALE WARNING NOW IN EFFECT UNTIL 10 PM PST SATURDAY...

* WHAT...North winds 25 to 30 kt with gusts up to 40 kt and seas 
  11 to 13 feet.

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

* WHEN...Until 10 PM PST Saturday.

* 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.

&&

$$

PZZ470-060615-
/O.CON.KEKA.SE.W.0012.000000T0000Z-210207T0000Z/
Pt St George to Cape Mendocino 10 to 60 nm-
214 PM PST Fri Feb 5 2021

...HAZARDOUS SEAS WARNING REMAINS IN EFFECT UNTIL 4 PM PST
SATURDAY...

* WHAT...Very steep and hazardous seas 9 to 12 feet.

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

* WHEN...Until 4 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.

&&

$$

PZZ450-060615-
/O.CON.KEKA.SC.Y.0016.000000T0000Z-210207T0800Z/
Pt St George to Cape Mendocino out 10 nm-
214 PM PST Fri Feb 5 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT PST
SATURDAY NIGHT...

* WHAT...North winds 15 to 25 kt with gusts up to 30 kt and seas 
  8 to 11 feet.

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

* WHEN...Until midnight PST Saturday night.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

PZZ455-060615-
/O.CON.KEKA.SC.Y.0016.000000T0000Z-210207T0800Z/
Cape Mendocino to Pt Arena out 10 nm-
214 PM PST Fri Feb 5 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT PST
SATURDAY NIGHT...

* WHAT...North winds 20 to 30 kt with gusts up to 35 kt and seas 
  8 to 12 feet.

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

* WHEN...Until midnight PST Saturday night.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$
460 
WHUS76 KEKA 060439
MWWEKA

URGENT - MARINE WEATHER MESSAGE
National Weather Service Eureka CA
839 PM PST Fri Feb 5 2021

PZZ475-061245-
/O.CON.KEKA.GL.W.0011.000000T0000Z-210207T0600Z/
Cape Mendocino to Pt Arena 10 to 60 nm-
839 PM PST Fri Feb 5 2021

...GALE WARNING REMAINS IN EFFECT UNTIL 10 PM PST SATURDAY...

* WHAT...North winds 25 to 30 kt with gusts up to 40 kt and seas 
  11 to 13 feet.

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

* WHEN...Until 10 PM PST Saturday.

* 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.

&&

$$

PZZ470-061245-
/O.CON.KEKA.SE.W.0012.000000T0000Z-210207T0000Z/
Pt St George to Cape Mendocino 10 to 60 nm-
839 PM PST Fri Feb 5 2021

...HAZARDOUS SEAS WARNING REMAINS IN EFFECT UNTIL 4 PM PST
SATURDAY...

* WHAT...Very steep and hazardous seas 9 to 12 feet.

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

* WHEN...Until 4 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.

&&

$$

PZZ450-061245-
/O.CON.KEKA.SC.Y.0016.000000T0000Z-210207T0800Z/
Pt St George to Cape Mendocino out 10 nm-
839 PM PST Fri Feb 5 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT PST
SATURDAY NIGHT...

* WHAT...North winds 15 to 25 kt with gusts up to 30 kt and seas 
  8 to 11 feet.

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

* WHEN...Until midnight PST Saturday night.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

PZZ455-061245-
/O.CON.KEKA.SC.Y.0016.000000T0000Z-210207T0800Z/
Cape Mendocino to Pt Arena out 10 nm-
839 PM PST Fri Feb 5 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT PST
SATURDAY NIGHT...

* WHAT...North winds 20 to 30 kt with gusts up to 35 kt and seas 
  8 to 12 feet.

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

* WHEN...Until midnight PST Saturday night.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$
830 
WHUS76 KEKA 061024
MWWEKA

URGENT - MARINE WEATHER MESSAGE
National Weather Service Eureka CA
224 AM PST Sat Feb 6 2021

PZZ470-061830-
/O.EXT.KEKA.SE.W.0012.000000T0000Z-210207T0600Z/
Pt St George to Cape Mendocino 10 to 60 nm-
224 AM PST Sat Feb 6 2021

...HAZARDOUS SEAS WARNING NOW IN EFFECT UNTIL 10 PM PST THIS
EVENING...

* WHAT...Very steep and hazardous seas 9 to 12 feet.

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

* WHEN...Until 10 PM PST 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.

&&

$$

PZZ475-061830-
/O.CON.KEKA.GL.W.0011.000000T0000Z-210207T0600Z/
Cape Mendocino to Pt Arena 10 to 60 nm-
224 AM PST Sat Feb 6 2021

...GALE WARNING REMAINS IN EFFECT UNTIL 10 PM PST THIS EVENING...

* WHAT...North winds 25 to 30 kt with gusts up to 40 kt and seas 
  11 to 13 feet.

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

* WHEN...Until 10 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.

&&

$$

PZZ450-061830-
/O.CON.KEKA.SC.Y.0016.000000T0000Z-210207T0800Z/
Pt St George to Cape Mendocino out 10 nm-
224 AM PST Sat Feb 6 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT PST
TONIGHT...

* WHAT...North winds 10 to 20 kt with gusts up to 30 kt and seas 
  8 to 11 feet.

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

* WHEN...Until midnight PST tonight.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

PZZ455-061830-
/O.CON.KEKA.SC.Y.0016.000000T0000Z-210207T0800Z/
Cape Mendocino to Pt Arena out 10 nm-
224 AM PST Sat Feb 6 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT PST
TONIGHT...

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

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

* WHEN...Until midnight PST tonight.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$
952 
WHUS76 KEKA 061653
MWWEKA

URGENT - MARINE WEATHER MESSAGE
National Weather Service Eureka CA
853 AM PST Sat Feb 6 2021

PZZ475-070100-
/O.CON.KEKA.GL.W.0011.000000T0000Z-210207T0600Z/
Cape Mendocino to Pt Arena 10 to 60 nm-
853 AM PST Sat Feb 6 2021

...GALE WARNING REMAINS IN EFFECT UNTIL 10 PM PST THIS EVENING...

* WHAT...North winds 25 to 30 kt with gusts up to 35 kt and seas 
  11 to 13 feet.

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

* WHEN...Until 10 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.

&&

$$

PZZ470-070100-
/O.CON.KEKA.SE.W.0012.000000T0000Z-210207T0600Z/
Pt St George to Cape Mendocino 10 to 60 nm-
853 AM PST Sat Feb 6 2021

...HAZARDOUS SEAS WARNING REMAINS IN EFFECT UNTIL 10 PM PST THIS
EVENING...

* WHAT...Very steep and hazardous seas 9 to 11 feet.

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

* WHEN...Until 10 PM PST 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.

&&

$$

PZZ450-070100-
/O.CON.KEKA.SC.Y.0016.000000T0000Z-210207T0800Z/
Pt St George to Cape Mendocino out 10 nm-
853 AM PST Sat Feb 6 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT PST
TONIGHT...

* WHAT...North winds 15 to 20 kt with gusts up to 30 kt and seas 
  8 to 11 feet.

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

* WHEN...Until midnight PST tonight.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

PZZ455-070100-
/O.CON.KEKA.SC.Y.0016.000000T0000Z-210207T0800Z/
Cape Mendocino to Pt Arena out 10 nm-
853 AM PST Sat Feb 6 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT PST
TONIGHT...

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

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

* WHEN...Until midnight PST tonight.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$
281 
WHUS76 KEKA 062323
MWWEKA

URGENT - MARINE WEATHER MESSAGE
National Weather Service Eureka CA
323 PM PST Sat Feb 6 2021

PZZ475-070600-
/O.CON.KEKA.GL.W.0011.000000T0000Z-210207T0600Z/
Cape Mendocino to Pt Arena 10 to 60 nm-
323 PM PST Sat Feb 6 2021

...GALE WARNING REMAINS IN EFFECT UNTIL 10 PM PST THIS EVENING...

* WHAT...North winds 25 to 30 kt with gusts up to 35 kt and seas 
  10 to 12 feet.

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

* WHEN...Until 10 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.

&&

$$

PZZ470-070600-
/O.CON.KEKA.SE.W.0012.000000T0000Z-210207T0600Z/
Pt St George to Cape Mendocino 10 to 60 nm-
323 PM PST Sat Feb 6 2021

...HAZARDOUS SEAS WARNING REMAINS IN EFFECT UNTIL 10 PM PST THIS
EVENING...

* WHAT...Very steep and hazardous seas 9 to 11 feet.

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

* WHEN...Until 10 PM PST 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.

&&

$$

PZZ450-070730-
/O.CON.KEKA.SC.Y.0016.000000T0000Z-210207T0800Z/
Pt St George to Cape Mendocino out 10 nm-
323 PM PST Sat Feb 6 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT PST
TONIGHT...

* WHAT...North winds 15 to 20 kt with gusts up to 30 kt and seas 
  8 to 11 feet.

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

* WHEN...Until midnight PST tonight.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

PZZ455-070730-
/O.CON.KEKA.SC.Y.0016.000000T0000Z-210207T0800Z/
Cape Mendocino to Pt Arena out 10 nm-
323 PM PST Sat Feb 6 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT PST
TONIGHT...

* WHAT...North winds 15 to 25 kt with local gusts up to 35 kt near
  Cape Mendocino. Steep seas 8 to 10 feet.

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

* WHEN...Until midnight PST tonight.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$
328 
WHUS76 KEKA 070501
MWWEKA

URGENT - MARINE WEATHER MESSAGE
National Weather Service Eureka CA
901 PM PST Sat Feb 6 2021

PZZ475-071315-
/O.CAN.KEKA.GL.W.0011.000000T0000Z-210207T0600Z/
/O.EXB.KEKA.SC.Y.0016.000000T0000Z-210208T1100Z/
Cape Mendocino to Pt Arena 10 to 60 nm-
901 PM PST Sat Feb 6 2021

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 3 AM PST MONDAY...

* WHAT...North winds 20 to 25 kt with localized gusts up to 35 kt
  and seas 8 to 11 feet.

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

* WHEN...Until 3 AM PST Monday.

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


PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

PZZ470-071315-
/O.CAN.KEKA.SE.W.0012.000000T0000Z-210207T0600Z/
/O.EXB.KEKA.SC.Y.0016.000000T0000Z-210208T1100Z/
Pt St George to Cape Mendocino 10 to 60 nm-
901 PM PST Sat Feb 6 2021

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 3 AM PST MONDAY...

* WHAT...North winds 20 to 25 kt with gusts up to 30 kt and seas 
  9 to 10 feet.

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

* WHEN...Until 3 AM PST Monday.

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


PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

PZZ450-071100-
/O.EXT.KEKA.SC.Y.0016.000000T0000Z-210207T1100Z/
Pt St George to Cape Mendocino out 10 nm-
901 PM PST Sat Feb 6 2021

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 3 AM PST SUNDAY...

* WHAT...North winds 10 to 20 kt with gusts up to 25 kt and seas 
  7 to 9 feet.

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

* WHEN...Until 3 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.

&&

$$

PZZ455-071100-
/O.EXT.KEKA.SC.Y.0016.000000T0000Z-210207T1100Z/
Cape Mendocino to Pt Arena out 10 nm-
901 PM PST Sat Feb 6 2021

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 3 AM PST SUNDAY...

* WHAT...North winds 10 to 20 kt with gusts up to 30 kt and seas 
  7 to 9 feet.

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

* WHEN...Until 3 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.

&&

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 4, 2:52 AM PSTGale WatchEKA25 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.