Alert archive / California / Small Craft Advisories in 2021

Small Craft Advisory 13, NWS Eureka, CA

January 29, 2021

NWS Eureka, CA issued this small craft advisory at Jan 29, 2021, 3:00 AM PST. It took effect at Jan 29, 2021, 4:00 PM PST. It was in force for 33 hr.

The area

The counties it named.

The facts

Issued
Jan 29, 2021, 3:00 AM PST (11:00 UTC)
In effect from
Jan 29, 2021, 4:00 PM PST
Expired
Jan 31, 2021, 1:00 AM PST
In force
33 hr
Issued by
NWS Eureka, CA

The text

As transmitted.

231 
WHUS76 KEKA 291100
MWWEKA

URGENT - MARINE WEATHER MESSAGE
National Weather Service Eureka CA
300 AM PST Fri Jan 29 2021

PZZ470-291900-
/O.EXP.KEKA.SC.Y.0012.000000T0000Z-210129T1100Z/
/O.UPG.KEKA.GL.A.0008.210130T0600Z-210131T2300Z/
/O.NEW.KEKA.GL.W.0009.210130T0400Z-210131T2300Z/
Pt St George to Cape Mendocino 10 to 60 nm-
300 AM PST Fri Jan 29 2021

...GALE WARNING IN EFFECT FROM 8 PM THIS EVENING TO 3 PM PST
SUNDAY...

* WHAT...South winds 20 to 30 kt with gusts up to 45 kt and seas 
  10 to 15 feet expected.

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

* WHEN...From 8 PM this evening to 3 PM 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.

&&

$$

PZZ450-291900-
/O.EXP.KEKA.SC.Y.0012.000000T0000Z-210129T1100Z/
/O.NEW.KEKA.SC.Y.0013.210130T0400Z-210130T2300Z/
Pt St George to Cape Mendocino out 10 nm-
300 AM PST Fri Jan 29 2021

...SMALL CRAFT ADVISORY IN EFFECT FROM 8 PM THIS EVENING TO 3 PM
PST SATURDAY...

* WHAT...South winds 15 to 25 kt with gusts up to 35 kt and seas 
  7 to 11 feet expected.

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

* WHEN...From 8 PM this evening to 3 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.

&&

$$

PZZ455-291900-
/O.EXP.KEKA.SC.Y.0012.000000T0000Z-210129T1100Z/
/O.NEW.KEKA.SC.Y.0013.210130T0400Z-210130T2300Z/
Cape Mendocino to Pt Arena out 10 nm-
300 AM PST Fri Jan 29 2021

...SMALL CRAFT ADVISORY IN EFFECT FROM 8 PM THIS EVENING TO 3 PM
PST SATURDAY...

* WHAT...Southeast winds 20 to 30 kt with gusts up to 40 kt and 
  seas 6 to 11 feet expected.

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

* WHEN...From 8 PM this evening to 3 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.

&&

$$

PZZ475-291900-
/O.EXP.KEKA.SC.Y.0012.000000T0000Z-210129T1100Z/
/O.NEW.KEKA.SC.Y.0013.210130T0400Z-210130T2300Z/
Cape Mendocino to Pt Arena 10 to 60 nm-
300 AM PST Fri Jan 29 2021

...SMALL CRAFT ADVISORY IN EFFECT FROM 8 PM THIS EVENING TO 3 PM
PST SATURDAY...

* WHAT...South winds 20 to 30 kt with gusts up to 40 kt and seas 
  8 to 13 feet expected.

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

* WHEN...From 8 PM this evening to 3 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.

&&

$$
7 follow-up statements
267 
WHUS76 KEKA 291602
MWWEKA

URGENT - MARINE WEATHER MESSAGE
National Weather Service Eureka CA
802 AM PST Fri Jan 29 2021

PZZ470-300015-
/O.CON.KEKA.GL.W.0009.210130T0400Z-210131T2300Z/
Pt St George to Cape Mendocino 10 to 60 nm-
802 AM PST Fri Jan 29 2021

...GALE WARNING REMAINS IN EFFECT FROM 8 PM THIS EVENING TO 3 PM
PST SUNDAY...

* WHAT...South winds 20 to 30 kt with gusts up to 45 kt and seas 
  10 to 15 feet expected.

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

* WHEN...From 8 PM this evening to 3 PM 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.

&&

$$

PZZ450-300015-
/O.CON.KEKA.SC.Y.0013.210130T0400Z-210130T2300Z/
Pt St George to Cape Mendocino out 10 nm-
802 AM PST Fri Jan 29 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 8 PM THIS EVENING
TO 3 PM PST SATURDAY...

* WHAT...South winds 15 to 25 kt with gusts up to 35 kt and seas 
  7 to 11 feet expected.

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

* WHEN...From 8 PM this evening to 3 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.

&&

$$

PZZ455-475-300015-
/O.CON.KEKA.SC.Y.0013.210130T0400Z-210130T2300Z/
Cape Mendocino to Pt Arena out 10 nm-
Cape Mendocino to Pt Arena 10 to 60 nm-
802 AM PST Fri Jan 29 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 8 PM THIS EVENING
TO 3 PM PST SATURDAY...

* WHAT...Southeast winds 20 to 30 kt with gusts up to 40 kt and 
  seas 6 to 11 feet expected.

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

* WHEN...From 8 PM this evening to 3 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.

&&

$$
161 
WHUS76 KEKA 292212
MWWEKA

URGENT - MARINE WEATHER MESSAGE
National Weather Service Eureka CA
212 PM PST Fri Jan 29 2021

PZZ470-300615-
/O.EXB.KEKA.SC.Y.0013.210130T0000Z-210130T0400Z/
/O.CON.KEKA.GL.W.0009.210130T0400Z-210131T2300Z/
Pt St George to Cape Mendocino 10 to 60 nm-
212 PM PST Fri Jan 29 2021

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 PM PST THIS EVENING...
...GALE WARNING REMAINS IN EFFECT FROM 8 PM THIS EVENING TO 3 PM
PST SUNDAY...

* WHAT...Southeast winds 20 to 30 kt with gusts up to 40 kt and 
  seas 6 to 11 feet expected.

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

* WHEN...For the Gale Warning, from 8 PM this evening to 3 PM 
  PST Sunday. For the Small Craft Advisory, until 8 PM PST this 
  evening.

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


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.

&&

$$

PZZ455-300615-
/O.EXT.KEKA.SC.Y.0013.210130T0400Z-210131T0800Z/
/O.NEW.KEKA.SE.A.0005.210131T0800Z-210201T0000Z/
Cape Mendocino to Pt Arena out 10 nm-
212 PM PST Fri Jan 29 2021

...SMALL CRAFT ADVISORY NOW IN EFFECT FROM 8 PM THIS EVENING TO
MIDNIGHT PST SATURDAY NIGHT...
...HAZARDOUS SEAS WATCH IN EFFECT FROM LATE SATURDAY NIGHT
THROUGH SUNDAY AFTERNOON...

* WHAT...For the Small Craft Advisory, southeast winds 15 to 25 
  kt with gusts up to 35 kt and seas 7 to 12 feet expected. For 
  the Hazardous Seas Watch, very steep and hazardous seas 12 to 
  17 feet possible.

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

* WHEN...For the Small Craft Advisory, from 8 PM this evening to 
  midnight PST Saturday night. For the Hazardous Seas Watch, 
  from late Saturday night through Sunday afternoon.

* 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.

&&

$$

PZZ475-300615-
/O.EXT.KEKA.SC.Y.0013.210130T0200Z-210130T1800Z/
/O.NEW.KEKA.SE.A.0005.210130T1800Z-210201T0000Z/
Cape Mendocino to Pt Arena 10 to 60 nm-
212 PM PST Fri Jan 29 2021

...SMALL CRAFT ADVISORY NOW IN EFFECT FROM 6 PM THIS EVENING TO
10 AM PST SATURDAY...
...HAZARDOUS SEAS WATCH IN EFFECT FROM SATURDAY MORNING THROUGH
SUNDAY AFTERNOON...

* WHAT...For the Small Craft Advisory, south winds 15 to 25 kt 
  with gusts up to 30 kt and seas 7 to 11 feet expected. For the 
  Hazardous Seas Watch, very steep and hazardous seas 13 to 18 
  feet possible.

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

* WHEN...For the Small Craft Advisory, from 6 PM this evening to 
  10 AM PST Saturday. For the Hazardous Seas Watch, from 
  Saturday morning through Sunday afternoon.

* 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.

&&

$$

PZZ450-300615-
/O.EXT.KEKA.SC.Y.0013.210130T0400Z-210131T1800Z/
Pt St George to Cape Mendocino out 10 nm-
212 PM PST Fri Jan 29 2021

...SMALL CRAFT ADVISORY NOW IN EFFECT FROM 8 PM THIS EVENING TO
10 AM PST SUNDAY...

* WHAT...South winds 15 to 25 kt with gusts up to 35 kt and seas 
  7 to 11 feet expected.

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

* WHEN...From 8 PM this evening to 10 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.

&&

$$
826 
WHUS76 KEKA 300415
MWWEKA

URGENT - MARINE WEATHER MESSAGE
National Weather Service Eureka CA
815 PM PST Fri Jan 29 2021

PZZ470-301215-
/O.EXP.KEKA.SC.Y.0013.000000T0000Z-210130T0400Z/
/O.CON.KEKA.GL.W.0009.000000T0000Z-210131T2300Z/
Pt St George to Cape Mendocino 10 to 60 nm-
815 PM PST Fri Jan 29 2021

...GALE WARNING REMAINS IN EFFECT UNTIL 3 PM PST SUNDAY...

* WHAT...South winds 25 to 35 kt with gusts up to 45 kt and seas 
  11 to 16 feet.

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

* WHEN...Until 3 PM 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.

&&

$$

PZZ455-301215-
/O.CON.KEKA.SC.Y.0013.000000T0000Z-210131T0800Z/
/O.CON.KEKA.SE.A.0005.210131T0800Z-210201T0000Z/
Cape Mendocino to Pt Arena out 10 nm-
815 PM PST Fri Jan 29 2021

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

* WHAT...For the Small Craft Advisory, southeast winds 20 to 30 
  kt with gusts up to 40 kt and seas 7 to 12 feet. For the 
  Hazardous Seas Watch, very steep and hazardous seas 12 to 17 
  feet possible.

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

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

* 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.

&&

$$

PZZ475-301215-
/O.CON.KEKA.SC.Y.0013.000000T0000Z-210130T1800Z/
/O.CON.KEKA.SE.A.0005.210130T1800Z-210201T0000Z/
Cape Mendocino to Pt Arena 10 to 60 nm-
815 PM PST Fri Jan 29 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
SATURDAY...
...HAZARDOUS SEAS WATCH REMAINS IN EFFECT FROM SATURDAY MORNING
THROUGH SUNDAY AFTERNOON...

* WHAT...For the Small Craft Advisory, south winds 20 to 30 kt
  with gusts up to 40 kt and seas 9 to 11 feet. For the Hazardous
  Seas Watch, very steep and hazardous seas 13 to 18 feet 
  possible.

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

* WHEN...For the Small Craft Advisory, until 10 AM PST Saturday. 
  For the Hazardous Seas Watch, from Saturday morning through 
  Sunday afternoon.

* 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.

&&

$$

PZZ450-301215-
/O.CON.KEKA.SC.Y.0013.000000T0000Z-210131T1800Z/
Pt St George to Cape Mendocino out 10 nm-
815 PM PST Fri Jan 29 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
SUNDAY...

* WHAT...South winds 20 to 30 kt with gusts up to 40 kt and seas 
  8 to 13 feet.

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

* WHEN...Until 10 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.

&&

$$
162 
WHUS76 KEKA 301050
MWWEKA

URGENT - MARINE WEATHER MESSAGE
National Weather Service Eureka CA
250 AM PST Sat Jan 30 2021

PZZ475-301900-
/O.EXT.KEKA.SC.Y.0013.000000T0000Z-210130T1400Z/
/O.EXB.KEKA.GL.W.0009.210130T1400Z-210201T1000Z/
/O.UPG.KEKA.SE.A.0005.210130T1800Z-210201T0000Z/
Cape Mendocino to Pt Arena 10 to 60 nm-
250 AM PST Sat Jan 30 2021

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 6 AM PST EARLY THIS
MORNING...
...GALE WARNING IN EFFECT FROM 6 AM THIS MORNING TO 2 AM PST
MONDAY...

* WHAT...For the Gale Warning, south winds 25 to 35 kt with 
  gusts up to 45 kt and seas 14 to 19 feet expected. For the 
  Small Craft Advisory, south winds 15 to 25 kt with gusts up to 
  35 kt and seas 7 to 11 feet.

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

* WHEN...For the Gale Warning, from 6 AM this morning to 2 AM 
  PST Monday. For the Small Craft Advisory, until 6 AM PST early 
  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.

&&

$$

PZZ455-301900-
/O.EXT.KEKA.SC.Y.0013.000000T0000Z-210131T0900Z/
/O.UPG.KEKA.SE.A.0005.210131T0800Z-210201T0000Z/
/O.EXB.KEKA.GL.W.0009.210131T0900Z-210201T0400Z/
Cape Mendocino to Pt Arena out 10 nm-
250 AM PST Sat Jan 30 2021

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 1 AM PST SUNDAY...
...GALE WARNING IN EFFECT FROM 1 AM TO 8 PM PST SUNDAY...

* WHAT...For the Gale Warning, southeast winds 25 to 35 kt with
  gusts up to 45 kt and seas 13 to 18 feet expected. For the Small
  Craft Advisory, southeast winds 15 to 30 kt and seas 8 to 13 
  feet.

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

* WHEN...For the Gale Warning, from 1 AM to 8 PM PST Sunday. For 
  the Small Craft Advisory, until 1 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.

&&

$$

PZZ450-301900-
/O.EXT.KEKA.SC.Y.0013.000000T0000Z-210131T0900Z/
/O.EXB.KEKA.GL.W.0009.210131T0900Z-210131T1800Z/
Pt St George to Cape Mendocino out 10 nm-
250 AM PST Sat Jan 30 2021

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 1 AM PST SUNDAY...
...GALE WARNING IN EFFECT FROM 1 AM TO 10 AM PST SUNDAY...

* WHAT...For the Gale Warning, south winds 20 to 30 kt with gusts
  up to 45 kt and seas 11 to 13 feet expected. For the Small Craft
  Advisory, south winds 15 to 30 kt and seas 9 to 12 feet.

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

* WHEN...For the Gale Warning, from 1 AM to 10 AM PST Sunday. 
  For the Small Craft Advisory, until 1 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.

&&

$$

PZZ470-301900-
/O.EXT.KEKA.GL.W.0009.000000T0000Z-210201T1000Z/
Pt St George to Cape Mendocino 10 to 60 nm-
250 AM PST Sat Jan 30 2021

...GALE WARNING NOW IN EFFECT UNTIL 2 AM PST MONDAY...

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

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

* WHEN...Until 2 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.

&&

$$
226 
WHUS76 KEKA 301658
MWWEKA

URGENT - MARINE WEATHER MESSAGE
National Weather Service Eureka CA
858 AM PST Sat Jan 30 2021

PZZ450-310100-
/O.CON.KEKA.SC.Y.0013.000000T0000Z-210131T0900Z/
/O.CON.KEKA.GL.W.0009.210131T0900Z-210131T1800Z/
Pt St George to Cape Mendocino out 10 nm-
858 AM PST Sat Jan 30 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 1 AM PST SUNDAY...
...GALE WARNING REMAINS IN EFFECT FROM 1 AM TO 10 AM PST SUNDAY...

* WHAT...For the Gale Warning, south winds 20 to 30 kt with gusts
  up to 45 kt and seas 11 to 13 feet expected. For the Small Craft
  Advisory, south winds 20 to 30 kt with localized gusts up to 40
  kt and seas 10 to 12 feet.

* WHERE...Pt St George to Cape Mendocino out 10 nm, strongest
  winds around Cape Mendocino.

* WHEN...For the Gale Warning, from 1 AM to 10 AM PST Sunday. 
  For the Small Craft Advisory, until 1 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.

&&

$$

PZZ455-310100-
/O.CON.KEKA.SC.Y.0013.000000T0000Z-210131T0900Z/
/O.CON.KEKA.GL.W.0009.210131T0900Z-210201T0400Z/
Cape Mendocino to Pt Arena out 10 nm-
858 AM PST Sat Jan 30 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 1 AM PST SUNDAY...
...GALE WARNING REMAINS IN EFFECT FROM 1 AM TO 8 PM PST SUNDAY...

* WHAT...For the Gale Warning, southeast winds 25 to 35 kt with
  gusts up to 45 kt and seas 13 to 18 feet expected. For the Small
  Craft Advisory, southeast winds 20 to 30 kt with localized gusts
  up to 40 kt and seas 9 to 13 feet.

* WHERE...Cape Mendocino to Pt Arena out 10 nm, with strongest
  winds around Cape Mendocino.

* WHEN...For the Gale Warning, from 1 AM to 8 PM PST Sunday. For 
  the Small Craft Advisory, until 1 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.

&&

$$

PZZ470-310100-
/O.CON.KEKA.GL.W.0009.000000T0000Z-210201T1000Z/
Pt St George to Cape Mendocino 10 to 60 nm-
858 AM PST Sat Jan 30 2021

...GALE WARNING REMAINS IN EFFECT UNTIL 2 AM PST MONDAY...

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

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

* WHEN...Until 2 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.

&&

$$

PZZ475-310100-
/O.CON.KEKA.GL.W.0009.000000T0000Z-210201T1000Z/
Cape Mendocino to Pt Arena 10 to 60 nm-
858 AM PST Sat Jan 30 2021

...GALE WARNING REMAINS IN EFFECT UNTIL 2 AM PST MONDAY...

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

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

* WHEN...Until 2 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.

&&

$$
772 
WHUS76 KEKA 302229
MWWEKA

URGENT - MARINE WEATHER MESSAGE
National Weather Service Eureka CA
229 PM PST Sat Jan 30 2021

PZZ450-310630-
/O.CON.KEKA.SC.Y.0013.000000T0000Z-210131T0900Z/
/O.CON.KEKA.GL.W.0009.210131T0900Z-210131T1800Z/
Pt St George to Cape Mendocino out 10 nm-
229 PM PST Sat Jan 30 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 1 AM PST SUNDAY...
...GALE WARNING REMAINS IN EFFECT FROM 1 AM TO 10 AM PST SUNDAY...

* WHAT...For the Gale Warning, south winds 20 to 30 kt with 
  gusts up to 45 kt and seas 11 to 13 feet expected. For the 
  Small Craft Advisory, south winds 20 to 30 kt with localized 
  gusts up to 40 kt and seas 10 to 12 feet.

* WHERE...Pt St George to Cape Mendocino out 10 nm, strongest 
  winds around Cape Mendocino.

* WHEN...For the Gale Warning, from 1 AM to 10 AM PST Sunday. 
  For the Small Craft Advisory, until 1 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.

&&

$$

PZZ455-310630-
/O.CON.KEKA.SC.Y.0013.000000T0000Z-210131T0900Z/
/O.CON.KEKA.GL.W.0009.210131T0900Z-210201T0400Z/
Cape Mendocino to Pt Arena out 10 nm-
229 PM PST Sat Jan 30 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 1 AM PST SUNDAY...
...GALE WARNING REMAINS IN EFFECT FROM 1 AM TO 8 PM PST SUNDAY...

* WHAT...For the Gale Warning, southeast winds 25 to 35 kt with 
  gusts up to 45 kt and seas 13 to 18 feet expected. For the 
  Small Craft Advisory, southeast winds 20 to 30 kt with 
  localized gusts up to 40 kt and seas 9 to 13 feet.

* WHERE...Cape Mendocino to Pt Arena out 10 nm, with strongest 
  winds around Cape Mendocino.

* WHEN...For the Gale Warning, from 1 AM to 8 PM PST Sunday. For 
  the Small Craft Advisory, until 1 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.

&&

$$

PZZ470-310630-
/O.CON.KEKA.GL.W.0009.000000T0000Z-210201T1000Z/
Pt St George to Cape Mendocino 10 to 60 nm-
229 PM PST Sat Jan 30 2021

...GALE WARNING REMAINS IN EFFECT UNTIL 2 AM PST MONDAY...

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

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

* WHEN...Until 2 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.

&&

$$

PZZ475-310630-
/O.CON.KEKA.GL.W.0009.000000T0000Z-210201T1000Z/
Cape Mendocino to Pt Arena 10 to 60 nm-
229 PM PST Sat Jan 30 2021

...GALE WARNING REMAINS IN EFFECT UNTIL 2 AM PST MONDAY...

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

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

* WHEN...Until 2 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.

&&

$$
900 
WHUS76 KEKA 310440
MWWEKA

URGENT - MARINE WEATHER MESSAGE
National Weather Service Eureka CA
840 PM PST Sat Jan 30 2021

PZZ450-311245-
/O.CON.KEKA.SC.Y.0013.000000T0000Z-210131T0900Z/
/O.CON.KEKA.GL.W.0009.210131T0900Z-210131T1800Z/
Pt St George to Cape Mendocino out 10 nm-
840 PM PST Sat Jan 30 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 1 AM PST SUNDAY...
...GALE WARNING REMAINS IN EFFECT FROM 1 AM TO 10 AM PST SUNDAY...

* WHAT...For the Gale Warning, southeast winds 20 to 30 kt with
  gusts up to 45 kt and seas 10 to 13 feet expected. For the Small
  Craft Advisory, southeast winds 15 to 25 kt with gusts up to 35 
  kt and seas 10 to 12 feet.

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

* WHEN...For the Gale Warning, from 1 AM to 10 AM PST Sunday. 
  For the Small Craft Advisory, until 1 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.

&&

$$

PZZ455-311245-
/O.CON.KEKA.SC.Y.0013.000000T0000Z-210131T0900Z/
/O.CON.KEKA.GL.W.0009.210131T0900Z-210201T0400Z/
Cape Mendocino to Pt Arena out 10 nm-
840 PM PST Sat Jan 30 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 1 AM PST SUNDAY...
...GALE WARNING REMAINS IN EFFECT FROM 1 AM TO 8 PM PST SUNDAY...

* WHAT...For the Gale Warning, southeast winds 20 to 30 kt with
  gusts up to 45 kt and seas 12 to 17 feet expected. For the Small
  Craft Advisory, southeast winds 20 to 30 kt with gusts up to 35 
  kt and seas 10 to 13 feet.

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

* WHEN...For the Gale Warning, from 1 AM to 8 PM PST Sunday. For 
  the Small Craft Advisory, until 1 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.

&&

$$

PZZ470-311245-
/O.CON.KEKA.GL.W.0009.000000T0000Z-210201T1000Z/
Pt St George to Cape Mendocino 10 to 60 nm-
840 PM PST Sat Jan 30 2021

...GALE WARNING REMAINS IN EFFECT UNTIL 2 AM PST MONDAY...

* WHAT...South winds 30 to 40 kt with gusts up to 50 kt and seas 
  15 to 20 feet.

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

* WHEN...Until 2 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.

&&

$$

PZZ475-311245-
/O.CON.KEKA.GL.W.0009.000000T0000Z-210201T1000Z/
Cape Mendocino to Pt Arena 10 to 60 nm-
840 PM PST Sat Jan 30 2021

...GALE WARNING REMAINS IN EFFECT UNTIL 2 AM PST MONDAY...

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

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

* WHEN...Until 2 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.

&&

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Jan 28, 4:23 PM PSTGale WatchEKA11 hr
Jan 29, 3:00 AM PSTGale WarningEKA4 days
Jan 29, 2:12 PM PSTHazardous Seas WatchEKA13 hr
Jan 29, 2:59 PM PSTWinter Storm WatchEKA15 hr

Nearby

Small Craft Advisories in California, 2021Every small craft advisory 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.