Alert archive / California / Gale Warnings in 2023

Gale Warning 49, NWS Eureka, CA

December 17, 2023

NWS Eureka, CA issued this gale warning at Dec 17, 2023, 2:57 AM PST. It took effect at Dec 17, 2023, 9:00 PM PST. It was in force for 30 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
Dec 17, 2023, 2:57 AM PST (10:57 UTC)
In effect from
Dec 17, 2023, 9:00 PM PST
Expired
Dec 19, 2023, 3:00 AM PST
In force
30 hr
Issued by
NWS Eureka, CA

The text

As transmitted.

301 
WHUS76 KEKA 171057
MWWEKA

URGENT - MARINE WEATHER MESSAGE
National Weather Service Eureka CA
257 AM PST Sun Dec 17 2023

PZZ475-171900-
/O.EXT.KEKA.SC.Y.0138.000000T0000Z-231218T0500Z/
/O.UPG.KEKA.GL.A.0043.231218T0900Z-231219T1100Z/
/O.NEW.KEKA.GL.W.0049.231218T0500Z-231219T0500Z/
Cape Mendocino to Pt Arena 10 to 60 nm-
257 AM PST Sun Dec 17 2023

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 9 PM PST THIS
EVENING...
...GALE WARNING IN EFFECT FROM 9 PM THIS EVENING TO 9 PM PST
MONDAY...

* WHAT...For the Gale Warning, southeast winds 20 to 30 kt with
  gusts to 40 kt and seas 10 to 15 feet expected. For the Small
  Craft Advisory, southeast winds 10 to 20 kt with gusts to 30 kt
  and seas 8 to 10 feet.

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

* WHEN...For the Gale Warning, from 9 PM this evening to 9 PM 
  PST Monday. For the Small Craft Advisory, until 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.

&&

$$

PZZ470-171900-
/O.UPG.KEKA.GL.A.0043.231218T0900Z-231219T1100Z/
/O.NEW.KEKA.GL.W.0049.231218T1100Z-231219T0900Z/
Pt St George to Cape Mendocino 10 to 60 nm-
257 AM PST Sun Dec 17 2023

...GALE WARNING IN EFFECT FROM 3 AM MONDAY TO 1 AM PST TUESDAY...

* WHAT...South winds 25 to 35 kt with gusts to 45 kt and seas 10 
  to 15 feet expected.

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

* WHEN...From 3 AM Monday to 1 AM PST Tuesday.

* 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.

&&

$$

PZZ450-171900-
/O.NEW.KEKA.SC.Y.0139.231218T1100Z-231218T2300Z/
/O.NEW.KEKA.GL.A.0044.231218T2300Z-231219T0900Z/
Pt St George to Cape Mendocino out 10 nm-
257 AM PST Sun Dec 17 2023

...SMALL CRAFT ADVISORY IN EFFECT FROM 3 AM TO 3 PM PST MONDAY...
...GALE WATCH IN EFFECT FROM MONDAY AFTERNOON THROUGH LATE MONDAY
NIGHT...

* WHAT...For the Small Craft Advisory, southeast winds 10 to 20 kt
  with gusts to 35 kt and seas 5 to 8 feet expected. For the Gale
  Watch, south winds 20 to 30 kt with gusts to 45 kt and seas 7 
  to 12 feet possible.

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

* WHEN...For the Small Craft Advisory, from 3 AM to 3 PM PST 
  Monday. For the Gale Watch, from Monday afternoon through late 
  Monday night.

* 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.

&&

$$

PZZ455-171900-
/O.EXB.KEKA.SC.Y.0138.231218T0500Z-231218T2300Z/
/O.NEW.KEKA.GL.A.0044.231218T2300Z-231219T0900Z/
Cape Mendocino to Pt Arena out 10 nm-
257 AM PST Sun Dec 17 2023

...SMALL CRAFT ADVISORY IN EFFECT FROM 9 PM THIS EVENING TO 3 PM
PST MONDAY...
...GALE WATCH IN EFFECT FROM MONDAY AFTERNOON THROUGH LATE MONDAY
NIGHT...

* WHAT...For the Small Craft Advisory, southeast winds 15 to 25 kt
  with localized gusts to 40 kt and seas 6 to 11 feet expected. 
  For the Gale Watch, south winds 20 to 30 kt with gusts to 45 kt 
  and seas 9 to 14 feet possible.

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

* WHEN...For the Small Craft Advisory, from 9 PM this evening to 
  3 PM PST Monday. For the Gale Watch, from Monday afternoon 
  through late Monday night.

* 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.

&&

$$
9 follow-up statements
202 
WHUS76 KEKA 171921
MWWEKA

URGENT - MARINE WEATHER MESSAGE
National Weather Service Eureka CA
1121 AM PST Sun Dec 17 2023

PZZ475-180330-
/O.CON.KEKA.SC.Y.0138.000000T0000Z-231218T0500Z/
/O.CON.KEKA.GL.W.0049.231218T0500Z-231219T0500Z/
Cape Mendocino to Pt Arena 10 to 60 nm-
1121 AM PST Sun Dec 17 2023

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 9 PM PST THIS
EVENING...
...GALE WARNING REMAINS IN EFFECT FROM 9 PM THIS EVENING TO 9 PM
PST MONDAY...

* WHAT...For the Gale Warning, southeast winds 20 to 30 kt with 
  gusts up to 40 kt and seas 10 to 15 feet expected. For the 
  Small Craft Advisory, southeast winds 15 to 25 kt with gusts 
  up to 30 kt and seas 8 to 10 feet.

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

* WHEN...For the Gale Warning, from 9 PM this evening to 9 PM 
  PST Monday. For the Small Craft Advisory, until 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.

&&

$$

PZZ470-180330-
/O.CON.KEKA.GL.W.0049.231218T1100Z-231219T0900Z/
Pt St George to Cape Mendocino 10 to 60 nm-
1121 AM PST Sun Dec 17 2023

...GALE WARNING REMAINS IN EFFECT FROM 3 AM MONDAY TO 1 AM PST
TUESDAY...

* WHAT...South winds 25 to 35 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 3 AM Monday to 1 AM PST Tuesday.

* 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.

&&

$$

PZZ450-180330-
/O.CON.KEKA.SC.Y.0139.231218T1100Z-231218T2300Z/
/O.CON.KEKA.GL.A.0044.231218T2300Z-231219T0900Z/
Pt St George to Cape Mendocino out 10 nm-
1121 AM PST Sun Dec 17 2023

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 3 AM TO 3 PM PST
MONDAY...
...GALE WATCH REMAINS IN EFFECT FROM MONDAY AFTERNOON THROUGH
LATE MONDAY NIGHT...

* WHAT...For the Small Craft Advisory, southeast winds 10 to 20 
  kt with gusts up to 35 kt and seas 5 to 8 feet expected. For 
  the Gale Watch, south winds 20 to 30 kt with gusts up to 45 kt 
  and seas 7 to 12 feet possible.

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

* WHEN...For the Small Craft Advisory, from 3 AM to 3 PM PST 
  Monday. For the Gale Watch, from Monday afternoon through late 
  Monday night.

* 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.

&&

$$

PZZ455-180330-
/O.CON.KEKA.SC.Y.0138.231218T0500Z-231218T2300Z/
/O.CON.KEKA.GL.A.0044.231218T2300Z-231219T0900Z/
Cape Mendocino to Pt Arena out 10 nm-
1121 AM PST Sun Dec 17 2023

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 9 PM THIS EVENING
TO 3 PM PST MONDAY...
...GALE WATCH REMAINS IN EFFECT FROM MONDAY AFTERNOON THROUGH
LATE MONDAY NIGHT...

* WHAT...For the Small Craft Advisory, southeast winds 15 to 25 
  kt with gusts up to 40 kt and seas 6 to 11 feet expected. For 
  the Gale Watch, south winds 20 to 30 kt with gusts up to 45 kt 
  and seas 9 to 14 feet possible.

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

* WHEN...For the Small Craft Advisory, from 9 PM this evening to 
  3 PM PST Monday. For the Gale Watch, from Monday afternoon 
  through late Monday night.

* 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.

&&

$$
333 
WHUS76 KEKA 172254
MWWEKA

URGENT - MARINE WEATHER MESSAGE
National Weather Service Eureka CA
254 PM PST Sun Dec 17 2023

PZZ450-180700-
/O.CON.KEKA.SC.Y.0139.231218T1100Z-231218T2300Z/
/O.UPG.KEKA.GL.A.0044.231218T2300Z-231219T0900Z/
/O.EXB.KEKA.GL.W.0049.231218T2300Z-231219T0900Z/
Pt St George to Cape Mendocino out 10 nm-
254 PM PST Sun Dec 17 2023

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 3 AM TO 3 PM PST
MONDAY...
...GALE WARNING IN EFFECT FROM 3 PM MONDAY TO 1 AM PST TUESDAY...

* WHAT...For the Gale Warning, southeast winds 20 to 30 kt with 
  gusts up to 45 kt and seas 6 to 11 feet expected. For the 
  Small Craft Advisory, southeast winds 10 to 20 kt with gusts 
  up to 30 kt and seas 5 to 8 feet expected.

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

* WHEN...For the Gale Warning, from 3 PM Monday to 1 AM PST 
  Tuesday. For the Small Craft Advisory, from 3 AM to 3 PM 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.

&&

$$

PZZ455-180700-
/O.CON.KEKA.SC.Y.0138.231218T0500Z-231218T2300Z/
/O.UPG.KEKA.GL.A.0044.231218T2300Z-231219T0900Z/
/O.EXB.KEKA.GL.W.0049.231218T2300Z-231219T0900Z/
Cape Mendocino to Pt Arena out 10 nm-
254 PM PST Sun Dec 17 2023

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 9 PM THIS EVENING
TO 3 PM PST MONDAY...
...GALE WARNING IN EFFECT FROM 3 PM MONDAY TO 1 AM PST TUESDAY...

* WHAT...For the Gale Warning, south winds 20 to 30 kt with 
  gusts up to 40 kt and seas 9 to 14 feet expected. For the 
  Small Craft Advisory, southeast winds 15 to 25 kt with gusts 
  up to 35 kt and seas 6 to 11 feet expected.

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

* WHEN...For the Gale Warning, from 3 PM Monday to 1 AM PST 
  Tuesday. For the Small Craft Advisory, from 9 PM this evening 
  to 3 PM 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.

&&

$$

PZZ470-180700-
/O.EXB.KEKA.SC.Y.0138.000000T0000Z-231218T1100Z/
/O.CON.KEKA.GL.W.0049.231218T1100Z-231219T0900Z/
Pt St George to Cape Mendocino 10 to 60 nm-
254 PM PST Sun Dec 17 2023

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 3 AM PST MONDAY...
...GALE WARNING REMAINS IN EFFECT FROM 3 AM MONDAY TO 1 AM PST
TUESDAY...

* WHAT...For the Gale Warning, southeast winds 25 to 35 kt with 
  gusts up to 40 kt and seas 9 to 14 feet expected. For the 
  Small Craft Advisory, southeast winds 10 to 20 kt with gusts 
  up to 30 kt and seas 6 to 9 feet.

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

* WHEN...For the Gale Warning, from 3 AM Monday to 1 AM PST 
  Tuesday. For the Small Craft Advisory, until 3 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.

&&

$$

PZZ475-180700-
/O.CON.KEKA.SC.Y.0138.000000T0000Z-231218T0500Z/
/O.CON.KEKA.GL.W.0049.231218T0500Z-231219T0500Z/
Cape Mendocino to Pt Arena 10 to 60 nm-
254 PM PST Sun Dec 17 2023

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 9 PM PST THIS
EVENING...
...GALE WARNING REMAINS IN EFFECT FROM 9 PM THIS EVENING TO 9 PM
PST MONDAY...

* WHAT...For the Gale Warning, southeast winds 20 to 30 kt with 
  gusts up to 40 kt and seas 8 to 13 feet expected. For the 
  Small Craft Advisory, southeast winds 15 to 25 kt with gusts 
  up to 35 kt and seas 8 to 10 feet.

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

* WHEN...For the Gale Warning, from 9 PM this evening to 9 PM 
  PST Monday. For the Small Craft Advisory, until 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.

&&

$$
537 
WHUS76 KEKA 180457
MWWEKA

URGENT - MARINE WEATHER MESSAGE
National Weather Service Eureka CA
857 PM PST Sun Dec 17 2023

PZZ475-181300-
/O.EXP.KEKA.SC.Y.0138.000000T0000Z-231218T0500Z/
/O.CON.KEKA.GL.W.0049.231218T0500Z-231219T0500Z/
Cape Mendocino to Pt Arena 10 to 60 nm-
857 PM PST Sun Dec 17 2023

...GALE WARNING REMAINS IN EFFECT UNTIL 9 PM PST MONDAY...
...SMALL CRAFT ADVISORY WILL EXPIRE AT 9 PM PST THIS EVENING...

* WHAT...Southeast 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...Until 9 PM 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.

&&

$$

PZZ450-181300-
/O.CON.KEKA.SC.Y.0139.231218T1100Z-231218T2300Z/
/O.CON.KEKA.GL.W.0049.231218T2300Z-231219T0900Z/
Pt St George to Cape Mendocino out 10 nm-
857 PM PST Sun Dec 17 2023

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 3 AM TO 3 PM PST
MONDAY...
...GALE WARNING REMAINS IN EFFECT FROM 3 PM MONDAY TO 1 AM PST
TUESDAY...

* WHAT...For the Gale Warning, southeast winds 20 to 30 kt with 
  gusts up to 45 kt and seas 6 to 11 feet expected. For the 
  Small Craft Advisory, southeast winds 10 to 20 kt with gusts 
  up to 30 kt and seas 5 to 8 feet expected.

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

* WHEN...For the Gale Warning, from 3 PM Monday to 1 AM PST 
  Tuesday. For the Small Craft Advisory, from 3 AM to 3 PM 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.

&&

$$

PZZ455-181300-
/O.CON.KEKA.SC.Y.0138.231218T0500Z-231218T2300Z/
/O.CON.KEKA.GL.W.0049.231218T2300Z-231219T0900Z/
Cape Mendocino to Pt Arena out 10 nm-
857 PM PST Sun Dec 17 2023

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 PM PST MONDAY...
...GALE WARNING REMAINS IN EFFECT FROM 3 PM MONDAY TO 1 AM PST
TUESDAY...

* WHAT...For the Gale Warning, south winds 20 to 30 kt with 
  gusts up to 40 kt and seas 9 to 14 feet expected. For the 
  Small Craft Advisory, southeast winds 15 to 25 kt with gusts 
  up to 35 kt and seas 6 to 11 feet expected.

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

* WHEN...For the Gale Warning, from 3 PM Monday to 1 AM PST 
  Tuesday. For the Small Craft Advisory, until 3 PM 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.

&&

$$

PZZ470-181300-
/O.CON.KEKA.SC.Y.0138.000000T0000Z-231218T1100Z/
/O.CON.KEKA.GL.W.0049.231218T1100Z-231219T0900Z/
Pt St George to Cape Mendocino 10 to 60 nm-
857 PM PST Sun Dec 17 2023

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 AM PST MONDAY...
...GALE WARNING REMAINS IN EFFECT FROM 3 AM MONDAY TO 1 AM PST
TUESDAY...

* WHAT...For the Gale Warning, southeast winds 25 to 35 kt with 
  gusts up to 40 kt and seas 9 to 14 feet expected. For the 
  Small Craft Advisory, southeast winds 15 to 20 kt with gusts 
  up to 30 kt and seas 7 to 9 feet.

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

* WHEN...For the Gale Warning, from 3 AM Monday to 1 AM PST 
  Tuesday. For the Small Craft Advisory, until 3 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.

&&

$$
082 
WHUS76 KEKA 181104
MWWEKA

URGENT - MARINE WEATHER MESSAGE
National Weather Service Eureka CA
304 AM PST Mon Dec 18 2023

PZZ470-181915-
/O.EXP.KEKA.SC.Y.0138.000000T0000Z-231218T1100Z/
/O.CON.KEKA.GL.W.0049.000000T0000Z-231219T0900Z/
Pt St George to Cape Mendocino 10 to 60 nm-
304 AM PST Mon Dec 18 2023

...GALE WARNING REMAINS IN EFFECT UNTIL 1 AM PST TUESDAY...

* WHAT...Southeast winds 20 to 30 kt with gusts to 45 kt and seas
  9 to 14 feet.

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

* WHEN...Until 1 AM PST Tuesday.

* 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.

&&

$$

PZZ475-181915-
/O.EXT.KEKA.GL.W.0049.000000T0000Z-231219T0600Z/
Cape Mendocino to Pt Arena 10 to 60 nm-
304 AM PST Mon Dec 18 2023

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

* WHAT...Southeast winds 25 to 30 kt with gusts to 40 kt and seas
  9 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.

&&

$$

PZZ450-181915-
/O.CON.KEKA.SC.Y.0139.000000T0000Z-231218T2300Z/
/O.CON.KEKA.GL.W.0049.231218T2300Z-231219T0900Z/
Pt St George to Cape Mendocino out 10 nm-
304 AM PST Mon Dec 18 2023

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 PM PST THIS
AFTERNOON...
...GALE WARNING REMAINS IN EFFECT FROM 3 PM THIS AFTERNOON TO
1 AM PST TUESDAY...

* WHAT...For the Gale Warning, southeast winds 20 to 30 kt with
  gusts to 45 kt and seas 6 to 9 feet expected. For the Small
  Craft Advisory, southeast winds 10 to 20 kt with gusts to 30 kt
  and seas 5 to 8 feet.

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

* WHEN...For the Gale Warning, from 3 PM this afternoon to 1 AM 
  PST Tuesday. For the Small Craft Advisory, until 3 PM PST this 
  afternoon.

* 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.

&&

$$

PZZ455-181915-
/O.CON.KEKA.SC.Y.0138.000000T0000Z-231218T2300Z/
/O.CON.KEKA.GL.W.0049.231218T2300Z-231219T0900Z/
Cape Mendocino to Pt Arena out 10 nm-
304 AM PST Mon Dec 18 2023

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 PM PST THIS
AFTERNOON...
...GALE WARNING REMAINS IN EFFECT FROM 3 PM THIS AFTERNOON TO
1 AM PST TUESDAY...

* WHAT...For the Gale Warning, south winds 20 to 30 kt with gusts
  to 45 kt and seas 9 to 12 feet expected. For the Small Craft
  Advisory, southeast winds 15 to 25 kt with localized gusts to 
  35 kt and seas 7 to 10 feet.

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

* WHEN...For the Gale Warning, from 3 PM this afternoon to 1 AM 
  PST Tuesday. For the Small Craft Advisory, until 3 PM PST this 
  afternoon.

* 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.

&&

$$
039 
WHUS76 KEKA 181636
MWWEKA

URGENT - MARINE WEATHER MESSAGE
National Weather Service Eureka CA
836 AM PST Mon Dec 18 2023

PZZ450-190045-
/O.CON.KEKA.SC.Y.0139.000000T0000Z-231218T2300Z/
/O.CON.KEKA.GL.W.0049.231218T2300Z-231219T0900Z/
Pt St George to Cape Mendocino out 10 nm-
836 AM PST Mon Dec 18 2023

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 PM PST THIS
AFTERNOON...
...GALE WARNING REMAINS IN EFFECT FROM 3 PM THIS AFTERNOON TO
1 AM PST TUESDAY...

* WHAT...For the Gale Warning, southeast winds 20 to 30 kt with 
  gusts up to 45 kt and seas 6 to 9 feet expected. For the Small 
  Craft Advisory, southeast winds 10 to 20 kt with gusts up to 
  30 kt and seas 5 to 8 feet.

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

* WHEN...For the Gale Warning, from 3 PM this afternoon to 1 AM 
  PST Tuesday. For the Small Craft Advisory, until 3 PM PST this 
  afternoon.

* 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.

&&

$$

PZZ455-190045-
/O.CON.KEKA.SC.Y.0138.000000T0000Z-231218T2300Z/
/O.CON.KEKA.GL.W.0049.231218T2300Z-231219T0900Z/
Cape Mendocino to Pt Arena out 10 nm-
836 AM PST Mon Dec 18 2023

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 PM PST THIS
AFTERNOON...
...GALE WARNING REMAINS IN EFFECT FROM 3 PM THIS AFTERNOON TO
1 AM PST TUESDAY...

* WHAT...For the Gale Warning, south winds 20 to 30 kt with 
  gusts up to 45 kt and seas 9 to 12 feet expected. For the 
  Small Craft Advisory, southeast winds 15 to 25 kt with gusts 
  up to 35 kt and seas 7 to 10 feet.

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

* WHEN...For the Gale Warning, from 3 PM this afternoon to 1 AM 
  PST Tuesday. For the Small Craft Advisory, until 3 PM PST this 
  afternoon.

* 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.

&&

$$

PZZ470-190045-
/O.CON.KEKA.GL.W.0049.000000T0000Z-231219T0900Z/
Pt St George to Cape Mendocino 10 to 60 nm-
836 AM PST Mon Dec 18 2023

...GALE WARNING REMAINS IN EFFECT UNTIL 1 AM PST TUESDAY...

* WHAT...South winds 20 to 30 kt with gusts up to 40 kt and seas 
  9 to 14 feet.

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

* WHEN...Until 1 AM PST Tuesday.

* 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.

&&

$$

PZZ475-190045-
/O.CON.KEKA.GL.W.0049.000000T0000Z-231219T0600Z/
Cape Mendocino to Pt Arena 10 to 60 nm-
836 AM PST Mon Dec 18 2023

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

* WHAT...Southeast 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.

&&

$$
049 
WHUS76 KEKA 182240
MWWEKA

URGENT - MARINE WEATHER MESSAGE
National Weather Service Eureka CA
240 PM PST Mon Dec 18 2023

PZZ450-190645-
/O.CON.KEKA.SC.Y.0139.000000T0000Z-231218T2300Z/
/O.CON.KEKA.GL.W.0049.231218T2300Z-231219T0900Z/
Pt St George to Cape Mendocino out 10 nm-
240 PM PST Mon Dec 18 2023

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 PM PST THIS
AFTERNOON...
...GALE WARNING REMAINS IN EFFECT UNTIL 1 AM PST TUESDAY...

* WHAT...For the Gale Warning, southeast winds 20 to 30 kt with 
  gusts up to 45 kt and seas 8 to 10 feet expected. For the 
  Small Craft Advisory, southeast winds 10 to 20 kt with gusts 
  up to 30 kt and seas around 10 feet.

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

* WHEN...For the Gale Warning, until 1 AM PST Tuesday. For the 
  Small Craft Advisory, until 3 PM PST this afternoon.

* 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.

&&

$$

PZZ455-190645-
/O.CON.KEKA.SC.Y.0138.000000T0000Z-231218T2300Z/
/O.CON.KEKA.GL.W.0049.231218T2300Z-231219T0900Z/
Cape Mendocino to Pt Arena out 10 nm-
240 PM PST Mon Dec 18 2023

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 PM PST THIS
AFTERNOON...
...GALE WARNING REMAINS IN EFFECT UNTIL 1 AM PST TUESDAY...

* WHAT...For the Gale Warning, south winds 20 to 30 kt with 
  gusts up to 40 kt and seas 9 to 13 feet expected. For the 
  Small Craft Advisory, southeast winds 20 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...For the Gale Warning, until 1 AM PST Tuesday. For the 
  Small Craft Advisory, until 3 PM PST this afternoon.

* 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.

&&

$$

PZZ470-190645-
/O.CON.KEKA.GL.W.0049.000000T0000Z-231219T0900Z/
Pt St George to Cape Mendocino 10 to 60 nm-
240 PM PST Mon Dec 18 2023

...GALE WARNING REMAINS IN EFFECT UNTIL 1 AM PST TUESDAY...

* WHAT...South winds 20 to 30 kt with gusts up to 40 kt and seas 
  12 to 14 feet.

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

* WHEN...Until 1 AM PST Tuesday.

* 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.

&&

$$

PZZ475-190600-
/O.CON.KEKA.GL.W.0049.000000T0000Z-231219T0600Z/
Cape Mendocino to Pt Arena 10 to 60 nm-
240 PM PST Mon Dec 18 2023

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

* WHAT...South winds 25 to 30 kt with gusts up to 40 kt and seas 
  11 to 14 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.

&&

$$
109 
WHUS76 KEKA 182245
MWWEKA

URGENT - MARINE WEATHER MESSAGE
National Weather Service Eureka CA
245 PM PST Mon Dec 18 2023

PZZ450-190645-
/O.EXP.KEKA.SC.Y.0139.000000T0000Z-231218T2300Z/
/O.CON.KEKA.GL.W.0049.231218T2300Z-231219T0900Z/
Pt St George to Cape Mendocino out 10 nm-
245 PM PST Mon Dec 18 2023

...GALE WARNING REMAINS IN EFFECT UNTIL 1 AM PST TUESDAY...
...SMALL CRAFT ADVISORY WILL EXPIRE AT 3 PM PST THIS AFTERNOON...

* WHAT...Southeast winds 20 to 30 kt with gusts up to 45 kt and 
  seas 8 to 10 feet expected.

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

* WHEN...Until 1 AM PST Tuesday.

* 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.

&&

$$

PZZ455-190645-
/O.EXP.KEKA.SC.Y.0138.000000T0000Z-231218T2300Z/
/O.CON.KEKA.GL.W.0049.231218T2300Z-231219T0900Z/
Cape Mendocino to Pt Arena out 10 nm-
245 PM PST Mon Dec 18 2023

...GALE WARNING REMAINS IN EFFECT UNTIL 1 AM PST TUESDAY...
...SMALL CRAFT ADVISORY WILL EXPIRE AT 3 PM PST THIS AFTERNOON...

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

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

* WHEN...Until 1 AM PST Tuesday.

* 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.

&&

$$

PZZ470-190645-
/O.CON.KEKA.GL.W.0049.000000T0000Z-231219T0900Z/
Pt St George to Cape Mendocino 10 to 60 nm-
245 PM PST Mon Dec 18 2023

...GALE WARNING REMAINS IN EFFECT UNTIL 1 AM PST TUESDAY...

* WHAT...South winds 20 to 30 kt with gusts up to 40 kt and seas 
  12 to 14 feet.

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

* WHEN...Until 1 AM PST Tuesday.

* 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.

&&

$$

PZZ475-190600-
/O.CON.KEKA.GL.W.0049.000000T0000Z-231219T0600Z/
Cape Mendocino to Pt Arena 10 to 60 nm-
245 PM PST Mon Dec 18 2023

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

* WHAT...South winds 25 to 30 kt with gusts up to 40 kt and seas 
  11 to 14 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.

&&

$$
583 
WHUS76 KEKA 190452
MWWEKA

URGENT - MARINE WEATHER MESSAGE
National Weather Service Eureka CA
852 PM PST Mon Dec 18 2023

PZZ450-191100-
/O.EXT.KEKA.GL.W.0049.000000T0000Z-231219T1100Z/
Pt St George to Cape Mendocino out 10 nm-
852 PM PST Mon Dec 18 2023

...GALE WARNING NOW IN EFFECT UNTIL 3 AM PST TUESDAY...

* WHAT...South winds 20 to 30 kt with gusts up to 40 kt and seas 
  8 to 10 feet.

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

* WHEN...Until 3 AM PST Tuesday.

* 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.

&&

$$

PZZ455-191100-
/O.EXT.KEKA.GL.W.0049.000000T0000Z-231219T1100Z/
Cape Mendocino to Pt Arena out 10 nm-
852 PM PST Mon Dec 18 2023

...GALE WARNING NOW IN EFFECT UNTIL 3 AM PST TUESDAY...

* WHAT...South winds 20 to 25 kt with gusts up to 35 kt and seas 
  11 to 13 feet.

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

* WHEN...Until 3 AM PST Tuesday.

* 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.

&&

$$

PZZ470-191100-
/O.EXT.KEKA.GL.W.0049.000000T0000Z-231219T1100Z/
Pt St George to Cape Mendocino 10 to 60 nm-
852 PM PST Mon Dec 18 2023

...GALE WARNING NOW IN EFFECT UNTIL 3 AM PST TUESDAY...

* WHAT...South winds 20 to 30 kt with gusts up to 40 kt and seas 
  12 to 14 feet.

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

* WHEN...Until 3 AM PST Tuesday.

* 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.

&&

$$

PZZ475-191100-
/O.EXT.KEKA.GL.W.0049.000000T0000Z-231219T1100Z/
Cape Mendocino to Pt Arena 10 to 60 nm-
852 PM PST Mon Dec 18 2023

...GALE WARNING NOW IN EFFECT UNTIL 3 AM PST TUESDAY...

* WHAT...South winds 15 to 25 kt with gusts up to 35 kt and seas 
  12 to 14 feet.

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

* WHEN...Until 3 AM PST Tuesday.

* 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.

&&

$$
578 
WHUS76 KEKA 191100
MWWEKA

URGENT - MARINE WEATHER MESSAGE
National Weather Service Eureka CA
300 AM PST Tue Dec 19 2023

PZZ450-191700-
/O.EXP.KEKA.GL.W.0049.000000T0000Z-231219T1100Z/
/O.NEW.KEKA.SC.Y.0140.231219T1100Z-231219T1700Z/
Pt St George to Cape Mendocino out 10 nm-
300 AM PST Tue Dec 19 2023

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 9 AM PST THIS MORNING...

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

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

* WHEN...Until 9 AM PST this morning.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

PZZ455-191700-
/O.EXP.KEKA.GL.W.0049.000000T0000Z-231219T1100Z/
/O.NEW.KEKA.SC.Y.0140.231219T1100Z-231219T1700Z/
Cape Mendocino to Pt Arena out 10 nm-
300 AM PST Tue Dec 19 2023

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 9 AM PST THIS MORNING...

* WHAT...South winds 10 to 15 kt with gusts to 25 kt and seas 10 
  to 11 feet expected.

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

* WHEN...Until 9 AM PST this morning.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

PZZ470-191700-
/O.EXP.KEKA.GL.W.0049.000000T0000Z-231219T1100Z/
/O.NEW.KEKA.SC.Y.0140.231219T1100Z-231219T1700Z/
Pt St George to Cape Mendocino 10 to 60 nm-
300 AM PST Tue Dec 19 2023

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 9 AM PST THIS MORNING...

* WHAT...Southwest winds around 15 kt with gusts to 25 kt and 
  seas 10 to 12 feet expected.

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

* WHEN...Until 9 AM PST this morning.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

PZZ475-191200-
/O.EXP.KEKA.GL.W.0049.000000T0000Z-231219T1100Z/
Cape Mendocino to Pt Arena 10 to 60 nm-
300 AM PST Tue Dec 19 2023

...GALE WARNING HAS EXPIRED...

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Dec 17, 2:57 AM PSTGale WatchEKA12 hr
Dec 17, 2:57 AM PSTSmall Craft AdvisoryEKA36 hr
Dec 17, 3:36 AM PSTWind AdvisoryEKADel Norte, Humboldt, Mendocino, Trinity48 hr

Nearby

Gale Warnings in California, 2023Every gale warning in 2023

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text.