Alert archive / California / Storm Warnings in 2023

Storm Warning 5, NWS Eureka, CA

March 8, 2023

NWS Eureka, CA issued this storm warning at Mar 8, 2023, 3:06 AM PST. It took effect at Mar 9, 2023, 6:00 AM PST. It was in force for 15 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
Mar 8, 2023, 3:06 AM PST (11:06 UTC)
In effect from
Mar 9, 2023, 6:00 AM PST
Expired
Mar 9, 2023, 9:00 PM PST
In force
15 hr
Issued by
NWS Eureka, CA

The text

As transmitted.

209 
WHUS76 KEKA 081106
MWWEKA

URGENT - MARINE WEATHER MESSAGE
National Weather Service Eureka CA
306 AM PST Wed Mar 8 2023

PZZ455-081915-
/O.NEW.KEKA.SC.Y.0028.230309T0500Z-230309T1100Z/
/O.CAN.KEKA.SC.Y.0027.230309T1100Z-230309T1700Z/
/O.EXT.KEKA.GL.W.0019.230309T1100Z-230310T1500Z/
/O.CAN.KEKA.SR.A.0004.230309T2300Z-230310T1200Z/
Cape Mendocino to Pt Arena out 10 nm-
306 AM PST Wed Mar 8 2023

...SMALL CRAFT ADVISORY IN EFFECT FROM 9 PM THIS EVENING TO 3 AM
PST THURSDAY...
...GALE WARNING NOW IN EFFECT FROM 3 AM THURSDAY TO 7 AM PST
FRIDAY...
...STORM WATCH IS CANCELLED...

* WHAT...For the Gale Warning, southeast winds 25 to 35 kt with 
  gusts up to 55 kt and seas 7 to 12 feet expected. For the 
  Small Craft Advisory, southeast winds 15 to 25 kt with gusts 
  up to 35 kt expected.

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

* WHEN...For the Gale Warning, from 3 AM Thursday to 7 AM PST 
  Friday. For the Small Craft Advisory, from 9 PM this evening 
  to 3 AM PST Thursday.

* 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.

&&

$$

PZZ470-081915-
/O.EXT.KEKA.SC.Y.0027.230308T2300Z-230309T0900Z/
/O.UPG.KEKA.GL.W.0019.230309T1100Z-230309T1700Z/
/O.UPG.KEKA.SR.A.0004.230309T1700Z-230310T1200Z/
/O.NEW.KEKA.SR.W.0005.230309T0900Z-230310T0600Z/
Pt St George to Cape Mendocino 10 to 60 nm-
306 AM PST Wed Mar 8 2023

...SMALL CRAFT ADVISORY NOW IN EFFECT FROM 3 PM THIS AFTERNOON TO
1 AM PST THURSDAY...
...STORM WARNING IN EFFECT FROM 1 AM TO 10 PM PST THURSDAY...

* WHAT...For the Storm Warning, south winds 30 to 40 kt with 
  gusts up to 55 kt and seas 7 to 10 feet expected. For the 
  Small Craft Advisory, south winds 15 to 25 kt with gusts up to 
  35 kt and seas 5 to 7 feet expected.

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

* WHEN...For the Storm Warning, from 1 AM to 10 PM PST Thursday. 
  For the Small Craft Advisory, from 3 PM this afternoon to 1 AM 
  PST Thursday.

* IMPACTS...Very strong winds will cause hazardous seas which 
  could capsize or damage vessels and reduce visibility.



PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should remain in port, alter course, and/or secure the
vessel for severe conditions.

&&

$$

PZZ475-081915-
/O.CON.KEKA.SC.Y.0027.230309T0500Z-230309T1100Z/
/O.UPG.KEKA.GL.W.0019.230309T1100Z-230309T1700Z/
/O.UPG.KEKA.SR.A.0004.230309T1700Z-230310T1200Z/
/O.NEW.KEKA.SR.W.0005.230309T1100Z-230310T0600Z/
Cape Mendocino to Pt Arena 10 to 60 nm-
306 AM PST Wed Mar 8 2023

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 9 PM THIS EVENING
TO 3 AM PST THURSDAY...
...STORM WARNING IN EFFECT FROM 3 AM TO 10 PM PST THURSDAY...

* WHAT...For the Storm Warning, southeast winds 30 to 40 kt with 
  gusts up to 55 kt and seas 6 to 11 feet expected. For the 
  Small Craft Advisory, south winds 15 to 25 kt with gusts up to 
  35 kt and seas 5 to 6 feet expected.

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

* WHEN...For the Storm Warning, from 3 AM to 10 PM PST Thursday. 
  For the Small Craft Advisory, from 9 PM this evening to 3 AM 
  PST Thursday.

* IMPACTS...Very strong winds will cause hazardous seas which 
  could capsize or damage vessels and reduce visibility.



PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should remain in port, alter course, and/or secure the
vessel for severe conditions.

&&

$$

PZZ450-081915-
/O.NEW.KEKA.SC.Y.0028.230308T2300Z-230309T1100Z/
/O.UPG.KEKA.SC.Y.0027.230309T1100Z-230309T2300Z/
/O.EXB.KEKA.GL.W.0019.230309T1100Z-230310T1500Z/
/O.UPG.KEKA.SR.A.0004.230309T2300Z-230310T1200Z/
Pt St George to Cape Mendocino out 10 nm-
306 AM PST Wed Mar 8 2023

...SMALL CRAFT ADVISORY IN EFFECT FROM 3 PM THIS AFTERNOON TO
3 AM PST THURSDAY...
...GALE WARNING IN EFFECT FROM 3 AM THURSDAY TO 7 AM PST FRIDAY...

* WHAT...For the Gale Warning, south winds 20 to 30 kt with 
  gusts up to 50 kt and seas 5 to 8 feet expected. For the Small 
  Craft Advisory, south winds 15 to 25 kt with gusts up to 35 kt 
  and seas 4 to 6 feet expected.

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

* WHEN...For the Gale Warning, from 3 AM Thursday to 7 AM PST 
  Friday. For the Small Craft Advisory, from 3 PM this afternoon 
  to 3 AM PST Thursday.

* 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.

&&

$$
7 follow-up statements
220 
WHUS76 KEKA 081622
MWWEKA

URGENT - MARINE WEATHER MESSAGE
National Weather Service Eureka CA
822 AM PST Wed Mar 8 2023

PZZ450-090030-
/O.CON.KEKA.SC.Y.0028.230308T2300Z-230309T1100Z/
/O.CON.KEKA.GL.W.0019.230309T1100Z-230310T1500Z/
Pt St George to Cape Mendocino out 10 nm-
822 AM PST Wed Mar 8 2023

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 3 PM THIS
AFTERNOON TO 3 AM PST THURSDAY...
...GALE WARNING REMAINS IN EFFECT FROM 3 AM THURSDAY TO 7 AM PST
FRIDAY...

* WHAT...For the Gale Warning, south winds 20 to 30 kt with local
  gusts up to 50 kt and seas 5 to 8 feet expected. For the Small
  Craft Advisory, south winds increasing to 15 to 25 kt with 
  gusts up to 35 kt and seas 4 to 6 feet expected.

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

* WHEN...For the Gale Warning, from 3 AM Thursday to 7 AM PST 
  Friday. For the Small Craft Advisory, from 3 PM this afternoon 
  to 3 AM PST Thursday.

* 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.

&&

$$

PZZ455-090030-
/O.CON.KEKA.SC.Y.0028.230309T0500Z-230309T1100Z/
/O.CON.KEKA.GL.W.0019.230309T1100Z-230310T1500Z/
Cape Mendocino to Pt Arena out 10 nm-
822 AM PST Wed Mar 8 2023

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 9 PM THIS EVENING
TO 3 AM PST THURSDAY...
...GALE WARNING REMAINS IN EFFECT FROM 3 AM THURSDAY TO 7 AM PST
FRIDAY...

* WHAT...For the Gale Warning, southeast winds 25 to 35 kt with
  gusts up to 55 kt and seas 7 to 12 feet expected. For the Small
  Craft Advisory, southeast winds increasing to 15 to 25 kt with 
  gusts up to 35 kt expected.

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

* WHEN...For the Gale Warning, from 3 AM Thursday to 7 AM PST 
  Friday. For the Small Craft Advisory, from 9 PM this evening 
  to 3 AM PST Thursday.

* 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.

&&

$$

PZZ470-090030-
/O.CON.KEKA.SC.Y.0027.230308T2300Z-230309T0900Z/
/O.CON.KEKA.SR.W.0005.230309T0900Z-230310T0600Z/
Pt St George to Cape Mendocino 10 to 60 nm-
822 AM PST Wed Mar 8 2023

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 3 PM THIS
AFTERNOON TO 1 AM PST THURSDAY...
...STORM WARNING REMAINS IN EFFECT FROM 1 AM TO 10 PM PST
THURSDAY...

* WHAT...For the Storm Warning, south winds 30 to 40 kt with gusts
  up to 55 kt and seas 7 to 10 feet expected. For the Small Craft
  Advisory, south winds increasing to 15 to 25 kt with gusts up 
  to 35 kt and seas 5 to 7 feet expected.

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

* WHEN...For the Storm Warning, from 1 AM to 10 PM PST Thursday. 
  For the Small Craft Advisory, from 3 PM this afternoon to 1 AM 
  PST Thursday.

* IMPACTS...Very strong winds will cause hazardous seas which 
  could capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should remain in port, alter course, and/or secure the
vessel for severe conditions.

&&

$$

PZZ475-090030-
/O.CON.KEKA.SC.Y.0027.230309T0500Z-230309T1100Z/
/O.CON.KEKA.SR.W.0005.230309T1100Z-230310T0600Z/
Cape Mendocino to Pt Arena 10 to 60 nm-
822 AM PST Wed Mar 8 2023

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 9 PM THIS EVENING
TO 3 AM PST THURSDAY...
...STORM WARNING REMAINS IN EFFECT FROM 3 AM TO 10 PM PST
THURSDAY...

* WHAT...For the Storm Warning, southeast winds 30 to 40 kt with
  gusts up to 55 kt and seas 6 to 11 feet expected. For the Small
  Craft Advisory, south winds increasing to 15 to 25 kt with 
  gusts up to 35 kt and seas 5 to 6 feet expected.

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

* WHEN...For the Storm Warning, from 3 AM to 10 PM PST Thursday. 
  For the Small Craft Advisory, from 9 PM this evening to 3 AM 
  PST Thursday.

* IMPACTS...Very strong winds will cause hazardous seas which 
  could capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should remain in port, alter course, and/or secure the
vessel for severe conditions.

&&

$$
082 
WHUS76 KEKA 082309
MWWEKA

URGENT - MARINE WEATHER MESSAGE
National Weather Service Eureka CA
309 PM PST Wed Mar 8 2023

PZZ450-090715-
/O.EXT.KEKA.SC.Y.0028.000000T0000Z-230309T1400Z/
/O.EXT.KEKA.GL.W.0019.230309T1400Z-230310T0600Z/
Pt St George to Cape Mendocino out 10 nm-
309 PM PST Wed Mar 8 2023

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 6 AM PST THURSDAY...
...GALE WARNING NOW IN EFFECT FROM 6 AM TO 10 PM PST THURSDAY...

* WHAT...For the Gale Warning, southeast winds 20 to 30 kt with
  gusts up to 50 kt and seas 8 to 13 feet expected. For the Small
  Craft Advisory, south winds 15 to 25 kt with gusts up to 35 kt 
  and seas 5 to 8 feet.

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

* WHEN...For the Gale Warning, from 6 AM to 10 PM PST Thursday. 
  For the Small Craft Advisory, until 6 AM PST Thursday.

* 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.

&&

$$

PZZ455-090715-
/O.EXT.KEKA.SC.Y.0028.230309T0500Z-230309T1400Z/
/O.EXT.KEKA.GL.W.0019.230309T1400Z-230310T0600Z/
Cape Mendocino to Pt Arena out 10 nm-
309 PM PST Wed Mar 8 2023

...SMALL CRAFT ADVISORY NOW IN EFFECT FROM 9 PM THIS EVENING TO
6 AM PST THURSDAY...
...GALE WARNING NOW IN EFFECT FROM 6 AM TO 10 PM PST THURSDAY...

* WHAT...For the Gale Warning, southeast winds 25 to 35 kt with
  gusts up to 50 kt and seas 7 to 12 feet expected. For the Small
  Craft Advisory, southeast winds 15 to 25 kt with gusts up to 35
  kt and seas 5 to 8 feet expected.

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

* WHEN...For the Gale Warning, from 6 AM to 10 PM PST Thursday. 
  For the Small Craft Advisory, from 9 PM this evening to 6 AM 
  PST Thursday.

* 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.

&&

$$

PZZ470-090715-
/O.EXT.KEKA.SC.Y.0027.000000T0000Z-230309T1400Z/
/O.EXT.KEKA.SR.W.0005.230309T1400Z-230310T0500Z/
Pt St George to Cape Mendocino 10 to 60 nm-
309 PM PST Wed Mar 8 2023

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 6 AM PST THURSDAY...
...STORM WARNING NOW IN EFFECT FROM 6 AM TO 9 PM PST THURSDAY...

* WHAT...For the Storm Warning, southeast winds 30 to 40 kt with 
  gusts up to 60 kt and seas 14 to 19 feet expected. For the 
  Small Craft Advisory, south winds 20 to 30 kt with gusts up to 
  35 kt and seas 6 to 11 feet.

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

* WHEN...For the Storm Warning, from 6 AM to 9 PM PST Thursday. 
  For the Small Craft Advisory, until 6 AM PST Thursday.

* IMPACTS...Very strong winds will cause hazardous seas which 
  could capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should remain in port, alter course, and/or secure the
vessel for severe conditions.

&&

$$

PZZ475-090715-
/O.EXT.KEKA.SC.Y.0027.230309T0500Z-230309T1400Z/
/O.EXT.KEKA.SR.W.0005.230309T1400Z-230310T0500Z/
Cape Mendocino to Pt Arena 10 to 60 nm-
309 PM PST Wed Mar 8 2023

...SMALL CRAFT ADVISORY NOW IN EFFECT FROM 9 PM THIS EVENING TO
6 AM PST THURSDAY...
...STORM WARNING NOW IN EFFECT FROM 6 AM TO 9 PM PST THURSDAY...

* WHAT...For the Storm Warning, southeast winds 30 to 40 kt with 
  gusts up to 55 kt and seas 11 to 16 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 expected.

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

* WHEN...For the Storm Warning, from 6 AM to 9 PM PST Thursday. 
  For the Small Craft Advisory, from 9 PM this evening to 6 AM 
  PST Thursday.

* IMPACTS...Very strong winds will cause hazardous seas which 
  could capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should remain in port, alter course, and/or secure the
vessel for severe conditions.

&&

$$
646 
WHUS76 KEKA 090441
MWWEKA

URGENT - MARINE WEATHER MESSAGE
National Weather Service Eureka CA
841 PM PST Wed Mar 8 2023

PZZ450-091245-
/O.CON.KEKA.SC.Y.0028.000000T0000Z-230309T1400Z/
/O.CON.KEKA.GL.W.0019.230309T1400Z-230310T0600Z/
Pt St George to Cape Mendocino out 10 nm-
841 PM PST Wed Mar 8 2023

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 6 AM PST
THURSDAY...
...GALE WARNING REMAINS IN EFFECT FROM 6 AM TO 10 PM PST
THURSDAY...

* WHAT...For the Gale Warning, southeast winds 20 to 30 kt with 
  gusts up to 55 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 5 to 8 feet.

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

* WHEN...For the Gale Warning, from 6 AM to 10 PM PST Thursday. 
  For the Small Craft Advisory, until 6 AM PST Thursday.

* 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.

&&

$$

PZZ455-091245-
/O.CON.KEKA.SC.Y.0028.230309T0500Z-230309T1400Z/
/O.CON.KEKA.GL.W.0019.230309T1400Z-230310T0600Z/
Cape Mendocino to Pt Arena out 10 nm-
841 PM PST Wed Mar 8 2023

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 6 AM PST
THURSDAY...
...GALE WARNING REMAINS IN EFFECT FROM 6 AM TO 10 PM PST
THURSDAY...

* WHAT...For the Gale Warning, southeast winds 25 to 35 kt with 
  gusts up to 55 kt and seas 7 to 12 feet expected. For the 
  Small Craft Advisory, southeast winds 15 to 25 kt with gusts 
  up to 40 kt and seas 5 to 8 feet expected.

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

* WHEN...For the Gale Warning, from 6 AM to 10 PM PST Thursday. 
  For the Small Craft Advisory, until 6 AM PST Thursday.

* 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.

&&

$$

PZZ470-091245-
/O.CON.KEKA.SC.Y.0027.000000T0000Z-230309T1400Z/
/O.CON.KEKA.SR.W.0005.230309T1400Z-230310T0500Z/
Pt St George to Cape Mendocino 10 to 60 nm-
841 PM PST Wed Mar 8 2023

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 6 AM PST
THURSDAY...
...STORM WARNING REMAINS IN EFFECT FROM 6 AM TO 9 PM PST
THURSDAY...

* WHAT...For the Storm Warning, southeast winds 30 to 40 kt with 
  gusts up to 60 kt and seas 14 to 19 feet expected. For the 
  Small Craft Advisory, south winds 20 to 30 kt with gusts up to 
  40 kt and seas 7 to 12 feet.

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

* WHEN...For the Storm Warning, from 6 AM to 9 PM PST Thursday. 
  For the Small Craft Advisory, until 6 AM PST Thursday.

* IMPACTS...Very strong winds will cause hazardous seas which 
  could capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should remain in port, alter course, and/or secure the
vessel for severe conditions.

&&

$$

PZZ475-091245-
/O.CON.KEKA.SC.Y.0027.230309T0500Z-230309T1400Z/
/O.CON.KEKA.SR.W.0005.230309T1400Z-230310T0500Z/
Cape Mendocino to Pt Arena 10 to 60 nm-
841 PM PST Wed Mar 8 2023

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 6 AM PST
THURSDAY...
...STORM WARNING REMAINS IN EFFECT FROM 6 AM TO 9 PM PST
THURSDAY...

* WHAT...For the Storm Warning, southeast winds 30 to 40 kt with 
  gusts up to 55 kt and seas 11 to 16 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 expected.

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

* WHEN...For the Storm Warning, from 6 AM to 9 PM PST Thursday. 
  For the Small Craft Advisory, until 6 AM PST Thursday.

* IMPACTS...Very strong winds will cause hazardous seas which 
  could capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should remain in port, alter course, and/or secure the
vessel for severe conditions.

&&

$$
152 
WHUS76 KEKA 091127
MWWEKA

URGENT - MARINE WEATHER MESSAGE
National Weather Service Eureka CA
327 AM PST Thu Mar 9 2023

PZZ450-091930-
/O.CAN.KEKA.SC.Y.0028.000000T0000Z-230309T1400Z/
/O.EXT.KEKA.GL.W.0019.230309T1127Z-230310T0600Z/
Pt St George to Cape Mendocino out 10 nm-
327 AM PST Thu Mar 9 2023

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

* WHAT...Southeast winds 20 to 30 kt with occasional gusts to 50 kt 
  and seas 8 to 13 feet.

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

* WHEN...Until 10 PM 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.

$$

PZZ470-091930-
/O.UPG.KEKA.SC.Y.0027.000000T0000Z-230309T1400Z/
/O.EXB.KEKA.GL.W.0019.230309T1127Z-230309T1400Z/
/O.CON.KEKA.SR.W.0005.230309T1400Z-230310T0500Z/
Pt St George to Cape Mendocino 10 to 60 nm-
327 AM PST Thu Mar 9 2023

...GALE WARNING IN EFFECT UNTIL 6 AM EARLY THIS MORNING...
...STORM WARNING REMAINS IN EFFECT UNTIL 9 PM THIS EVENING...

* WHAT...For the Gale Warning, south winds 25 to 30 kt with gusts to
  40 kt and seas 6 to 11 feet. For the Storm Warning, southeast winds
  30 to 40 kt with gusts to 55 kt and seas 13 to 18 feet expected.

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

* WHEN...For the Gale Warning, until 6 AM early this morning. For the
  Storm Warning, until 9 PM this evening.

* IMPACTS...Very strong winds will cause hazardous seas which could
  capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should remain in port, alter course, and/or secure the 
vessel for severe conditions.

$$

PZZ455-091930-
/O.CON.KEKA.SC.Y.0028.000000T0000Z-230309T1400Z/
/O.CON.KEKA.GL.W.0019.230309T1400Z-230310T0600Z/
Cape Mendocino to Pt Arena out 10 nm-
327 AM PST Thu Mar 9 2023

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 6 AM EARLY THIS 
MORNING...
...GALE WARNING REMAINS IN EFFECT UNTIL 10 PM THIS EVENING...

* WHAT...For the Gale Warning, southeast winds 25 to 35 kt with gusts
  to 55 kt and seas 10 to 15 feet expected. For the Small Craft
  Advisory, southeast winds 15 to 25 kt with gusts to 35 kt and seas
  4 to 7 feet.

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

* WHEN...For the Gale Warning, until 10 PM this evening. For the
  Small Craft Advisory, until 6 AM 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.

$$

PZZ475-091930-
/O.CON.KEKA.SC.Y.0027.000000T0000Z-230309T1400Z/
/O.CON.KEKA.SR.W.0005.230309T1400Z-230310T0500Z/
Cape Mendocino to Pt Arena 10 to 60 nm-
327 AM PST Thu Mar 9 2023

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 6 AM EARLY THIS 
MORNING...
...STORM WARNING REMAINS IN EFFECT UNTIL 9 PM THIS EVENING...

* WHAT...For the Storm Warning, southeast winds 25 to 35 kt with
  gusts to 55 kt and seas 10 to 15 feet expected. For the Small Craft
  Advisory, southeast winds 20 to 25 kt with gusts to 35 kt and seas
  6 to 9 feet.

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

* WHEN...For the Storm Warning, until 9 PM this evening. For the
  Small Craft Advisory, until 6 AM early this morning.

* IMPACTS...Very strong winds will cause hazardous seas which 
  could capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should remain in port, alter course, and/or secure the
vessel for severe conditions.

$$
139 
WHUS76 KEKA 091449
MWWEKA

URGENT - MARINE WEATHER MESSAGE
National Weather Service Eureka CA
649 AM PST Thu Mar 9 2023

PZZ450-092300-
/O.CON.KEKA.GL.W.0019.000000T0000Z-230310T0600Z/
Pt St George to Cape Mendocino out 10 nm-
649 AM PST Thu Mar 9 2023

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

* WHAT...Southeast winds 20 to 30 kt with occasional gusts to 50 kt 
  and seas 8 to 13 feet.

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

* WHEN...Until 10 PM this evening.

* IMPACTS...Strong winds will cause hazardous seas which could 
  capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should alter plans to avoid these hazardous conditions.
Remain in port, seek safe harbor, alter course, and/or secure the
vessel for severe conditions.

$$

PZZ455-092300-
/O.CON.KEKA.GL.W.0019.000000T0000Z-230310T0600Z/
Cape Mendocino to Pt Arena out 10 nm-
649 AM PST Thu Mar 9 2023

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

* WHAT...Southeast winds 25 to 35 kt with occasional gusts to 50 kt 
  and seas 10 to 15 feet.

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

* WHEN...Until 10 PM 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.

$$

PZZ470-092300-
/O.CON.KEKA.SR.W.0005.000000T0000Z-230310T0500Z/
Pt St George to Cape Mendocino 10 to 60 nm-
649 AM PST Thu Mar 9 2023

...STORM WARNING REMAINS IN EFFECT UNTIL 9 PM THIS EVENING...

* WHAT...Southeast winds 30 to 40 kt with gusts to 55 kt and seas 13
  to 18 feet.

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

* WHEN...Until 9 PM this evening.

* IMPACTS...Very strong winds will cause hazardous seas which 
  could capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should remain in port, alter course, and/or secure the
vessel for severe conditions.

$$

PZZ475-092300-
/O.CON.KEKA.SR.W.0005.000000T0000Z-230310T0500Z/
Cape Mendocino to Pt Arena 10 to 60 nm-
649 AM PST Thu Mar 9 2023

...STORM WARNING REMAINS IN EFFECT UNTIL 9 PM THIS EVENING...

* WHAT...Southeast winds 25 to 35 kt with gusts to 55 kt and seas 10
  to 15 feet.

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

* WHEN...Until 9 PM this evening.

* IMPACTS...Very strong winds will cause hazardous seas which 
  could capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should remain in port, alter course, and/or secure the
vessel for severe conditions.

$$
644 
WHUS76 KEKA 092205
MWWEKA

URGENT - MARINE WEATHER MESSAGE
National Weather Service Eureka CA
205 PM PST Thu Mar 9 2023

PZZ450-100600-
/O.CON.KEKA.GL.W.0019.000000T0000Z-230310T0600Z/
Pt St George to Cape Mendocino out 10 nm-
205 PM PST Thu Mar 9 2023

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

* WHAT...South winds 20 to 30 kt with gusts up to 50 kt and seas 
  7 to 12 feet.

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

&&

$$

PZZ455-100600-
/O.CON.KEKA.GL.W.0019.000000T0000Z-230310T0600Z/
Cape Mendocino to Pt Arena out 10 nm-
205 PM PST Thu Mar 9 2023

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

* WHAT...Southeast winds 25 to 35 kt with gusts up to 50 kt and 
  seas 8 to 13 feet.

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

&&

$$

PZZ470-100500-
/O.CON.KEKA.SR.W.0005.000000T0000Z-230310T0500Z/
Pt St George to Cape Mendocino 10 to 60 nm-
205 PM PST Thu Mar 9 2023

...STORM WARNING REMAINS IN EFFECT UNTIL 9 PM PST THIS EVENING...

* WHAT...South winds 30 to 40 kt with gusts up to 55 kt and seas 
  13 to 18 feet.

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

* WHEN...Until 9 PM PST this evening.

* IMPACTS...Very strong winds will cause hazardous seas which 
  could capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should remain in port, alter course, and/or secure the
vessel for severe conditions.

&&

$$

PZZ475-100500-
/O.CON.KEKA.SR.W.0005.000000T0000Z-230310T0500Z/
Cape Mendocino to Pt Arena 10 to 60 nm-
205 PM PST Thu Mar 9 2023

...STORM WARNING REMAINS IN EFFECT UNTIL 9 PM PST THIS EVENING...

* WHAT...South winds 30 to 40 kt with gusts up to 55 kt and seas 
  11 to 16 feet.

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

* WHEN...Until 9 PM PST this evening.

* IMPACTS...Very strong winds will cause hazardous seas which 
  could capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should remain in port, alter course, and/or secure the
vessel for severe conditions.

&&

$$
550 
WHUS76 KEKA 100442
MWWEKA

URGENT - MARINE WEATHER MESSAGE
National Weather Service Eureka CA
842 PM PST Thu Mar 9 2023

PZZ470-101245-
/O.EXP.KEKA.SR.W.0005.000000T0000Z-230310T0500Z/
/O.NEW.KEKA.SC.Y.0029.230310T0500Z-230311T0500Z/
Pt St George to Cape Mendocino 10 to 60 nm-
842 PM PST Thu Mar 9 2023

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 9 PM PST FRIDAY...

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

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

* WHEN...Until 9 PM PST Friday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

PZZ475-101245-
/O.EXP.KEKA.SR.W.0005.000000T0000Z-230310T0500Z/
/O.NEW.KEKA.SC.Y.0029.230310T0500Z-230310T2300Z/
Cape Mendocino to Pt Arena 10 to 60 nm-
842 PM PST Thu Mar 9 2023

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 3 PM PST FRIDAY...

* WHAT...West winds 10 to 20 kt with gusts up to 25 kt and seas 
  9 to 13 feet expected.

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

* WHEN...Until 3 PM PST Friday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

PZZ450-101245-
/O.EXT.KEKA.GL.W.0019.000000T0000Z-230310T0500Z/
/O.NEW.KEKA.SC.Y.0029.230310T0500Z-230310T2300Z/
Pt St George to Cape Mendocino out 10 nm-
842 PM PST Thu Mar 9 2023

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 3 PM PST FRIDAY...

* WHAT...Southwest winds 15 to 25 kt with gusts up to 30 kt and 
  seas 7 to 10 feet expected.

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

* WHEN...Until 3 PM PST Friday.

* 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.

&&

$$

PZZ455-101100-
/O.EXT.KEKA.GL.W.0019.000000T0000Z-230310T0500Z/
/O.NEW.KEKA.SC.Y.0029.230310T0500Z-230310T1100Z/
Cape Mendocino to Pt Arena out 10 nm-
842 PM PST Thu Mar 9 2023

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

* WHAT...Seas 9 to 11 feet expected.

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

* WHEN...Until 3 AM PST Friday.

* 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
Mar 7, 8:55 PM PSTGale WarningEKA48 hr
Mar 7, 8:55 PM PSTSmall Craft AdvisoryEKA33 hr
Mar 8, 3:06 AM PSTSmall Craft AdvisoryEKA27 hr
Mar 8, 3:21 AM PSTWind AdvisoryEKADel Norte, Humboldt, Lake, Mendocino, Trinity43 hr
Mar 8, 2:09 PM PSTWinter Storm WatchEKADel Norte, Humboldt7 hr
Mar 8, 2:09 PM PSTWinter Storm WarningEKATrinity44 hr
Mar 8, 2:52 PM PSTRiver Flood WatchEKAMendocino18 hr

Nearby

Storm Warnings in California, 2023Every storm 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.