121
WHUS76 KEKA 172249
MWWEKA

URGENT - MARINE WEATHER MESSAGE
National Weather Service Eureka CA
249 PM PST Mon Nov 17 2025

PZZ450-180600-
/O.EXP.KEKA.GL.W.0055.000000T0000Z-251117T2300Z/
/O.CON.KEKA.SE.W.0036.251117T2300Z-251118T0600Z/
Pt St George to Cape Mendocino out 10 nm-
249 PM PST Mon Nov 17 2025

...GALE WARNING WILL EXPIRE AT 3 PM PST THIS AFTERNOON...
...HAZARDOUS SEAS WARNING REMAINS IN EFFECT UNTIL 10 PM PST THIS
EVENING...

* WHAT...Very steep and hazardous seas 12 to 16 feet expected.

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

* WHEN...Until 10 PM PST this evening.

* IMPACTS...Very steep and hazardous seas could capsize or cause
  damage to vessels.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Recreational boaters should remain in port. Commercial vessels
should prepare for rough seas and consider remaining in port
until hazardous seas subside.

&&

$$

PZZ455-180200-
/O.CON.KEKA.GL.W.0055.000000T0000Z-251118T0200Z/
Cape Mendocino to Pt Arena out 10 nm-
249 PM PST Mon Nov 17 2025

...GALE WARNING REMAINS IN EFFECT UNTIL 6 PM PST THIS EVENING...

* WHAT...Northwest winds 20 to 30 kt with gusts up to 35 kt and
  seas 13 to 18 feet.

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

* WHEN...Until 6 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.

&&

$$

PZZ470-180700-
/O.CON.KEKA.GL.W.0055.000000T0000Z-251118T0700Z/
Pt St George to Cape Mendocino 10 to 60 nm-
249 PM PST Mon Nov 17 2025

...GALE WARNING REMAINS IN EFFECT UNTIL 11 PM PST THIS EVENING...

* WHAT...North winds around 30 kt with gusts up to 40 kt and
  seas 14 to 16 feet.

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

* WHEN...Until 11 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.

&&

$$

PZZ475-180700-
/O.CON.KEKA.GL.W.0055.000000T0000Z-251118T0700Z/
Cape Mendocino to Pt Arena 10 to 60 nm-
249 PM PST Mon Nov 17 2025

...GALE WARNING REMAINS IN EFFECT UNTIL 11 PM PST THIS EVENING...

* WHAT...North winds 25 to 30 kt with gusts up to 40 kt and seas
  16 to 17 feet.

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

* WHEN...Until 11 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.

&&

$$