426
WHUS76 KEKA 202232
MWWEKA

URGENT - MARINE WEATHER MESSAGE
National Weather Service Eureka CA
232 PM PST Thu Nov 20 2025

PZZ450-210645-
/O.EXP.KEKA.SC.Y.0128.000000T0000Z-251120T2300Z/
/O.CON.KEKA.SE.W.0037.251120T2300Z-251121T1700Z/
Pt St George to Cape Mendocino out 10 nm-
232 PM PST Thu Nov 20 2025

...HAZARDOUS SEAS WARNING REMAINS IN EFFECT UNTIL 9 AM PST
FRIDAY...
...SMALL CRAFT ADVISORY WILL EXPIRE AT 3 PM PST THIS AFTERNOON...

* WHAT...Very steep and hazardous seas 12 to 15 feet expected.

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

* WHEN...Until 9 AM PST Friday.

* 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.

&&

$$

PZZ455-210645-
/O.EXP.KEKA.SC.Y.0128.000000T0000Z-251120T2300Z/
/O.CON.KEKA.SE.W.0037.251120T2300Z-251121T1700Z/
Cape Mendocino to Pt Arena out 10 nm-
232 PM PST Thu Nov 20 2025

...HAZARDOUS SEAS WARNING REMAINS IN EFFECT UNTIL 9 AM PST
FRIDAY...
...SMALL CRAFT ADVISORY WILL EXPIRE AT 3 PM PST THIS AFTERNOON...

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

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

* WHEN...Until 9 AM PST Friday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

PZZ470-210645-
/O.EXP.KEKA.SC.Y.0128.000000T0000Z-251120T2300Z/
/O.CON.KEKA.SE.W.0037.251120T2300Z-251121T1700Z/
Pt St George to Cape Mendocino 10 to 60 nm-
232 PM PST Thu Nov 20 2025

...HAZARDOUS SEAS WARNING REMAINS IN EFFECT UNTIL 9 AM PST
FRIDAY...
...SMALL CRAFT ADVISORY WILL EXPIRE AT 3 PM PST THIS AFTERNOON...

* WHAT...Very steep and hazardous seas 13 to 16 feet expected.

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

* WHEN...Until 9 AM PST Friday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

PZZ475-210645-
/O.EXP.KEKA.SC.Y.0128.000000T0000Z-251120T2300Z/
/O.CON.KEKA.SE.W.0037.251120T2300Z-251121T1700Z/
Cape Mendocino to Pt Arena 10 to 60 nm-
232 PM PST Thu Nov 20 2025

...HAZARDOUS SEAS WARNING REMAINS IN EFFECT UNTIL 9 AM PST
FRIDAY...
...SMALL CRAFT ADVISORY WILL EXPIRE AT 3 PM PST THIS AFTERNOON...

* WHAT...Very steep and hazardous seas 14 to 17 feet expected.

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

* WHEN...Until 9 AM PST Friday.

* 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.

&&

$$