358
WHUS76 KEKA 200432
MWWEKA

URGENT - MARINE WEATHER MESSAGE
National Weather Service Eureka CA
932 PM PDT Tue Aug 19 2025

PZZ455-201245-
/O.EXB.KEKA.SC.Y.0088.250820T2300Z-250822T0900Z/
Cape Mendocino to Pt Arena out 10 nm-
932 PM PDT Tue Aug 19 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM 4 PM WEDNESDAY TO 2 AM PDT
FRIDAY...

* WHAT...Northwest 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...From 4 PM Wednesday to 2 AM PDT Friday.

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

* ADDITIONAL DETAILS...The strongest winds are expected to be in
  the lee of Cape Mendocino.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

PZZ470-201245-
/O.EXT.KEKA.SC.Y.0088.250821T0600Z-250823T0500Z/
Pt St George to Cape Mendocino 10 to 60 nm-
932 PM PDT Tue Aug 19 2025

...SMALL CRAFT ADVISORY NOW IN EFFECT FROM 11 PM WEDNESDAY TO
10 PM PDT FRIDAY...

* WHAT...North winds 15 to 25 kt with local gusts up to 35 kt and
  steep seas 7 to 10 feet expected.

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

* WHEN...From 11 PM Wednesday to 10 PM PDT 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.

&&

$$

PZZ475-201245-
/O.EXT.KEKA.SC.Y.0088.250820T0600Z-250823T1100Z/
Cape Mendocino to Pt Arena 10 to 60 nm-
932 PM PDT Tue Aug 19 2025

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 4 AM PDT SATURDAY...

* WHAT...North winds 15 to 25 kt with local gusts up to 35 kt and
  steep seas 7 to 10 feet expected.

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

* WHEN...Until 4 AM PDT 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.

&&

$$