284
FZUS56 KEKA 212219
CWFEKA

Coastal Waters Forecast for Northwest California
National Weather Service Eureka CA
319 PM PDT Thu Aug 21 2025

WATERS FROM PT ST GEORGE TO PT ARENA AND OUT 60 NM

PZZ400-221115-
319 PM PDT Thu Aug 21 2025

.SYNOPSIS FOR NORTHERN CALIFORNIA WATERS....Strong northerlies
will continue through Friday with occasional gale force gusts in
the southern outer waters, in the lee of Cape Mendocino and near
Pt St George during the afternoons and evenings. Steep seas are
forecast to continue building through today and remain through
Friday, especially for the outer waters. Winds and seas start to
gradually ease this weekend. A small and longer period SW swell is
forecast to persist through the weekend.

$$

PZZ450-221115-
Pt St George to Cape Mendocino out 10 nm-
319 PM PDT Thu Aug 21 2025

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT...

.TONIGHT...W wind 10 to 15 kt, becoming S 5 to 10 kt after
midnight. Seas 6 ft. Wave Detail: NW 6 ft at 7 seconds.
.FRI...NW wind 5 to 10 kt. Seas 6 ft. Wave Detail: NW 6 ft
at 7 seconds.
.FRI NIGHT...NW wind 5 to 10 kt. Seas 5 ft. Wave Detail:
NW 4 ft at 7 seconds.
.SAT...NW wind 5 kt. Seas 4 ft. Wave Detail: NW
4 ft at 7 seconds. Patchy dense fog.
.SAT NIGHT...N wind 5 kt. Seas 4 ft. Wave Detail:
NW 3 ft at 7 seconds. Patchy dense fog.
.SUN...NW wind 5 to 10 kt. Seas 3 ft. Wave Detail: NW 3 ft
at 7 seconds. Patchy dense fog.
.SUN NIGHT...N wind 5 to 10 kt. Seas 4 ft. Wave Detail: NW
4 ft at 7 seconds.
.MON...N wind 10 to 15 kt. Seas 4 ft. Wave Detail: NW 4 ft
at 7 seconds.
.MON NIGHT...N wind 10 to 15 kt. Seas 5 ft. Wave Detail:
NW 5 ft at 7 seconds.
.TUE...N wind 10 to 15 kt. Seas 5 ft. Wave Detail: NW 5 ft
at 7 seconds.
.TUE NIGHT...N wind 5 to 10 kt. Seas 6 ft. Wave Detail: NW
5 ft at 8 seconds.

$$

PZZ470-221115-
Pt St George to Cape Mendocino 10 to 60 nm-
319 PM PDT Thu Aug 21 2025

...SMALL CRAFT ADVISORY IN EFFECT THROUGH SATURDAY MORNING...

.TONIGHT...N wind 20 to 25 kt. Seas 9 ft. Wave Detail: N
9 ft at 8 seconds and S 2 ft at 15 seconds.
.FRI...NW wind 20 to 25 kt. Seas 8 ft. Wave Detail: N 8 ft
at 8 seconds.
.FRI NIGHT...N wind 15 to 20 kt. Seas 6 ft. Wave Detail:
NW 6 ft at 7 seconds and S 2 ft at 15 seconds.
.SAT...N wind 15 to 20 kt. Seas 6 ft. Wave Detail: NW 6 ft
at 6 seconds and S 2 ft at 15 seconds.
.SAT NIGHT...N wind 10 to 15 kt. Seas 5 ft. Wave Detail:
NW 5 ft at 6 seconds and S 2 ft at 15 seconds.
.SUN...N wind 10 to 15 kt. Seas 5 ft. Wave Detail: NW 5 ft
at 5 seconds and S 2 ft at 14 seconds.
.SUN NIGHT...N wind 15 to 20 kt. Seas 6 ft. Wave Detail:
NW 6 ft at 7 seconds and S 2 ft at 14 seconds.
.MON...N wind 20 to 25 kt. Seas 7 ft. Wave Detail: N 7 ft
at 7 seconds and S 2 ft at 14 seconds.
.MON NIGHT...N wind 20 to 25 kt. Seas 8 ft. Wave Detail: N
8 ft at 7 seconds and S 2 ft at 14 seconds.
.TUE...N wind 20 to 25 kt. Seas 9 ft. Wave Detail: N 9 ft
at 8 seconds and S 2 ft at 14 seconds.
.TUE NIGHT...N wind 20 to 25 kt. Seas 8 ft. Wave Detail: N
8 ft at 7 seconds.

$$

PZZ455-221115-
Cape Mendocino to Pt Arena out 10 nm-
319 PM PDT Thu Aug 21 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 2 AM PDT FRIDAY...

.TONIGHT...NW wind 20 to 25 kt with gusts up to 40 kt. Seas
around 7 ft. Wave Detail: N 7 ft at 8 seconds and SW 2 ft at
15 seconds.
.FRI...NW wind 15 to 20 kt. Seas 7 ft. Wave Detail: N 7 ft
at 7 seconds and SW 2 ft at 14 seconds.
.FRI NIGHT...NW wind 10 to 15 kt. Seas 6 ft. Wave Detail:
N 6 ft at 7 seconds and S 2 ft at 15 seconds.
.SAT...NW wind 10 to 15 kt. Seas 5 ft. Wave Detail: N 5 ft
at 7 seconds and S 2 ft at 15 seconds. Patchy dense fog.
.SAT NIGHT...NW wind 5 to 10 kt. Seas 4 ft. Wave Detail:
NW 4 ft at 5 seconds and S 2 ft at 15 seconds.
.SUN...NW wind 10 to 15 kt. Seas 4 ft. Wave Detail: N 4 ft
at 5 seconds and S 2 ft at 14 seconds. Patchy dense fog.
.SUN NIGHT...N wind 15 to 20 kt. Seas 5 ft. Wave Detail: N
5 ft at 6 seconds and S 2 ft at 14 seconds.
.MON...NW wind 15 to 20 kt. Seas 5 ft. Wave Detail: N 5 ft
at 6 seconds and S 2 ft at 14 seconds.
.MON NIGHT...N wind 15 to 20 kt. Seas 6 ft. Wave Detail: N
6 ft at 7 seconds.
.TUE...NW wind 10 to 15 kt. Seas 5 ft. Wave Detail: N 5 ft
at 7 seconds and S 1 foot at 14 seconds.
.TUE NIGHT...N wind 10 to 15 kt. Seas 6 ft. Wave Detail:
NW 4 ft at 8 seconds.

$$

PZZ475-221115-
Cape Mendocino to Pt Arena 10 to 60 nm-
319 PM PDT Thu Aug 21 2025

...GALE WARNING IN EFFECT UNTIL 11 PM PDT THIS EVENING...
...SMALL CRAFT ADVISORY IN EFFECT FROM 11 PM PDT THIS EVENING
THROUGH SATURDAY MORNING...

.TONIGHT...NW wind 20 to 25 kt. Seas 10 ft. Wave Detail: N
10 ft at 9 seconds and SW 2 ft at 15 seconds.
.FRI...NW wind 20 to 25 kt. Seas 9 ft. Wave Detail: N 9 ft
at 9 seconds and S 2 ft at 15 seconds.
.FRI NIGHT...NW wind 15 to 20 kt. Seas 8 ft. Wave Detail:
N 8 ft at 7 seconds and S 2 ft at 15 seconds.
.SAT...NW wind 15 to 20 kt. Seas 6 ft. Wave Detail: N 6 ft
at 7 seconds and S 2 ft at 15 seconds.
.SAT NIGHT...N wind 15 to 20 kt. Seas 6 ft. Wave Detail: N
6 ft at 5 seconds and S 2 ft at 15 seconds.
.SUN...N wind 15 to 20 kt. Seas 6 ft. Wave Detail: N 6 ft
at 5 seconds and S 2 ft at 14 seconds.
.SUN NIGHT...N wind 20 to 25 kt. Seas 6 ft. Wave Detail: N
6 ft at 6 seconds and S 2 ft at 14 seconds.
.MON...N wind 20 to 25 kt. Seas 8 ft. Wave Detail: N 8 ft
at 7 seconds and S 2 ft at 14 seconds.
.MON NIGHT...N wind 25 to 30 kt. Seas 9 ft. Wave Detail: N
9 ft at 8 seconds and S 2 ft at 14 seconds.
.TUE...N wind 20 to 25 kt. Seas 8 ft. Wave Detail: N 8 ft
at 8 seconds and S 2 ft at 14 seconds.
.TUE NIGHT...N wind 20 to 25 kt. Seas 8 ft. Wave Detail: N
8 ft at 8 seconds and S 2 ft at 18 seconds.

$$