387
FZUS56 KEKA 212117
CWFEKA

Coastal Waters Forecast for Northwest California
National Weather Service Eureka CA
217 PM PDT Fri Aug 21 2026

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

PZZ400-221030-
217 PM PDT Fri Aug 21 2026

.SYNOPSIS FOR NORTHERN CALIFORNIA WATERS...Unusually calm seas
and light to gentle breezes are expected through early Saturday.
Moderate northerly winds return to the outer waters Saturday
afternoon and increase through Sunday with localized gusts near
Gale, south of Cape Mendocino and fanning out into the southern
outer waters. A small craft advisory has been hoisted for the
southern waters late Saturday night/early Sunday morning as well
as the northern outer waters which start Sunday evening.


$$

PZZ450-221030-
Coastal waters from Pt. St. George to Cape Mendocino CA out 10 nm-
217 PM PDT Fri Aug 21 2026

.TONIGHT...SE wind 5 kt. Seas 3 ft. Wave Detail: NW
3 ft at 8 seconds and W 2 ft at 10 seconds. Patchy fog this
evening.
.SAT...W wind 5 kt. Seas 3 ft. Wave Detail: NW 2 ft
at 8 seconds and W 2 ft at 10 seconds.
.SAT NIGHT...N wind 5 to 10 kt. Seas 3 ft. Wave Detail: NW
3 ft at 9 seconds and SW 1 foot at 14 seconds.
.SUN...N wind 10 to 15 kt. Seas 4 ft. Wave Detail: NW 4 ft
at 7 seconds and W 3 ft at 10 seconds.
.SUN NIGHT...N wind 5 to 10 kt. Seas 5 ft. Wave Detail: NW
5 ft at 7 seconds and W 1 foot at 11 seconds.
.MON...SW wind 5 kt. Seas 5 ft. Wave Detail: NW
5 ft at 8 seconds and SW 1 foot at 17 seconds.
.MON NIGHT...SW wind 5 kt. Seas 4 ft. Wave Detail:
NW 4 ft at 7 seconds and SW 1 foot at 16 seconds.
.TUE...SW wind 5 kt. Seas 3 ft. Wave Detail: NW
3 ft at 7 seconds and W 1 foot at 10 seconds.
.TUE NIGHT...N wind 5 kt. Seas 3 ft. Wave Detail:
NW 2 ft at 6 seconds and SW 2 ft at 15 seconds.
.WED...N wind 5 to 10 kt. Seas 3 ft. Wave Detail: NW 2 ft
at 6 seconds and W 2 ft at 10 seconds.
.WED NIGHT...N wind 5 to 10 kt. Seas 3 ft. Wave Detail: NW
3 ft at 5 seconds and W 2 ft at 10 seconds.

$$

PZZ470-221030-
Waters from Pt. St. George to Cape Mendocino CA from 10 to 60 nm-
217 PM PDT Fri Aug 21 2026

...SMALL CRAFT ADVISORY IN EFFECT FROM SUNDAY EVENING THROUGH
LATE SUNDAY NIGHT...

.TONIGHT...S wind 5 kt. Seas 4 ft. Wave Detail: NW
3 ft at 8 seconds and W 2 ft at 10 seconds. Patchy dense fog
after midnight.
.SAT...W wind 5 to 10 kt. Seas 4 ft. Wave Detail: NW 2 ft
at 8 seconds and W 2 ft at 10 seconds.
.SAT NIGHT...N wind 10 to 15 kt. Seas 4 ft. Wave Detail:
NW 4 ft at 9 seconds and S 2 ft at 14 seconds.
.SUN...N wind 15 to 20 kt. Seas 5 ft. Wave Detail: NW 5 ft
at 7 seconds and W 1 foot at 11 seconds.
.SUN NIGHT...N wind 20 to 25 kt. Seas 7 ft. Wave Detail:
NW 7 ft at 7 seconds and S 2 ft at 16 seconds.
.MON...N wind 15 to 20 kt. Seas 7 ft. Wave Detail: NW 7 ft
at 7 seconds and S 2 ft at 15 seconds.
.MON NIGHT...N wind 5 to 10 kt. Seas 5 ft. Wave Detail: NW
5 ft at 7 seconds and W 1 foot at 10 seconds.
.TUE...N wind 5 to 10 kt. Seas 5 ft. Wave Detail: NW 4 ft
at 7 seconds and W 1 foot at 10 seconds.
.TUE NIGHT...N wind 5 to 10 kt. Seas 4 ft. Wave Detail: NW
3 ft at 6 seconds and S 3 ft at 15 seconds.
.WED...N wind 10 to 15 kt. Seas 4 ft. Wave Detail: N 3 ft
at 6 seconds and W 2 ft at 10 seconds.
.WED NIGHT...N wind 15 to 20 kt. Seas 5 ft. Wave Detail: N
4 ft at 5 seconds and W 2 ft at 10 seconds.

$$

PZZ455-221030-
Coastal waters from Cape Mendocino to Pt. Arena CA out 10 nm-
217 PM PDT Fri Aug 21 2026

...SMALL CRAFT ADVISORY IN EFFECT FROM LATE SATURDAY NIGHT
THROUGH LATE SUNDAY NIGHT...

.TONIGHT...NW wind 5 kt, becoming 5 to 10 kt after
midnight. Seas 4 ft. Wave Detail: NW 2 ft at 8 seconds and
W 3 ft at 10 seconds. Patchy dense fog this evening.
.SAT...NW wind 10 to 15 kt. Seas 4 ft. Wave Detail: NW
3 ft at 7 seconds and W 2 ft at 10 seconds.
.SAT NIGHT...NW wind 15 to 20 kt. Seas 5 ft. Wave Detail:
NW 5 ft at 6 seconds and W 2 ft at 9 seconds.
.SUN...NW wind 15 to 20 kt with gusts up to 35 kt. Seas
5 ft. Wave Detail: NW 5 ft at 7 seconds and W 1 foot at
10 seconds.
.SUN NIGHT...NW wind 10 to 15 kt. Seas 6 ft. Wave Detail:
NW 6 ft at 7 seconds and S 2 ft at 16 seconds.
.MON...SW wind 5 kt. Seas 4 ft. Wave Detail: NW
4 ft at 8 seconds and S 2 ft at 15 seconds.
.MON NIGHT...NW wind 5 kt. Seas 4 ft. Wave Detail:
NW 4 ft at 8 seconds and W 1 foot at 9 seconds. Patchy fog.
.TUE...NW wind 5 kt. Seas 3 ft. Wave Detail: NW
3 ft at 7 seconds and W 1 foot at 10 seconds.
.TUE NIGHT...N wind 10 to 15 kt. Seas 3 ft. Wave Detail:
NW 3 ft at 6 seconds and S 2 ft at 15 seconds.
.WED...NW wind 10 to 15 kt. Seas 4 ft. Wave Detail: NW
4 ft at 6 seconds and W 2 ft at 11 seconds.
.WED NIGHT...N wind 10 to 15 kt. Seas 6 ft. Wave Detail:
NW 5 ft at 7 seconds and W 2 ft at 11 seconds.

$$

PZZ475-221030-
Waters from Cape Mendocino to Pt. Arena CA from 10 to 60 nm-
217 PM PDT Fri Aug 21 2026

...SMALL CRAFT ADVISORY IN EFFECT FROM LATE SATURDAY NIGHT
THROUGH LATE SUNDAY NIGHT...

.TONIGHT...NW wind 5 to 10 kt. Seas 4 ft. Wave Detail: NW
3 ft at 8 seconds and W 2 ft at 10 seconds. Patchy dense fog this
evening.
.SAT...NW wind 10 to 15 kt. Seas 4 ft. Wave Detail: NW
3 ft at 8 seconds and W 2 ft at 10 seconds.
.SAT NIGHT...NW wind 15 to 20 kt. Seas 5 ft. Wave Detail:
NW 5 ft at 6 seconds and W 3 ft at 9 seconds.
.SUN...N wind 20 to 25 kt. Seas 7 ft. Wave Detail: NW 7 ft
at 7 seconds and S 2 ft at 15 seconds.
.SUN NIGHT...N wind 20 to 25 kt. Seas 7 ft. Wave Detail:
NW 7 ft at 7 seconds and S 2 ft at 16 seconds.
.MON...NW wind 10 to 15 kt. Seas 6 ft. Wave Detail: NW
6 ft at 8 seconds and S 2 ft at 15 seconds.
.MON NIGHT...N wind 5 to 10 kt. Seas 5 ft. Wave Detail: NW
5 ft at 8 seconds and W 1 foot at 10 seconds.
.TUE...NW wind 5 to 10 kt. Seas 5 ft. Wave Detail: NW 4 ft
at 7 seconds and W 1 foot at 10 seconds.
.TUE NIGHT...N wind 10 to 15 kt. Seas 5 ft. Wave Detail:
NW 4 ft at 6 seconds and S 3 ft at 14 seconds.
.WED...N wind 15 to 20 kt. Seas 5 ft. Wave Detail: N 5 ft
at 6 seconds and W 2 ft at 11 seconds.
.WED NIGHT...N wind 15 to 20 kt. Seas 7 ft. Wave Detail: N
7 ft at 6 seconds and W 2 ft at 12 seconds.

$$