047
FZUS56 KEKA 170400
CWFEKA

Coastal Waters Forecast for Northwest California
National Weather Service Eureka CA
900 PM PDT Sun Aug 16 2026

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

PZZ400-171615-
900 PM PDT Sun Aug 16 2026

.SYNOPSIS FOR NORTHERN CALIFORNIA WATERS...Northerly winds and
seas will build late through the night. Nearshore waters will
likely experience local southerly winds and gusts up to 15 kts
again this evening and overnight. The northerly winds are expected
to slightly diminish Monday afternoon before increasing again
Tuesday. A small long period south swell up to 3 feet will persist
through early in the week. Winds are expected to diminish again
late in the week.

$$

PZZ450-171615-
Coastal waters from Pt. St. George to Cape Mendocino CA out 10 nm-
900 PM PDT Sun Aug 16 2026

.REST OF TONIGHT...NW wind 5 to 10 kt, backing to S. Seas
4 ft. Wave Detail: NW 4 ft at 7 seconds and SW 2 ft at
15 seconds. Patchy dense fog.
.MON...NW wind 5 to 10 kt. Seas 5 ft. Wave Detail: NW 5 ft
at 8 seconds and SW 2 ft at 15 seconds.
.MON NIGHT...NW wind 5 to 10 kt. Seas 5 ft. Wave Detail:
NW 5 ft at 7 seconds and SW 2 ft at 15 seconds. Patchy dense fog.
.TUE...NW wind 10 to 15 kt. Seas 4 ft. Wave Detail: NW
4 ft at 5 seconds and SW 2 ft at 14 seconds.
.TUE NIGHT...N wind 5 to 10 kt. Seas 4 ft. Wave Detail: NW
4 ft at 6 seconds and W 2 ft at 14 seconds.
.WED...NW wind 5 to 10 kt. Seas 5 ft. Wave Detail: NW 5 ft
at 6 seconds and W 3 ft at 13 seconds.
.WED NIGHT...N wind 5 to 10 kt. Seas 6 ft. Wave Detail: NW
4 ft at 7 seconds and W 3 ft at 12 seconds.
.THU...NW wind 5 kt. Seas 5 ft. Wave Detail: NW
4 ft at 7 seconds and W 3 ft at 12 seconds.
.THU NIGHT...N wind 5 kt. Seas 4 ft. Wave Detail:
NW 3 ft at 7 seconds and W 4 ft at 11 seconds. Patchy fog.
.FRI...NW wind 5 kt. Seas 4 ft. Wave Detail: NW
3 ft at 7 seconds and W 3 ft at 10 seconds.
.FRI NIGHT...N wind 5 kt. Seas 4 ft. Wave Detail:
NW 3 ft at 7 seconds and W 3 ft at 10 seconds.

$$

PZZ470-171615-
Waters from Pt. St. George to Cape Mendocino CA from 10 to 60 nm-
900 PM PDT Sun Aug 16 2026

...SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY EVENING...

.REST OF TONIGHT...N wind 20 to 25 kt. Seas 7 ft. Wave
Detail: NW 7 ft at 7 seconds and S 3 ft at 15 seconds.
.MON...N wind 20 to 25 kt. Seas 8 ft. Wave Detail: N 8 ft
at 8 seconds and S 3 ft at 15 seconds.
.MON NIGHT...N wind 15 to 20 kt. Seas 7 ft. Wave Detail:
NW 7 ft at 7 seconds and SW 3 ft at 15 seconds.
.TUE...N wind 15 to 20 kt. Seas 6 ft. Wave Detail: NW 6 ft
at 6 seconds and S 2 ft at 14 seconds.
.TUE NIGHT...N wind 20 to 25 kt. Seas 7 ft. Wave Detail:
NW 7 ft at 7 seconds and W 2 ft at 14 seconds.
.WED...N wind 15 to 20 kt. Seas 8 ft. Wave Detail: N 8 ft
at 7 seconds and W 3 ft at 13 seconds.
.WED NIGHT...N wind 10 to 15 kt. Seas 7 ft. Wave Detail: N
6 ft at 7 seconds and W 3 ft at 12 seconds.
.THU...N wind 5 to 10 kt. Seas 6 ft. Wave Detail: NW 5 ft
at 7 seconds and W 3 ft at 12 seconds.
.THU NIGHT...N wind 5 kt. Seas 5 ft. Wave Detail:
NW 4 ft at 7 seconds and W 3 ft at 11 seconds.
.FRI...NW wind 5 kt. Seas 5 ft. Wave Detail: NW
3 ft at 7 seconds and W 3 ft at 10 seconds.
.FRI NIGHT...N wind 5 to 10 kt. Seas 5 ft. Wave Detail: NW
4 ft at 7 seconds and W 3 ft at 10 seconds.

$$

PZZ455-171615-
Coastal waters from Cape Mendocino to Pt. Arena CA out 10 nm-
900 PM PDT Sun Aug 16 2026

.REST OF TONIGHT...N wind 20 to 25 kt. Seas 6 ft. Wave
Detail: NW 5 ft at 7 seconds and S 3 ft at 15 seconds. Patchy
dense fog.
.MON...NW wind 10 to 15 kt. Seas 6 ft. Wave Detail: NW
5 ft at 8 seconds and S 3 ft at 15 seconds. Patchy dense fog.
.MON NIGHT...NW wind 15 to 20 kt. Seas 5 ft. Wave Detail:
NW 5 ft at 8 seconds and SW 2 ft at 14 seconds. Patchy dense fog.
.TUE...NW wind 20 to 25 kt with gusts up to 40 kt. Seas
5 ft. Wave Detail: NW 5 ft at 6 seconds and SW 2 ft at
14 seconds.
.TUE NIGHT...NW wind 15 to 20 kt. Seas 6 ft. Wave Detail:
NW 6 ft at 7 seconds and SW 2 ft at 14 seconds.
.WED...NW wind 15 to 20 kt. Seas 6 ft. Wave Detail: NW
6 ft at 7 seconds and W 2 ft at 13 seconds.
.WED NIGHT...NW wind 15 to 20 kt. Seas 7 ft. Wave Detail:
NW 6 ft at 7 seconds and W 3 ft at 12 seconds.
.THU...NW wind 10 to 15 kt. Seas 6 ft. Wave Detail: NW
5 ft at 7 seconds and W 3 ft at 12 seconds.
.THU NIGHT...NW wind 10 to 15 kt. Seas 6 ft. Wave Detail:
NW 5 ft at 7 seconds and W 3 ft at 11 seconds.
.FRI...NW wind 10 to 15 kt. Seas 4 ft. Wave Detail: NW
4 ft at 7 seconds and W 2 ft at 11 seconds.
.FRI NIGHT...N wind 10 to 15 kt. Seas 5 ft. Wave Detail:
NW 4 ft at 6 seconds and W 2 ft at 10 seconds.

$$

PZZ475-171615-
Waters from Cape Mendocino to Pt. Arena CA from 10 to 60 nm-
900 PM PDT Sun Aug 16 2026

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

.REST OF TONIGHT...N wind 20 to 25 kt. Seas 7 ft. Wave
Detail: N 7 ft at 7 seconds and S 3 ft at 15 seconds.
.MON...N wind 15 to 20 kt. Seas 8 ft. Wave Detail: N 7 ft
at 8 seconds and S 3 ft at 15 seconds.
.MON NIGHT...N wind 20 to 25 kt. Seas 7 ft. Wave Detail:
NW 7 ft at 8 seconds and S 3 ft at 14 seconds.
.TUE...N wind 20 to 25 kt with gusts up to 35 kt. Seas
7 ft. Wave Detail: N 7 ft at 7 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 and NW 2 ft at 14 seconds.
.WED...N wind 20 to 25 kt. Seas 8 ft. Wave Detail: N 8 ft
at 8 seconds and W 3 ft at 13 seconds.
.WED NIGHT...N wind 15 to 20 kt. Seas 8 ft. Wave Detail: N
8 ft at 7 seconds and W 3 ft at 12 seconds.
.THU...NW wind 10 to 15 kt. Seas 8 ft. Wave Detail: N 7 ft
at 7 seconds and W 3 ft at 12 seconds.
.THU NIGHT...NW wind 10 to 15 kt. Seas 6 ft. Wave Detail:
NW 6 ft at 7 seconds and W 3 ft at 11 seconds.
.FRI...NW wind 10 to 15 kt. Seas 6 ft. Wave Detail: NW
5 ft at 7 seconds and W 2 ft at 11 seconds.
.FRI NIGHT...NW wind 10 to 15 kt. Seas 6 ft. Wave Detail:
NW 5 ft at 7 seconds and W 2 ft at 10 seconds.

$$