Noyo Harbor, CA Coastal Forecast

FZUS56 KEKA 180921
CWFEKA

Coastal Waters Forecast for Northwest California
National Weather Service Eureka CA
221 AM PDT Tue Aug 18 2026

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

PZZ400-182215-
221 AM PDT Tue Aug 18 2026

.SYNOPSIS FOR NORTHERN CALIFORNIA WATERS...Moderate to fresh
northerly breezes continue. Closer to the coast lighter winds are
expected with some local southerly winds up to 15 kt again this
evening and tonight. Northerly winds increase 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.

$$

PZZ450-182215-
Coastal waters from Pt. St. George to Cape Mendocino CA out 10 nm-
221 AM PDT Tue Aug 18 2026

.TODAY...NW wind 5 to 10 kt, rising to 10 to 15 kt this
afternoon. Seas 5 ft. Wave Detail: NW 5 ft at 7 seconds
and SW 2 ft at 14 seconds. Patchy dense fog this morning.
.TONIGHT...NW wind 5 to 10 kt. Seas 5 ft. Wave Detail: NW
5 ft at 8 seconds and SW 2 ft at 14 seconds. Patchy dense fog.
.WED...NW wind 5 to 10 kt. Seas 6 ft. Wave Detail: NW 6 ft
at 8 seconds and SW 2 ft at 14 seconds. Patchy dense fog.
.WED NIGHT...NW wind 5 to 10 kt. Seas 5 ft. Wave Detail:
NW 5 ft at 9 seconds and SW 2 ft at 15 seconds.
.THU...NW wind 5 to 10 kt. Seas 5 ft. Wave Detail: NW 5 ft
at 9 seconds and SW 2 ft at 15 seconds.
.THU NIGHT...N wind 5 kt. Seas 4 ft. Wave Detail:
NW 4 ft at 9 seconds and SW 2 ft at 15 seconds.
.FRI...NW wind 5 kt. Seas 4 ft. Wave Detail: NW
3 ft at 9 seconds and SW 1 foot at 14 seconds.
.FRI NIGHT...N wind 5 kt. Seas 3 ft. Wave Detail:
NW 3 ft at 9 seconds and SW 1 foot at 14 seconds.
.SAT...N wind 5 to 10 kt. Seas 3 ft. Wave Detail: NW 3 ft
at 9 seconds and SW 1 foot at 14 seconds.
.SAT NIGHT...N wind 10 to 15 kt. Seas 5 ft. Wave Detail:
NW 5 ft at 7 seconds and SW 1 foot at 14 seconds.

$$

PZZ470-182215-
Waters from Pt. St. George to Cape Mendocino CA from 10 to 60 nm-
221 AM PDT Tue Aug 18 2026

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

.TODAY...N wind 15 to 20 kt. Seas 7 ft. Wave Detail: N
7 ft at 7 seconds and S 3 ft at 14 seconds.
.TONIGHT...N wind 20 to 25 kt. Seas 7 ft. Wave Detail: N
7 ft at 8 seconds and S 2 ft at 14 seconds.
.WED...N wind 20 to 25 kt. Seas 8 ft. Wave Detail: N 8 ft
at 8 seconds and S 2 ft at 14 seconds.
.WED NIGHT...N wind 15 to 20 kt. Seas 7 ft. Wave Detail: N
7 ft at 8 seconds and S 2 ft at 15 seconds.
.THU...N wind 10 to 15 kt. Seas 6 ft. Wave Detail: NW 6 ft
at 8 seconds and S 2 ft at 15 seconds.
.THU NIGHT...N wind 5 to 10 kt. Seas 5 ft. Wave Detail: NW
5 ft at 9 seconds and S 2 ft at 15 seconds.
.FRI...NW wind 5 kt. Seas 4 ft. Wave Detail: NW
4 ft at 9 seconds and S 2 ft at 14 seconds.
.FRI NIGHT...N wind 5 to 10 kt. Seas 4 ft. Wave Detail: NW
4 ft at 9 seconds and S 2 ft at 14 seconds.
.SAT...N wind 10 to 15 kt. Seas 4 ft. Wave Detail: NW 4 ft
at 8 seconds and S 2 ft at 14 seconds.
.SAT NIGHT...N wind 20 to 25 kt. Seas 7 ft. Wave Detail: N
7 ft at 7 seconds and S 2 ft at 14 seconds.

$$

PZZ455-182215-
Coastal waters from Cape Mendocino to Pt. Arena CA out 10 nm-
221 AM PDT Tue Aug 18 2026

...SMALL CRAFT ADVISORY IN EFFECT FROM THIS AFTERNOON THROUGH
WEDNESDAY EVENING...

.TODAY...N wind 15 to 20 kt. Gusts up to 35 kt this afternoon.
Seas 6 ft. Wave Detail: NW 6 ft at 7 seconds and S 2 ft at
14 seconds. Patchy dense fog this morning.
.TONIGHT...NW wind 15 to 20 kt. Seas 6 ft. Wave Detail: NW
6 ft at 8 seconds and S 2 ft at 14 seconds. Patchy dense fog.
.WED...NW wind 15 to 20 kt. Seas 7 ft. Wave Detail: NW
7 ft at 8 seconds and S 2 ft at 15 seconds.
.WED NIGHT...NW wind 15 to 20 kt. Seas 6 ft. Wave Detail:
NW 6 ft at 8 seconds and S 2 ft at 15 seconds.
.THU...NW wind 10 to 15 kt. Seas 6 ft. Wave Detail: NW
6 ft at 8 seconds and S 2 ft at 15 seconds.
.THU NIGHT...NW wind 10 to 15 kt. Seas 5 ft. Wave Detail:
NW 5 ft at 8 seconds and S 2 ft at 15 seconds.
.FRI...NW wind 10 to 15 kt. Seas 4 ft. Wave Detail: NW
4 ft at 8 seconds and S 2 ft at 14 seconds.
.FRI NIGHT...N wind 10 to 15 kt. Seas 5 ft. Wave Detail:
NW 4 ft at 7 seconds and S 2 ft at 14 seconds.
.SAT...NW wind 15 to 20 kt. Seas 4 ft. Wave Detail: NW
4 ft at 7 seconds and S 2 ft at 14 seconds.
.SAT 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.

$$

PZZ475-182215-
Waters from Cape Mendocino to Pt. Arena CA from 10 to 60 nm-
221 AM PDT Tue Aug 18 2026

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

.TODAY...N wind 20 to 25 kt. Gusts up to 35 kt this afternoon.
Seas 8 ft. Wave Detail: N 8 ft at 7 seconds and S 2 ft at
14 seconds.
.TONIGHT...N wind 20 to 25 kt. Seas 8 ft. Wave Detail: NW
8 ft at 8 seconds and S 3 ft at 14 seconds.
.WED...N wind 20 to 25 kt. Seas 9 ft. Wave Detail: N 9 ft
at 8 seconds and S 2 ft at 15 seconds.
.WED NIGHT...N wind 20 to 25 kt. Seas 8 ft. Wave Detail: N
8 ft at 8 seconds and S 2 ft at 15 seconds.
.THU...NW wind 15 to 20 kt. Seas 7 ft. Wave Detail: NW
7 ft at 8 seconds and S 2 ft at 15 seconds.
.THU NIGHT...NW wind 10 to 15 kt. Seas 5 ft. Wave Detail:
NW 5 ft at 8 seconds and S 2 ft at 15 seconds.
.FRI...NW wind 10 to 15 kt. Seas 5 ft. Wave Detail: NW
5 ft at 8 seconds and S 2 ft at 14 seconds.
.FRI NIGHT...N wind 15 to 20 kt. Seas 5 ft. Wave Detail:
NW 5 ft at 8 seconds and S 2 ft at 14 seconds.
.SAT...N wind 15 to 20 kt. Seas 5 ft. Wave Detail: NW 5 ft
at 7 seconds and S 2 ft at 14 seconds.
.SAT NIGHT...N wind 20 to 25 kt. Seas 7 ft. Wave Detail:
NW 7 ft at 7 seconds and S 2 ft at 14 seconds.

$$