Coastal Waters Forecast
Issued by NWS Eureka, CA

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931
FZUS56 KEKA 201642
CWFEKA

Coastal Waters Forecast for Northwest California
National Weather Service Eureka CA
942 AM PDT Sun Sep 20 2026

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

PZZ400-210530-
942 AM PDT Sun Sep 20 2026

.SYNOPSIS FOR NORTHERN CALIFORNIA WATERS...Fresh northerly
breezes remain for the outer waters with the strongest winds
south of Cape Mendocino through the weekend. Short- period wind
waves will build across all outer zones through early next week.
Near gale conditions are possible for the southern outer waters
around Tuesday. Hazardous conditions for small craft will persist
across the southern waters and northern outer waters through
Monday afternoon.

$$

PZZ450-210530-
Coastal waters from Pt. St. George to Cape Mendocino CA out 10 nm-
942 AM PDT Sun Sep 20 2026

.REST OF TODAY...N wind 5 to 10 kt. Seas 4 ft. Wave
Detail: NW 4 ft at 7 seconds and SW 2 ft at 16 seconds.
.TONIGHT...N wind 5 to 10 kt. Seas 5 ft. Wave Detail: NW
5 ft at 7 seconds and SW 2 ft at 17 seconds.
.MON...N wind 10 to 15 kt. Seas 5 ft. Wave Detail: NW 5 ft
at 7 seconds and SW 2 ft at 18 seconds. Patchy dense fog.
.MON NIGHT...N wind 10 to 15 kt. Seas 6 ft. Wave Detail:
NW 6 ft at 8 seconds and W 3 ft at 16 seconds.
.TUE...N wind 10 to 15 kt. Seas 7 ft. Wave Detail: NW 7 ft
at 12 seconds and SW 2 ft at 17 seconds.
.TUE NIGHT...N wind 10 to 15 kt. Seas 7 ft. Wave Detail:
NW 7 ft at 12 seconds and SW 2 ft at 16 seconds.
.WED...N wind 10 to 15 kt. Seas 7 ft. Wave Detail: NW 7 ft
at 11 seconds and SW 2 ft at 16 seconds.
.WED NIGHT...N wind 5 to 10 kt. Seas 6 ft. Wave Detail: NW
6 ft at 11 seconds and SW 2 ft at 15 seconds.
.THU...W wind 5 kt. Seas 6 ft. Wave Detail: NW 6 ft
at 10 seconds and SW 2 ft at 15 seconds.
.THU NIGHT...N wind 5 to 10 kt. Seas 5 ft. Wave Detail: NW
5 ft at 11 seconds and SW 2 ft at 14 seconds. A chance of rain.

$$

PZZ470-210530-
Waters from Pt. St. George to Cape Mendocino CA from 10 to 60 nm-
942 AM PDT Sun Sep 20 2026

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

.REST OF TODAY...N wind 15 to 20 kt. Seas 6 ft. Wave
Detail: N 6 ft at 6 seconds and SW 2 ft at 15 seconds.
.TONIGHT...N wind 15 to 20 kt. Seas 7 ft. Wave Detail: N
6 ft at 7 seconds and SW 2 ft at 16 seconds.
.MON...N wind 15 to 20 kt. Seas 7 ft. Wave Detail: N 7 ft
at 7 seconds and SW 2 ft at 17 seconds.
.MON NIGHT...N wind 20 to 25 kt. Seas 8 ft. Wave Detail: N
8 ft at 9 seconds and W 3 ft at 17 seconds.
.TUE...N wind 20 to 25 kt. Seas 10 ft. Wave Detail: N 9 ft
at 9 seconds and SW 2 ft at 17 seconds.
.TUE NIGHT...N wind 20 to 25 kt. Seas 9 ft. Wave Detail: N
9 ft at 9 seconds and SW 2 ft at 16 seconds.
.WED...N wind 15 to 20 kt. Seas 8 ft. Wave Detail: N 8 ft
at 8 seconds and SW 2 ft at 15 seconds.
.WED NIGHT...N wind 15 to 20 kt. Seas 8 ft. Wave Detail: N
8 ft at 8 seconds and SW 2 ft at 15 seconds.
.THU...N wind 10 to 15 kt. Seas 7 ft. Wave Detail: N 7 ft
at 10 seconds and SW 2 ft at 15 seconds.
.THU NIGHT...N wind 10 to 15 kt. Seas 6 ft. Wave Detail:
NW 6 ft at 10 seconds and SW 2 ft at 14 seconds. A chance of
rain.

$$

PZZ455-210530-
Coastal waters from Cape Mendocino to Pt. Arena CA out 10 nm-
942 AM PDT Sun Sep 20 2026

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

.REST OF TODAY...N wind 15 to 20 kt. Seas 6 ft. Wave
Detail: NW 6 ft at 7 seconds and SW 2 ft at 15 seconds.
.TONIGHT...N wind 15 to 20 kt. Seas 5 ft. Wave Detail: NW
5 ft at 7 seconds and SW 2 ft at 17 seconds.
.MON...NW wind 15 to 20 kt with gusts up to 35 kt. Seas
6 ft. Wave Detail: NW 6 ft at 7 seconds and SW 2 ft at
17 seconds.
.MON NIGHT...N wind 20 to 25 kt with gusts up to 35 kt. Seas
around 7 ft. Wave Detail: NW 7 ft at 7 seconds and W 3 ft at
17 seconds.
.TUE...NW wind 20 to 25 kt with gusts up to 40 kt. Seas
8 ft. Wave Detail: NW 8 ft at 9 seconds and SW 2 ft at
16 seconds.
.TUE NIGHT...N wind 20 to 25 kt with gusts up to 35 kt. Seas
around 8 ft. Wave Detail: NW 8 ft at 10 seconds and SW 2 ft at
16 seconds.
.WED...N wind 20 to 25 kt. Seas 8 ft. Wave Detail: NW 8 ft
at 9 seconds and SW 2 ft at 15 seconds.
.WED NIGHT...N wind 15 to 20 kt. Seas 7 ft. Wave Detail:
NW 7 ft at 9 seconds and SW 2 ft at 15 seconds.
.THU...NW wind 10 to 15 kt. Seas 7 ft. Wave Detail: NW
7 ft at 10 seconds and SW 2 ft at 15 seconds.
.THU NIGHT...N wind 10 to 15 kt. Seas 6 ft. Wave Detail:
NW 6 ft at 10 seconds and S 2 ft at 14 seconds.

$$

PZZ475-210530-
Waters from Cape Mendocino to Pt. Arena CA from 10 to 60 nm-
942 AM PDT Sun Sep 20 2026

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

.REST OF TODAY...N wind 20 to 25 kt. Seas 7 ft. Wave
Detail: N 7 ft at 7 seconds and SW 2 ft at 15 seconds.
.TONIGHT...N wind 20 to 25 kt. Seas 8 ft. Wave Detail: N
8 ft at 7 seconds and SW 2 ft at 16 seconds.
.MON...N wind 20 to 25 kt. Seas 8 ft. Wave Detail: N 8 ft
at 7 seconds and SW 2 ft at 16 seconds.
.MON NIGHT...N wind 20 to 25 kt with gusts up to 35 kt. Seas
around 9 ft. Wave Detail: N 9 ft at 8 seconds and W 4 ft at
16 seconds.
.TUE...N wind 25 to 30 kt. Seas 10 ft. Wave Detail: N
10 ft at 9 seconds and SW 2 ft at 16 seconds.
.TUE NIGHT...N wind 25 kt with gusts up to 35 kt. Seas
around 10 ft. Wave Detail: N 10 ft at 9 seconds and SW 2 ft at
16 seconds.
.WED...N wind 20 to 25 kt. Seas 10 ft. Wave Detail: N
10 ft at 9 seconds and SW 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 SW 2 ft at 15 seconds.
.THU...NW wind 15 to 20 kt. Seas 8 ft. Wave Detail: N 8 ft
at 10 seconds and SW 2 ft at 15 seconds.
.THU NIGHT...NW wind 15 to 20 kt. Seas 7 ft. Wave Detail:
NW 7 ft at 10 seconds and S 2 ft at 14 seconds.

$$