Coastal Waters Forecast
Issued by NWS Eureka, CA

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FZUS56 KEKA 101425
CWFEKA

Coastal Waters Forecast for Northwest California
National Weather Service Eureka CA
725 AM PDT Fri Oct 10 2025

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

PZZ400-110315-
725 AM PDT Fri Oct 10 2025

.SYNOPSIS FOR NORTHERN CALIFORNIA WATERS...a Threat for
thunderstorms and strong gusty erratic winds will persist today
as a decaying low pressure system slowly tracks into the northern
waters. Gusty shower activity may continue overnight Friday and
possibly into Saturday morning, before more stable conditions and
northerly winds build by Sunday. A northwest swell around 4 to 6
ft at 10 seconds Friday will likely build to 5 to 7 ft on Sunday.

$$

PZZ450-110315-
Pt St George to Cape Mendocino out 10 nm-
725 AM PDT Fri Oct 10 2025

.TODAY...S wind 10 to 15 kt. Seas 6 ft. Wave Detail: S
4 ft at 5 seconds and NW 5 ft at 10 seconds. Showers with a
slight chance of tstms.
.TONIGHT...S wind 5 to 10 kt. Seas 5 ft. Wave Detail: S
3 ft at 4 seconds and NW 4 ft at 10 seconds. A chance of showers.
.SAT...S wind 5 to 10 kt. Seas 5 ft. Wave Detail: S 2 ft
at 4 seconds and NW 4 ft at 10 seconds. A chance of showers.
.SAT NIGHT...N wind 5 to 10 kt. Seas 5 ft. Wave Detail: W
5 ft at 10 seconds and NW 2 ft at 13 seconds.
.SUN...N wind 10 to 15 kt. Seas 7 ft. Wave Detail: NW 2 ft
at 5 seconds and NW 7 ft at 10 seconds.
.SUN NIGHT...N wind 5 to 10 kt. Seas 7 ft. Wave Detail: N
4 ft at 5 seconds and NW 7 ft at 10 seconds. A chance of showers.
.MON...S wind 5 to 10 kt. Seas 6 ft. Wave Detail: NW 6 ft
at 10 seconds. Showers likely.
.MON NIGHT...NE wind 5 to 10 kt. Seas 6 ft. Wave Detail:
NW 6 ft at 10 seconds. A chance of showers.
.TUE...N wind 5 to 10 kt. Seas 7 ft. Wave Detail: NW 7 ft
at 10 seconds and NW 2 ft at 18 seconds. A chance of showers.
.TUE NIGHT...N wind 5 to 10 kt. Seas 6 ft. Wave Detail: N
3 ft at 5 seconds and NW 5 ft at 9 seconds.

$$

PZZ470-110315-
Pt St George to Cape Mendocino 10 to 60 nm-
725 AM PDT Fri Oct 10 2025

.TODAY...S wind 15 to 20 kt, easing to 10 to 15 kt this
afternoon. Seas 7 ft. Wave Detail: S 4 ft at 5 seconds and
NW 5 ft at 10 seconds. Showers likely with a slight chance of
tstms.
.TONIGHT...S wind 5 to 10 kt. Seas 5 ft. Wave Detail: SW
3 ft at 4 seconds and NW 5 ft at 10 seconds. Showers likely.
.SAT...W wind 5 to 10 kt. Seas 5 ft. Wave Detail: SW 2 ft
at 4 seconds and NW 4 ft at 10 seconds. A chance of showers.
.SAT NIGHT...N wind 10 to 15 kt. Seas 7 ft. Wave Detail:
NW 4 ft at 5 seconds and NW 6 ft at 10 seconds.
.SUN...N wind 10 to 15 kt. Seas 8 ft. Wave Detail: NW 5 ft
at 5 seconds and NW 7 ft at 10 seconds.
.SUN NIGHT...NW wind 10 to 15 kt. Seas 8 ft. Wave Detail:
N 4 ft at 5 seconds and NW 7 ft at 10 seconds. Showers likely.
.MON...NW wind 10 to 15 kt. Seas 7 ft. Wave Detail: NW
4 ft at 5 seconds and NW 6 ft at 10 seconds. Showers.
.MON NIGHT...NE wind 10 to 15 kt. Seas 8 ft. Wave Detail:
NW 2 ft at 4 seconds and NW 8 ft at 10 seconds. A chance of
showers.
.TUE...N wind 10 to 15 kt. Seas 8 ft. Wave Detail: N 5 ft
at 5 seconds and NW 8 ft at 10 seconds.
.TUE NIGHT...N wind 10 to 15 kt. Seas 8 ft. Wave Detail: N
5 ft at 5 seconds and NW 6 ft at 9 seconds.

$$

PZZ455-110315-
Cape Mendocino to Pt Arena out 10 nm-
725 AM PDT Fri Oct 10 2025

.TODAY...SE wind 15 to 20 kt, becoming S 10 to 15 kt this
afternoon. Seas 5 ft. Wave Detail: S 4 ft at 5 seconds and
NW 5 ft at 11 seconds. Showers with a slight chance of tstms.
.TONIGHT...SE wind 5 kt. Seas 5 ft. Wave Detail: SW
3 ft at 5 seconds and NW 5 ft at 10 seconds. A chance of showers.
.SAT...S wind 5 to 10 kt. Seas 4 ft. Wave Detail: SW 2 ft
at 5 seconds and NW 4 ft at 10 seconds.
.SAT NIGHT...N wind 10 to 15 kt. Seas 6 ft. Wave Detail:
NW 4 ft at 5 seconds and NW 6 ft at 10 seconds.
.SUN...N wind 20 to 25 kt with gusts up to 40 kt. Seas
8 ft. Wave Detail: NW 6 ft at 6 seconds and NW 6 ft at
10 seconds.
.SUN NIGHT...N wind 15 to 20 kt. Seas 8 ft. Wave Detail:
NW 7 ft at 7 seconds and NW 5 ft at 10 seconds. A chance of
showers.
.MON...S wind 10 to 15 kt. Seas 6 ft. Wave Detail: N 5 ft
at 5 seconds and NW 5 ft at 10 seconds. Showers likely.
.MON NIGHT...E wind 10 to 15 kt. Seas 6 ft. Wave Detail:
NW 2 ft at 4 seconds and NW 6 ft at 10 seconds. Showers likely.
.TUE...NE wind 10 to 15 kt. Seas 8 ft. Wave Detail: NW
7 ft at 10 seconds and NW 2 ft at 18 seconds. A chance of
showers.
.TUE NIGHT...N wind 10 to 15 kt. Seas 7 ft. Wave Detail: N
4 ft at 5 seconds and NW 6 ft at 10 seconds. A chance of showers.


$$

PZZ475-110315-
Cape Mendocino to Pt Arena 10 to 60 nm-
725 AM PDT Fri Oct 10 2025

.TODAY...SW wind 10 to 15 kt. Seas 6 ft. Wave Detail: SW
4 ft at 5 seconds and NW 5 ft at 11 seconds. A slight chance of
tstms this morning. Showers.
.TONIGHT...SW wind 5 to 10 kt. Seas 6 ft. Wave Detail: SW
3 ft at 4 seconds and NW 5 ft at 10 seconds. A chance of showers.
.SAT...NW wind 10 to 15 kt. Seas 5 ft. Wave Detail: W 3 ft
at 4 seconds and NW 5 ft at 10 seconds.
.SAT NIGHT...N wind 15 to 20 kt. Seas 7 ft. Wave Detail:
NW 5 ft at 5 seconds and NW 7 ft at 10 seconds.
.SUN...N wind 20 to 25 kt with gusts up to 35 kt. Seas
9 ft. Wave Detail: NW 7 ft at 6 seconds and NW 6 ft at
10 seconds.
.SUN NIGHT...NW wind 20 to 25 kt. Seas 9 ft. Wave Detail:
N 8 ft at 7 seconds and NW 6 ft at 10 seconds. A chance of
showers.
.MON...NW wind 10 to 15 kt. Seas 8 ft. Wave Detail: NW
6 ft at 5 seconds and NW 6 ft at 10 seconds. Showers.
.MON NIGHT...N wind 10 to 15 kt. Seas 8 ft. Wave Detail:
NW 4 ft at 5 seconds and NW 8 ft at 10 seconds. Showers likely.
.TUE...NE wind 10 to 15 kt. Seas 9 ft. Wave Detail: N 4 ft
at 5 seconds and NW 8 ft at 10 seconds. A chance of showers.
.TUE NIGHT...N wind 15 kt. Seas 8 ft. Wave Detail:
N 5 ft at 5 seconds and NW 7 ft at 10 seconds. A chance of
showers.

$$