Coastal Waters Forecast
Issued by NWS Eureka, CA

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FZUS56 KEKA 181040
CWFEKA

Coastal Waters Forecast for Northwest California
National Weather Service Eureka CA
240 AM PST Tue Nov 18 2025

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

PZZ400-182315-
240 AM PST Tue Nov 18 2025

.SYNOPSIS FOR NORTHERN CALIFORNIA WATERS...Strong to near-gale
force northerly winds and steep to very steep, hazardous seas
will continue across the water through late tonight. Southerly
winds will quickly strengthen Wednesday when some Gale conditions
may return, especially North of Cape Mendocino as another frontal
system moves through. A large westerly swell will then build in
Thursday.


$$

PZZ450-182315-
Pt St George to Cape Mendocino out 10 nm-
240 AM PST Tue Nov 18 2025

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT...

.TODAY...N wind 15 to 20 kt, rising to 20 to 25 kt this
afternoon. Seas 10 ft. Wave Detail: N 9 ft at 7 seconds
and NW 7 ft at 12 seconds.
.TONIGHT...N wind 15 to 20 kt. Seas 9 ft. Wave Detail: N
8 ft at 8 seconds and NW 5 ft at 12 seconds.
.WED...S wind 15 to 20 kt. Seas 6 ft. Wave Detail: N 4 ft
at 7 seconds and NW 5 ft at 15 seconds.
.WED NIGHT...S wind 20 to 25 kt. Seas 6 ft. Wave Detail:
SW 5 ft at 5 seconds and NW 5 ft at 13 seconds. Rain.
.THU...NE wind 5 to 10 kt. Seas 6 ft. Wave Detail: SW 3 ft
at 5 seconds and W 6 ft at 12 seconds. Rain likely.
.THU NIGHT...N wind 5 to 10 kt. Seas 14 ft. Wave Detail: W
14 ft at 15 seconds.
.FRI...N wind 5 to 10 kt. Seas 11 ft. Wave Detail: W 11 ft
at 14 seconds.
.FRI NIGHT...N wind 10 to 15 kt. Seas 10 ft. Wave Detail:
N 2 ft at 7 seconds and W 10 ft at 13 seconds.
.SAT...N wind 5 to 10 kt. Seas 11 ft. Wave Detail: NW
11 ft at 16 seconds.
.SAT NIGHT...N wind 5 to 10 kt. Seas 11 ft. Wave Detail: W
11 ft at 16 seconds.

$$

PZZ470-182315-
Pt St George to Cape Mendocino 10 to 60 nm-
240 AM PST Tue Nov 18 2025

...GALE WARNING IN EFFECT THROUGH THIS EVENING...

.TODAY...N wind 25 to 30 kt. Seas 12 ft. Wave Detail: N
11 ft at 9 seconds and NW 7 ft at 11 seconds.
.TONIGHT...N wind 20 to 25 kt with gusts up to 35 kt. Seas
11 ft. Wave Detail: N 10 ft at 9 seconds and NW 5 ft at
12 seconds.
.WED...SW wind 15 to 20 kt. Seas 8 ft. Wave Detail: N 7 ft
at 7 seconds and NW 6 ft at 15 seconds. A chance of rain.
.WED NIGHT...SW wind 25 to 30 kt. Seas 6 ft. Wave Detail:
SW 5 ft at 5 seconds and N 2 ft at 5 seconds. Rain.
.THU...NW wind 10 to 15 kt. Seas 9 ft. Wave Detail: W 5 ft
at 5 seconds and W 9 ft at 11 seconds. Rain likely.
.THU NIGHT...N wind 15 to 20 kt. Seas 15 ft. Wave Detail:
NW 5 ft at 6 seconds and W 15 ft at 15 seconds.
.FRI...N wind 15 to 20 kt. Seas 13 ft. Wave Detail: N 7 ft
at 7 seconds and W 12 ft at 14 seconds.
.FRI NIGHT...N wind 20 to 25 kt. Seas 12 ft. Wave Detail:
N 7 ft at 7 seconds and W 10 ft at 13 seconds.
.SAT...N wind 15 to 20 kt. Seas 14 ft. Wave Detail: N 8 ft
at 7 seconds and NW 12 ft at 17 seconds.
.SAT NIGHT...N wind 15 to 20 kt. Seas 13 ft. Wave Detail:
N 7 ft at 6 seconds and NW 12 ft at 16 seconds.

$$

PZZ455-182315-
Cape Mendocino to Pt Arena out 10 nm-
240 AM PST Tue Nov 18 2025

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT...

.TODAY...NW wind 15 to 20 kt, rising to 20 to 25 kt with gusts up
to 35 kt this afternoon. Seas 10 ft. Wave Detail: N 8 ft
at 7 seconds and NW 6 ft at 12 seconds.
.TONIGHT...N wind 15 to 20 kt. Seas 9 ft. Wave Detail: N
9 ft at 8 seconds and NW 5 ft at 12 seconds.
.WED...SE wind 10 to 15 kt. Seas 7 ft. Wave Detail: N 5 ft
at 7 seconds and NW 4 ft at 11 seconds.
.WED NIGHT...S wind 15 to 20 kt. Seas 5 ft. Wave Detail:
SW 1 foot at 5 seconds and N 1 foot at 5 seconds. Rain.
.THU...N wind 5 to 10 kt. Seas 7 ft. Wave Detail: W 7 ft
at 11 seconds and NW 3 ft at 15 seconds. Rain likely.
.THU NIGHT...N wind 10 to 15 kt. Seas 14 ft. Wave Detail:
NW 7 ft at 7 seconds and W 14 ft at 15 seconds.
.FRI...N wind 10 to 15 kt. Seas 13 ft. Wave Detail: NW
6 ft at 7 seconds and NW 12 ft at 14 seconds.
.FRI NIGHT...N wind 10 to 15 kt. Seas 11 ft. Wave Detail:
N 6 ft at 7 seconds and NW 10 ft at 13 seconds.
.SAT...N wind 5 to 10 kt. Seas 12 ft. Wave Detail: N 7 ft
at 8 seconds and NW 9 ft at 14 seconds.
.SAT NIGHT...N wind 10 to 15 kt. Seas 13 ft. Wave Detail:
N 7 ft at 8 seconds and NW 11 ft at 16 seconds.

$$

PZZ475-182315-
Cape Mendocino to Pt Arena 10 to 60 nm-
240 AM PST Tue Nov 18 2025

...GALE WARNING IN EFFECT THROUGH THIS EVENING...

.TODAY...N wind 25 to 30 kt. Seas 13 ft. Wave Detail: N
12 ft at 10 seconds and NW 7 ft at 12 seconds.
.TONIGHT...NW wind 20 to 25 kt. Seas 12 ft. Wave Detail: N
12 ft at 9 seconds and NW 5 ft at 12 seconds.
.WED...SW wind 10 to 15 kt. Seas 8 ft. Wave Detail: N 8 ft
at 7 seconds and NW 4 ft at 11 seconds. A chance of rain.
.WED NIGHT...SW wind 20 to 25 kt. Seas 6 ft. Wave Detail:
SW 4 ft at 5 seconds and N 4 ft at 5 seconds. Rain.
.THU...NW wind 10 to 15 kt. Seas 9 ft. Wave Detail: NW
7 ft at 7 seconds and W 9 ft at 12 seconds. Rain likely.
.THU NIGHT...N wind 15 to 20 kt. Seas 15 ft. Wave Detail:
NW 9 ft at 8 seconds and W 15 ft at 15 seconds.
.FRI...N wind 20 to 25 kt. Seas 14 ft. Wave Detail: NW
8 ft at 7 seconds and NW 12 ft at 14 seconds.
.FRI NIGHT...N wind 20 to 25 kt. Seas 13 ft. Wave Detail:
N 9 ft at 7 seconds and NW 10 ft at 13 seconds.
.SAT...N wind 20 to 25 kt. Seas 15 ft. Wave Detail: N
10 ft at 9 seconds and NW 9 ft at 14 seconds.
.SAT NIGHT...N wind 15 to 20 kt. Seas 14 ft. Wave Detail:
N 10 ft at 9 seconds and NW 11 ft at 16 seconds.

$$