Coastal Waters Forecast
Issued by NWS Seattle/Tacoma, WA

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320
FZUS56 KSEW 052205
CWFSEW

Coastal Waters Forecast for Washington
National Weather Service Seattle WA
305 PM PDT Tue Aug 5 2025

Inland waters of western Washington and the northern and central
Washington coastal waters including the Olympic Coast National
Marine Sanctuary

PZZ100-061115-
305 PM PDT Tue Aug 5 2025

.SYNOPSIS FOR THE NORTHERN AND CENTRAL WASHINGTON COASTAL AND INLAND
WATERS...Surface high pressure will weaken over the waters
today. A frontal system will move through the waters this evening
into Wednesday. High pressure will rebuild over the waters
Thursday and remain in place through the weekend.

$$

PZZ150-061115-
Coastal Waters From Cape Flattery To James Island Out 10 Nm-
305 PM PDT Tue Aug 5 2025

.TONIGHT...SE wind 10 to 15 kt. Seas 5 to 7 ft. Wave Detail: SW
4 ft at 15 seconds. Showers.
.WED...SW wind 5 to 10 kt. Seas 5 to 6 ft. Wave Detail: SW 2 ft
at 14 seconds. Showers likely, mainly in the morning.
.WED NIGHT...W wind 5 to 10 kt. Seas around 5 ft. A chance of
showers.
.THU...W wind around 5 kt. Seas around 5 ft.
.THU NIGHT...W wind 5 to 10 kt. Seas 4 to 5 ft.
.FRI...W wind around 5 kt. Seas 3 to 4 ft.
.FRI NIGHT...NW wind around 5 kt. Seas 3 to 4 ft. Wave Detail: SW
2 ft at 15 seconds.
.SAT...NW wind around 5 kt, rising to 5 to 10 kt in the
afternoon. Seas 3 to 4 ft. Wave Detail: SW 2 ft at 16 seconds.
.SAT NIGHT...NW wind 5 to 10 kt. Seas 4 to 6 ft. Wave Detail: SW
2 ft at 16 seconds.
.SUN...N wind 5 to 10 kt. Seas 5 to 6 ft. Wave Detail: SW 2 ft at
17 seconds.
.SUN NIGHT...NW wind 5 to 10 kt. Seas 5 to 6 ft, building to 6 to
8 ft after midnight. Wave Detail: SW 2 ft at 18 seconds.

$$

PZZ153-061115-
Coastal Waters From James Island To Point Grenville Out 10 Nm-
305 PM PDT Tue Aug 5 2025

.TONIGHT...SE wind 10 to 15 kt. Seas 5 to 6 ft. Wave Detail: SW
2 ft at 15 seconds. A chance of showers early this evening, then
showers late this evening and overnight.
.WED...SW wind 5 to 10 kt. Seas 5 to 6 ft. Wave Detail: SW 2 ft
at 14 seconds. Showers, mainly in the morning.
.WED NIGHT...NW wind around 5 kt. Seas 4 to 5 ft. Wave Detail: SW
2 ft at 14 seconds. A chance of showers.
.THU...NW wind around 5 kt. Seas 4 to 5 ft.
.THU NIGHT...NW wind 5 to 10 kt. Seas 4 to 5 ft.
.FRI...NW wind around 5 kt. Seas 3 to 4 ft.
.FRI NIGHT...NW wind around 5 kt. Seas 3 to 4 ft.
.SAT...NW wind 5 to 10 kt. Seas 3 to 4 ft.
.SAT NIGHT...NW wind 5 to 10 kt. Seas 4 to 5 ft.
.SUN...NW wind 5 to 10 kt. Seas 5 to 6 ft. Wave Detail: SW 2 ft
at 17 seconds.
.SUN NIGHT...NW wind 5 to 10 kt. Seas 5 to 7 ft. Wave Detail: SW
2 ft at 18 seconds.

$$

PZZ156-061115-
Coastal Waters From Point Grenville To Cape Shoalwater Out 10 Nm-
305 PM PDT Tue Aug 5 2025

.TONIGHT...S wind around 10 kt. Seas 5 to 6 ft. Wave Detail: SW
2 ft at 15 seconds. A chance of showers early this evening, then
showers late this evening and overnight.
.WED...SW wind 5 to 10 kt, veering to W in the afternoon. Seas
5 to 6 ft. Wave Detail: SW 2 ft at 14 seconds. Showers, mainly in
the morning.
.WED NIGHT...NW wind 5 to 10 kt. Seas 4 to 6 ft. Wave Detail: SW
2 ft at 14 seconds. A chance of showers.
.THU...NW wind 5 to 10 kt. Seas 4 to 5 ft.
.THU NIGHT...NW wind 5 to 10 kt. Seas 4 to 5 ft.
.FRI...NW wind 5 to 10 kt. Seas 3 to 4 ft.
.FRI NIGHT...NW wind 5 to 10 kt. Seas 3 to 4 ft.
.SAT...NW wind 5 to 10 kt. Seas 3 to 4 ft.
.SAT NIGHT...NW wind 10 to 15 kt. Seas 4 to 5 ft.
.SUN...N wind 5 to 10 kt. Seas 4 to 6 ft. Wave Detail: SW 2 ft at
17 seconds.
.SUN NIGHT...NW wind 10 to 15 kt. Seas 5 to 7 ft. Wave Detail: SW
2 ft at 19 seconds.

$$

PZZ170-061115-
Coastal Waters From Cape Flattery To James Island 10 To 60 Nm-
305 PM PDT Tue Aug 5 2025

.TONIGHT...S wind 10 to 15 kt. Seas 6 to 7 ft. Wave Detail: S
6 ft at 8 seconds and SW 2 ft at 15 seconds. Showers.
.WED...SW wind around 10 kt, veering to W in the afternoon. Seas
6 to 7 ft. Wave Detail: SW 2 ft at 14 seconds. A chance of
showers in the morning.
.WED NIGHT...NW wind 10 to 15 kt. Seas 5 to 6 ft. Wave Detail: SW
2 ft at 15 seconds.
.THU...NW wind 10 to 15 kt, easing to 5 to 10 kt in the
afternoon. Seas 5 to 6 ft. Wave Detail: SW 2 ft at 16 seconds.
.THU NIGHT...NW wind 5 to 10 kt. Seas 4 to 5 ft. Wave Detail: S
2 ft at 15 seconds.
.FRI...W wind 5 to 10 kt. Seas 4 to 5 ft. Wave Detail: S 2 ft at
15 seconds.
.FRI NIGHT...NW wind 5 to 10 kt. Seas 3 to 4 ft. Wave Detail: S
2 ft at 15 seconds.
.SAT...NW wind 5 to 10 kt. Seas 3 to 5 ft. Wave Detail: S 2 ft at
15 seconds.
.SAT NIGHT...NW wind 10 to 15 kt. Seas 5 to 7 ft. Wave Detail: S
2 ft at 16 seconds.
.SUN...NW wind 10 to 15 kt. Seas 6 to 7 ft. Wave Detail: SW 2 ft
at 17 seconds.
.SUN NIGHT...NW wind 15 to 20 kt. Seas 6 to 9 ft, building to
8 to 10 ft after midnight. Wave Detail: SW 2 ft at 17 seconds.

$$

PZZ173-061115-
Coastal Waters From James Island To Point Grenville 10 To 60 Nm-
305 PM PDT Tue Aug 5 2025

.TONIGHT...S wind 10 to 15 kt. Seas 6 to 7 ft. Wave Detail: SW
5 ft at 15 seconds. Showers.
.WED...W wind 10 to 15 kt. Seas 6 to 7 ft. Wave Detail: SW 2 ft
at 14 seconds. A chance of showers in the morning.
.WED NIGHT...NW wind 10 to 15 kt. Seas 5 to 6 ft. Wave Detail: SW
2 ft at 15 seconds.
.THU...NW wind 10 to 15 kt. Seas 5 to 6 ft. Wave Detail: S 2 ft
at 16 seconds.
.THU NIGHT...NW wind 5 to 10 kt. Seas around 5 ft. Wave Detail: S
2 ft at 15 seconds.
.FRI...NW wind 5 to 10 kt. Seas 4 to 5 ft. Wave Detail: S 2 ft at
16 seconds.
.FRI NIGHT...NW wind 5 to 10 kt. Seas 3 to 4 ft. Wave Detail: S
2 ft at 15 seconds.
.SAT...NW wind 5 to 10 kt, rising to 10 to 15 kt in the
afternoon. Seas 3 to 5 ft. Wave Detail: S 2 ft at 15 seconds.
.SAT NIGHT...NW wind 10 to 15 kt. Seas 5 to 7 ft. Wave Detail: S
2 ft at 16 seconds.
.SUN...N wind 10 to 15 kt. Seas 6 to 7 ft. Wave Detail: SW 2 ft
at 17 seconds.
.SUN NIGHT...NW wind 15 to 20 kt. Seas 6 to 9 ft, building to
8 to 10 ft after midnight. Wave Detail: SW 2 ft at 17 seconds.

$$

PZZ176-061115-
Coastal Waters From Point Grenville To Cape Shoalwater 10 To
60 Nm-
305 PM PDT Tue Aug 5 2025

.TONIGHT...S wind 10 to 15 kt. Seas 6 to 7 ft. Wave Detail: SW
2 ft at 15 seconds. A chance of showers early this evening, then
showers late this evening and overnight.
.WED...W wind around 10 kt. Seas 6 to 7 ft. Wave Detail: SW 2 ft
at 14 seconds. A chance of showers.
.WED NIGHT...NW wind around 10 kt. Seas 5 to 6 ft. Wave Detail:
SW 2 ft at 15 seconds. A chance of showers in the evening.
.THU...NW wind around 10 kt. Seas 5 to 6 ft. Wave Detail: S 2 ft
at 17 seconds.
.THU NIGHT...NW wind around 10 kt. Seas around 5 ft. Wave Detail:
S 2 ft at 15 seconds.
.FRI...NW wind 5 to 10 kt. Seas 4 to 5 ft. Wave Detail: SW 2 ft
at 15 seconds.
.FRI NIGHT...NW wind 5 to 10 kt. Seas around 4 ft. Wave Detail: S
2 ft at 15 seconds.
.SAT...NW wind around 10 kt. Seas 4 to 5 ft. Wave Detail: S 2 ft
at 15 seconds.
.SAT NIGHT...NW wind 10 to 15 kt. Seas 5 to 7 ft. Wave Detail: S
2 ft at 16 seconds.
.SUN...N wind 10 to 15 kt. Seas 6 to 7 ft. Wave Detail: SW 2 ft
at 17 seconds.
.SUN NIGHT...NW wind 10 to 15 kt. Seas 6 to 9 ft. Wave Detail: SW
2 ft at 17 seconds.

$$

PZZ130-061115-
West Entrance U.S. Waters Strait Of Juan De Fuca-
305 PM PDT Tue Aug 5 2025

.TONIGHT...E wind 5 to 10 kt. Seas 3 to 4 ft. Showers.
.WED...S wind 5 to 10 kt, veering to W in the afternoon. Seas
3 to 5 ft. Showers.
.WED NIGHT...W wind around 10 kt. Seas 3 to 4 ft. A chance of
showers.
.THU...W wind 5 to 10 kt. Seas 3 to 4 ft.
.THU NIGHT...W wind 5 to 10 kt. Seas 3 to 4 ft.
.FRI...W wind around 5 kt, rising to 5 to 10 kt in the afternoon.
Seas around 3 ft.
.FRI NIGHT...W wind 5 to 10 kt. Seas around 3 ft.
.SAT...W wind around 5 kt, rising to 5 to 10 kt in the afternoon.
Seas around 3 ft.
.SAT NIGHT...W wind 5 to 10 kt, becoming N after midnight. Seas
3 to 4 ft.
.SUN...NE wind around 5 kt. Seas 3 to 4 ft.
.SUN NIGHT...W wind 5 to 10 kt, veering to NE after midnight.
Seas 3 to 5 ft.

$$

PZZ131-061115-
Central U.S. Waters Strait Of Juan De Fuca-
305 PM PDT Tue Aug 5 2025

.TONIGHT...W wind 5 to 10 kt, backing to SW late this evening,
backing to E after midnight. Waves around 2 ft or less. A chance
of showers this evening, then showers after midnight. A slight
chance of tstms late.
.WED...SW wind 5 to 10 kt, becoming W 10 to 15 kt in the
afternoon. Waves around 2 ft or less. Showers, mainly in the
morning.
.WED NIGHT...W wind 15 to 20 kt. Waves 3 to 4 ft. Showers likely,
mainly in the evening.
.THU...W wind 10 to 15 kt. Waves 3 to 4 ft in the morning, then
around 2 ft or less. A chance of showers in the morning.
.THU NIGHT...W wind 15 to 20 kt, easing to 10 to 15 kt after
midnight. Waves around 3 ft.
.FRI...W wind 5 to 10 kt. Waves around 2 ft or less.
.FRI NIGHT...W wind 5 to 10 kt. Waves around 2 ft or less.
.SAT...NW wind 5 to 10 kt. Waves around 2 ft or less.
.SAT NIGHT...W wind 5 to 10 kt. Waves around 2 ft or less.
.SUN...NE wind 5 to 10 kt. Waves around 2 ft or less.
.SUN NIGHT...W wind 5 to 10 kt, backing to SW after midnight.
Waves around 2 ft or less.

Winds and waves higher in and near tstms.

$$

PZZ132-061115-
East Entrance U.S. Waters Strait Of Juan De Fuca-
305 PM PDT Tue Aug 5 2025

.TONIGHT...W wind around 5 kt, backing to SE after midnight.
Waves around 2 ft or less. A chance of showers until early
morning, then showers late.
.WED...SE wind 5 to 10 kt, veering to SW in the afternoon. Waves
around 2 ft or less. Showers.
.WED NIGHT...W wind 10 to 15 kt. Waves around 2 ft or less, then
around 3 ft after midnight. Showers likely.
.THU...W wind 10 to 15 kt, easing to 5 to 10 kt in the afternoon.
Waves around 3 ft in the morning, then around 2 ft or less. A
chance of showers in the morning.
.THU NIGHT...W wind 10 to 15 kt. Waves around 2 ft or less, then
around 3 ft after midnight.
.FRI...SW wind 5 to 10 kt. Waves around 2 ft or less.
.FRI NIGHT...W wind 5 to 10 kt. Waves around 2 ft or less.
.SAT...W wind around 5 kt. Waves around 2 ft or less.
.SAT NIGHT...W wind 5 to 10 kt. Waves around 2 ft or less.
.SUN...NW wind 5 to 10 kt. Waves around 2 ft or less.
.SUN NIGHT...W wind 5 to 10 kt. Waves around 2 ft or less.

$$

PZZ134-061115-
Admiralty Inlet-
305 PM PDT Tue Aug 5 2025

.TONIGHT...NW wind around 5 kt, backing to SE after midnight.
Waves around 2 ft or less. A chance of showers this evening, then
showers after midnight.
.WED...SE wind around 10 kt, veering to NW in the afternoon.
Waves around 2 ft or less. Showers.
.WED NIGHT...NW wind 5 to 10 kt. Waves around 2 ft or less.
Showers.
.THU...NW wind around 5 kt. Waves around 2 ft or less. Showers
likely in the morning.
.THU NIGHT...W wind around 5 kt. Waves around 2 ft or less.
.FRI...S wind around 5 kt, veering to NW around 5 kt in the
afternoon. Waves around 2 ft or less.
.FRI NIGHT...NW wind 5 to 10 kt, becoming W after midnight. Waves
around 2 ft or less.
.SAT...W wind around 5 kt, veering to NW in the afternoon. Waves
around 2 ft or less.
.SAT NIGHT...NW wind 5 to 10 kt, easing to around 5 kt after
midnight. Waves around 2 ft or less.
.SUN...NW wind around 5 kt, rising to 5 to 10 kt in the
afternoon. Waves around 2 ft or less.
.SUN NIGHT...NW wind 5 to 10 kt. Waves around 2 ft or less.

$$

PZZ133-061115-
Northern Inland Waters Including The San Juan Islands-
305 PM PDT Tue Aug 5 2025

.TONIGHT...NW wind around 5 kt, veering to NE late this evening,
veering to SE after midnight, rising to 5 to 10 kt late. Waves
around 2 ft or less. A chance of showers this evening, then
showers after midnight.
.WED...S wind 5 to 10 kt. Waves around 2 ft or less. Showers.
.WED NIGHT...SW wind 5 to 10 kt. Waves around 2 ft or less.
Showers.
.THU...SW wind 5 to 10 kt. Waves around 2 ft or less. A chance of
showers in the morning.
.THU NIGHT...S wind 5 to 10 kt. Waves around 2 ft or less.
.FRI...S wind around 5 kt. Waves around 2 ft or less.
.FRI NIGHT...S wind around 5 kt. Waves around 2 ft or less.
.SAT...S wind around 5 kt, veering to W in the afternoon. Waves
around 2 ft or less.
.SAT NIGHT...SW wind around 5 kt. Waves around 2 ft or less.
.SUN...NW wind around 5 kt. Waves around 2 ft or less.
.SUN NIGHT...W wind around 5 kt. Waves around 2 ft or less.

$$

PZZ135-061115-
Puget Sound and Hood Canal-
305 PM PDT Tue Aug 5 2025

.TONIGHT...SW wind 5 to 10 kt, backing to S after midnight. Waves
around 2 ft or less. A slight chance of showers this evening,
then showers after midnight.
.WED...S wind 5 to 10 kt. Waves around 2 ft or less. Showers.
.WED NIGHT...S wind 10 to 15 kt, easing to 5 to 10 kt after
midnight. Waves around 2 ft or less. Showers.
.THU...S wind around 5 kt. Waves around 2 ft or less. A chance of
showers in the morning.
.THU NIGHT...NW wind around 5 kt. Waves around 2 ft or less.
.FRI...SW wind around 5 kt. Waves around 2 ft or less.
.FRI NIGHT...NW wind around 5 kt. Waves around 2 ft or less.
.SAT...N wind around 5 kt. Waves around 2 ft or less.
.SAT NIGHT...N wind 5 to 10 kt, easing to around 5 kt after
midnight. Waves around 2 ft or less.
.SUN...N wind around 5 kt, rising to 5 to 10 kt in the afternoon.
Waves around 2 ft or less.
.SUN NIGHT...N wind 5 to 10 kt. Waves around 2 ft or less.

$$

PZZ110-061115-
Grays Harbor Bar-
305 PM PDT Tue Aug 5 2025

Combined seas 4 to 6 feet. Bar conditions generally light.
Maximum ebb currents will occur around 300 AM early Wednesday
morning, 345 PM Wednesday, and 400 AM Thursday.

$$