National Weather Service Marine Forecast FZUS56 KSEW

FZUS56 KSEW 050831
CWFSEW

Coastal Waters Forecast for Washington
National Weather Service Seattle WA
131 AM PDT Tue May 5 2026

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

PZZ100-052145
131 AM PDT Tue May 5 2026

.SYNOPSIS FOR THE NORTHERN AND CENTRAL WASHINGTON COASTAL AND INLAND WATERS...Varying degrees of onshore flow will persist through the week as a surface ridge remains anchored offshore with lower pressure inland. A weak system passing north of the area late Wednesday will enhance the onshore flow...especially through the Strait of Juan de Fuca.

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PZZ150-052145
Coastal Waters From Cape Flattery To James Island Out 10 Nm
131 AM PDT Tue May 5 2026

TODAY
S wind 5 to 10 kt. Seas 4 to 5 ft. Wave Detail: S 2 ft at 5 seconds and W 5 ft at 12 seconds.

TONIGHT
SW wind around 5 kt. Seas 4 to 5 ft. Wave Detail: S 2 ft at 4 seconds, NW 2 ft at 5 seconds and W 5 ft at 14 seconds.

WED
SW wind 5 to 10 kt. Seas 5 to 7 ft. Wave Detail: W 5 ft at 8 seconds and W 7 ft at 12 seconds.

WED NIGHT
W wind 10 to 15 kt. Seas 7 to 8 ft, building to 8 to 10 ft after midnight. Wave Detail: NW 10 ft at 10 seconds.

THU
SW wind 5 to 10 kt. Seas 7 to 9 ft, subsiding to 6 to 7 ft in the afternoon. Wave Detail: NW 8 ft at 10 seconds.

THU NIGHT
SW wind 5 to 10 kt. Seas 4 to 6 ft. Wave Detail: W 5 ft at 10 seconds.

FRI
S wind 5 to 10 kt. Seas 4 to 5 ft. Wave Detail: SW 3 ft at 4 seconds, W 4 ft at 10 seconds and SW 2 ft at 14 seconds. A chance of showers in the afternoon.

FRI NIGHT
S wind 5 to 10 kt. Seas 4 to 5 ft. Wave Detail: SW 3 ft at 5 seconds, W 2 ft at 9 seconds and SW 2 ft at 14 seconds. A chance of showers.

SAT
SW wind around 5 kt. Seas 4 to 5 ft. Wave Detail: S 2 ft at 5 seconds, SW 4 ft at 12 seconds and W 3 ft at 13 seconds.

SAT NIGHT
NW wind around 5 kt. Seas 4 to 5 ft. Wave Detail: W 4 ft at 11 seconds.

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PZZ153-052145
Coastal Waters From James Island To Point Grenville Out 10 Nm
131 AM PDT Tue May 5 2026

TODAY
S wind 5 to 10 kt, veering to SW late. Seas 4 to 5 ft. Wave Detail: S 2 ft at 5 seconds, NW 2 ft at 7 seconds and W 4 ft at 12 seconds.

TONIGHT
W wind around 5 kt. Seas 3 to 5 ft. Wave Detail: NW 3 ft at 6 seconds and W 4 ft at 12 seconds.

WED
SW wind 5 to 10 kt. Seas 4 to 5 ft, building to 5 to 7 ft in the afternoon. Wave Detail: W 5 ft at 8 seconds and W 6 ft at 13 seconds.

WED NIGHT
NW wind 10 to 15 kt. Seas 6 to 9 ft. Wave Detail: W 8 ft at 10 seconds.

THU
W wind 5 to 10 kt. Seas 5 to 8 ft. Wave Detail: NW 7 ft at 10 seconds.

THU NIGHT
W wind 5 to 10 kt, becoming SW after midnight. Seas 4 to 5 ft. Wave Detail: W 5 ft at 10 seconds.

FRI
S wind 5 to 10 kt. Seas around 4 ft. Wave Detail: S 3 ft at 4 seconds, NW 3 ft at 8 seconds and W 4 ft at 11 seconds. A chance of showers in the afternoon.

FRI NIGHT
S wind 5 to 10 kt. Seas 4 to 5 ft. Wave Detail: S 3 ft at 5 seconds, W 3 ft at 9 seconds and SW 2 ft at 13 seconds. A chance of showers.

SAT
SW wind around 5 kt, veering to W in the afternoon. Seas 4 to 5 ft. Wave Detail: S 2 ft at 5 seconds and W 4 ft at 13 seconds.

SAT NIGHT
NW wind 5 to 10 kt. Seas 4 to 5 ft. Wave Detail: NW 3 ft at 4 seconds and W 4 ft at 11 seconds.

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PZZ156-052145
Coastal Waters From Point Grenville To Cape Shoalwater Out 10 Nm
131 AM PDT Tue May 5 2026

TODAY
S wind around 10 kt, veering to SW late. Seas 4 to 5 ft. Wave Detail: S 2 ft at 4 seconds and W 5 ft at 12 seconds.

TONIGHT
W wind 5 to 10 kt. Seas 4 to 5 ft. Wave Detail: NW 2 ft at 6 seconds and W 5 ft at 14 seconds.

WED
SW wind 5 to 10 kt. Seas 4 to 5 ft, building to 5 to 7 ft in the afternoon. Wave Detail: W 4 ft at 8 seconds and W 6 ft at 13 seconds.

WED NIGHT
NW wind 10 to 15 kt. Seas 6 to 9 ft. Wave Detail: W 6 ft at 8 seconds and W 8 ft at 12 seconds.

THU
NW wind around 10 kt. Seas 5 to 8 ft. Wave Detail: NW 7 ft at 11 seconds.

THU NIGHT
W wind 5 to 10 kt. Seas 4 to 6 ft. Wave Detail: W 5 ft at 11 seconds.

FRI
SW wind 5 to 10 kt, becoming S 10 to 15 kt in the afternoon. Seas 4 to 5 ft. Wave Detail: S 3 ft at 5 seconds and W 4 ft at 10 seconds. A chance of showers in the afternoon.

FRI NIGHT
SW wind 5 to 10 kt. Seas 3 to 5 ft. Wave Detail: SW 3 ft at 5 seconds, W 3 ft at 9 seconds and SW 2 ft at 13 seconds. A chance of showers.

SAT
W wind 5 to 10 kt. Seas 3 to 5 ft. Wave Detail: SW 2 ft at 5 seconds and W 4 ft at 13 seconds.

SAT NIGHT
NW wind around 10 kt. Seas 4 to 6 ft. Wave Detail: NW 4 ft at 5 seconds and W 5 ft at 12 seconds.

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PZZ170-052145
Coastal Waters From Cape Flattery To James Island 10 To 60 Nm
131 AM PDT Tue May 5 2026

TODAY
S wind 5 to 10 kt. Seas around 5 ft. Wave Detail: SE 2 ft at 5 seconds, NW 2 ft at 8 seconds and W 5 ft at 12 seconds.

TONIGHT
W wind 5 to 10 kt. Seas 4 to 5 ft, building to 5 to 7 ft after midnight. Wave Detail: NW 3 ft at 6 seconds, W 6 ft at 14 seconds and S 2 ft at 15 seconds.

WED
W wind 5 to 10 kt, rising to 10 to 15 kt in the afternoon. Seas 7 to 10 ft. Wave Detail: NW 8 ft at 8 seconds and W 8 ft at 12 seconds.

WED NIGHT
NW wind 15 to 25 kt. Seas 9 to 12 ft. Wave Detail: NW 11 ft at 10 seconds.

THU
NW wind 15 to 25 kt, becoming W around 10 kt in the afternoon. Seas 8 to 10 ft, subsiding to 6 to 7 ft in the afternoon. Wave Detail: NW 5 ft at 9 seconds and W 9 ft at 11 seconds.

THU NIGHT
SW wind 5 to 10 kt. Seas 5 to 6 ft. Wave Detail: W 6 ft at 11 seconds.

FRI
S wind around 10 kt. Seas 4 to 5 ft. Wave Detail: S 3 ft at 4 seconds, W 5 ft at 10 seconds and SW 4 ft at 14 seconds. A chance of showers in the afternoon.

FRI NIGHT
S wind 5 to 10 kt. Seas 4 to 5 ft. Wave Detail: S 3 ft at 5 seconds, W 2 ft at 9 seconds and SW 4 ft at 13 seconds.

SAT
SW wind 5 to 10 kt. Seas 4 to 5 ft. Wave Detail: S 2 ft at 5 seconds, SW 5 ft at 11 seconds and W 2 ft at 13 seconds.

SAT NIGHT
NW wind around 5 kt. Seas around 5 ft. Wave Detail: W 4 ft at 11 seconds.

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PZZ173-052145
Coastal Waters From James Island To Point Grenville 10 To 60 Nm
131 AM PDT Tue May 5 2026

TODAY
S wind 5 to 10 kt. Seas 4 to 5 ft. Wave Detail: S 2 ft at 5 seconds, NW 2 ft at 8 seconds and W 4 ft at 12 seconds.

TONIGHT
W wind 5 to 10 kt. Seas 4 to 5 ft, building to 5 to 7 ft after midnight. Wave Detail: NW 4 ft at 6 seconds, W 6 ft at 14 seconds and S 2 ft at 15 seconds.

WED
W wind 5 to 10 kt, rising to 10 to 15 kt in the afternoon. Seas 6 to 9 ft. Wave Detail: NW 9 ft at 8 seconds and W 7 ft at 13 seconds.

WED NIGHT
NW wind 15 to 25 kt. Seas 8 to 11 ft. Wave Detail: NW 10 ft at 10 seconds.

THU
NW wind 15 to 25 kt, becoming W around 10 kt in the afternoon. Seas 8 to 10 ft, subsiding to 6 to 7 ft in the afternoon. Wave Detail: NW 7 ft at 9 seconds and W 7 ft at 11 seconds.

THU NIGHT
W wind 5 to 10 kt. Seas 5 to 6 ft. Wave Detail: NW 4 ft at 8 seconds and W 6 ft at 11 seconds.

FRI
SW wind 5 to 10 kt, becoming S 10 to 15 kt in the afternoon. Seas 4 to 5 ft. Wave Detail: S 3 ft at 5 seconds and W 4 ft at 10 seconds. A chance of showers.

FRI NIGHT
S wind around 10 kt, veering to SW after midnight. Seas 4 to 5 ft. Wave Detail: S 3 ft at 5 seconds, W 2 ft at 9 seconds and SW 4 ft at 13 seconds.

SAT
W wind 5 to 10 kt. Seas 4 to 5 ft. Wave Detail: SW 5 ft at 12 seconds and W 2 ft at 13 seconds.

SAT NIGHT
NW wind 5 to 10 kt. Seas around 5 ft. Wave Detail: N 2 ft at 4 seconds and W 4 ft at 11 seconds.

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PZZ176-052145
Coastal Waters From Point Grenville To Cape Shoalwater 10 To 60 Nm
131 AM PDT Tue May 5 2026

TODAY
S wind 5 to 10 kt. Seas around 5 ft. Wave Detail: S 2 ft at 4 seconds, NW 2 ft at 8 seconds and W 5 ft at 12 seconds.

TONIGHT
W wind 5 to 10 kt. Seas 4 to 5 ft, building to 5 to 7 ft after midnight. Wave Detail: NW 4 ft at 6 seconds, W 5 ft at 14 seconds and SW 2 ft at 15 seconds.

WED
W wind 5 to 10 kt, rising to 10 to 15 kt in the afternoon. Seas 6 to 9 ft. Wave Detail: NW 8 ft at 8 seconds and W 7 ft at 14 seconds.

WED NIGHT
NW wind 15 to 25 kt. Seas 8 to 11 ft. Wave Detail: NW 9 ft at 8 seconds and W 8 ft at 11 seconds.

THU
NW wind 10 to 15 kt. Seas 8 to 10 ft, subsiding to 6 to 8 ft in the afternoon. Wave Detail: NW 7 ft at 9 seconds and W 7 ft at 11 seconds.

THU NIGHT
W wind 5 to 10 kt. Seas 5 to 6 ft. Wave Detail: NW 6 ft at 10 seconds.

FRI
SW wind 5 to 10 kt, becoming S 10 to 15 kt in the afternoon. Seas around 5 ft. Wave Detail: S 4 ft at 5 seconds, NW 4 ft at 9 seconds and W 5 ft at 13 seconds. A chance of showers.

FRI NIGHT
SW wind 5 to 10 kt. Seas 4 to 5 ft. Wave Detail: SW 4 ft at 5 seconds, NW 3 ft at 9 seconds and SW 4 ft at 14 seconds.

SAT
W wind 5 to 10 kt. Seas 4 to 5 ft. Wave Detail: NW 2 ft at 8 seconds, W 5 ft at 13 seconds and SW 5 ft at 13 seconds.

SAT NIGHT
NW wind 5 to 10 kt. Seas 5 to 7 ft. Wave Detail: N 4 ft at 4 seconds and W 5 ft at 11 seconds.

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PZZ130-052145
West Entrance U.S. Waters Strait Of Juan De Fuca
131 AM PDT Tue May 5 2026

TODAY
W wind 5 to 10 kt, rising to 10 to 15 kt this afternoon. Seas 3 to 4 ft. Wave Detail: NW 2 ft at 4 seconds and W 4 ft at 12 seconds.

TONIGHT
W wind 10 to 20 kt, easing to 5 to 10 kt after midnight. Seas 3 to 4 ft. Wave Detail: NW 2 ft at 4 seconds and W 4 ft at 12 seconds.

WED
W wind 5 to 10 kt, rising to 10 to 15 kt in the afternoon. Seas 4 to 6 ft. Wave Detail: W 3 ft at 8 seconds and W 6 ft at 12 seconds.

WED NIGHT
W wind 10 to 20 kt. Seas 5 to 7 ft. Wave Detail: W 2 ft at 6 seconds and W 7 ft at 11 seconds.

THU
SW wind 5 to 10 kt, rising to 10 to 15 kt in the afternoon. Seas 5 to 7 ft. Wave Detail: W 7 ft at 11 seconds.

THU NIGHT
W wind 5 to 10 kt. Seas 3 to 5 ft. Wave Detail: W 5 ft at 10 seconds.

FRI
SW wind 5 to 10 kt, rising to 10 to 15 kt in the afternoon. Seas 3 to 4 ft. Wave Detail: W 4 ft at 10 seconds.

FRI NIGHT
SW wind 5 to 10 kt. Seas around 3 ft. Wave Detail: NW 2 ft at 7 seconds and W 3 ft at 14 seconds. A chance of showers.

SAT
SW wind 5 to 10 kt. Seas 3 to 4 ft. Wave Detail: SW 2 ft at 12 seconds and W 2 ft at 13 seconds.

SAT NIGHT
W wind 5 to 10 kt. Seas 3 to 5 ft. Wave Detail: N 3 ft at 4 seconds and W 3 ft at 11 seconds.

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PZZ131-052145
Central U.S. Waters Strait Of Juan De Fuca
131 AM PDT Tue May 5 2026

SMALL CRAFT ADVISORY IN EFFECT UNTIL 5 AM PDT EARLY THIS MORNING

SMALL CRAFT ADVISORY IN EFFECT FROM THIS AFTERNOON THROUGH LATE TONIGHT

GALE WATCH IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH LATE WEDNESDAY NIGHT

TODAY
W wind 15 to 25 kt...easing to 5 to 15 kt, then rising to 20 to 25 kt again late this afternoon. Waves 3 to 5 ft.

TONIGHT
W wind 20 to 30 kt, easing to 15 to 20 kt after midnight. Waves 4 to 6 ft.

WED
W wind 10 to 15 kt, rising to 20 to 25 kt in the afternoon. Waves 3 to 4 ft.

WED NIGHT
W wind 25 to 35 kt, easing to 15 to 20 kt after midnight. Waves 4 to 6 ft.

THU
W wind 5 to 10 kt, rising to 10 to 15 kt in the afternoon. Waves 3 to 4 ft.

THU NIGHT
W wind 10 to 15 kt. Waves around 3 ft.

FRI
W wind 10 to 15 kt, rising to 15 to 20 kt in the afternoon. Waves around 3 ft.

FRI NIGHT
W wind 10 to 15 kt, easing to around 5 kt after midnight. Waves around 3 ft in the evening, then 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.

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PZZ132-052145
East Entrance U.S. Waters Strait Of Juan De Fuca
131 AM PDT Tue May 5 2026

SMALL CRAFT ADVISORY IN EFFECT UNTIL 5 AM PDT EARLY THIS MORNING

SMALL CRAFT ADVISORY IN EFFECT FROM THIS AFTERNOON THROUGH LATE TONIGHT

GALE WATCH IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH LATE WEDNESDAY NIGHT

TODAY
W wind 15 to 25 kt...easing to 5 to 15 kt, then rising to 20 to 25 kt again late this afternoon. Waves 3 to 5 ft. Patchy dense fog early this morning.

TONIGHT
W wind 20 to 30 kt, becoming SW 15 to 20 kt after midnight. Waves 3 to 5 ft.

WED
SW wind 5 to 10 kt, becoming W 15 to 20 kt in the afternoon. Waves around 3 ft.

WED NIGHT
W wind 25 to 35 kt, easing to 20 to 25 kt after midnight. Waves 4 to 6 ft.

THU
SW wind 5 to 10 kt. Waves around 3 ft in the morning, then around 2 ft or less.

THU NIGHT
W wind 5 to 10 kt. Waves around 2 ft or less.

FRI
SW wind 5 to 10 kt. Waves around 2 ft or less.

FRI NIGHT
SW wind around 5 kt. Waves around 2 ft or less.

SAT
S wind around 5 kt, veering to NW around 5 kt in the afternoon. Waves around 2 ft or less.

SAT NIGHT
W wind 5 to 10 kt. Waves around 2 ft or less.

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PZZ134-052145
Admiralty Inlet
131 AM PDT Tue May 5 2026

TODAY
S wind 5 to 10 kt, veering to NW this afternoon. Waves around 2 ft or less.

TONIGHT
NW wind 5 to 15 kt. Waves around 2 ft or less.

WED
S wind 5 to 10 kt, veering to W in the afternoon. Waves around 2 ft or less.

WED NIGHT
NW wind 15 to 25 kt, becoming W 5 to 10 kt after midnight. Waves around 3 ft.

THU
S wind 5 to 10 kt. Waves around 2 ft or less.

THU NIGHT
NW wind around 5 kt. Waves around 2 ft or less.

FRI
S wind around 5 kt, veering to SW in the afternoon. Waves around 2 ft or less.

FRI NIGHT
NW wind around 5 kt in the evening, becoming light and variable. Waves around 2 ft or less. A chance of showers in the evening.

SAT
S wind around 5 kt, backing to NE around 5 kt 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.

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PZZ133-052145
Northern Inland Waters Including The San Juan Islands
131 AM PDT Tue May 5 2026

TODAY
S wind 5 to 10 kt. Waves around 2 ft or less.

TONIGHT
S wind 10 to 20 kt. Waves around 2 ft or less.

WED
S wind 5 to 10 kt. Waves around 2 ft or less.

WED NIGHT
S wind 10 to 20 kt, becoming SW 5 to 10 kt after midnight. Waves around 2 ft or less.

THU
S wind around 5 kt. Waves around 2 ft or less.

THU NIGHT
S wind around 5 kt. Waves around 2 ft or less.

FRI
S wind 5 to 10 kt. Waves around 2 ft or less.

FRI NIGHT
SW wind 5 to 10 kt, becoming S after midnight. Waves around 2 ft or less.

SAT
S wind around 5 kt. Waves around 2 ft or less.

SAT NIGHT
SW wind around 5 kt. Waves around 2 ft or less.

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PZZ135-052145
Puget Sound and Hood Canal
131 AM PDT Tue May 5 2026

TODAY
S wind 5 to 15 kt, veering to NW late. Waves around 2 ft or less.

TONIGHT
NW wind around 5 kt, backing to S after midnight. Waves around 2 ft or less.

WED
S wind 5 to 15 kt. Waves around 2 ft or less.

WED NIGHT
SW wind 10 to 20 kt, becoming S 5 to 10 kt after midnight. Waves around 2 ft or less.

THU
S wind 5 to 10 kt. Waves around 2 ft or less.

THU NIGHT
W wind 5 to 10 kt, becoming SW after midnight. Waves around 2 ft or less.

FRI
S wind 5 to 10 kt, becoming SW 10 to 15 kt in the afternoon. Waves around 2 ft or less.

FRI NIGHT
SW wind 10 to 15 kt, easing to around 5 kt after midnight. Waves around 2 ft or less.

SAT
SW wind around 5 kt. Waves around 2 ft or less.

SAT NIGHT
N wind around 5 kt. Waves around 2 ft or less.

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PZZ110-052145
Grays Harbor Bar
131 AM PDT Tue May 5 2026

Combined seas 4 to 6 ft. Bar conditions light to occasionally moderate. Maximum ebb currents will occur around 700 AM Tuesday, 745 PM Tuesday, and 745 AM Wednesday.