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National Weather Service Marine Forecast FZUS56 KSEW

FZUS56 KSEW 280938
CWFSEW

Coastal Waters Forecast for Washington
National Weather Service Seattle WA
238 AM PDT Mon Sep 28 2026

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

PZZ100-282245
238 AM PDT Mon Sep 28 2026

.SYNOPSIS FOR THE NORTHERN AND CENTRAL WASHINGTON COASTAL AND INLAND WATERS...Winds increasing as a strong frontal system approaches the area waters today. As the front moves through tonight into Tuesday, expect wind speeds to meet headline criteria over all waters. Weak high pressure and offshore flow will follow on Wednesday through the end of the week.


PZZ150-282245
Coastal Waters From Cape Flattery To James Island Out 10 Nm
238 AM PDT Mon Sep 28 2026

SMALL CRAFT ADVISORY IN EFFECT FROM THIS AFTERNOON THROUGH TUESDAY AFTERNOON

TODAY
SW wind around 5 kt, backing to S 15 to 25 kt. Seas 5 to 7 ft. Wave Detail: W 5 ft at 6 seconds, W 6 ft at 12 seconds and SW 2 ft at 13 seconds. A slight chance of rain early this afternoon. Rain likely late.

TONIGHT
S wind 20 to 30 kt. Seas 7 to 10 ft, building to 9 to 12 ft after midnight. Wave Detail: SW 8 ft at 7 seconds and W 9 ft at 12 seconds. Rain.

TUE
SW wind 20 to 30 kt, becoming NW 10 to 15 kt in the afternoon. Seas 9 to 11 ft, subsiding to 8 to 9 ft in the afternoon. Wave Detail: S 6 ft at 7 seconds and W 9 ft at 12 seconds. Rain in the morning.

TUE NIGHT
NW wind 10 to 15 kt. Seas 6 to 8 ft. Wave Detail: NW 3 ft at 6 seconds, S 2 ft at 7 seconds and W 7 ft at 12 seconds.

WED
N wind 5 to 10 kt. Seas 5 to 7 ft. Wave Detail: W 6 ft at 11 seconds and SW 2 ft at 16 seconds.

WED NIGHT
NE wind around 5 kt. Seas 4 to 5 ft. Wave Detail: W 5 ft at 11 seconds and SW 2 ft at 16 seconds.

THU
NE wind around 5 kt. Seas 4 to 5 ft. Wave Detail: W 5 ft at 10 seconds and SW 2 ft at 15 seconds.

THU NIGHT
N wind around 5 kt. Seas 3 to 4 ft. Wave Detail: W 4 ft at 9 seconds and SW 2 ft at 15 seconds.

FRI
N wind around 5 kt, backing to W in the afternoon. Seas 3 to 4 ft. Wave Detail: W 4 ft at 9 seconds and SW 2 ft at 14 seconds.

FRI NIGHT
NW wind 5 to 10 kt. Seas 4 to 6 ft. Wave Detail: NW 2 ft at 4 seconds and W 6 ft at 9 seconds.


PZZ153-282245
Coastal Waters From James Island To Point Grenville Out 10 Nm
238 AM PDT Mon Sep 28 2026

SMALL CRAFT ADVISORY IN EFFECT FROM THIS AFTERNOON THROUGH TUESDAY AFTERNOON

TODAY
NE wind around 5 kt, veering to S late this morning and early afternoon, rising to 10 to 15 kt late. Seas 5 to 6 ft. Wave Detail: W 6 ft at 6 seconds and W 5 ft at 15 seconds. A chance of rain late.

TONIGHT
S wind 20 to 30 kt. Seas 6 to 9 ft, building to 8 to 11 ft after midnight. Wave Detail: SW 7 ft at 7 seconds, SW 4 ft at 12 seconds and W 10 ft at 13 seconds. Rain.

TUE
SW wind 15 to 25 kt, becoming NW around 10 kt in the afternoon. Seas 9 to 11 ft, subsiding to 7 to 9 ft in the afternoon. Wave Detail: S 6 ft at 7 seconds and W 10 ft at 12 seconds. Rain in the morning.

TUE NIGHT
NW wind 5 to 10 kt. Seas 6 to 8 ft. Wave Detail: NW 3 ft at 5 seconds, S 2 ft at 6 seconds and W 7 ft at 12 seconds.

WED
N wind around 5 kt. Seas 5 to 6 ft. Wave Detail: N 2 ft at 6 seconds and W 6 ft at 11 seconds.

WED NIGHT
N wind 5 to 10 kt, becoming NE after midnight. Seas 4 to 5 ft. Wave Detail: N 2 ft at 4 seconds and W 5 ft at 11 seconds.

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

THU NIGHT
N wind around 5 kt. Seas 3 to 4 ft. Wave Detail: N 2 ft at 4 seconds, W 4 ft at 9 seconds and SW 2 ft at 14 seconds.

FRI
N wind around 5 kt, backing to NW in the afternoon. Seas 3 to 4 ft. Wave Detail: NW 2 ft at 4 seconds and W 4 ft at 9 seconds.

FRI NIGHT
NW wind 5 to 10 kt. Seas 4 to 6 ft. Wave Detail: NW 2 ft at 4 seconds and W 6 ft at 9 seconds.


PZZ156-282245
Coastal Waters From Point Grenville To Cape Shoalwater Out 10 Nm
238 AM PDT Mon Sep 28 2026

SMALL CRAFT ADVISORY IN EFFECT FROM THIS AFTERNOON THROUGH TUESDAY AFTERNOON

TODAY
N wind around 5 kt, backing to W late this morning, backing to SW this afternoon. Seas 5 to 7 ft. Wave Detail: SW 2 ft at 5 seconds, NW 4 ft at 7 seconds and W 6 ft at 15 seconds.

TONIGHT
S wind 20 to 30 kt. Seas 5 to 8 ft, building to 8 to 11 ft after midnight. Wave Detail: SW 7 ft at 6 seconds, SW 5 ft at 12 seconds and W 8 ft at 13 seconds. A chance of rain in the evening, then rain after midnight.

TUE
SW wind 20 to 30 kt, veering to W in the afternoon. Seas 8 to 11 ft. Wave Detail: S 7 ft at 7 seconds and W 9 ft at 12 seconds. Rain, mainly in the morning.

TUE NIGHT
NW wind 10 to 15 kt. Seas 6 to 8 ft. Wave Detail: S 2 ft at 6 seconds and W 8 ft at 12 seconds.

WED
N wind 5 to 10 kt. Seas 5 to 7 ft. Wave Detail: W 6 ft at 12 seconds.

WED NIGHT
N wind 10 to 15 kt, becoming NE 5 to 10 kt after midnight. Seas 4 to 6 ft. Wave Detail: N 3 ft at 4 seconds and W 5 ft at 11 seconds.

THU
NE wind 5 to 10 kt, backing to N in the afternoon. Seas 4 to 5 ft. Wave Detail: W 5 ft at 10 seconds.

THU NIGHT
N wind 5 to 10 kt. Seas 3 to 5 ft. Wave Detail: N 2 ft at 4 seconds and W 4 ft at 10 seconds.

FRI
NW wind 5 to 10 kt. Seas 3 to 4 ft. Wave Detail: NW 2 ft at 4 seconds and W 4 ft at 9 seconds.

FRI NIGHT
NW wind 5 to 10 kt. Seas 4 to 6 ft. Wave Detail: W 6 ft at 9 seconds.


PZZ170-282245
Coastal Waters From Cape Flattery To James Island 10 To 60 Nm
238 AM PDT Mon Sep 28 2026

SMALL CRAFT ADVISORY IN EFFECT FROM THIS AFTERNOON THROUGH TUESDAY AFTERNOON

TODAY
SW wind 5 to 10 kt, becoming S 15 to 25 kt. Seas 6 to 8 ft. Wave Detail: NW 2 ft at 5 seconds, SW 5 ft at 6 seconds and S 2 ft at 13 seconds. A chance of rain early this afternoon. Rain late.

TONIGHT
S wind 20 to 30 kt, veering to SW after midnight. Seas 8 to 11 ft, building to 11 to 12 ft after midnight. Wave Detail: SW 8 ft at 7 seconds, W 12 ft at 13 seconds and S 2 ft at 13 seconds. Rain.

TUE
W wind 15 to 25 kt. Seas 10 to 11 ft, subsiding to 8 to 9 ft in the afternoon. Wave Detail: S 5 ft at 7 seconds, W 10 ft at 12 seconds and S 2 ft at 13 seconds. Rain in the morning.

TUE NIGHT
NW wind 10 to 15 kt. Seas 7 to 9 ft. Wave Detail: NW 5 ft at 6 seconds, SE 2 ft at 6 seconds and W 8 ft at 12 seconds.

WED
N wind 10 to 15 kt, easing to 5 to 10 kt in the afternoon. Seas 5 to 7 ft. Wave Detail: N 2 ft at 5 seconds, W 6 ft at 11 seconds and SW 2 ft at 16 seconds.

WED NIGHT
N wind 5 to 10 kt. Seas 5 to 6 ft. Wave Detail: NE 2 ft at 4 seconds, W 5 ft at 11 seconds and SW 2 ft at 16 seconds.

THU
NE wind 5 to 10 kt. Seas 4 to 5 ft. Wave Detail: W 5 ft at 10 seconds and SW 2 ft at 15 seconds.

THU NIGHT
N wind 5 to 10 kt. Seas 4 to 5 ft. Wave Detail: NE 3 ft at 4 seconds, W 4 ft at 9 seconds and SW 2 ft at 15 seconds.

FRI
NW wind 5 to 10 kt. Seas 4 to 6 ft. Wave Detail: N 2 ft at 4 seconds, W 5 ft at 9 seconds and SW 2 ft at 14 seconds.

FRI NIGHT
NW wind 5 to 10 kt. Seas 5 to 7 ft. Wave Detail: NW 2 ft at 4 seconds, W 6 ft at 9 seconds and SW 2 ft at 14 seconds.


PZZ173-282245
Coastal Waters From James Island To Point Grenville 10 To 60 Nm
238 AM PDT Mon Sep 28 2026

SMALL CRAFT ADVISORY IN EFFECT FROM THIS AFTERNOON THROUGH TUESDAY AFTERNOON

TODAY
W wind 5 to 10 kt, becoming SW 10 to 20 kt late this morning and early afternoon, rising to 15 to 25 kt late. Seas 7 to 9 ft. Wave Detail: W 6 ft at 6 seconds, S 2 ft at 13 seconds and W 7 ft at 14 seconds. Rain likely late.

TONIGHT
SW wind 20 to 30 kt. Seas 8 to 11 ft, building to 10 to 12 ft after midnight. Wave Detail: SW 8 ft at 7 seconds, S 2 ft at 12 seconds and W 12 ft at 13 seconds. Rain.

TUE
W wind 20 to 30 kt, becoming NW around 15 kt in the afternoon. Seas 10 to 12 ft, subsiding to 8 to 10 ft in the afternoon. Wave Detail: S 6 ft at 7 seconds, W 11 ft at 12 seconds and S 2 ft at 12 seconds. Rain in the morning.

TUE NIGHT
NW wind 10 to 15 kt. Seas 7 to 10 ft. Wave Detail: N 5 ft at 6 seconds, SE 2 ft at 6 seconds and W 8 ft at 12 seconds.

WED
N wind 5 to 10 kt. Seas 6 to 8 ft. Wave Detail: N 3 ft at 6 seconds, NW 7 ft at 11 seconds and SW 2 ft at 16 seconds.

WED NIGHT
N wind 5 to 10 kt. Seas 5 to 7 ft. Wave Detail: N 3 ft at 4 seconds, W 6 ft at 11 seconds and SW 2 ft at 16 seconds.

THU
NE wind 5 to 10 kt. Seas 4 to 6 ft. Wave Detail: NE 2 ft at 3 seconds, W 5 ft at 10 seconds and SW 2 ft at 15 seconds.

THU NIGHT
N wind 5 to 10 kt. Seas 4 to 5 ft. Wave Detail: NE 3 ft at 4 seconds, W 4 ft at 9 seconds and SW 2 ft at 15 seconds.

FRI
NW wind 5 to 10 kt. Seas 4 to 6 ft. Wave Detail: NW 3 ft at 4 seconds, W 6 ft at 9 seconds and SW 2 ft at 14 seconds.

FRI NIGHT
NW wind 10 to 15 kt. Seas 5 to 8 ft. Wave Detail: N 4 ft at 5 seconds, W 7 ft at 9 seconds and SW 2 ft at 14 seconds.


PZZ176-282245
Coastal Waters From Point Grenville To Cape Shoalwater 10 To 60 Nm
238 AM PDT Mon Sep 28 2026

SMALL CRAFT ADVISORY IN EFFECT FROM THIS AFTERNOON THROUGH TUESDAY AFTERNOON

TODAY
NW wind around 5 kt, backing to SW late this morning, rising to 10 to 20 kt early this afternoon, rising to 15 to 25 kt late. Seas 7 to 8 ft. Wave Detail: W 5 ft at 6 seconds, S 2 ft at 13 seconds and W 6 ft at 14 seconds. A slight chance of rain late.

TONIGHT
SW wind 20 to 30 kt. Seas 7 to 10 ft, building to 9 to 12 ft after midnight. Wave Detail: SW 7 ft at 7 seconds, W 11 ft at 13 seconds and SW 2 ft at 17 seconds. A chance of rain in the evening, then rain likely after midnight.

TUE
SW wind 20 to 30 kt, becoming NW 15 to 20 kt in the afternoon. Seas 11 to 12 ft, subsiding to 9 to 10 ft in the afternoon. Wave Detail: S 7 ft at 7 seconds, W 11 ft at 12 seconds and SW 2 ft at 16 seconds. Rain likely, mainly in the morning.

TUE NIGHT
NW wind 10 to 15 kt. Seas 7 to 9 ft. Wave Detail: NW 4 ft at 6 seconds, S 2 ft at 6 seconds and W 9 ft at 12 seconds.

WED
N wind 10 to 15 kt, easing to 5 to 10 kt in the afternoon. Seas 6 to 8 ft. Wave Detail: N 4 ft at 6 seconds, NW 7 ft at 11 seconds and SW 2 ft at 16 seconds.

WED NIGHT
N wind 5 to 10 kt. Seas 6 to 7 ft. Wave Detail: N 3 ft at 4 seconds, NW 6 ft at 11 seconds and SW 2 ft at 16 seconds.

THU
NE wind 5 to 10 kt. Seas 5 to 6 ft. Wave Detail: NE 2 ft at 3 seconds, NW 5 ft at 10 seconds and SW 2 ft at 15 seconds.

THU NIGHT
N wind around 10 kt. Seas 4 to 5 ft. Wave Detail: N 3 ft at 4 seconds, W 4 ft at 10 seconds and SW 2 ft at 14 seconds.

FRI
NW wind around 10 kt. Seas 4 to 6 ft. Wave Detail: N 3 ft at 5 seconds, W 6 ft at 9 seconds and SW 2 ft at 14 seconds.

FRI NIGHT
NW wind 10 to 15 kt. Seas 5 to 8 ft. Wave Detail: NW 3 ft at 5 seconds, W 7 ft at 9 seconds and SW 2 ft at 14 seconds.


PZZ130-282245
West Entrance U.S. Waters Strait Of Juan De Fuca
238 AM PDT Mon Sep 28 2026

SMALL CRAFT ADVISORY IN EFFECT FROM THIS AFTERNOON THROUGH TUESDAY AFTERNOON

TODAY
SW wind around 5 kt, backing to S early this afternoon, rising to 10 to 20 kt late. Seas 3 to 4 ft. Wave Detail: W 4 ft at 12 seconds and W 4 ft at 15 seconds. A slight chance of rain early this afternoon. Rain likely late.

TONIGHT
S wind 20 to 25 kt with gusts up to 35 kt. Seas 5 to 7 ft. Wave Detail: S 5 ft at 5 seconds and W 7 ft at 12 seconds. Rain.

TUE
W wind 15 to 25 kt. Seas 5 to 7 ft. Wave Detail: S 3 ft at 6 seconds and W 7 ft at 11 seconds. Rain in the morning.

TUE NIGHT
W wind 15 to 20 kt, easing to 10 to 15 kt after midnight. Seas 4 to 6 ft. Wave Detail: W 6 ft at 11 seconds.

WED
E wind around 5 kt. Seas 3 to 5 ft. Wave Detail: W 5 ft at 11 seconds.

WED NIGHT
E wind around 5 kt, rising to 5 to 10 kt after midnight. Seas 3 to 4 ft. Wave Detail: W 4 ft at 11 seconds.

THU
E wind 5 to 10 kt. Seas 3 to 4 ft. Wave Detail: W 4 ft at 10 seconds.

THU NIGHT
E wind around 5 kt. Seas around 3 ft. Wave Detail: W 3 ft at 9 seconds.

FRI
E wind around 5 kt, veering to W in the afternoon. Seas around 3 ft. Wave Detail: W 3 ft at 9 seconds.

FRI NIGHT
W wind around 5 kt. Seas 3 to 4 ft. Wave Detail: W 4 ft at 9 seconds.


PZZ131-282245
Central U.S. Waters Strait Of Juan De Fuca
238 AM PDT Mon Sep 28 2026

SMALL CRAFT ADVISORY IN EFFECT FROM THIS AFTERNOON THROUGH LATE TUESDAY NIGHT

TODAY
W wind 10 to 15 kt, easing to 15 to 20 kt late this morning and afternoon. Waves around 3 ft. A chance of rain late.

TONIGHT
SW wind 15 to 25 kt, backing to SE after midnight. Waves 3 to 4 ft. A chance of rain in the evening, then rain after midnight.

TUE
SE wind 15 to 25 kt, becoming W in the afternoon. Waves 3 to 5 ft. Rain, mainly in the morning.

TUE NIGHT
W wind 25 to 30 kt, easing to 15 to 20 kt after midnight. Waves 4 to 6 ft.

WED
SW wind 5 to 10 kt, backing to E in the afternoon. Waves 3 to 4 ft in the morning, then around 2 ft or less.

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

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

THU NIGHT
E wind around 5 kt, veering to S after midnight. Waves around 1 ft or less.

FRI
W wind around 5 kt. Waves around 1 ft or less.

FRI NIGHT
W wind around 5 kt. Waves around 1 ft or less.


PZZ132-282245
East Entrance U.S. Waters Strait Of Juan De Fuca
238 AM PDT Mon Sep 28 2026

SMALL CRAFT ADVISORY IN EFFECT FROM THIS AFTERNOON THROUGH LATE TUESDAY NIGHT

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

TONIGHT
SE wind 10 to 20 kt, rising to 20 to 30 kt after midnight. Waves around 2 ft or less, then 3 to 4 ft after midnight. A chance of rain in the evening, then rain likely after midnight.

TUE
SE wind 20 to 30 kt, veering to SW in the afternoon. Waves 3 to 5 ft. Rain.

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

WED
W wind 5 to 10 kt, veering to N in the afternoon. Waves 3 to 4 ft in the morning, then around 2 ft or less.

WED NIGHT
NW wind around 5 kt. Waves around 1 ft or less.

THU
NW wind around 5 kt. Waves around 1 ft or less.

THU NIGHT
NW wind around 5 kt. Waves around 1 ft or less.

FRI
W wind around 5 kt. Waves around 1 ft or less.

FRI NIGHT
W wind around 5 kt. Waves around 1 ft or less.


PZZ134-282245
Admiralty Inlet
238 AM PDT Mon Sep 28 2026

SMALL CRAFT ADVISORY IN EFFECT FROM THIS AFTERNOON THROUGH TUESDAY AFTERNOON

TODAY
SE wind 5 to 10 kt, backing to E late. Waves around 2 ft or less.

TONIGHT
SE wind 20 to 25 kt. Waves 3 to 4 ft. A chance of rain in the evening, then rain likely after midnight.

TUE
S wind 20 to 30 kt, easing to 15 to 20 kt in the afternoon. Waves 3 to 4 ft. A chance of rain in the morning, then rain in the afternoon.

TUE NIGHT
NW wind 10 to 15 kt. Waves around 2 ft or less. A chance of showers in the evening.

WED
NW wind around 5 kt, veering to N in the afternoon. Waves around 1 ft or less.

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

THU
NW wind around 5 kt, rising to 5 to 10 kt in the afternoon. Waves around 2 ft or less.

THU NIGHT
NW wind 5 to 10 kt, easing to around 5 kt after midnight. Waves around 2 ft or less.

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

FRI NIGHT
NW wind around 5 kt. Waves around 1 ft or less.


PZZ133-282245
Northern Inland Waters Including The San Juan Islands
238 AM PDT Mon Sep 28 2026

GALE WARNING IN EFFECT FROM THIS EVENING THROUGH TUESDAY AFTERNOON

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

TONIGHT
SE wind 20 to 30 kt. Gusts up to 35 kt after midnight. Waves 3 to 4 ft. A chance of rain in the evening, then rain after midnight.

TUE
SE wind 20 to 30 kt with gusts up to 35 kt, becoming S 15 to 20 kt in the afternoon. Waves 3 to 4 ft. Rain.

TUE NIGHT
SW wind 10 to 15 kt, becoming W 5 to 10 kt after midnight. Waves around 2 ft or less.

WED
W wind around 5 kt. Waves around 1 ft or less.

WED NIGHT
N wind around 5 kt. Waves around 1 ft or less.

THU
N wind around 5 kt. Waves around 1 ft or less.

THU NIGHT
NW wind around 5 kt. Waves around 1 ft or less.

FRI
NE wind around 5 kt, veering to S in the afternoon. Waves around 1 ft or less.

FRI NIGHT
W wind around 5 kt. Waves around 1 ft or less.


PZZ135-282245
Puget Sound and Hood Canal
238 AM PDT Mon Sep 28 2026

SMALL CRAFT ADVISORY IN EFFECT FROM THIS AFTERNOON THROUGH TUESDAY AFTERNOON

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

TONIGHT
S wind 20 to 30 kt. Waves around 3 ft. A chance of rain after midnight.

TUE
S wind 15 to 25 kt. Waves around 3 ft. Rain likely in the morning, then showers in the afternoon.

TUE NIGHT
S wind 5 to 10 kt, becoming NE after midnight. Waves around 2 ft or less. Showers in the evening.

WED
N wind around 5 kt. Waves around 1 ft or less.

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

THU
N wind around 5 kt, rising to 5 to 10 kt in the afternoon. Waves around 2 ft or less.

THU NIGHT
N wind around 5 kt. Waves around 1 ft or less.

FRI
NE wind around 5 kt, backing to W in the afternoon. Waves around 1 ft or less.

FRI NIGHT
N wind around 5 kt. Waves around 1 ft or less.


PZZ110-282245
Grays Harbor Bar
238 AM PDT Mon Sep 28 2026

Combined seas 4 to 6 ft increasing to 7 to 9 ft this evening. Bar conditions light, becoming moderate this evening. Maximum ebb currents will occur around 6 AM this morning, 615 PM this evening and 630 AM Tuesday morning. The evening ebb will be strong.