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National Weather Service Marine Forecast FZUS56 KSEW

FZUS56 KSEW 290826
CWFSEW

Coastal Waters Forecast for Washington
National Weather Service Seattle WA
126 AM PDT Tue Sep 29 2026

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

PZZ100-292130
126 AM PDT Tue Sep 29 2026

.SYNOPSIS FOR THE NORTHERN AND CENTRAL WASHINGTON COASTAL AND INLAND WATERS...A passing frontal system will keep wind speeds elevated for interior waters and higher seas in the coastal waters today before both ease this afternoon. Weak high pressure and offshore flow will follow on Wednesday through the end of the week.


PZZ150-292130
Coastal Waters From Cape Flattery To James Island Out 10 Nm
126 AM PDT Tue Sep 29 2026

SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS AFTERNOON

TODAY
W wind 5 to 10 kt. Seas 7 to 10 ft. Wave Detail: SW 3 ft at 7 seconds, W 8 ft at 12 seconds and SW 2 ft at 16 seconds. Rain early this morning, then a chance of rain late this morning.

TONIGHT
NW wind 5 to 10 kt, easing to around 5 kt after midnight. Seas 6 to 7 ft. Wave Detail: NW 2 ft at 5 seconds, W 6 ft at 12 seconds and SW 2 ft at 16 seconds.

WED
NE wind around 5 kt, backing to N in the afternoon. Seas 5 to 6 ft. Wave Detail: W 6 ft at 11 seconds and SW 2 ft at 16 seconds.

WED NIGHT
NE wind 5 to 10 kt. Seas 4 to 5 ft. Wave Detail: W 5 ft at 11 seconds and SW 2 ft at 16 seconds. A chance of rain.

THU
E wind 5 to 10 kt, easing to around 5 kt in the afternoon. Seas 4 to 5 ft. Wave Detail: W 5 ft at 10 seconds and SW 2 ft at 15 seconds. A chance of rain.

THU NIGHT
E wind around 5 kt. Seas 3 to 4 ft. Wave Detail: SW 2 ft at 8 seconds, W 4 ft at 10 seconds and SW 2 ft at 15 seconds. A chance of rain in the evening.

FRI
N wind around 5 kt. Seas 3 to 4 ft. Wave Detail: SW 2 ft at 8 seconds, W 3 ft at 9 seconds and SW 2 ft at 14 seconds.

FRI NIGHT
N wind around 5 kt. Seas 3 to 4 ft. Wave Detail: SW 2 ft at 8 seconds, W 3 ft at 9 seconds and SW 2 ft at 14 seconds.

SAT
NE wind 5 to 10 kt. Seas 3 to 4 ft. Wave Detail: NW 3 ft at 8 seconds, W 2 ft at 8 seconds and SW 2 ft at 16 seconds.

SAT NIGHT
N wind 5 to 10 kt. Seas 3 to 4 ft. Wave Detail: N 2 ft at 4 seconds, W 3 ft at 8 seconds and SW 2 ft at 15 seconds.


PZZ153-292130
Coastal Waters From James Island To Point Grenville Out 10 Nm
126 AM PDT Tue Sep 29 2026

SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS AFTERNOON

TODAY
SW wind 10 to 15 kt, becoming NW 5 to 10 kt late this morning and afternoon. Seas 7 to 10 ft. Wave Detail: S 2 ft at 6 seconds and W 9 ft at 12 seconds. Rain early this morning, then a chance of rain late this morning. A slight chance of rain early this afternoon.

TONIGHT
N wind 5 to 10 kt. Seas 5 to 7 ft. Wave Detail: NW 2 ft at 5 seconds and W 7 ft at 12 seconds.

WED
N wind around 5 kt, backing to NW in the afternoon. Seas 5 to 6 ft. Wave Detail: N 2 ft at 5 seconds and W 6 ft at 11 seconds.

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

THU
E wind around 5 kt, veering to SW in the afternoon. Seas 4 to 5 ft. Wave Detail: SW 2 ft at 8 seconds, W 4 ft at 10 seconds and SW 2 ft at 15 seconds. A chance of rain.

THU NIGHT
SE wind around 5 kt, backing to NE around 5 kt after midnight. Seas 3 to 4 ft. Wave Detail: SW 2 ft at 8 seconds, W 4 ft at 10 seconds and SW 2 ft at 15 seconds.

FRI
NW wind around 5 kt. Seas 3 to 4 ft. Wave Detail: SW 2 ft at 8 seconds and W 3 ft at 9 seconds.

FRI NIGHT
N wind 5 to 10 kt. Seas 3 to 4 ft. Wave Detail: N 2 ft at 4 seconds, SW 2 ft at 8 seconds and NW 3 ft at 9 seconds.

SAT
N wind around 5 kt. Seas 3 to 4 ft. Wave Detail: N 2 ft at 4 seconds, NW 3 ft at 8 seconds and W 2 ft at 8 seconds.

SAT NIGHT
N wind 5 to 10 kt. Seas 3 to 4 ft. Wave Detail: NW 3 ft at 5 seconds and W 2 ft at 8 seconds.


PZZ156-292130
Coastal Waters From Point Grenville To Cape Shoalwater Out 10 Nm
126 AM PDT Tue Sep 29 2026

SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS AFTERNOON

TODAY
SW wind 15 to 20 kt, becoming NW 10 to 15 kt this afternoon. Seas 7 to 10 ft, subsiding to 6 to 8 ft this afternoon. Wave Detail: S 2 ft at 6 seconds and W 9 ft at 12 seconds. Rain until late afternoon, then a slight chance of rain late.

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

WED
NE wind 5 to 10 kt, becoming NW 10 to 15 kt in the afternoon. Seas 5 to 6 ft. Wave Detail: N 2 ft at 4 seconds and W 6 ft at 12 seconds.

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

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

THU NIGHT
S wind around 5 kt, veering to W after midnight. Seas 4 to 5 ft. Wave Detail: SW 2 ft at 8 seconds, W 4 ft at 10 seconds and SW 2 ft at 15 seconds.

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

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

SAT
NE wind 5 to 10 kt. Seas 3 to 4 ft. Wave Detail: NW 3 ft at 8 seconds and W 2 ft at 8 seconds.

SAT NIGHT
N wind 5 to 10 kt. Seas 3 to 5 ft. Wave Detail: N 2 ft at 4 seconds, NW 3 ft at 8 seconds and W 2 ft at 8 seconds.


PZZ170-292130
Coastal Waters From Cape Flattery To James Island 10 To 60 Nm
126 AM PDT Tue Sep 29 2026

SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS AFTERNOON

TODAY
NW wind around 10 kt. Seas 7 to 10 ft. Wave Detail: W 9 ft at 12 seconds and S 2 ft at 14 seconds. A chance of rain this morning.

TONIGHT
NW wind 5 to 10 kt. Seas 6 to 8 ft. Wave Detail: N 4 ft at 5 seconds, W 7 ft at 12 seconds and SW 2 ft at 15 seconds.

WED
N wind 5 to 10 kt. Seas 5 to 6 ft. Wave Detail: N 2 ft at 5 seconds, W 6 ft at 11 seconds and SW 2 ft at 15 seconds.

WED NIGHT
NE wind 5 to 10 kt. Seas 5 to 6 ft. Wave Detail: W 5 ft at 11 seconds and SW 2 ft at 16 seconds. A chance of rain.

THU
SE wind 5 to 10 kt. Seas 4 to 5 ft. Wave Detail: E 2 ft at 3 seconds, SW 2 ft at 8 seconds and W 5 ft at 10 seconds. A chance of rain.

THU NIGHT
SE wind 5 to 10 kt, backing to N after midnight. Seas 4 to 5 ft. Wave Detail: SW 2 ft at 8 seconds, W 4 ft at 10 seconds and SW 2 ft at 15 seconds. A chance of rain in the evening.

FRI
N wind 5 to 10 kt. Seas 4 to 5 ft. Wave Detail: NE 2 ft at 3 seconds, SW 2 ft at 8 seconds and NW 3 ft at 9 seconds.

FRI NIGHT
N wind 5 to 10 kt. Seas 3 to 5 ft. Wave Detail: NE 2 ft at 3 seconds, SW 2 ft at 8 seconds and NW 3 ft at 9 seconds.

SAT
N wind 5 to 10 kt. Seas 3 to 5 ft. Wave Detail: NE 3 ft at 4 seconds, NW 3 ft at 8 seconds and W 2 ft at 8 seconds.

SAT NIGHT
N wind 5 to 10 kt. Seas 4 to 5 ft. Wave Detail: NE 4 ft at 4 seconds, NW 2 ft at 8 seconds and SW 2 ft at 15 seconds.


PZZ173-292130
Coastal Waters From James Island To Point Grenville 10 To 60 Nm
126 AM PDT Tue Sep 29 2026

SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS AFTERNOON

TODAY
NW wind 10 to 15 kt, easing to 5 to 10 kt this afternoon. Seas 7 to 10 ft. Wave Detail: W 10 ft at 12 seconds and S 2 ft at 14 seconds. Rain early this morning, then a chance of rain late this morning.

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

WED
N wind 5 to 10 kt. Seas 6 to 8 ft, subsiding to 5 to 6 ft in the afternoon. Wave Detail: N 3 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, veering to NE after midnight. Seas 5 to 6 ft. Wave Detail: N 2 ft at 4 seconds, W 2 ft at 7 seconds and W 6 ft at 11 seconds. A chance of rain.

THU
SE wind 5 to 10 kt. Seas 5 to 6 ft. Wave Detail: SW 2 ft at 8 seconds, W 5 ft at 10 seconds and SW 2 ft at 15 seconds. A chance of rain in the morning.

THU NIGHT
S wind 5 to 10 kt, veering to NW after midnight. Seas 4 to 5 ft. Wave Detail: SW 3 ft at 8 seconds, NW 4 ft at 10 seconds and SW 2 ft at 15 seconds.

FRI
N wind 5 to 10 kt. Seas 4 to 5 ft. Wave Detail: N 3 ft at 4 seconds, SW 3 ft at 8 seconds and NW 3 ft at 9 seconds.

FRI NIGHT
N wind around 10 kt. Seas 4 to 5 ft. Wave Detail: NE 3 ft at 4 seconds, W 2 ft at 8 seconds and NW 4 ft at 9 seconds.

SAT
N wind 5 to 10 kt, rising to 10 to 15 kt in the afternoon. Seas 4 to 5 ft. Wave Detail: NE 4 ft at 4 seconds, NW 3 ft at 8 seconds and W 2 ft at 8 seconds.

SAT NIGHT
N wind 10 to 15 kt. Seas 4 to 6 ft. Wave Detail: N 5 ft at 5 seconds, NW 3 ft at 8 seconds and W 2 ft at 8 seconds.


PZZ176-292130
Coastal Waters From Point Grenville To Cape Shoalwater 10 To 60 Nm
126 AM PDT Tue Sep 29 2026

SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS AFTERNOON

TODAY
SW wind 15 to 20 kt, becoming W 10 to 15 kt late this morning, then becoming NW 5 to 10 kt this afternoon. Seas 7 to 10 ft. Wave Detail: W 10 ft at 12 seconds and S 2 ft at 14 seconds. Rain likely early this morning, then a chance of rain late this morning and early afternoon.

TONIGHT
N wind 5 to 10 kt. Seas 6 to 8 ft. Wave Detail: N 3 ft at 6 seconds, W 8 ft at 12 seconds and S 2 ft at 15 seconds.

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

THU
SE wind 5 to 10 kt. Seas 5 to 6 ft. Wave Detail: SW 2 ft at 8 seconds, W 5 ft at 10 seconds and SW 2 ft at 15 seconds.

THU NIGHT
S wind 5 to 10 kt, veering to NW after midnight. Seas 4 to 5 ft. Wave Detail: NW 3 ft at 4 seconds, SW 3 ft at 8 seconds and NW 4 ft at 10 seconds.

FRI
N wind 5 to 10 kt. Seas 4 to 6 ft. Wave Detail: NW 4 ft at 6 seconds, NW 4 ft at 9 seconds and SW 2 ft at 15 seconds.

FRI NIGHT
N wind 10 to 15 kt. Seas 4 to 6 ft. Wave Detail: N 4 ft at 5 seconds, W 2 ft at 8 seconds and NW 4 ft at 9 seconds.

SAT
N wind 5 to 10 kt. Seas 4 to 6 ft. Wave Detail: N 4 ft at 5 seconds, NW 4 ft at 8 seconds and W 2 ft at 8 seconds.

SAT NIGHT
N wind 10 to 15 kt. Seas 4 to 6 ft. Wave Detail: NW 5 ft at 7 seconds, W 2 ft at 8 seconds and SW 2 ft at 15 seconds.


PZZ130-292130
West Entrance U.S. Waters Strait Of Juan De Fuca
126 AM PDT Tue Sep 29 2026

SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS AFTERNOON

TODAY
W wind 15 to 25 kt easing to 10 to 15 kt this afternoon. Seas 4 to 6 ft. Wave Detail: W 2 ft at 6 seconds and W 6 ft at 11 seconds. Rain early this morning, then a chance of rain late this morning. A slight chance of rain early this afternoon.

TONIGHT
W wind 5 to 10 kt. Seas 3 to 5 ft. Wave Detail: W 5 ft at 11 seconds.

WED
E wind around 5 kt. Seas 3 to 5 ft. Wave Detail: W 4 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. A chance of rain.

THU
E wind 5 to 10 kt. Seas 3 to 4 ft. Wave Detail: E 2 ft at 3 seconds and W 4 ft at 10 seconds. A chance of rain.

THU NIGHT
E wind around 5 kt. Seas 3 to 4 ft. Wave Detail: W 3 ft at 10 seconds. A chance of rain in the evening.

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

FRI NIGHT
N wind around 5 kt, veering to E around 5 kt after midnight. Seas around 3 ft. Wave Detail: W 2 ft at 9 seconds.

SAT
E wind 5 to 10 kt, easing to around 5 kt in the afternoon. Seas around 3 ft. Wave Detail: W 2 ft at 8 seconds.

SAT NIGHT
NE wind around 5 kt, veering to E after midnight. Seas around 2 ft or less. Wave Detail: E 2 ft at 3 seconds and W 2 ft at 8 seconds.


PZZ131-292130
Central U.S. Waters Strait Of Juan De Fuca
126 AM PDT Tue Sep 29 2026

SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT

TODAY
W wind 10 to 15 kt, rising to 15 to 25 kt this afternoon. Waves 3 to 5 ft. Rain this morning, then a chance of rain early this afternoon. A slight chance of rain late.

TONIGHT
W wind 15 to 25 kt, easing to 10 to 15 kt after midnight. Waves 3 to 5 ft.

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

WED NIGHT
E wind 5 to 10 kt. Waves around 2 ft or less. A chance of rain.

THU
E wind 5 to 10 kt. Waves around 2 ft or less. A chance of rain.

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

FRI
E wind around 5 kt. Waves around 2 ft or less.

FRI NIGHT
NE wind around 5 kt, veering to SE after midnight. Waves around 2 ft or less.

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

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


PZZ132-292130
East Entrance U.S. Waters Strait Of Juan De Fuca
126 AM PDT Tue Sep 29 2026

SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT

TODAY
S wind 10 to 15 kt, becoming SW 5 to 10 kt late this morning, then becoming W 10 to 15 kt early this afternoon, rising to 15 to 25 kt late. Waves around 2 ft or less, then 3 to 4 ft this afternoon. Rain, mainly this morning.

TONIGHT
W wind 15 to 25 kt easing to 15 to 20 kt after midnight. Waves 3 to 5 ft.

WED
W wind 5 to 10 kt, veering to NW in the afternoon. Waves around 3 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
E wind around 5 kt, backing to N after midnight. Waves around 1 ft or less.

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

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

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

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


PZZ134-292130
Admiralty Inlet
126 AM PDT Tue Sep 29 2026

SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS AFTERNOON

TODAY
S wind 15 to 25 kt, easing to NW 5 to 10 kt this afternoon. Waves around 3 ft, easing to 2 ft or less this afternoon. Rain until late afternoon, then a chance of rain late.

TONIGHT
NW wind 10 to 15 kt. Waves around 2 ft or less.

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

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

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

THU NIGHT
SE wind around 5 kt, backing to NW after midnight. Waves around 1 ft or less.

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

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

SAT
NW wind 5 to 10 kt, rising to 10 to 15 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.


PZZ133-292130
Northern Inland Waters Including The San Juan Islands
126 AM PDT Tue Sep 29 2026

GALE WARNING IN EFFECT THROUGH THIS AFTERNOON

TODAY
S wind 20 to 30 kt with gusts to 35 kt, easing to SW 10 to 15 kt in the afternoon. Waves around 3 ft, easing to 2 ft or less this afternoon. Rain, mainly this morning.

TONIGHT
W wind 5 to 10 kt. Waves around 2 ft or less. Patchy dense fog after midnight.

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

WED NIGHT
NW wind around 5 kt. Waves around 1 ft or less. A chance of rain after midnight.

THU
N wind around 5 kt. Waves around 1 ft or less. A chance of rain.

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

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

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

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

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


PZZ135-292130
Puget Sound and Hood Canal
126 AM PDT Tue Sep 29 2026

SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS AFTERNOON

TODAY
S wind 15 to 25 kt, becoming SW 5 to 10 kt late. Waves around 3 ft, easing to 2 ft or less in the afternoon. Rain likely.

TONIGHT
NE wind around 5 kt. Waves around 1 ft or less. A chance of rain in the evening. Patchy fog after midnight.

WED
N wind around 5 kt, rising to 5 to 10 kt in the afternoon. Waves around 2 ft or less. Patchy fog in the morning.

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

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

THU NIGHT
NE wind around 5 kt, backing to NW after midnight. Waves around 1 ft or less.

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

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

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

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


PZZ110-292130
Grays Harbor Bar
126 AM PDT Tue Sep 29 2026

Combined seas 7 to 9 ft easing to 5 to 7 ft tonight. Bar conditions generally moderate. Maximum ebb currents will occur around 630 AM this morning, and 700 PM this evening and 715 AM Wednesday morning. The evening ebb will be very strong.