National Weather Service Marine Forecast FZUS56 KSEW

FZUS56 KSEW 290846
CWFSEW

Coastal Waters Forecast for Washington
National Weather Service Seattle WA
146 AM PDT Sun Mar 29 2026

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

PZZ100-292200
146 AM PDT Sun Mar 29 2026

.SYNOPSIS FOR THE NORTHERN AND CENTRAL WASHINGTON COASTAL AND INLAND WATERS...A weak system will move through the waters today with high pressure quickly rebuilding behind it tonight for a brief period of elevated winds. High pressure will remain in place through Tuesday A stronger low pressure system will move over area waters on Wednesday and is expected to bring elevated winds and seas. High pressure looks to return late week.


PZZ150-292200
Coastal Waters From Cape Flattery To James Island Out 10 Nm
146 AM PDT Sun Mar 29 2026

SMALL CRAFT ADVISORY IN EFFECT FROM THIS AFTERNOON THROUGH LATE TONIGHT

TODAY
NW wind 5 to 10 kt, rising to 15 to 25 kt. Seas 4 to 6 ft. Wave Detail: N 3 ft at 4 seconds, W 4 ft at 8 seconds and W 2 ft at 12 seconds. Rain likely early this morning, then a chance of rain late this morning and early afternoon.

TONIGHT
NW wind 15 to 25 kt. Seas 7 to 10 ft. Wave Detail: N 3 ft at 5 seconds and NW 10 ft at 9 seconds.

MON
N wind 10 to 15 kt, easing to around 5 kt in the afternoon. Seas 6 to 8 ft, subsiding to 5 to 6 ft in the afternoon. Wave Detail: NW 7 ft at 8 seconds.

MON NIGHT
N wind 5 to 10 kt, veering to NE after midnight. Seas 4 to 5 ft. Wave Detail: W 4 ft at 8 seconds.

TUE
E wind 5 to 10 kt. Seas 3 to 4 ft. Wave Detail: W 3 ft at 7 seconds.

TUE NIGHT
SE wind 5 to 10 kt, rising to 15 to 20 kt after midnight. Seas 3 to 5 ft. Wave Detail: S 5 ft at 5 seconds, W 2 ft at 7 seconds and W 5 ft at 12 seconds. Rain likely after midnight.

WED
SE wind 20 to 25 kt. Seas 7 to 10 ft. Wave Detail: S 9 ft at 8 seconds and W 5 ft at 11 seconds. Rain.

WED NIGHT
SW wind 10 to 15 kt, backing to SE after midnight. Seas 6 to 8 ft. Wave Detail: SW 6 ft at 8 seconds and W 7 ft at 11 seconds. Rain in the evening, then showers likely after midnight.

THU
NE wind 5 to 10 kt, backing to W in the afternoon. Seas 7 to 9 ft. Wave Detail: S 4 ft at 8 seconds and W 8 ft at 12 seconds. A chance of showers.

THU NIGHT
W wind 5 to 10 kt. Seas 6 to 8 ft. Wave Detail: W 7 ft at 11 seconds.


PZZ153-292200
Coastal Waters From James Island To Point Grenville Out 10 Nm
146 AM PDT Sun Mar 29 2026

SMALL CRAFT ADVISORY IN EFFECT FROM THIS AFTERNOON THROUGH LATE TONIGHT

TODAY
NE wind around 5 kt, backing to W late this morning, then becoming NW 10 to 20 kt this afternoon. Seas 3 to 4 ft, building to 4 to 6 ft this afternoon. Wave Detail: NW 2 ft at 4 seconds, W 5 ft at 8 seconds and W 2 ft at 12 seconds. Rain likely until late afternoon, then a slight chance of rain late.

TONIGHT
NW wind 15 to 25 kt. Seas 6 to 9 ft. Wave Detail: N 2 ft at 5 seconds and NW 9 ft at 9 seconds.

MON
N wind 10 to 15 kt, becoming NW 5 to 10 kt in the afternoon. Seas 5 to 8 ft, subsiding to 4 to 6 ft in the afternoon. Wave Detail: NW 7 ft at 9 seconds.

MON NIGHT
N wind around 10 kt, veering to NE after midnight. Seas 4 to 5 ft. Wave Detail: N 2 ft at 4 seconds and W 5 ft at 8 seconds.

TUE
E wind around 5 kt, veering to S in the afternoon. Seas 3 to 4 ft. Wave Detail: NW 3 ft at 8 seconds.

TUE NIGHT
S wind around 5 kt, becoming SE 15 to 20 kt after midnight. Seas 3 to 5 ft. Wave Detail: S 5 ft at 5 seconds, W 2 ft at 7 seconds and W 4 ft at 13 seconds. Rain likely after midnight.

WED
S wind 20 to 25 kt. Seas 7 to 10 ft. Wave Detail: S 9 ft at 8 seconds and W 5 ft at 11 seconds. Rain.

WED NIGHT
SW wind 10 to 15 kt, backing to SE after midnight. Seas 6 to 8 ft. Wave Detail: SW 6 ft at 8 seconds and W 7 ft at 11 seconds. Rain in the evening, then showers after midnight.

THU
E wind 5 to 10 kt, backing to NW in the afternoon. Seas 7 to 9 ft. Wave Detail: NW 2 ft at 5 seconds, S 4 ft at 8 seconds and W 8 ft at 12 seconds. Showers likely, mainly in the morning.

THU NIGHT
W wind 5 to 10 kt. Seas 6 to 8 ft. Wave Detail: S 2 ft at 8 seconds and W 7 ft at 11 seconds. A chance of showers.


PZZ156-292200
Coastal Waters From Point Grenville To Cape Shoalwater Out 10 Nm
146 AM PDT Sun Mar 29 2026

SMALL CRAFT ADVISORY IN EFFECT FROM THIS AFTERNOON THROUGH LATE TONIGHT

TODAY
S wind 5 to 10 kt, becoming NW 10 to 20 kt late this morning and afternoon. Seas 3 to 4 ft, building to 5 to 7 ft this afternoon. Wave Detail: NW 3 ft at 5 seconds, NW 6 ft at 8 seconds and W 2 ft at 12 seconds. Rain until late afternoon, then a slight chance of rain late.

TONIGHT
NW wind 15 to 25 kt. Seas 6 to 9 ft. Wave Detail: NW 2 ft at 4 seconds and NW 8 ft at 8 seconds.

MON
N wind 10 to 15 kt. Seas 5 to 8 ft. Wave Detail: N 2 ft at 3 seconds and NW 8 ft at 9 seconds.

MON NIGHT
N wind 10 to 15 kt, veering to NE after midnight. Seas 4 to 6 ft. Wave Detail: N 4 ft at 4 seconds and NW 6 ft at 8 seconds.

TUE
E wind 5 to 10 kt. Seas 3 to 4 ft. Wave Detail: NW 3 ft at 8 seconds.

TUE NIGHT
S wind 5 to 10 kt, rising to 15 to 20 kt after midnight. Seas 3 to 4 ft. Wave Detail: S 4 ft at 5 seconds, NW 2 ft at 7 seconds and W 3 ft at 13 seconds. Rain likely after midnight.

WED
SE wind 20 to 25 kt, veering to SW in the afternoon. Seas 7 to 10 ft. Wave Detail: S 8 ft at 8 seconds, W 6 ft at 11 seconds and SW 2 ft at 14 seconds. Rain.

WED NIGHT
SW wind 10 to 15 kt. Seas 6 to 9 ft, subsiding to 6 to 7 ft after midnight. Wave Detail: SW 5 ft at 8 seconds and W 6 ft at 10 seconds. Rain in the evening, then showers after midnight.

THU
E wind 10 to 15 kt, backing to NW in the afternoon. Seas 7 to 9 ft. Wave Detail: S 4 ft at 8 seconds and W 9 ft at 12 seconds. Showers likely, mainly in the morning.

THU NIGHT
NW wind 10 to 15 kt. Seas 6 to 8 ft. Wave Detail: W 8 ft at 11 seconds. A chance of showers in the evening.


PZZ170-292200
Coastal Waters From Cape Flattery To James Island 10 To 60 Nm
146 AM PDT Sun Mar 29 2026

SMALL CRAFT ADVISORY IN EFFECT FROM THIS AFTERNOON THROUGH LATE TONIGHT

TODAY
NW wind 5 to 10 kt, rising to 15 to 25 kt. Seas 4 to 5 ft, building to 5 to 7 ft this afternoon. Wave Detail: N 4 ft at 5 seconds, NW 7 ft at 8 seconds and W 2 ft at 12 seconds. Rain likely early this morning, then a chance of rain late this morning. A slight chance of rain early this afternoon.

TONIGHT
NW wind 20 to 25 kt. Seas 8 to 11 ft. Wave Detail: N 4 ft at 6 seconds, NW 11 ft at 9 seconds and W 2 ft at 12 seconds.

MON
NW wind 15 to 20 kt, becoming N 10 to 15 kt in the afternoon. Seas 7 to 10 ft, subsiding to 5 to 6 ft in the afternoon. Wave Detail: N 2 ft at 5 seconds and NW 9 ft at 8 seconds.

MON NIGHT
N wind around 10 kt, veering to NE after midnight. Seas 4 to 6 ft. Wave Detail: NE 2 ft at 4 seconds, NW 5 ft at 8 seconds and W 2 ft at 14 seconds.

TUE
E wind 5 to 10 kt, veering to SE in the afternoon. Seas 3 to 4 ft. Wave Detail: NW 3 ft at 7 seconds and W 2 ft at 14 seconds.

TUE NIGHT
S wind 5 to 10 kt, rising to 20 to 25 kt after midnight. Seas around 3 ft, building to 4 to 6 ft after midnight. Wave Detail: S 6 ft at 6 seconds, NW 2 ft at 7 seconds and W 6 ft at 12 seconds. Rain likely after midnight.

WED
SE wind 25 to 30 kt, veering to SW 20 to 25 kt in the afternoon. Seas 8 to 11 ft. Wave Detail: S 10 ft at 8 seconds and W 5 ft at 11 seconds. Rain.

WED NIGHT
SW wind around 15 kt, backing to S after midnight. Seas 7 to 9 ft. Wave Detail: SW 6 ft at 8 seconds and W 9 ft at 11 seconds. Rain in the evening, then showers likely after midnight.

THU
N wind 10 to 15 kt, backing to NW in the afternoon. Seas 8 to 10 ft. Wave Detail: S 4 ft at 8 seconds and W 9 ft at 12 seconds. A chance of showers in the morning.

THU NIGHT
W wind 10 to 15 kt. Seas 7 to 8 ft. Wave Detail: S 2 ft at 8 seconds and W 8 ft at 11 seconds.


PZZ173-292200
Coastal Waters From James Island To Point Grenville 10 To 60 Nm
146 AM PDT Sun Mar 29 2026

SMALL CRAFT ADVISORY IN EFFECT FROM THIS AFTERNOON THROUGH LATE TONIGHT

TODAY
NW wind 5 to 10 kt, rising to 15 to 25 kt. Seas 4 to 5 ft, building to 5 to 7 ft this afternoon. Wave Detail: N 5 ft at 5 seconds, NW 6 ft at 8 seconds and W 2 ft at 12 seconds. Rain likely this morning, then a chance of rain early this afternoon.

TONIGHT
NW wind 20 to 25 kt. Seas 8 to 11 ft. Wave Detail: N 3 ft at 6 seconds, NW 11 ft at 9 seconds and W 2 ft at 12 seconds.

MON
N wind 15 to 20 kt, easing to 10 to 15 kt in the afternoon. Seas 8 to 9 ft, subsiding to 6 to 7 ft in the afternoon. Wave Detail: N 2 ft at 6 seconds and NW 9 ft at 9 seconds.

MON NIGHT
N wind 5 to 10 kt. Seas 5 to 6 ft. Wave Detail: N 2 ft at 4 seconds, NW 5 ft at 8 seconds and W 2 ft at 14 seconds.

TUE
NE wind 5 to 10 kt, veering to SE in the afternoon. Seas 3 to 4 ft. Wave Detail: NW 3 ft at 7 seconds and W 2 ft at 14 seconds.

TUE NIGHT
S wind 5 to 10 kt, rising to 20 to 25 kt after midnight. Seas around 3 ft, building to 4 to 6 ft after midnight. Wave Detail: S 6 ft at 6 seconds, NW 2 ft at 7 seconds and W 6 ft at 12 seconds. Rain likely after midnight.

WED
S wind 25 to 30 kt, veering to SW 20 to 25 kt in the afternoon. Seas 8 to 11 ft. Wave Detail: S 10 ft at 8 seconds and W 5 ft at 11 seconds. Rain.

WED NIGHT
SW wind 15 to 20 kt. Seas 7 to 9 ft. Wave Detail: SW 6 ft at 8 seconds and W 9 ft at 11 seconds. Rain in the evening, then showers after midnight.

THU
N wind 10 to 15 kt, backing to NW in the afternoon. Seas 9 to 10 ft. Wave Detail: NW 3 ft at 6 seconds, S 4 ft at 8 seconds and W 9 ft at 12 seconds. A chance of showers in the morning.

THU NIGHT
W wind 10 to 15 kt. Seas 7 to 9 ft. Wave Detail: N 2 ft at 5 seconds, S 2 ft at 8 seconds and W 8 ft at 11 seconds.


PZZ176-292200
Coastal Waters From Point Grenville To Cape Shoalwater 10 To 60 Nm
146 AM PDT Sun Mar 29 2026

SMALL CRAFT ADVISORY IN EFFECT FROM THIS AFTERNOON THROUGH LATE TONIGHT

TODAY
NW wind 10 to 15 kt, rising to 15 to 25 kt late. Seas 4 to 5 ft, building to 5 to 8 ft this afternoon. Wave Detail: NW 5 ft at 5 seconds, NW 7 ft at 8 seconds and W 2 ft at 12 seconds. Rain likely early this morning, then a chance of rain late this morning and early afternoon. A slight chance of rain late.

TONIGHT
NW wind 15 to 25 kt. Seas 7 to 10 ft. Wave Detail: N 5 ft at 6 seconds, NW 10 ft at 9 seconds and W 2 ft at 12 seconds.

MON
N wind 15 to 20 kt, easing to 10 to 15 kt in the afternoon. Seas 8 to 9 ft, subsiding to 6 to 7 ft in the afternoon. Wave Detail: NW 9 ft at 9 seconds.

MON NIGHT
N wind 10 to 15 kt. Seas 5 to 6 ft. Wave Detail: N 3 ft at 5 seconds, NW 6 ft at 8 seconds and W 2 ft at 14 seconds.

TUE
E wind 5 to 10 kt. Seas 3 to 5 ft. Wave Detail: NE 2 ft at 4 seconds, NW 4 ft at 7 seconds and W 2 ft at 14 seconds.

TUE NIGHT
S wind 5 to 10 kt, rising to 20 to 25 kt after midnight. Seas around 3 ft, building to 4 to 6 ft after midnight. Wave Detail: S 6 ft at 6 seconds, NW 2 ft at 7 seconds and W 4 ft at 13 seconds. Rain likely after midnight.

WED
S wind 25 to 30 kt, veering to SW 20 to 25 kt in the afternoon. Seas 8 to 11 ft. Wave Detail: S 10 ft at 8 seconds and W 7 ft at 11 seconds. Rain.

WED NIGHT
SW wind 15 to 20 kt. Seas 8 to 9 ft. Wave Detail: S 5 ft at 8 seconds and W 9 ft at 11 seconds. Rain in the evening, then showers after midnight.

THU
NW wind 10 to 15 kt. Seas 9 to 11 ft. Wave Detail: S 4 ft at 8 seconds and W 10 ft at 12 seconds. A chance of showers.

THU NIGHT
NW wind 10 to 15 kt. Seas 7 to 10 ft. Wave Detail: S 2 ft at 8 seconds and W 9 ft at 11 seconds.


PZZ130-292200
West Entrance U.S. Waters Strait Of Juan De Fuca
146 AM PDT Sun Mar 29 2026

SMALL CRAFT ADVISORY IN EFFECT FROM THIS AFTERNOON THROUGH THIS EVENING

TODAY
W wind 5 to 10 kt, veering to NW late this morning, rising to 10 to 15 kt early this afternoon, becoming W 15 to 25 kt late. Seas 3 to 5 ft. Wave Detail: W 4 ft at 8 seconds and W 2 ft at 12 seconds. Rain likely this morning, then a chance of rain this afternoon.

TONIGHT
NW wind 15 to 20 kt, easing to 10 to 15 kt after midnight. Seas 5 to 7 ft. Wave Detail: NW 7 ft at 8 seconds and W 2 ft at 11 seconds.

MON
N wind 5 to 10 kt, veering to E in the afternoon. Seas 4 to 6 ft. Wave Detail: W 6 ft at 8 seconds.

MON NIGHT
NE wind 5 to 10 kt. Seas 3 to 4 ft. Wave Detail: W 4 ft at 8 seconds.

TUE
E wind around 10 kt. Seas around 3 ft. Wave Detail: E 2 ft at 4 seconds and W 3 ft at 7 seconds.

TUE NIGHT
SE wind 5 to 10 kt, rising to 10 to 15 kt after midnight. Seas 3 to 4 ft. Wave Detail: SE 2 ft at 3 seconds, W 2 ft at 7 seconds and W 4 ft at 12 seconds. A chance of rain after midnight.

WED
SE wind 15 to 20 kt. Seas 4 to 6 ft. Wave Detail: SE 4 ft at 4 seconds and W 4 ft at 11 seconds. Rain.

WED NIGHT
SW wind 10 to 15 kt, backing to SE after midnight. Seas 3 to 5 ft. Wave Detail: S 3 ft at 5 seconds and W 5 ft at 11 seconds. Rain in the evening, then showers likely after midnight.

THU
N wind 5 to 10 kt, backing to W in the afternoon. Seas 4 to 6 ft. Wave Detail: W 6 ft at 12 seconds. A chance of showers.

THU NIGHT
W wind 10 to 15 kt, becoming SW 5 to 10 kt after midnight. Seas 3 to 5 ft. Wave Detail: W 5 ft at 11 seconds.


PZZ131-292200
Central U.S. Waters Strait Of Juan De Fuca
146 AM PDT Sun Mar 29 2026

TODAY
W wind 5 to 10 kt, rising to 15 to 20 kt. Waves around 2 ft or less, then around 3 ft this afternoon. A chance of rain early this morning, then rain late this morning and early afternoon. A chance of rain late.

TONIGHT
W wind 15 to 20 kt, easing to 10 to 15 kt after midnight. Waves around 3 ft.

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

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

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

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

WED
SE wind 10 to 15 kt, rising to 15 to 20 kt in the afternoon. Waves around 2 ft or less, then 3 to 4 ft in the afternoon. Rain.

WED NIGHT
SW wind 10 to 15 kt, becoming S 5 to 10 kt after midnight. Waves around 3 ft in the evening, then around 2 ft or less. Rain in the evening, then showers likely after midnight.

THU
NW wind 5 to 10 kt. Waves around 2 ft or less, then around 3 ft in the afternoon. A chance of showers.

THU NIGHT
W wind 10 to 15 kt, becoming SW 5 to 10 kt after midnight. Waves around 3 ft.


PZZ132-292200
East Entrance U.S. Waters Strait Of Juan De Fuca
146 AM PDT Sun Mar 29 2026

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

TONIGHT
W wind 15 to 20 kt, becoming NW 10 to 15 kt after midnight. Waves 3 to 4 ft.

MON
NW wind 5 to 10 kt, veering to NE in the afternoon. Waves around 2 ft or less.

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

TUE
NE wind around 5 kt. Waves around 2 ft or less.

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

WED
SE wind 25 to 30 kt. Waves around 3 ft, building to 4 to 6 ft in the afternoon. Rain.

WED NIGHT
S wind 10 to 15 kt, becoming SE 5 to 10 kt after midnight. Waves 3 to 4 ft in the evening, then around 2 ft or less. Rain in the evening, then showers likely after midnight.

THU
S wind 5 to 10 kt, veering to NW in the afternoon. Waves around 2 ft or less. A chance of showers.

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


PZZ134-292200
Admiralty Inlet
146 AM PDT Sun Mar 29 2026

TODAY
SW wind around 5 kt, veering to NW late this morning and afternoon. Waves around 2 ft or less. Rain.

TONIGHT
NW wind 5 to 10 kt. Waves around 2 ft or less. A chance of rain in the evening.

MON
SW wind around 5 kt, backing to NE in the afternoon. Waves around 2 ft or less.

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

TUE
N wind around 5 kt. Waves around 2 ft or less.

TUE NIGHT
N wind around 5 kt, veering to S after midnight. Waves around 2 ft or less.

WED
SE wind 20 to 25 kt. Waves around 2 ft or less, then around 3 ft in the afternoon. Rain.

WED NIGHT
S wind 10 to 15 kt, becoming SE 5 to 10 kt after midnight. Waves around 2 ft or less. Rain in the evening, then showers likely after midnight.

THU
S wind 5 to 10 kt, veering to NW in the afternoon. Waves around 2 ft or less. Showers likely, mainly in the morning.

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


PZZ133-292200
Northern Inland Waters Including The San Juan Islands
146 AM PDT Sun Mar 29 2026

SMALL CRAFT ADVISORY IN EFFECT FROM THIS AFTERNOON THROUGH LATE TONIGHT

TODAY
W wind around 5 kt, veering to NW 10 to 20 kt. Waves around 2 ft or less. Rain likely until late afternoon.

TONIGHT
W wind 15 to 25 kt. Waves around 3 ft.

MON
NW wind 10 to 15 kt, becoming W around 5 kt in the afternoon. Waves around 2 ft or less.

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

TUE
N wind around 5 kt. Waves around 2 ft or less.

TUE NIGHT
N wind around 5 kt, veering to E after midnight. Waves around 2 ft or less.

WED
SE wind 15 to 20 kt. Waves around 2 ft or less. Rain.

WED NIGHT
S wind 10 to 15 kt, easing to 5 to 10 kt after midnight. Waves around 2 ft or less. Rain in the evening, then showers likely after midnight.

THU
S wind around 5 kt, veering to W in the afternoon. Waves around 2 ft or less. A chance of showers.

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


PZZ135-292200
Puget Sound and Hood Canal
146 AM PDT Sun Mar 29 2026

TODAY
S wind around 5 kt, veering to SW early this afternoon, veering to W late. Waves around 2 ft or less. A chance of rain this morning, then rain this afternoon.

TONIGHT
W wind 5 to 10 kt, easing to around 5 kt after midnight. Waves around 2 ft or less. A chance of rain in the evening.

MON
SE wind around 5 kt, backing to NE in the afternoon. Waves around 2 ft or less.

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

TUE
N wind around 5 kt. Waves around 2 ft or less.

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

WED
S wind 5 to 10 kt, rising to 10 to 15 kt in the afternoon. Waves around 2 ft or less. Rain.

WED NIGHT
S wind 5 to 10 kt. Waves around 2 ft or less. Rain in the evening, then showers likely after midnight.

THU
SW wind around 5 kt. Waves around 2 ft or less. Showers likely.

THU NIGHT
W wind around 5 kt, backing to S after midnight. Waves around 2 ft or less. A chance of showers in the evening.


PZZ110-292200
Grays Harbor Bar
146 AM PDT Sun Mar 29 2026

Combined seas 4 to 6 feet. Bar conditions light. Maximum ebb currents will occur around 245 AM Sunday, 300 PM Sunday, and 330 AM Monday.