National Weather Service Marine Forecast FZUS56 KSEW

FZUS56 KSEW 262031
CWFSEW

Coastal Waters Forecast for Washington
National Weather Service Seattle WA
131 PM PDT Thu Mar 26 2026

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

PZZ100-270945
131 PM PDT Thu Mar 26 2026

.SYNOPSIS FOR THE NORTHERN AND CENTRAL WASHINGTON COASTAL AND INLAND WATERS...Surface high pressure will build into the area today and remain situated over area waters on Friday. Another frontal system will approach the waters late in the weekend.


PZZ150-270945
Coastal Waters From Cape Flattery To James Island Out 10 Nm
131 PM PDT Thu Mar 26 2026

TONIGHT
S wind 10 to 15 kt, becoming SE 5 to 10 kt late this evening and early morning, backing to E late. Seas 6 to 8 ft. Wave Detail: W 7 ft at 11 seconds. A slight chance of showers this evening. A slight chance of showers late.

FRI
E wind around 5 kt, backing to NW in the afternoon. Seas 7 to 8 ft. Wave Detail: W 8 ft at 11 seconds.

FRI NIGHT
NW wind 10 to 15 kt. Seas 7 to 8 ft. Wave Detail: NW 4 ft at 5 seconds, W 8 ft at 11 seconds and W 2 ft at 14 seconds.

SAT
NW wind 10 to 15 kt, easing to 5 to 10 kt in the afternoon. Seas 7 to 8 ft, subsiding to 5 to 7 ft in the afternoon. Wave Detail: N 3 ft at 5 seconds, W 7 ft at 10 seconds and W 2 ft at 14 seconds.

SAT NIGHT
NW wind 5 to 10 kt. Seas 5 to 6 ft. Wave Detail: W 5 ft at 9 seconds and W 2 ft at 13 seconds. A chance of showers after midnight.

SUN
N wind 5 to 10 kt, backing to W in the afternoon. Seas 4 to 5 ft. Wave Detail: W 4 ft at 8 seconds and W 3 ft at 12 seconds. A chance of showers.

SUN NIGHT
NW wind 10 to 15 kt. Seas 4 to 6 ft. Wave Detail: N 2 ft at 4 seconds, NW 6 ft at 7 seconds and W 2 ft at 14 seconds. A chance of rain.

MON
NW wind 10 to 15 kt. Seas 5 to 6 ft. Wave Detail: W 6 ft at 8 seconds. A chance of rain in the morning.

MON NIGHT
NW wind 10 to 15 kt, becoming N 5 to 10 kt after midnight. Seas 5 to 6 ft. Wave Detail: N 2 ft at 4 seconds, NW 6 ft at 8 seconds and SW 2 ft at 13 seconds.

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

TUE NIGHT
N wind around 10 kt, veering to SE after midnight. Seas 3 to 4 ft. Wave Detail: SE 2 ft at 4 seconds, NW 3 ft at 6 seconds and W 2 ft at 13 seconds. A chance of rain after midnight.


PZZ153-270945
Coastal Waters From James Island To Point Grenville Out 10 Nm
131 PM PDT Thu Mar 26 2026

TONIGHT
SW wind 5 to 10 kt, backing to E late this evening and early morning, backing to NE late. Seas 5 to 7 ft. Wave Detail: W 6 ft at 9 seconds.

FRI
N wind 5 to 10 kt, becoming NW 10 to 15 kt in the afternoon. Seas 6 to 7 ft. Wave Detail: N 2 ft at 4 seconds and W 7 ft at 11 seconds.

FRI NIGHT
NW wind 15 to 20 kt, becoming N 10 to 15 kt after midnight. Seas 6 to 8 ft. Wave Detail: NW 5 ft at 4 seconds, W 7 ft at 11 seconds and W 2 ft at 15 seconds.

SAT
N wind 10 to 15 kt, becoming NW 5 to 10 kt in the afternoon. 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 10 seconds and W 2 ft at 14 seconds.

SAT NIGHT
NW wind 10 to 15 kt, becoming N 5 to 10 kt after midnight. Seas 4 to 6 ft. Wave Detail: NW 2 ft at 4 seconds, W 5 ft at 9 seconds and W 2 ft at 13 seconds. A chance of showers after midnight.

SUN
N wind around 5 kt, backing to NW in the afternoon. Seas 3 to 5 ft. Wave Detail: W 4 ft at 8 seconds and W 2 ft at 12 seconds. A chance of showers.

SUN NIGHT
NW wind 10 to 15 kt. Seas 4 to 6 ft. Wave Detail: NW 6 ft at 6 seconds and W 2 ft at 17 seconds. Rain likely.

MON
NW wind 10 to 15 kt. Seas 5 to 7 ft. Wave Detail: N 2 ft at 5 seconds and W 6 ft at 8 seconds. A chance of rain.

MON NIGHT
NW wind 10 to 15 kt, becoming N 5 to 10 kt after midnight. Seas 5 to 7 ft. Wave Detail: NW 6 ft at 8 seconds.

TUE
E wind around 5 kt, veering to SW in the afternoon. Seas 3 to 5 ft. Wave Detail: W 5 ft at 8 seconds and W 2 ft at 14 seconds. A chance of rain in the afternoon.

TUE NIGHT
NW wind around 10 kt, veering to SE after midnight. Seas 3 to 4 ft. Wave Detail: NW 3 ft at 6 seconds, S 2 ft at 8 seconds and W 2 ft at 13 seconds. A chance of rain.


PZZ156-270945
Coastal Waters From Point Grenville To Cape Shoalwater Out 10 Nm
131 PM PDT Thu Mar 26 2026

TONIGHT
NW wind around 5 kt, veering to NE late this evening and overnight. Seas 5 to 6 ft. Wave Detail: W 6 ft at 9 seconds.

FRI
N wind 5 to 10 kt, rising to 10 to 15 kt in the afternoon. Seas 6 to 7 ft. Wave Detail: N 4 ft at 4 seconds and W 7 ft at 11 seconds.

FRI NIGHT
N wind 15 to 20 kt. Seas 7 to 10 ft. Wave Detail: NW 6 ft at 6 seconds and W 8 ft at 11 seconds.

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

SAT NIGHT
NW wind 10 to 15 kt. Seas 5 to 7 ft. Wave Detail: N 4 ft at 5 seconds, NW 6 ft at 9 seconds and W 2 ft at 13 seconds. A chance of showers after midnight.

SUN
N wind 10 to 15 kt. Seas 3 to 5 ft. Wave Detail: NW 4 ft at 7 seconds and W 2 ft at 13 seconds. A chance of showers.

SUN NIGHT
NW wind 10 to 15 kt. Seas 4 to 6 ft. Wave Detail: NW 6 ft at 6 seconds and W 2 ft at 15 seconds. Rain likely.

MON
NW wind 10 to 15 kt. Seas 5 to 7 ft. Wave Detail: NW 7 ft at 7 seconds. A chance of rain.

MON NIGHT
N wind 10 to 15 kt. Seas 5 to 7 ft. Wave Detail: NW 7 ft at 8 seconds.

TUE
NE wind 5 to 10 kt, backing to N in the afternoon. Seas 4 to 6 ft. Wave Detail: NW 5 ft at 8 seconds. A chance of rain in the afternoon.

TUE NIGHT
N wind 10 to 15 kt, veering to SE after midnight. Seas 3 to 5 ft. Wave Detail: NW 5 ft at 6 seconds, S 2 ft at 8 seconds and W 2 ft at 13 seconds. A chance of rain.


PZZ170-270945
Coastal Waters From Cape Flattery To James Island 10 To 60 Nm
131 PM PDT Thu Mar 26 2026

TONIGHT
S wind 10 to 15 kt, easing to 5 to 10 kt after midnight. Seas 6 to 8 ft. Wave Detail: W 8 ft at 11 seconds. A slight chance of showers this evening. A slight chance of showers late.

FRI
S wind around 5 kt, veering to NW in the afternoon. Seas 8 to 9 ft. Wave Detail: W 8 ft at 11 seconds.

FRI NIGHT
NW wind around 10 kt, rising to around 15 kt after midnight. Seas 7 to 8 ft. Wave Detail: N 6 ft at 6 seconds, W 8 ft at 11 seconds and W 2 ft at 15 seconds.

SAT
NW wind 10 to 15 kt. Seas 8 to 9 ft, subsiding to 6 to 7 ft in the afternoon. Wave Detail: N 4 ft at 6 seconds, W 8 ft at 10 seconds and W 2 ft at 14 seconds.

SAT NIGHT
NW wind 10 to 15 kt. Seas 6 to 7 ft. Wave Detail: NE 2 ft at 4 seconds, NW 6 ft at 9 seconds and W 2 ft at 13 seconds. A chance of showers after midnight.

SUN
NW wind 10 to 15 kt. Seas 4 to 5 ft. Wave Detail: N 3 ft at 4 seconds, NW 4 ft at 8 seconds and W 3 ft at 12 seconds. A chance of showers.

SUN NIGHT
NW wind 15 to 20 kt. Seas 4 to 6 ft, building to 5 to 8 ft after midnight. Wave Detail: N 8 ft at 6 seconds, SW 2 ft at 7 seconds and S 2 ft at 14 seconds. A chance of rain.

MON
NW wind 15 to 20 kt, easing to 10 to 15 kt in the afternoon. Seas 6 to 9 ft. Wave Detail: N 2 ft at 5 seconds, SW 2 ft at 7 seconds and NW 8 ft at 8 seconds. A chance of rain in the morning.

MON NIGHT
NW wind 10 to 15 kt. Seas 6 to 8 ft. Wave Detail: NE 2 ft at 4 seconds, NW 7 ft at 8 seconds and S 2 ft at 13 seconds.

TUE
N wind around 10 kt, veering to SE in the afternoon. Seas 4 to 6 ft. Wave Detail: NE 2 ft at 4 seconds, NW 5 ft at 7 seconds and W 2 ft at 14 seconds.

TUE NIGHT
SE wind 10 to 15 kt. Seas 4 to 5 ft. Wave Detail: SE 4 ft at 4 seconds, NW 3 ft at 5 seconds and W 2 ft at 13 seconds. A chance of rain after midnight.


PZZ173-270945
Coastal Waters From James Island To Point Grenville 10 To 60 Nm
131 PM PDT Thu Mar 26 2026

TONIGHT
SW wind 10 to 15 kt, becoming S 5 to 10 kt late this evening and early morning, backing to SE late. Seas 6 to 8 ft. Wave Detail: W 8 ft at 11 seconds.

FRI
NW wind 5 to 10 kt, rising to 10 to 15 kt in the afternoon. Seas 7 to 8 ft. Wave Detail: W 8 ft at 11 seconds.

FRI NIGHT
NW wind 10 to 15 kt. Seas 7 to 9 ft. Wave Detail: N 6 ft at 6 seconds, W 7 ft at 11 seconds and W 2 ft at 15 seconds.

SAT
NW wind 10 to 15 kt. Seas 6 to 8 ft. Wave Detail: N 6 ft at 7 seconds, W 7 ft at 10 seconds and W 2 ft at 14 seconds.

SAT NIGHT
NW wind 10 to 15 kt. Seas 6 to 7 ft. Wave Detail: N 3 ft at 5 seconds, NW 6 ft at 9 seconds and W 2 ft at 13 seconds. A chance of showers after midnight.

SUN
NW wind 10 to 15 kt. Seas 4 to 5 ft. Wave Detail: NW 5 ft at 7 seconds and W 2 ft at 12 seconds. A chance of showers.

SUN NIGHT
NW wind 15 to 20 kt. Seas 4 to 6 ft, building to 5 to 8 ft after midnight. Wave Detail: N 7 ft at 5 seconds, NW 7 ft at 8 seconds and S 2 ft at 14 seconds. A chance of rain.

MON
NW wind 15 to 20 kt. Seas 7 to 9 ft. Wave Detail: NW 8 ft at 7 seconds and SW 2 ft at 13 seconds. A chance of rain in the morning.

MON NIGHT
NW wind 10 to 15 kt. Seas 6 to 8 ft. Wave Detail: NE 2 ft at 5 seconds, NW 7 ft at 8 seconds and S 2 ft at 13 seconds.

TUE
N wind around 10 kt, veering to E in the afternoon. Seas 4 to 6 ft. Wave Detail: NW 5 ft at 6 seconds and W 2 ft at 14 seconds.

TUE NIGHT
NE wind 10 to 15 kt, veering to SE after midnight. Seas 4 to 5 ft. Wave Detail: S 4 ft at 6 seconds, NW 3 ft at 6 seconds and W 2 ft at 13 seconds. A chance of rain after midnight.


PZZ176-270945
Coastal Waters From Point Grenville To Cape Shoalwater 10 To 60 Nm
131 PM PDT Thu Mar 26 2026

TONIGHT
SW wind 5 to 10 kt, backing to NE late this evening and overnight. Seas 6 to 8 ft. Wave Detail: W 7 ft at 11 seconds.

FRI
N wind 5 to 10 kt, rising to 10 to 15 kt in the afternoon. Seas 7 to 8 ft. Wave Detail: NE 4 ft at 4 seconds and W 8 ft at 11 seconds.

FRI NIGHT
N wind 15 to 20 kt. Seas 7 to 10 ft. Wave Detail: N 7 ft at 6 seconds, W 8 ft at 11 seconds and W 2 ft at 15 seconds.

SAT
N wind 10 to 15 kt. Seas 8 to 9 ft, subsiding to 6 to 7 ft in the afternoon. Wave Detail: N 6 ft at 6 seconds, W 7 ft at 10 seconds and W 2 ft at 14 seconds.

SAT NIGHT
N wind 10 to 15 kt. Seas 6 to 7 ft. Wave Detail: NE 3 ft at 5 seconds, NW 6 ft at 9 seconds and W 2 ft at 13 seconds. A chance of showers after midnight.

SUN
N wind 10 to 15 kt. Seas 4 to 5 ft. Wave Detail: N 5 ft at 8 seconds and W 2 ft at 12 seconds. A chance of showers.

SUN NIGHT
NW wind 15 to 20 kt. Seas 5 to 7 ft. Wave Detail: NW 6 ft at 7 seconds, W 2 ft at 12 seconds and S 2 ft at 14 seconds. Rain likely.

MON
NW wind 15 to 20 kt. Seas 7 to 8 ft. Wave Detail: N 6 ft at 7 seconds, NW 8 ft at 8 seconds and SW 2 ft at 13 seconds. A chance of rain in the morning.

MON NIGHT
N wind 10 to 15 kt. Seas 7 to 8 ft. Wave Detail: N 2 ft at 5 seconds, NW 7 ft at 8 seconds and S 2 ft at 13 seconds.

TUE
NE wind around 10 kt. Seas 4 to 6 ft. Wave Detail: N 3 ft at 5 seconds, NW 5 ft at 8 seconds and W 2 ft at 14 seconds.

TUE NIGHT
N wind 10 to 15 kt, veering to S after midnight. Seas 4 to 5 ft. Wave Detail: NW 5 ft at 7 seconds, S 3 ft at 8 seconds and W 2 ft at 13 seconds. A chance of rain after midnight.


PZZ130-270945
West Entrance U.S. Waters Strait Of Juan De Fuca
131 PM PDT Thu Mar 26 2026

TONIGHT
S wind 10 to 15 kt, becoming SE 5 to 10 kt late this evening and early morning, backing to E late. Seas 4 to 6 ft. Wave Detail: W 6 ft at 11 seconds. A slight chance of showers this evening.

FRI
E wind around 5 kt, backing to NW in the afternoon. Seas 4 to 6 ft. Wave Detail: W 6 ft at 11 seconds.

FRI NIGHT
NW wind 10 to 15 kt, easing to 5 to 10 kt after midnight. Seas 4 to 6 ft. Wave Detail: W 6 ft at 11 seconds.

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

SAT NIGHT
W wind 10 to 15 kt, easing to 5 to 10 kt after midnight. Seas 3 to 5 ft. Wave Detail: W 5 ft at 9 seconds. A chance of showers after midnight.

SUN
N wind 5 to 10 kt, becoming SW 10 to 15 kt in the afternoon. Seas 3 to 4 ft. Wave Detail: W 4 ft at 8 seconds and W 2 ft at 12 seconds. A chance of showers.

SUN NIGHT
W wind 10 to 15 kt. Seas 3 to 5 ft. Wave Detail: W 4 ft at 8 seconds. Rain likely, mainly in the evening.

MON
W wind 5 to 10 kt. Seas 3 to 5 ft. Wave Detail: W 5 ft at 8 seconds. A chance of rain.

MON NIGHT
W wind 10 to 15 kt, becoming NE 5 to 10 kt after midnight. Seas 3 to 5 ft. Wave Detail: W 5 ft at 8 seconds.

TUE
SE wind 5 to 10 kt. Seas 3 to 4 ft. Wave Detail: W 4 ft at 7 seconds and W 2 ft at 13 seconds.

TUE NIGHT
SE wind around 10 kt. Seas around 3 ft. Wave Detail: E 2 ft at 4 seconds and W 2 ft at 6 seconds. A chance of rain after midnight.


PZZ131-270945
Central U.S. Waters Strait Of Juan De Fuca
131 PM PDT Thu Mar 26 2026

TONIGHT
SE wind 5 to 10 kt, becoming NE late this evening and overnight. Waves around 2 ft or less.

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

FRI NIGHT
W wind 5 to 10 kt. Waves around 3 ft.

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

SAT NIGHT
W wind 10 to 15 kt, easing to 5 to 10 kt after midnight. Waves around 3 ft.

SUN
W wind 5 to 10 kt, becoming NW 10 to 15 kt in the afternoon. Waves around 2 ft or less. A chance of showers in the afternoon.

SUN NIGHT
W wind 10 to 15 kt, easing to 5 to 10 kt after midnight. Waves around 2 ft or less. A chance of rain.

MON
W wind 5 to 10 kt, veering to NW in the afternoon. Waves around 2 ft or less. A chance of rain.

MON NIGHT
NW wind 10 to 15 kt, becoming SW 5 to 10 kt after midnight. Waves around 3 ft in the evening, then 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.


PZZ132-270945
East Entrance U.S. Waters Strait Of Juan De Fuca
131 PM PDT Thu Mar 26 2026

TONIGHT
E wind around 5 kt, backing to NE late. Waves around 2 ft or less.

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

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

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

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

SUN
NW wind around 5 kt. Waves around 2 ft or less. A chance of showers in the afternoon.

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

MON
NW wind 5 to 10 kt, veering to N in the afternoon. Waves around 2 ft or less. A chance of rain.

MON NIGHT
N wind around 5 kt, backing to W after midnight. Waves around 2 ft or less.

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

TUE NIGHT
N wind around 5 kt, veering to SE after midnight. Waves around 2 ft or less. A chance of rain after midnight.


PZZ134-270945
Admiralty Inlet
131 PM PDT Thu Mar 26 2026

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

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

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

SUN NIGHT
NW wind 5 to 10 kt. Waves around 2 ft or less. A chance of rain in the evening, then rain likely after midnight.

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

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

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

TUE NIGHT
NW wind around 5 kt, backing to S after midnight. Waves around 2 ft or less. A chance of rain after midnight.


PZZ133-270945
Northern Inland Waters Including The San Juan Islands
131 PM PDT Thu Mar 26 2026

TONIGHT
SE wind around 5 kt, backing to E late this evening and overnight. Waves around 2 ft or less.

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

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

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

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

SUN
NW wind around 5 kt. Waves around 2 ft or less. A chance of showers in the afternoon.

SUN NIGHT
NW wind around 5 kt. Waves around 2 ft or less. A chance of rain.

MON
NW wind around 5 kt. Waves around 2 ft or less. A chance of rain.

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

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

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


PZZ135-270945
Puget Sound and Hood Canal
131 PM PDT Thu Mar 26 2026

TONIGHT
S wind around 5 kt, backing to N late this evening and overnight. Waves around 2 ft or less.

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

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

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

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

SUN
N wind around 5 kt, backing to W around 5 kt in the afternoon. Waves around 2 ft or less. A chance of showers in the afternoon.

SUN NIGHT
W wind 5 to 10 kt. Waves around 2 ft or less. Rain likely, mainly in the evening.

MON
SW wind around 5 kt, veering to N around 5 kt in the afternoon. Waves around 2 ft or less. A chance of rain.

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

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

TUE NIGHT
N wind around 5 kt, backing to S around 5 kt after midnight. Waves around 2 ft or less. A chance of rain after midnight.


PZZ110-270945
Grays Harbor Bar
131 PM PDT Thu Mar 26 2026

Combined seas 6 to 8 feet. Bar conditions moderate. Maximum ebb currents will occur around 1230 AM and 100 PM Friday, and 145 AM Saturday.