National Weather Service Marine Forecast FZUS56 KSEW

FZUS56 KSEW 261101
CWFSEW

Coastal Waters Forecast for Washington
National Weather Service Seattle WA
401 AM PDT Sun Apr 26 2026

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

PZZ100-270015
401 AM PDT Sun Apr 26 2026

.SYNOPSIS FOR THE NORTHERN AND CENTRAL WASHINGTON COASTAL AND INLAND WATERS...Broad high pressure will persist well offshore with low pressure over land. The pattern remains steady through early next week.


PZZ150-270015
Coastal Waters From Cape Flattery To James Island Out 10 Nm
401 AM PDT Sun Apr 26 2026

TODAY
W wind around 5 kt, veering to NE late this morning, backing to NW this afternoon. Seas 6 to 7 ft. Wave Detail: W 6 ft at 14 seconds.

TONIGHT
W wind around 5 kt. Seas 6 to 7 ft. Wave Detail: W 7 ft at 12 seconds.

MON
S wind 5 to 10 kt. Seas 5 to 7 ft. Wave Detail: W 7 ft at 10 seconds.

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

TUE
W wind 5 to 10 kt. Seas 5 to 6 ft. Wave Detail: W 3 ft at 6 seconds, NW 6 ft at 9 seconds and W 2 ft at 20 seconds.

TUE NIGHT
W wind 5 to 10 kt, becoming NW after midnight. Seas 5 to 6 ft. Wave Detail: NW 3 ft at 7 seconds, W 5 ft at 11 seconds and W 6 ft at 17 seconds.

WED
E wind around 5 kt, backing to NW in the afternoon. Seas 6 to 7 ft. Wave Detail: NW 3 ft at 6 seconds and W 6 ft at 15 seconds.

WED NIGHT
NW wind 5 to 10 kt. Seas 5 to 7 ft. Wave Detail: NW 5 ft at 5 seconds and W 6 ft at 14 seconds.

THU
NW wind 5 to 10 kt. Seas 6 to 7 ft. Wave Detail: NW 5 ft at 5 seconds and W 5 ft at 13 seconds.

THU NIGHT
NW wind 10 to 15 kt. Seas 6 to 8 ft, building to 8 to 10 ft after midnight. Wave Detail: NW 6 ft at 7 seconds and W 9 ft at 12 seconds.


PZZ153-270015
Coastal Waters From James Island To Point Grenville Out 10 Nm
401 AM PDT Sun Apr 26 2026

TODAY
NW wind around 5 kt, backing to W this afternoon. Seas 5 to 6 ft. Wave Detail: W 6 ft at 14 seconds.

TONIGHT
NW wind 5 to 10 kt, backing to SW after midnight. Seas 5 to 7 ft. Wave Detail: W 6 ft at 12 seconds.

MON
SW wind 5 to 10 kt. Seas 5 to 7 ft. Wave Detail: W 6 ft at 10 seconds. A chance of showers.

MON NIGHT
W wind 5 to 10 kt. Seas 5 to 6 ft. Wave Detail: NW 6 ft at 8 seconds.

TUE
W wind 5 to 10 kt. Seas 5 to 6 ft. Wave Detail: NW 6 ft at 9 seconds and W 2 ft at 21 seconds.

TUE NIGHT
NW wind 5 to 10 kt. Seas 4 to 6 ft. Wave Detail: NW 5 ft at 7 seconds, W 5 ft at 11 seconds and W 5 ft at 17 seconds.

WED
NE wind around 5 kt, backing to W in the afternoon. Seas 6 to 7 ft. Wave Detail: NW 5 ft at 7 seconds, W 4 ft at 7 seconds and W 6 ft at 15 seconds.

WED NIGHT
NW wind 5 to 10 kt. Seas 5 to 7 ft. Wave Detail: NW 5 ft at 6 seconds and W 5 ft at 14 seconds.

THU
NW wind 5 to 10 kt. Seas 5 to 6 ft. Wave Detail: W 4 ft at 6 seconds and W 4 ft at 13 seconds.

THU NIGHT
NW wind 10 to 15 kt. Seas 5 to 7 ft, building to 7 to 8 ft after midnight. Wave Detail: NW 6 ft at 7 seconds and W 8 ft at 13 seconds.


PZZ156-270015
Coastal Waters From Point Grenville To Cape Shoalwater Out 10 Nm
401 AM PDT Sun Apr 26 2026

TODAY
NW wind 5 to 10 kt. Seas 5 to 7 ft. Wave Detail: W 6 ft at 15 seconds.

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

MON
W wind 5 to 10 kt. Seas 5 to 7 ft. Wave Detail: W 7 ft at 10 seconds. A chance of showers.

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

TUE
W wind around 10 kt. Seas 5 to 7 ft. Wave Detail: NW 4 ft at 8 seconds, W 6 ft at 11 seconds and W 2 ft at 21 seconds.

TUE NIGHT
NW wind 5 to 10 kt. Seas 5 to 7 ft. Wave Detail: NW 5 ft at 7 seconds, W 6 ft at 11 seconds and W 4 ft at 17 seconds.

WED
N wind 5 to 10 kt. Seas 6 to 7 ft. Wave Detail: NW 5 ft at 7 seconds, W 4 ft at 7 seconds and W 6 ft at 15 seconds.

WED NIGHT
NW wind 10 to 15 kt. Seas 6 to 9 ft. Wave Detail: NW 7 ft at 7 seconds and W 7 ft at 14 seconds.

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

THU NIGHT
NW wind 15 to 20 kt. Seas 7 to 10 ft. Wave Detail: W 7 ft at 7 seconds and W 9 ft at 13 seconds.


PZZ170-270015
Coastal Waters From Cape Flattery To James Island 10 To 60 Nm
401 AM PDT Sun Apr 26 2026

TODAY
NW wind 5 to 10 kt, rising to 10 to 15 kt late. Seas 7 to 8 ft. Wave Detail: W 8 ft at 13 seconds.

TONIGHT
NW wind 10 to 15 kt. Seas 7 to 9 ft. Wave Detail: W 8 ft at 12 seconds.

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

MON NIGHT
NW wind 10 to 15 kt, rising to 15 to 20 kt after midnight. Seas 6 to 9 ft. Wave Detail: NW 8 ft at 9 seconds.

TUE
NW wind 15 to 20 kt, easing to 10 to 15 kt in the afternoon. Seas 6 to 8 ft. Wave Detail: NW 6 ft at 8 seconds, W 7 ft at 11 seconds and W 2 ft at 20 seconds.

TUE NIGHT
NW wind 10 to 15 kt, easing to 5 to 10 kt after midnight. Seas 6 to 8 ft. Wave Detail: NW 5 ft at 7 seconds, W 6 ft at 11 seconds and W 7 ft at 16 seconds.

WED
N wind 5 to 10 kt, backing to NW in the afternoon. Seas 6 to 8 ft. Wave Detail: NW 3 ft at 7 seconds and W 7 ft at 15 seconds.

WED NIGHT
NW wind around 10 kt. Seas 6 to 7 ft. Wave Detail: NW 4 ft at 5 seconds and W 6 ft at 14 seconds.

THU
NW wind 10 to 15 kt. Seas 6 to 7 ft. Wave Detail: NW 6 ft at 5 seconds and W 6 ft at 13 seconds.

THU NIGHT
NW wind around 15 kt. Seas 7 to 10 ft, building to 10 to 11 ft after midnight. Wave Detail: NW 6 ft at 6 seconds and W 10 ft at 12 seconds.


PZZ173-270015
Coastal Waters From James Island To Point Grenville 10 To 60 Nm
401 AM PDT Sun Apr 26 2026

TODAY
NW wind 5 to 10 kt, rising to 10 to 15 kt late. Seas 6 to 8 ft. Wave Detail: N 2 ft at 4 seconds and NW 8 ft at 13 seconds.

TONIGHT
NW wind 10 to 15 kt. Seas 7 to 9 ft. Wave Detail: NW 9 ft at 10 seconds.

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

MON NIGHT
NW wind 15 to 20 kt. Seas 6 to 8 ft. Wave Detail: NW 8 ft at 9 seconds.

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

TUE NIGHT
NW wind 10 to 15 kt, easing to 5 to 10 kt after midnight. Seas 6 to 8 ft. Wave Detail: NW 5 ft at 7 seconds, NW 6 ft at 11 seconds and W 7 ft at 17 seconds.

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

WED NIGHT
NW wind 10 to 15 kt. Seas 6 to 8 ft. Wave Detail: NW 6 ft at 6 seconds and W 6 ft at 14 seconds.

THU
NW wind 10 to 15 kt. Seas 6 to 8 ft. Wave Detail: NW 5 ft at 5 seconds and W 5 ft at 13 seconds.

THU NIGHT
NW wind around 15 kt. Seas 6 to 9 ft, building to 9 to 10 ft after midnight. Wave Detail: NW 6 ft at 6 seconds and W 10 ft at 13 seconds.


PZZ176-270015
Coastal Waters From Point Grenville To Cape Shoalwater 10 To 60 Nm
401 AM PDT Sun Apr 26 2026

TODAY
NW wind 5 to 10 kt, rising to 10 to 15 kt late. Seas 7 to 8 ft. Wave Detail: N 2 ft at 4 seconds and NW 8 ft at 14 seconds.

TONIGHT
NW wind 10 to 15 kt. Seas 7 to 9 ft. Wave Detail: NW 9 ft at 12 seconds.

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

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

TUE
NW wind 10 to 15 kt. Seas 6 to 7 ft. Wave Detail: NW 6 ft at 8 seconds, W 7 ft at 11 seconds and W 2 ft at 21 seconds.

TUE NIGHT
NW wind around 10 kt. Seas 6 to 7 ft, building to 7 to 9 ft after midnight. Wave Detail: NW 6 ft at 7 seconds, NW 6 ft at 11 seconds and W 5 ft at 17 seconds.

WED
N wind 5 to 10 kt. Seas 7 to 9 ft. Wave Detail: NW 6 ft at 7 seconds and W 7 ft at 15 seconds.

WED NIGHT
NW wind 10 to 15 kt. Seas 7 to 10 ft. Wave Detail: NW 8 ft at 6 seconds and W 7 ft at 14 seconds.

THU
NW wind 10 to 15 kt. Seas 7 to 8 ft. Wave Detail: W 7 ft at 6 seconds and W 5 ft at 13 seconds.

THU NIGHT
NW wind 15 to 20 kt. Seas 8 to 10 ft, building to 10 to 11 ft after midnight. Wave Detail: NW 7 ft at 7 seconds and W 10 ft at 13 seconds.


PZZ130-270015
West Entrance U.S. Waters Strait Of Juan De Fuca
401 AM PDT Sun Apr 26 2026

TODAY
SE wind 5 to 10 kt, veering to W late. Seas 3 to 5 ft. Wave Detail: W 5 ft at 13 seconds.

TONIGHT
W wind 5 to 10 kt. Seas 3 to 5 ft. Wave Detail: W 5 ft at 12 seconds.

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

MON NIGHT
SW wind 10 to 15 kt, becoming W 5 to 10 kt after midnight. Seas 3 to 5 ft. Wave Detail: W 5 ft at 9 seconds.

TUE
SW wind 5 to 10 kt. Seas 3 to 5 ft. Wave Detail: W 2 ft at 6 seconds and W 5 ft at 9 seconds.

TUE NIGHT
W wind 5 to 10 kt. Seas 3 to 5 ft. Wave Detail: W 2 ft at 5 seconds, W 4 ft at 11 seconds and W 3 ft at 16 seconds.

WED
E wind 5 to 10 kt. Seas 3 to 5 ft. Wave Detail: W 5 ft at 15 seconds.

WED NIGHT
NW wind 5 to 10 kt. Seas 3 to 5 ft. Wave Detail: W 3 ft at 5 seconds and W 5 ft at 13 seconds.

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

THU NIGHT
W wind 10 to 15 kt. Seas 5 to 7 ft. Wave Detail: NW 5 ft at 7 seconds and W 7 ft at 12 seconds.


PZZ131-270015
Central U.S. Waters Strait Of Juan De Fuca
401 AM PDT Sun Apr 26 2026

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

TONIGHT
W wind 15 to 20 kt. Waves 3 to 5 ft.

MON
W wind 15 to 20 kt, easing to 10 to 15 kt in the afternoon. Waves 3 to 4 ft.

MON NIGHT
W wind 15 to 20 kt, easing to 10 to 15 kt after midnight. Waves 3 to 4 ft.

TUE
W wind 5 to 10 kt. Waves around 3 ft.

TUE NIGHT
W wind 10 to 15 kt, easing to 5 to 10 kt after midnight. Waves around 3 ft in the evening, then around 2 ft or less.

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

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

THU
W wind around 5 kt, becoming NW 10 to 15 kt in the afternoon. Waves around 2 ft or less, then around 3 ft in the afternoon.

THU NIGHT
W wind 15 to 20 kt. Waves 3 to 5 ft.


PZZ132-270015
East Entrance U.S. Waters Strait Of Juan De Fuca
401 AM PDT Sun Apr 26 2026

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

TONIGHT
W wind 15 to 20 kt. Waves 3 to 4 ft.

MON
S wind 10 to 15 kt, easing to 5 to 10 kt in the afternoon. Waves around 3 ft in the morning, then around 2 ft or less.

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

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

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

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

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

THU
Light and variable winds, becoming W around 5 kt in the afternoon. Waves around 2 ft or less.

THU NIGHT
W wind 15 to 20 kt. Waves 3 to 4 ft.


PZZ134-270015
Admiralty Inlet
401 AM PDT Sun Apr 26 2026

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

TONIGHT
NW wind 5 to 10 kt, backing to S after midnight. Waves around 2 ft or less.

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

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

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

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

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

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

THU
Light and variable winds, becoming NW 5 to 10 kt in the afternoon. Waves around 2 ft or less.

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


PZZ133-270015
Northern Inland Waters Including The San Juan Islands
401 AM PDT Sun Apr 26 2026

TODAY
N wind around 5 kt, backing to NW late. Waves around 2 ft or less.

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

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

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

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

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

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

WED NIGHT
W wind around 5 kt in the evening, becoming light and variable. Waves around 2 ft or less.

THU
Light and variable winds, becoming SW around 5 kt in the afternoon. Waves around 2 ft or less.

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


PZZ135-270015
Puget Sound and Hood Canal
401 AM PDT Sun Apr 26 2026

TODAY
SW wind around 5 kt, veering to NE late this morning and early afternoon, backing to N around 5 kt late. Waves around 2 ft or less.

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

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

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

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

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

WED
Light and variable winds, becoming N 5 to 10 kt in the afternoon. Waves around 2 ft or less.

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

THU
Light and variable winds, becoming NW around 5 kt in the afternoon. Waves around 2 ft or less.

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


PZZ110-270015
Grays Harbor Bar
401 AM PDT Sun Apr 26 2026

Combined seas around 4 to 6 ft. Bar conditions light. Maximum ebb currents will occur around 130 PM Sunday, 215 AM Monday and 230 PM Monday.