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National Weather Service Marine Forecast FZUS56 KSEW

FZUS56 KSEW 282030
CWFSEW

Coastal Waters Forecast for Washington
National Weather Service Seattle WA
130 PM PDT Fri Aug 28 2026

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

PZZ100-290930
130 PM PDT Fri Aug 28 2026

.SYNOPSIS FOR THE NORTHERN AND CENTRAL WASHINGTON COASTAL AND INLAND WATERS...A weak frontal system will move across the waters today. Weak systems pass by to the north through the weekend, keeping high pressure well offshore. A stronger low pressure is on track to move through the area waters Tuesday into the middle of next week.


PZZ150-290930
Coastal Waters From Cape Flattery To James Island Out 10 Nm
130 PM PDT Fri Aug 28 2026

TONIGHT
W wind 5 to 10 kt. Seas 3 to 4 ft. Wave Detail: W 3 ft at 6 seconds and SW 2 ft at 15 seconds. A chance of rain, mainly this evening.

SAT
W wind 5 to 10 kt. Seas 3 to 5 ft. Wave Detail: W 4 ft at 7 seconds and SW 2 ft at 15 seconds.

SAT NIGHT
W wind 5 to 10 kt. Seas 4 to 5 ft. Wave Detail: W 5 ft at 8 seconds and SW 2 ft at 18 seconds.

SUN
SW wind around 5 kt. Seas 3 to 5 ft. Wave Detail: W 4 ft at 7 seconds and SW 2 ft at 17 seconds.

SUN NIGHT
S wind around 5 kt, backing to E after midnight. Seas 3 to 4 ft. Wave Detail: W 3 ft at 8 seconds and SW 2 ft at 17 seconds. Patchy fog.

MON
E wind around 5 kt, veering to W in the afternoon. Seas 4 to 5 ft. Wave Detail: W 4 ft at 10 seconds and SW 2 ft at 15 seconds.

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

TUE
SW wind around 5 kt, backing to S in the afternoon. Seas 3 to 4 ft. Wave Detail: W 4 ft at 9 seconds and SW 2 ft at 15 seconds. A chance of rain in the afternoon.

TUE NIGHT
S wind 10 to 15 kt, rising to 20 to 25 kt after midnight. Seas 3 to 4 ft, building to 5 to 8 ft after midnight. Wave Detail: S 6 ft at 6 seconds, W 7 ft at 10 seconds and SW 2 ft at 14 seconds. Rain.

WED
S wind 15 to 20 kt. Seas 8 to 11 ft. Wave Detail: S 7 ft at 7 seconds, W 8 ft at 11 seconds and SW 2 ft at 14 seconds. Rain.

WED NIGHT
S wind 10 to 15 kt, easing to 5 to 10 kt after midnight. Seas 6 to 9 ft. Wave Detail: S 5 ft at 7 seconds and W 7 ft at 11 seconds. Rain likely, mainly in the evening.


PZZ153-290930
Coastal Waters From James Island To Point Grenville Out 10 Nm
130 PM PDT Fri Aug 28 2026

TONIGHT
NW wind 5 to 10 kt. Seas 3 to 4 ft. Wave Detail: W 4 ft at 6 seconds and SW 2 ft at 15 seconds. A chance of rain late this evening and early morning.

SAT
NW wind 5 to 10 kt. Seas 3 to 5 ft. Wave Detail: W 5 ft at 7 seconds and SW 2 ft at 15 seconds. Patchy dense fog in the morning.

SAT NIGHT
NW wind 5 to 10 kt. Seas 4 to 5 ft. Wave Detail: W 5 ft at 7 seconds and SW 2 ft at 18 seconds.

SUN
W wind around 5 kt, backing to SW in the afternoon. Seas 3 to 5 ft. Wave Detail: W 4 ft at 7 seconds and SW 2 ft at 17 seconds.

SUN NIGHT
W wind around 5 kt, veering to N after midnight. Seas 3 to 4 ft. Wave Detail: W 3 ft at 7 seconds and SW 2 ft at 17 seconds.

MON
NE wind around 5 kt, backing to NW in the afternoon. Seas 3 to 5 ft. Wave Detail: W 4 ft at 11 seconds and SW 2 ft at 15 seconds.

MON NIGHT
NW wind 5 to 10 kt. Seas 4 to 5 ft. Wave Detail: W 4 ft at 10 seconds and SW 2 ft at 15 seconds.

TUE
S wind around 5 kt, rising to 5 to 10 kt in the afternoon. Seas 3 to 4 ft. Wave Detail: W 4 ft at 9 seconds and SW 2 ft at 15 seconds.

TUE NIGHT
S wind 5 to 10 kt, rising to 20 to 25 kt after midnight. Seas 3 to 4 ft, building to 5 to 7 ft after midnight. Wave Detail: S 7 ft at 6 seconds and W 7 ft at 10 seconds. A chance of rain in the evening, then rain after midnight.

WED
S wind 20 to 25 kt, easing to 15 to 20 kt in the afternoon. Seas 8 to 11 ft. Wave Detail: S 8 ft at 7 seconds and W 7 ft at 11 seconds. Rain.

WED NIGHT
S wind 10 to 15 kt, backing to SE after midnight. Seas 7 to 10 ft, subsiding to 6 to 8 ft after midnight. Wave Detail: S 5 ft at 7 seconds and W 7 ft at 11 seconds. Rain likely.


PZZ156-290930
Coastal Waters From Point Grenville To Cape Shoalwater Out 10 Nm
130 PM PDT Fri Aug 28 2026

TONIGHT
NW wind 5 to 10 kt. Seas 3 to 5 ft. Wave Detail: W 4 ft at 6 seconds and SW 2 ft at 15 seconds. A slight chance of rain late this evening. A chance of rain after midnight, then a slight chance of rain late.

SAT
NW wind 10 to 15 kt. Seas 4 to 5 ft. Wave Detail: W 5 ft at 7 seconds and SW 2 ft at 16 seconds.

SAT NIGHT
NW wind 10 to 15 kt. Seas 4 to 6 ft. Wave Detail: W 5 ft at 7 seconds and SW 2 ft at 18 seconds.

SUN
W wind 5 to 10 kt. Seas 4 to 5 ft. Wave Detail: W 5 ft at 8 seconds and SW 2 ft at 17 seconds.

SUN NIGHT
NW wind 5 to 10 kt. Seas 3 to 4 ft. Wave Detail: W 3 ft at 7 seconds and SW 2 ft at 17 seconds.

MON
N wind around 5 kt, becoming NW 10 to 15 kt in the afternoon. Seas 3 to 5 ft. Wave Detail: W 4 ft at 11 seconds and SW 2 ft at 15 seconds.

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

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

TUE NIGHT
SW wind around 10 kt, becoming S 25 to 30 kt after midnight. Seas 3 to 5 ft, building to 5 to 7 ft after midnight. Wave Detail: S 7 ft at 7 seconds and W 6 ft at 9 seconds. A chance of rain in the evening, then rain after midnight.

WED
S wind 25 to 30 kt. Seas 9 to 12 ft. Wave Detail: SW 10 ft at 7 seconds and W 7 ft at 11 seconds. Rain.

WED NIGHT
SW wind 20 to 25 kt, becoming S 10 to 15 kt after midnight. Seas 8 to 11 ft, subsiding to 6 to 9 ft after midnight. Wave Detail: S 7 ft at 7 seconds and W 7 ft at 11 seconds. Rain likely.


PZZ170-290930
Coastal Waters From Cape Flattery To James Island 10 To 60 Nm
130 PM PDT Fri Aug 28 2026

TONIGHT
W wind 5 to 10 kt, becoming NW 10 to 15 kt late. Seas 4 to 5 ft. Wave Detail: NW 4 ft at 5 seconds and SW 2 ft at 14 seconds. A chance of rain this evening.

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

SAT NIGHT
W wind 10 to 15 kt. Seas 5 to 6 ft. Wave Detail: NW 6 ft at 8 seconds and SW 2 ft at 18 seconds.

SUN
W wind 5 to 10 kt, backing to SW in the afternoon. Seas 4 to 5 ft. Wave Detail: NW 5 ft at 7 seconds and SW 2 ft at 17 seconds.

SUN NIGHT
S wind around 5 kt. Seas 4 to 5 ft. Wave Detail: W 4 ft at 11 seconds and SW 2 ft at 17 seconds.

MON
S wind around 5 kt. Seas 4 to 5 ft. Wave Detail: NW 5 ft at 10 seconds and SW 2 ft at 15 seconds.

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

TUE
SW wind 5 to 10 kt. Seas 4 to 5 ft. Wave Detail: W 4 ft at 9 seconds and SW 2 ft at 15 seconds. A chance of rain in the afternoon.

TUE NIGHT
S wind 10 to 15 kt, rising to 15 to 20 kt after midnight. Seas 4 to 6 ft, building to 7 to 10 ft after midnight. Wave Detail: S 5 ft at 6 seconds, W 10 ft at 11 seconds and SW 2 ft at 14 seconds. Rain.

WED
S wind 15 to 20 kt. Seas 9 to 11 ft. Wave Detail: S 6 ft at 7 seconds, W 10 ft at 11 seconds and SW 2 ft at 14 seconds. Rain.

WED NIGHT
SW wind 10 to 15 kt. Seas 7 to 10 ft. Wave Detail: S 4 ft at 7 seconds, W 9 ft at 11 seconds and S 2 ft at 14 seconds. A chance of rain.


PZZ173-290930
Coastal Waters From James Island To Point Grenville 10 To 60 Nm
130 PM PDT Fri Aug 28 2026

TONIGHT
W wind 5 to 10 kt, becoming NW 10 to 15 kt late this evening and overnight. Seas 4 to 6 ft. Wave Detail: NW 5 ft at 6 seconds and SW 2 ft at 14 seconds. A slight chance of rain until early morning.

SAT
NW wind 10 to 15 kt. Seas 5 to 7 ft. Wave Detail: NW 6 ft at 6 seconds and SW 2 ft at 15 seconds.

SAT NIGHT
NW wind 10 to 15 kt. Seas 6 to 7 ft. Wave Detail: NW 6 ft at 7 seconds and SW 2 ft at 18 seconds.

SUN
W wind 5 to 10 kt, backing to SW in the afternoon. Seas 4 to 6 ft. Wave Detail: NW 5 ft at 7 seconds and SW 2 ft at 17 seconds.

SUN NIGHT
W wind around 5 kt. Seas 4 to 5 ft. Wave Detail: NW 4 ft at 7 seconds and SW 3 ft at 17 seconds.

MON
W wind around 5 kt. Seas 4 to 6 ft. Wave Detail: NW 5 ft at 10 seconds and SW 2 ft at 15 seconds.

MON NIGHT
NW wind 5 to 10 kt. Seas 5 to 6 ft. Wave Detail: NW 5 ft at 10 seconds and SW 2 ft at 15 seconds.

TUE
SW wind 5 to 10 kt. Seas 4 to 5 ft. Wave Detail: NW 4 ft at 9 seconds and SW 2 ft at 14 seconds.

TUE NIGHT
S wind 10 to 15 kt, rising to 20 to 25 kt after midnight. Seas 4 to 6 ft, building to 7 to 10 ft after midnight. Wave Detail: S 6 ft at 6 seconds, W 9 ft at 11 seconds and SW 2 ft at 14 seconds. Rain.

WED
SW wind 20 to 25 kt, easing to 15 to 20 kt in the afternoon. Seas 10 to 12 ft. Wave Detail: S 8 ft at 7 seconds, NW 9 ft at 11 seconds and SW 2 ft at 14 seconds. Rain, mainly in the morning.

WED NIGHT
SW wind 10 to 15 kt. Seas 8 to 10 ft. Wave Detail: S 5 ft at 7 seconds, W 9 ft at 11 seconds and S 2 ft at 14 seconds. Rain likely, mainly in the evening.


PZZ176-290930
Coastal Waters From Point Grenville To Cape Shoalwater 10 To 60 Nm
130 PM PDT Fri Aug 28 2026

TONIGHT
NW wind 10 to 15 kt. Seas 4 to 6 ft. Wave Detail: NW 6 ft at 6 seconds and S 2 ft at 15 seconds. A slight chance of rain this evening, then a chance of rain after midnight.

SAT
NW wind 10 to 15 kt. Seas 5 to 6 ft. Wave Detail: NW 6 ft at 6 seconds and SW 2 ft at 16 seconds.

SAT NIGHT
NW wind 10 to 15 kt. Seas 6 to 7 ft. Wave Detail: N 7 ft at 6 seconds and SW 2 ft at 18 seconds.

SUN
NW wind 5 to 10 kt, backing to W in the afternoon. Seas 5 to 6 ft. Wave Detail: NW 5 ft at 7 seconds and SW 2 ft at 17 seconds.

SUN NIGHT
NW wind around 5 kt. Seas 4 to 5 ft. Wave Detail: NW 4 ft at 7 seconds and SW 2 ft at 17 seconds.

MON
NW wind 5 to 10 kt. Seas 4 to 6 ft. Wave Detail: NW 5 ft at 11 seconds and SW 2 ft at 15 seconds.

MON NIGHT
NW wind 5 to 10 kt. Seas 5 to 6 ft. Wave Detail: NW 6 ft at 10 seconds and SW 2 ft at 15 seconds.

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

TUE NIGHT
SW wind 10 to 15 kt, becoming S 25 to 30 kt after midnight. Seas 4 to 5 ft, building to 6 to 9 ft after midnight. Wave Detail: S 8 ft at 6 seconds, W 9 ft at 10 seconds and SW 2 ft at 14 seconds. A chance of rain in the evening, then rain after midnight.

WED
SW wind 25 to 30 kt, easing to 20 to 25 kt in the afternoon. Seas 10 to 13 ft. Wave Detail: S 9 ft at 7 seconds, NW 10 ft at 11 seconds and SW 2 ft at 14 seconds. Rain, mainly in the morning.

WED NIGHT
SW wind 15 to 20 kt. Seas 9 to 11 ft, subsiding to 8 to 9 ft after midnight. Wave Detail: S 4 ft at 7 seconds, NW 9 ft at 11 seconds and S 2 ft at 14 seconds. Rain likely.


PZZ130-290930
West Entrance U.S. Waters Strait Of Juan De Fuca
130 PM PDT Fri Aug 28 2026

TONIGHT
W wind 5 to 10 kt. Seas around 3 ft. Wave Detail: W 2 ft at 6 seconds. A slight chance of rain early this evening, then a chance of rain late this evening and early morning. A slight chance of rain late.

SAT
W wind around 5 kt, rising to 10 to 15 kt in the afternoon. Seas 3 to 4 ft. Wave Detail: W 3 ft at 7 seconds.

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

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

SUN NIGHT
W wind around 5 kt, backing to E around 5 kt after midnight. Seas around 3 ft. Wave Detail: W 3 ft at 10 seconds.

MON
SE wind around 5 kt, veering to W in the afternoon. Seas 3 to 4 ft. Wave Detail: W 3 ft at 10 seconds. Patchy fog in the afternoon.

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

TUE
SW wind 5 to 10 kt. Seas around 3 ft. Wave Detail: W 3 ft at 9 seconds. A chance of rain in the afternoon.

TUE NIGHT
SW wind 5 to 10 kt, becoming S 15 to 20 kt after midnight. Seas 3 to 5 ft. Wave Detail: S 3 ft at 4 seconds and W 5 ft at 10 seconds. A chance of rain in the evening, then rain after midnight.

WED
S wind 10 to 15 kt. Seas 5 to 7 ft. Wave Detail: SE 3 ft at 4 seconds and W 6 ft at 11 seconds. Rain.

WED NIGHT
S wind 5 to 10 kt. Seas 4 to 6 ft. Wave Detail: SE 2 ft at 6 seconds and W 6 ft at 11 seconds. Rain likely, mainly in the evening.


PZZ131-290930
Central U.S. Waters Strait Of Juan De Fuca
130 PM PDT Fri Aug 28 2026

SMALL CRAFT ADVISORY IN EFFECT UNTIL MIDNIGHT PDT TONIGHT

TONIGHT
W wind 15 to 25 kt, easing to 10 to 15 kt after midnight. Waves 3 to 4 ft. A slight chance of rain early this evening, then a chance of rain late this evening and overnight.

SAT
W wind 10 to 15 kt, rising to 15 to 25 kt in the afternoon. Waves around 2 ft or less.

SAT NIGHT
W wind 20 to 25 kt, easing to 10 to 15 kt after midnight. Waves 3 to 4 ft.

SUN
SW wind 10 to 15 kt, easing to 5 to 10 kt in the afternoon. Waves around 2 ft or less.

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

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

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

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

TUE NIGHT
W wind 10 to 15 kt, becoming S 5 to 10 kt after midnight. Waves around 2 ft or less. A chance of rain in the evening, then rain likely after midnight.

WED
S wind 10 to 15 kt. Waves 3 to 4 ft. Rain.

WED NIGHT
SW wind 5 to 10 kt. Waves 3 to 4 ft. Rain likely, mainly in the evening.


PZZ132-290930
East Entrance U.S. Waters Strait Of Juan De Fuca
130 PM PDT Fri Aug 28 2026

SMALL CRAFT ADVISORY IN EFFECT UNTIL MIDNIGHT PDT TONIGHT

TONIGHT
W wind 15 to 25 kt, easing to 5 to 10 kt. Waves 3 to 4 ft. A chance of rain this evening, then rain likely after midnight.

SAT
W wind 10 to 15 kt. Waves around 2 ft or less.

SAT NIGHT
SW wind 15 to 25 kt. Waves 3 to 5 ft.

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

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

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

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

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

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

WED
SE wind 25 to 30 kt, easing to 20 to 25 kt in the afternoon. Waves 4 to 6 ft. Rain likely.

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


PZZ134-290930
Admiralty Inlet
130 PM PDT Fri Aug 28 2026

TONIGHT
NW wind 10 to 15 kt, becoming W 5 to 10 kt after midnight, then becoming SW late. Waves around 2 ft or less. A chance of rain early this evening, then rain late this evening and overnight.

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

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

SUN
SE wind 5 to 10 kt. Waves around 2 ft or less.

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

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

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

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

TUE NIGHT
NW wind 5 to 10 kt, becoming SE 20 to 25 kt after midnight. Waves around 2 ft or less. A chance of rain.

WED
SE wind 20 to 25 kt. Waves around 3 ft. Rain.

WED NIGHT
S wind 10 to 15 kt. Waves around 2 ft or less. Rain likely, mainly in the evening.


PZZ133-290930
Northern Inland Waters Including The San Juan Islands
130 PM PDT Fri Aug 28 2026

TONIGHT
SW wind 5 to 10 kt, veering to W after midnight. Waves around 2 ft or less. A chance of showers this evening. A slight chance of tstms. Rain likely after midnight.

SAT
SW wind 5 to 10 kt. Waves around 2 ft or less. A chance of rain in the morning.

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

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

SUN NIGHT
S wind around 5 kt, backing to E after midnight. Waves around 2 ft or less.

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

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

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

TUE NIGHT
SW wind 5 to 10 kt, becoming S 15 to 20 kt after midnight. Waves around 2 ft or less. A chance of rain in the evening, then rain likely after midnight.

WED
SE wind 20 to 25 kt. Waves 3 to 4 ft. Rain likely.

WED NIGHT
SE wind 15 to 20 kt, becoming S 10 to 15 kt after midnight. Waves 3 to 4 ft in the evening, then around 2 ft or less. Rain likely, mainly in the evening.

Winds and waves higher in and near tstms.


PZZ135-290930
Puget Sound and Hood Canal
130 PM PDT Fri Aug 28 2026

TONIGHT
NW wind 5 to 10 kt, veering to N late this evening, then becoming S after midnight. Waves around 2 ft or less. A slight chance of rain early this evening. A chance of rain late this evening and early morning, then rain late.

SAT
SW wind around 5 kt, rising to 5 to 10 kt in the afternoon. Waves around 2 ft or less. A chance of rain.

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

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

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

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

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

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

TUE NIGHT
SW wind 10 to 15 kt, becoming S 15 to 20 kt after midnight. Waves around 2 ft or less. A chance of rain after midnight.

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

WED NIGHT
S wind 10 to 15 kt. Waves around 2 ft or less. Rain.


PZZ110-290930
Grays Harbor Bar
130 PM PDT Fri Aug 28 2026

Combined seas 3 to 5 ft. Bar conditions light. Maximum ebb currents will occur around 545 PM Friday, 545 AM Saturday, and 615 PM Saturday.