National Weather Service Marine Forecast FZUS56 KSEW

FZUS56 KSEW 302210
CWFSEW

Coastal Waters Forecast for Washington
National Weather Service Seattle WA
210 PM PST Tue Dec 30 2025

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

PZZ100-311115
210 PM PST Tue Dec 30 2025

.SYNOPSIS FOR THE NORTHERN AND CENTRAL WASHINGTON COASTAL AND INLAND WATERS...High pressure will remain situated across the coastal waters through Wednesday, while a weak thermal trough remains situated along the coast into Tuesday. The ridge will weaken on Wednesday allowing for a front to move across the area waters Thursday into Friday. A stronger frontal system will move through the waters on Saturday into Sunday.


PZZ150-311115
Coastal Waters From Cape Flattery To James Island Out 10 Nm
210 PM PST Tue Dec 30 2025

TONIGHT
SE wind 5 to 10 kt. Seas 6 to 7 ft. Wave Detail: W 7 ft at 12 seconds.

WED
SE wind 5 to 10 kt. Seas 6 to 7 ft. Wave Detail: W 7 ft at 12 seconds.

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

THU
SE wind 10 to 15 kt. Seas 5 to 6 ft. Wave Detail: S 3 ft at 5 seconds and W 6 ft at 11 seconds. A chance of rain in the afternoon.

THU NIGHT
E wind 10 to 15 kt. Seas 5 to 6 ft. Wave Detail: SE 3 ft at 5 seconds and W 5 ft at 10 seconds. Rain.

FRI
SE wind 15 to 20 kt. Seas 5 to 6 ft. Wave Detail: SE 4 ft at 6 seconds and W 4 ft at 12 seconds. Rain.

FRI NIGHT
SE wind 15 to 20 kt. Seas 5 to 7 ft. Wave Detail: S 7 ft at 10 seconds and W 7 ft at 12 seconds. Rain.

SAT
S wind 15 to 20 kt. Seas 7 to 10 ft. Wave Detail: S 10 ft at 11 seconds and W 7 ft at 12 seconds. Rain.

SAT NIGHT
S wind 15 to 20 kt. Seas 9 to 13 ft. Wave Detail: S 10 ft at 10 seconds and SW 13 ft at 13 seconds. Rain.

SUN
S wind 15 to 20 kt. Seas 8 to 11 ft, subsiding to 7 to 9 ft in the afternoon. Wave Detail: S 9 ft at 11 seconds and SW 11 ft at 12 seconds. Rain.

SUN NIGHT
SE wind 10 to 15 kt. Seas 6 to 8 ft, subsiding to 5 to 6 ft after midnight. Wave Detail: S 7 ft at 10 seconds and W 3 ft at 10 seconds. Rain likely.


PZZ153-311115
Coastal Waters From James Island To Point Grenville Out 10 Nm
210 PM PST Tue Dec 30 2025

TONIGHT
SE wind 5 to 10 kt. Seas 6 to 7 ft. Wave Detail: W 7 ft at 12 seconds.

WED
SE wind 5 to 10 kt. Seas 6 to 7 ft. Wave Detail: W 6 ft at 12 seconds.

WED NIGHT
SE wind 5 to 10 kt. Seas 5 to 6 ft. Wave Detail: W 6 ft at 11 seconds.

THU
SE wind 10 to 15 kt. Seas 5 to 6 ft. Wave Detail: SE 2 ft at 4 seconds and W 6 ft at 11 seconds. A chance of rain.

THU NIGHT
SE wind 10 to 15 kt. Seas 4 to 5 ft. Wave Detail: S 3 ft at 5 seconds and W 5 ft at 10 seconds. Rain.

FRI
SE wind 10 to 15 kt. Seas 4 to 6 ft. Wave Detail: S 4 ft at 5 seconds and W 4 ft at 12 seconds. Rain.

FRI NIGHT
SE wind 15 to 20 kt. Seas 4 to 6 ft, building to 5 to 8 ft after midnight. Wave Detail: S 8 ft at 11 seconds and SW 7 ft at 12 seconds. Rain.

SAT
S wind 20 to 25 kt. Seas 8 to 11 ft. Wave Detail: S 10 ft at 11 seconds and W 8 ft at 12 seconds. Rain.

SAT NIGHT
S wind 15 to 20 kt. Seas 10 to 14 ft. Wave Detail: S 10 ft at 10 seconds and SW 13 ft at 13 seconds. Rain.

SUN
S wind 15 to 20 kt. Seas 7 to 10 ft, subsiding to 6 to 8 ft in the afternoon. Wave Detail: S 9 ft at 11 seconds and SW 10 ft at 12 seconds. Rain.

SUN NIGHT
SE wind 10 to 15 kt. Seas 5 to 7 ft. Wave Detail: SW 7 ft at 10 seconds and W 3 ft at 10 seconds. Rain likely.


PZZ156-311115
Coastal Waters From Point Grenville To Cape Shoalwater Out 10 Nm
210 PM PST Tue Dec 30 2025

TONIGHT
SE wind 5 to 10 kt. Seas 6 to 7 ft. Wave Detail: W 7 ft at 12 seconds.

WED
SE wind 5 to 10 kt. Seas 6 to 7 ft. Wave Detail: W 6 ft at 12 seconds.

WED NIGHT
SE wind 5 to 10 kt. Seas 5 to 6 ft. Wave Detail: W 6 ft at 11 seconds.

THU
SE wind around 10 kt. Seas 5 to 6 ft. Wave Detail: S 2 ft at 4 seconds and W 6 ft at 11 seconds. A chance of rain.

THU NIGHT
SE wind 10 to 15 kt. Seas 4 to 5 ft. Wave Detail: SE 3 ft at 4 seconds and W 5 ft at 10 seconds. Rain.

FRI
SE wind around 15 kt. Seas 4 to 6 ft. Wave Detail: SE 4 ft at 5 seconds and W 5 ft at 12 seconds. Rain.

FRI NIGHT
SE wind 15 to 20 kt. Seas 4 to 6 ft, building to 6 to 9 ft after midnight. Wave Detail: S 7 ft at 11 seconds and SW 8 ft at 12 seconds. Rain.

SAT
S wind 20 to 25 kt. Seas 8 to 11 ft. Wave Detail: S 11 ft at 11 seconds and W 11 ft at 13 seconds. Rain.

SAT NIGHT
SW wind 15 to 20 kt. Seas 11 to 15 ft, subsiding to 9 to 13 ft after midnight. Wave Detail: S 3 ft at 8 seconds and SW 15 ft at 13 seconds. Rain.

SUN
S wind 15 to 20 kt. Seas 7 to 10 ft, subsiding to 6 to 8 ft in the afternoon. Wave Detail: SW 10 ft at 11 seconds. Rain.

SUN NIGHT
SE wind around 15 kt. Seas 5 to 7 ft. Wave Detail: SW 7 ft at 10 seconds and W 3 ft at 10 seconds. Rain likely.


PZZ170-311115
Coastal Waters From Cape Flattery To James Island 10 To 60 Nm
210 PM PST Tue Dec 30 2025

TONIGHT
SE wind 5 to 10 kt. Seas 7 to 8 ft. Wave Detail: W 8 ft at 12 seconds.

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

WED NIGHT
SE wind 5 to 10 kt, rising to 10 to 15 kt after midnight. Seas 6 to 7 ft. Wave Detail: W 7 ft at 11 seconds.

THU
SE wind 10 to 15 kt. Seas around 6 ft. Wave Detail: SE 3 ft at 4 seconds and W 6 ft at 11 seconds. A chance of rain.

THU NIGHT
SE wind 15 to 20 kt. Seas 6 to 7 ft. Wave Detail: SE 5 ft at 5 seconds and W 5 ft at 11 seconds. Rain.

FRI
SE wind 15 to 20 kt. Seas 6 to 7 ft. Wave Detail: SE 6 ft at 6 seconds and W 5 ft at 12 seconds. Rain.

FRI NIGHT
SE wind 15 to 20 kt. Seas 6 to 7 ft, building to 7 to 10 ft after midnight. Wave Detail: W 4 ft at 11 seconds and S 10 ft at 12 seconds. Rain.

SAT
S wind 20 to 25 kt. Seas 10 to 11 ft. Wave Detail: NW 3 ft at 11 seconds and S 11 ft at 12 seconds. Rain.

SAT NIGHT
SW wind around 20 kt. Seas 12 to 15 ft. Wave Detail: SW 15 ft at 13 seconds and S 14 ft at 13 seconds. Rain.

SUN
S wind 15 to 20 kt. Seas 10 to 12 ft, subsiding to 8 to 9 ft in the afternoon. Wave Detail: NW 3 ft at 11 seconds and S 12 ft at 12 seconds. Rain.

SUN NIGHT
SE wind around 15 kt. Seas 6 to 8 ft. Wave Detail: S 7 ft at 10 seconds and W 4 ft at 10 seconds. Rain likely.


PZZ173-311115
Coastal Waters From James Island To Point Grenville 10 To 60 Nm
210 PM PST Tue Dec 30 2025

TONIGHT
SE wind around 10 kt. Seas 7 to 8 ft. Wave Detail: W 8 ft at 12 seconds.

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

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

THU
SE wind 10 to 15 kt. Seas around 6 ft. Wave Detail: SE 3 ft at 4 seconds and W 6 ft at 11 seconds. A chance of rain.

THU NIGHT
SE wind 15 to 20 kt. Seas 6 to 7 ft. Wave Detail: SE 5 ft at 5 seconds and W 5 ft at 11 seconds. Rain.

FRI
SE wind 15 to 20 kt. Seas 6 to 7 ft. Wave Detail: SE 6 ft at 6 seconds and W 5 ft at 12 seconds. Rain.

FRI NIGHT
SE wind 15 to 20 kt, rising to 20 to 25 kt after midnight. Seas 6 to 7 ft, building to 8 to 11 ft after midnight. Wave Detail: NW 3 ft at 11 seconds and S 11 ft at 12 seconds. Rain.

SAT
S wind 20 to 25 kt. Seas 11 to 13 ft. Wave Detail: S 13 ft at 11 seconds and NW 3 ft at 11 seconds. Rain.

SAT NIGHT
SW wind around 20 kt. Seas 13 to 16 ft. Wave Detail: S 16 ft at 13 seconds. Rain.

SUN
S wind 15 to 20 kt. Seas 10 to 11 ft, subsiding to 8 to 9 ft in the afternoon. Wave Detail: NW 3 ft at 11 seconds and S 11 ft at 12 seconds. Rain.

SUN NIGHT
SE wind around 15 kt. Seas 6 to 8 ft. Wave Detail: S 7 ft at 10 seconds and W 4 ft at 10 seconds. Rain likely.


PZZ176-311115
Coastal Waters From Point Grenville To Cape Shoalwater 10 To 60 Nm
210 PM PST Tue Dec 30 2025

TONIGHT
SE wind 5 to 10 kt. Seas 7 to 8 ft. Wave Detail: W 8 ft at 12 seconds.

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

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

THU
SE wind 10 to 15 kt. Seas around 6 ft. Wave Detail: SE 3 ft at 4 seconds and W 6 ft at 11 seconds. A chance of rain.

THU NIGHT
SE wind 15 to 20 kt. Seas around 6 ft. Wave Detail: SE 4 ft at 5 seconds and W 6 ft at 11 seconds. Rain.

FRI
SE wind 15 to 20 kt. Seas 6 to 7 ft. Wave Detail: SE 6 ft at 6 seconds and W 5 ft at 12 seconds. Rain.

FRI NIGHT
SE wind 15 to 20 kt, rising to 20 to 25 kt after midnight. Seas 6 to 8 ft, building to 9 to 12 ft after midnight. Wave Detail: S 11 ft at 12 seconds and NW 3 ft at 12 seconds. Rain.

SAT
S wind 20 to 25 kt. Seas 11 to 12 ft, building to 11 to 15 ft in the afternoon. Wave Detail: W 15 ft at 12 seconds and S 14 ft at 12 seconds. Rain.

SAT NIGHT
SW wind 15 to 20 kt. Seas 16 to 18 ft, subsiding to 12 to 16 ft after midnight. Wave Detail: S 18 ft at 12 seconds. Rain.

SUN
S wind 15 to 20 kt. Seas 9 to 11 ft, subsiding to 8 to 9 ft in the afternoon. Wave Detail: S 11 ft at 11 seconds and NW 3 ft at 11 seconds. Rain.

SUN NIGHT
SE wind around 15 kt. Seas 6 to 7 ft. Wave Detail: S 7 ft at 10 seconds and W 4 ft at 11 seconds. Rain likely.


PZZ130-311115
West Entrance U.S. Waters Strait Of Juan De Fuca
210 PM PST Tue Dec 30 2025

TONIGHT
E wind 5 to 10 kt. Seas 4 to 6 ft. Wave Detail: W 6 ft at 12 seconds.

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

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

THU
E wind 5 to 10 kt. Seas 3 to 5 ft. Wave Detail: W 5 ft at 11 seconds. A chance of rain in the afternoon.

THU NIGHT
E wind 10 to 15 kt. Seas 3 to 5 ft. Wave Detail: E 2 ft at 3 seconds and W 4 ft at 10 seconds. Rain.

FRI
E wind around 15 kt. Seas 3 to 4 ft. Wave Detail: E 3 ft at 4 seconds and W 3 ft at 10 seconds. Rain.

FRI NIGHT
E wind around 15 kt. Seas 3 to 4 ft. Wave Detail: E 3 ft at 4 seconds and W 2 ft at 11 seconds. Rain.

SAT
SE wind 15 to 20 kt. Seas 3 to 5 ft. Wave Detail: SE 3 ft at 4 seconds and W 2 ft at 11 seconds. Rain.

SAT NIGHT
S wind 15 to 20 kt. Seas 3 to 5 ft. Wave Detail: SE 3 ft at 5 seconds and W 4 ft at 12 seconds. Rain.

SUN
SE wind around 15 kt. Seas 3 to 5 ft. Wave Detail: S 3 ft at 4 seconds and W 4 ft at 10 seconds. Rain.

SUN NIGHT
SE wind 10 to 15 kt. Seas 3 to 4 ft. Wave Detail: SE 3 ft at 4 seconds and W 2 ft at 10 seconds. Rain likely.


PZZ131-311115
Central U.S. Waters Strait Of Juan De Fuca
210 PM PST Tue Dec 30 2025

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

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

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

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

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

FRI
E wind 10 to 15 kt. Waves around 2 ft or less. Rain.

FRI NIGHT
E wind 10 to 15 kt. Waves around 3 ft. Rain.

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

SAT NIGHT
S wind 15 to 20 kt, easing to 10 to 15 kt after midnight. Waves around 3 ft in the evening, then around 2 ft or less. Rain.

SUN
S wind 10 to 15 kt. Waves around 2 ft or less. Rain likely.

SUN NIGHT
SE wind 10 to 15 kt. Waves around 2 ft or less. Rain likely.


PZZ132-311115
East Entrance U.S. Waters Strait Of Juan De Fuca
210 PM PST Tue Dec 30 2025

TONIGHT
SE wind around 5 kt. Waves around 2 ft or less.

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

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

THU
SE wind around 5 kt. Waves around 2 ft or less.

THU NIGHT
SE wind around 5 kt, backing to E after midnight. Waves around 2 ft or less. A chance of rain.

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

FRI NIGHT
E wind 5 to 10 kt, becoming SE 10 to 15 kt after midnight. Waves around 2 ft or less. Rain.

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

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

SUN
SE wind 10 to 15 kt. Waves around 2 ft or less. Rain likely.

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


PZZ134-311115
Admiralty Inlet
210 PM PST Tue Dec 30 2025

TONIGHT
SE wind around 5 kt. Waves around 2 ft or less.

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

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

THU
SE wind around 5 kt. Waves around 2 ft or less.

THU NIGHT
SE wind around 5 kt. Waves around 2 ft or less. A chance of rain.

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

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

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

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

SUN
S wind 10 to 15 kt. Waves around 2 ft or less. Rain likely.

SUN NIGHT
SE wind 10 to 15 kt, easing to 5 to 10 kt after midnight. Waves around 2 ft or less. Rain likely, mainly in the evening.


PZZ133-311115
Northern Inland Waters Including The San Juan Islands
210 PM PST Tue Dec 30 2025

TONIGHT
Light and variable winds, becoming E around 5 kt late this evening and overnight. Waves around 2 ft or less.

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

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

THU
SE wind around 5 kt. Waves around 2 ft or less.

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

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

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

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

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

SUN
SE wind 10 to 15 kt. Waves around 2 ft or less. Rain likely.

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


PZZ135-311115
Puget Sound and Hood Canal
210 PM PST Tue Dec 30 2025

TONIGHT
Light and variable winds, becoming SE around 5 kt after midnight. Waves around 2 ft or less. Patchy fog.

WED
S wind around 5 kt in the morning, becoming light and variable. Waves around 2 ft or less. Patchy fog in the morning.

WED NIGHT
Light and variable winds, becoming S around 5 kt after midnight. Waves around 2 ft or less. Patchy fog in the evening.

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

THU NIGHT
SE wind around 5 kt. Waves around 2 ft or less. A chance of rain in the evening, then rain likely after midnight.

FRI
SE wind around 5 kt. Waves around 2 ft or less. Rain.

FRI NIGHT
E wind 5 to 10 kt, veering to S after midnight. Waves around 2 ft or less. Rain.

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

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

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

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


PZZ110-311115
Grays Harbor Bar
210 PM PST Tue Dec 30 2025

Combined seas 6 to 8 ft tonight. Bar conditions moderate. Maximum ebb currents will occur around 115 AM Wednesday, 145 PM Wednesday, and 215 AM Thursday. The Tuesday afternoon and Wednesday afternoon ebbs will be very strong.