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National Weather Service Marine Forecast FZUS56 KSEW

FZUS56 KSEW 160830
CWFSEW

Coastal Waters Forecast for Washington
National Weather Service Seattle WA
130 AM PDT Thu Jul 16 2026

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

PZZ100-162130
130 AM PDT Thu Jul 16 2026

.SYNOPSIS FOR THE NORTHERN AND CENTRAL WASHINGTON COASTAL AND INLAND WATERS...A passing system will shift winds out of the south today into Friday before a return to a typical summertime pattern will see strengthening northerly flow by this weekend. Westerly pushes down the Strait will result in heightened winds each afternoon and evening.


PZZ150-162130
Coastal Waters From Cape Flattery To James Island Out 10 Nm
130 AM PDT Thu Jul 16 2026

TODAY
SW wind around 5 kt, backing to S late this morning and afternoon. Seas 4 to 5 ft. Wave Detail: W 4 ft at 8 seconds. Patchy dense fog early this morning. A slight chance of tstms. A chance of showers this morning, then showers this afternoon.

TONIGHT
S wind 10 to 15 kt. Seas 4 to 5 ft. Wave Detail: SW 4 ft at 7 seconds and W 2 ft at 17 seconds. Showers likely in the evening.

FRI
S wind 10 to 15 kt. Seas 4 to 5 ft. Wave Detail: S 2 ft at 4 seconds, W 4 ft at 11 seconds and W 3 ft at 16 seconds.

FRI NIGHT
W wind around 5 kt. Seas 4 to 5 ft. Wave Detail: W 5 ft at 10 seconds and W 2 ft at 16 seconds.

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

SAT NIGHT
NW wind around 10 kt, backing to SW after midnight. Seas 5 to 6 ft. Wave Detail: W 6 ft at 7 seconds and W 2 ft at 15 seconds.

SUN
S wind around 5 kt, veering to SW in the afternoon. Seas 5 to 7 ft. Wave Detail: W 6 ft at 9 seconds.

SUN NIGHT
NW wind 5 to 10 kt, easing to around 5 kt after midnight. Seas 5 to 6 ft. Wave Detail: W 6 ft at 9 seconds.

MON
NE wind around 5 kt, backing to W around 5 kt in the afternoon. Seas 4 to 6 ft. Wave Detail: W 5 ft at 8 seconds.

MON NIGHT
W wind around 5 kt. Seas 4 to 5 ft. Wave Detail: W 4 ft at 8 seconds and SW 2 ft at 16 seconds.

Winds and seas higher in and near tstms.


PZZ153-162130
Coastal Waters From James Island To Point Grenville Out 10 Nm
130 AM PDT Thu Jul 16 2026

TODAY
W wind around 5 kt, backing to SW late this morning, backing to S this afternoon. Seas around 4 ft. Wave Detail: W 4 ft at 8 seconds and W 2 ft at 17 seconds. Patchy dense fog early this morning. A chance of tstms early this morning, then showers with a slight chance of tstms late this morning and afternoon.

TONIGHT
SE wind 5 to 10 kt. Seas 3 to 4 ft. Wave Detail: W 3 ft at 7 seconds, SW 2 ft at 12 seconds and W 2 ft at 17 seconds.

FRI
S wind 5 to 10 kt. Seas 4 to 5 ft. Wave Detail: S 2 ft at 8 seconds, W 4 ft at 10 seconds and W 2 ft at 16 seconds.

FRI NIGHT
NW wind around 5 kt. Seas 4 to 5 ft. Wave Detail: N 2 ft at 4 seconds, W 5 ft at 10 seconds and W 2 ft at 16 seconds.

SAT
NW wind 5 to 10 kt, rising to 10 to 15 kt in the afternoon. Seas 4 to 6 ft. Wave Detail: N 2 ft at 5 seconds, NW 6 ft at 9 seconds and W 2 ft at 15 seconds.

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

SUN
NW wind around 5 kt. Seas 5 to 7 ft. Wave Detail: W 6 ft at 9 seconds.

SUN NIGHT
NW wind 5 to 10 kt. Seas 4 to 6 ft. Wave Detail: W 6 ft at 8 seconds.

MON
NW wind around 5 kt. Seas 4 to 6 ft. Wave Detail: W 5 ft at 9 seconds. Patchy fog in the morning.

MON NIGHT
NW wind around 5 kt. Seas 3 to 5 ft. Wave Detail: W 4 ft at 8 seconds and SW 2 ft at 17 seconds.

Winds and seas higher in and near tstms.


PZZ156-162130
Coastal Waters From Point Grenville To Cape Shoalwater Out 10 Nm
130 AM PDT Thu Jul 16 2026

TODAY
W wind 5 to 10 kt, backing to SW this afternoon. Seas 4 to 5 ft. Wave Detail: W 4 ft at 8 seconds and W 2 ft at 18 seconds. A chance of tstms this morning. Showers. A slight chance of tstms this afternoon.

TONIGHT
S wind 5 to 10 kt. Seas around 4 ft. Wave Detail: W 4 ft at 8 seconds and W 2 ft at 17 seconds.

FRI
S wind 5 to 10 kt. Seas 4 to 5 ft. Wave Detail: W 4 ft at 8 seconds and W 3 ft at 16 seconds.

FRI NIGHT
NW wind 5 to 10 kt. Seas 4 to 6 ft. Wave Detail: W 6 ft at 10 seconds and W 3 ft at 16 seconds.

SAT
NW wind 5 to 10 kt, rising to 10 to 15 kt in the afternoon. Seas 4 to 6 ft. Wave Detail: NW 6 ft at 10 seconds and W 2 ft at 15 seconds.

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

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

SUN NIGHT
NW wind 10 to 15 kt, easing to 5 to 10 kt after midnight. Seas 5 to 8 ft. Wave Detail: NW 7 ft at 9 seconds.

MON
N wind around 5 kt, backing to NW in the afternoon. Seas 4 to 6 ft. Wave Detail: W 6 ft at 9 seconds.

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

Winds and seas higher in and near tstms.


PZZ170-162130
Coastal Waters From Cape Flattery To James Island 10 To 60 Nm
130 AM PDT Thu Jul 16 2026

TODAY
W wind 5 to 10 kt, backing to SW late this morning and afternoon. Seas 4 to 5 ft. Wave Detail: W 5 ft at 8 seconds and W 2 ft at 17 seconds. A slight chance of tstms.

TONIGHT
S wind 5 to 10 kt. Seas 4 to 5 ft. Wave Detail: W 4 ft at 8 seconds, S 2 ft at 12 seconds and W 2 ft at 17 seconds. A chance of rain in the evening.

FRI
SW wind 5 to 10 kt. Seas around 5 ft. Wave Detail: W 4 ft at 8 seconds, S 2 ft at 8 seconds and W 3 ft at 15 seconds.

FRI NIGHT
NW wind 5 to 10 kt. Seas 5 to 6 ft. Wave Detail: N 2 ft at 4 seconds, NW 6 ft at 10 seconds and SW 2 ft at 16 seconds.

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

SAT NIGHT
NW wind 15 to 20 kt. Seas 6 to 7 ft, building to 7 to 9 ft after midnight. Wave Detail: NW 9 ft at 9 seconds, W 2 ft at 15 seconds and SW 2 ft at 17 seconds.

SUN
NW wind 15 to 20 kt, easing to 10 to 15 kt in the afternoon. Seas 7 to 10 ft, subsiding to 6 to 8 ft in the afternoon. Wave Detail: NW 9 ft at 9 seconds and SW 2 ft at 18 seconds.

SUN NIGHT
NW wind 15 to 20 kt, easing to 10 to 15 kt after midnight. Seas 6 to 8 ft. Wave Detail: NW 8 ft at 9 seconds and SW 2 ft at 18 seconds.

MON
NW wind 5 to 10 kt, easing to around 5 kt in the afternoon. Seas 5 to 7 ft. Wave Detail: NW 6 ft at 8 seconds and SW 2 ft at 17 seconds.

MON NIGHT
NW wind 5 to 10 kt. Seas around 5 ft. Wave Detail: NW 5 ft at 8 seconds and SW 2 ft at 16 seconds.

Winds and seas higher in and near tstms.


PZZ173-162130
Coastal Waters From James Island To Point Grenville 10 To 60 Nm
130 AM PDT Thu Jul 16 2026

TODAY
NW wind 10 to 15 kt, becoming SW 5 to 10 kt late this morning and afternoon. Seas 4 to 6 ft. Wave Detail: NE 2 ft at 4 seconds, NW 5 ft at 8 seconds and W 2 ft at 18 seconds. A slight chance of tstms. A chance of rain this morning, then showers this afternoon.

TONIGHT
S wind 5 to 10 kt. Seas 4 to 5 ft. Wave Detail: NW 4 ft at 7 seconds and W 2 ft at 17 seconds. A chance of rain in the evening.

FRI
SW wind 5 to 10 kt. Seas 5 to 6 ft. Wave Detail: NW 5 ft at 11 seconds and NW 3 ft at 15 seconds.

FRI NIGHT
NW wind 5 to 10 kt, rising to 10 to 15 kt after midnight. Seas 5 to 7 ft. Wave Detail: NE 3 ft at 4 seconds, NW 5 ft at 11 seconds and SW 2 ft at 16 seconds.

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

SAT NIGHT
NW wind 15 to 20 kt. Seas 6 to 9 ft. Wave Detail: NE 5 ft at 5 seconds, NW 9 ft at 8 seconds and W 2 ft at 15 seconds.

SUN
NW wind 15 to 20 kt. Seas 8 to 11 ft. Wave Detail: NE 3 ft at 5 seconds, NW 10 ft at 9 seconds and W 2 ft at 15 seconds.

SUN NIGHT
NW wind 15 to 20 kt. Seas 6 to 9 ft. Wave Detail: NE 4 ft at 5 seconds, NW 8 ft at 8 seconds and SW 2 ft at 18 seconds.

MON
NW wind 5 to 10 kt. Seas 5 to 8 ft. Wave Detail: NE 2 ft at 4 seconds, NW 6 ft at 8 seconds and SW 2 ft at 17 seconds.

MON NIGHT
NW wind 5 to 10 kt. Seas 5 to 6 ft. Wave Detail: NW 5 ft at 8 seconds and SW 2 ft at 16 seconds.

Winds and seas higher in and near tstms.


PZZ176-162130
Coastal Waters From Point Grenville To Cape Shoalwater 10 To 60 Nm
130 AM PDT Thu Jul 16 2026

TODAY
W wind 5 to 10 kt, backing to SW this afternoon. Seas 5 to 6 ft. Wave Detail: NE 2 ft at 5 seconds, NW 5 ft at 8 seconds and W 2 ft at 18 seconds. A slight chance of tstms. A chance of rain early this morning, then showers late this morning and afternoon.

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

FRI
W wind 5 to 10 kt. Seas 5 to 6 ft. Wave Detail: NW 5 ft at 10 seconds and W 3 ft at 17 seconds.

FRI NIGHT
NW wind 10 to 15 kt. Seas 5 to 8 ft. Wave Detail: N 2 ft at 4 seconds, NW 7 ft at 10 seconds and W 2 ft at 16 seconds.

SAT
NW wind 10 to 15 kt. Seas 6 to 7 ft. Wave Detail: N 4 ft at 5 seconds, NW 7 ft at 9 seconds and W 2 ft at 15 seconds.

SAT NIGHT
NW wind 15 to 20 kt. Seas 7 to 9 ft. Wave Detail: N 8 ft at 7 seconds, W 2 ft at 15 seconds and SW 2 ft at 17 seconds.

SUN
NW wind 15 to 20 kt. Seas 7 to 10 ft. Wave Detail: NE 2 ft at 6 seconds, NW 9 ft at 9 seconds and W 2 ft at 15 seconds.

SUN NIGHT
NW wind 15 to 20 kt. Seas 7 to 9 ft. Wave Detail: NE 2 ft at 5 seconds, NW 9 ft at 8 seconds and SW 2 ft at 17 seconds.

MON
NW wind 5 to 10 kt. Seas 6 to 8 ft. Wave Detail: NW 7 ft at 9 seconds and SW 2 ft at 17 seconds.

MON NIGHT
NW wind 5 to 10 kt. Seas 5 to 6 ft. Wave Detail: NW 6 ft at 8 seconds and SW 2 ft at 17 seconds.

Winds and seas higher in and near tstms.


PZZ130-162130
West Entrance U.S. Waters Strait Of Juan De Fuca
130 AM PDT Thu Jul 16 2026

TODAY
W wind 5 to 10 kt. Seas 3 to 4 ft. Wave Detail: W 3 ft at 8 seconds. A slight chance of tstms. A chance of showers late this morning. Showers this afternoon.

TONIGHT
W wind 5 to 10 kt, becoming NE after midnight. Seas 3 to 4 ft. Wave Detail: W 3 ft at 7 seconds. Showers likely in the evening.

FRI
E wind around 5 kt, backing to W in the afternoon. Seas 3 to 4 ft. Wave Detail: W 3 ft at 7 seconds and W 2 ft at 14 seconds.

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

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

SAT 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 8 seconds.

SUN
S wind around 5 kt, veering to W around 5 kt in the afternoon. Seas 3 to 5 ft. Wave Detail: W 5 ft at 9 seconds.

SUN NIGHT
W wind around 5 kt. Seas 3 to 4 ft. Wave Detail: W 4 ft at 9 seconds.

MON
SE wind around 5 kt, veering to NW around 5 kt in the afternoon. Seas 3 to 4 ft. Wave Detail: W 4 ft at 8 seconds.

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

Winds and seas higher in and near tstms.


PZZ131-162130
Central U.S. Waters Strait Of Juan De Fuca
130 AM PDT Thu Jul 16 2026

SMALL CRAFT ADVISORY IN EFFECT FROM 1 PM PDT THIS AFTERNOON THROUGH THIS EVENING

TODAY
W wind 5 to 10 kt, rising to 15 to 25 kt this afternoon. Waves around 2 ft or less, then 3 to 4 ft this afternoon. A chance of rain with a slight chance of tstms this morning, then showers with a chance of tstms this afternoon.

TONIGHT
W wind 15 to 20 kt, easing to 10 to 15 kt after midnight. Waves 3 to 4 ft. Showers likely in the evening.

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

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

SAT
W wind 10 to 15 kt. Waves around 3 ft.

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

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

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

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

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

Winds and waves higher in and near tstms.


PZZ132-162130
East Entrance U.S. Waters Strait Of Juan De Fuca
130 AM PDT Thu Jul 16 2026

SMALL CRAFT ADVISORY IN EFFECT FROM 1 PM PDT THIS AFTERNOON THROUGH THIS EVENING

TODAY
W wind 5 to 10 kt, rising to 15 to 25 kt. Waves around 2 ft or less, then 3 to 4 ft this afternoon. A chance of rain this morning. A slight chance of tstms. Showers likely this afternoon.

TONIGHT
W wind 10 to 15 kt, becoming S 5 to 10 kt after midnight. Waves 3 to 4 ft in the evening, then around 2 ft or less. Showers likely in the evening.

FRI
S wind 5 to 10 kt, becoming W in the afternoon. Waves around 2 ft or less.

FRI NIGHT
W wind 10 to 15 kt. Waves around 2 ft or less, then around 3 ft after midnight.

SAT
W 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.

SAT NIGHT
W wind 10 to 15 kt. Waves around 3 ft.

SUN
NW wind around 5 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, becoming SW after midnight. Waves around 2 ft or less.

Winds and waves higher in and near tstms.


PZZ134-162130
Admiralty Inlet
130 AM PDT Thu Jul 16 2026

TODAY
W wind 5 to 10 kt, easing to around 5 kt late this morning and early afternoon, rising to 5 to 10 kt late. Waves around 2 ft or less. A chance of rain this morning. A slight chance of tstms late this morning and afternoon. Showers this afternoon.

TONIGHT
NW wind 5 to 10 kt, backing to SE after midnight. Waves around 2 ft or less. A chance of showers in the evening.

FRI
SE wind 5 to 10 kt, backing to E in the afternoon. Waves around 2 ft or less.

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

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

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

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

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

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

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

Winds and waves higher in and near tstms.


PZZ133-162130
Northern Inland Waters Including The San Juan Islands
130 AM PDT Thu Jul 16 2026

TODAY
W wind around 5 kt, backing to SW this afternoon. Waves around 2 ft or less. A slight chance of rain this morning, then showers likely with a slight chance of tstms this afternoon.

TONIGHT
S wind 5 to 10 kt, rising to 10 to 15 kt after midnight. Waves around 2 ft or less. Showers likely in the evening.

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

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

SAT
S wind 5 to 10 kt, veering to SW in the afternoon. Waves around 2 ft or less.

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

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

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

Winds and waves higher in and near tstms.


PZZ135-162130
Puget Sound and Hood Canal
130 AM PDT Thu Jul 16 2026

TODAY
SW wind around 5 kt, rising to 10 to 15 kt. Waves around 2 ft or less. A chance of rain this morning. A slight chance of tstms late this morning and afternoon. Showers this afternoon.

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

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

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

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

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

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

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

Winds and waves higher in and near tstms.


PZZ110-162130
Grays Harbor Bar
130 AM PDT Thu Jul 16 2026

Combined seas 4 to 6 feet. Bar conditions light. Maximum ebb currents will occur around 630 AM this morning, 715 PM this evening, and 715 AM Friday. The ebb this morning will be very strong, and the ebb Friday morning will be strong.