National Weather Service Marine Forecast FZUS56 KSEW

FZUS56 KSEW 200850
CWFSEW

Coastal Waters Forecast for Washington
National Weather Service Seattle WA
150 AM PDT Fri Mar 20 2026

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

PZZ100-202200
150 AM PDT Fri Mar 20 2026

.SYNOPSIS FOR THE NORTHERN AND CENTRAL WASHINGTON COASTAL AND INLAND WATERS...A front will move onshore later today. A surface ridge will slide eastward across the waters over the weekend. A strong frontal system will reach the waters Monday night into Tuesday.


PZZ150-202200
Coastal Waters From Cape Flattery To James Island Out 10 Nm
150 AM PDT Fri Mar 20 2026

SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT

TODAY
SW wind 15 to 25 kt, veering to W this afternoon. Seas 6 to 8 ft. Wave Detail: S 3 ft at 6 seconds, SW 6 ft at 10 seconds and NW 6 ft at 11 seconds. Rain this morning, then a chance of rain early this afternoon.

TONIGHT
NW wind 15 to 25 kt. Seas 6 to 9 ft. Wave Detail: NW 8 ft at 10 seconds and SW 5 ft at 10 seconds.

SAT
W wind 10 to 15 kt. Seas 5 to 7 ft. Wave Detail: NW 6 ft at 10 seconds and SW 3 ft at 10 seconds. A chance of showers.

SAT NIGHT
SW wind 15 to 25 kt. Seas 5 to 7 ft. Wave Detail: W 7 ft at 9 seconds and W 5 ft at 10 seconds. Showers likely in the evening, then showers after midnight.

SUN
W wind 10 to 15 kt. Seas 7 to 8 ft. Wave Detail: W 8 ft at 10 seconds. Rain likely, mainly in the morning.

SUN NIGHT
NW wind 5 to 10 kt. Seas 8 to 9 ft. Wave Detail: W 9 ft at 14 seconds. A chance of rain in the evening.

MON
N wind 5 to 10 kt. Seas 6 to 8 ft. Wave Detail: W 8 ft at 12 seconds.

MON NIGHT
NE wind 5 to 10 kt, becoming SE 10 to 15 kt after midnight. Seas 5 to 6 ft. Wave Detail: SE 3 ft at 4 seconds and W 6 ft at 11 seconds. A chance of rain in the evening, then rain likely after midnight.

TUE
S wind 20 to 25 kt. Seas 6 to 9 ft, building to 9 to 12 ft in the afternoon. Wave Detail: SE 10 ft at 8 seconds, SW 12 ft at 10 seconds and W 4 ft at 12 seconds. Rain.

TUE NIGHT
SW wind 20 to 25 kt. Seas 12 to 15 ft, building to 14 to 16 ft after midnight. Wave Detail: W 4 ft at 10 seconds and SW 16 ft at 12 seconds. Rain.


PZZ153-202200
Coastal Waters From James Island To Point Grenville Out 10 Nm
150 AM PDT Fri Mar 20 2026

SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT

TODAY
S wind around 15 kt, veering to NW late. Seas 6 to 7 ft. Wave Detail: S 3 ft at 6 seconds, SW 6 ft at 10 seconds and NW 5 ft at 11 seconds. Rain this morning, then a chance of rain early this afternoon. A slight chance of rain late.

TONIGHT
NW wind 15 to 25 kt. Seas 5 to 8 ft. Wave Detail: NW 7 ft at 10 seconds and SW 5 ft at 10 seconds.

SAT
NW wind 10 to 15 kt. Seas 5 to 7 ft. Wave Detail: NW 6 ft at 10 seconds and SW 3 ft at 10 seconds. A chance of showers.

SAT NIGHT
SW wind 10 to 15 kt. Seas 4 to 5 ft, building to 5 to 7 ft after midnight. Wave Detail: W 6 ft at 10 seconds. A chance of showers in the evening, then showers after midnight.

SUN
W wind 10 to 15 kt. Seas 5 to 7 ft. Wave Detail: W 7 ft at 10 seconds. Rain, mainly in the morning.

SUN NIGHT
NW wind 5 to 10 kt. Seas 6 to 9 ft. Wave Detail: W 8 ft at 14 seconds. A chance of rain in the evening.

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

MON NIGHT
NE wind 5 to 10 kt, becoming SE 10 to 15 kt after midnight. Seas 5 to 6 ft. Wave Detail: SE 4 ft at 4 seconds and W 6 ft at 11 seconds. A chance of rain in the evening, then rain likely after midnight.

TUE
S wind 20 to 25 kt. Seas 6 to 9 ft, building to 9 to 12 ft in the afternoon. Wave Detail: S 10 ft at 8 seconds, SW 12 ft at 10 seconds and W 4 ft at 12 seconds. Rain.

TUE NIGHT
SW wind 20 to 25 kt. Seas 11 to 14 ft, building to 13 to 15 ft after midnight. Wave Detail: W 2 ft at 9 seconds and SW 15 ft at 12 seconds. Rain.


PZZ156-202200
Coastal Waters From Point Grenville To Cape Shoalwater Out 10 Nm
150 AM PDT Fri Mar 20 2026

SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT

TODAY
SW wind 15 to 25 kt, veering to NW late. Seas 6 to 7 ft. Wave Detail: S 3 ft at 6 seconds, SW 6 ft at 10 seconds and NW 4 ft at 11 seconds. Rain this morning, then a chance of rain early this afternoon. A slight chance of rain late.

TONIGHT
NW wind 15 to 25 kt. Seas 6 to 8 ft. Wave Detail: NW 7 ft at 10 seconds and SW 6 ft at 11 seconds. A chance of rain in the evening.

SAT
NW wind 15 to 25 kt, easing to 10 to 15 kt in the afternoon. Seas 5 to 7 ft. Wave Detail: NW 6 ft at 10 seconds and W 3 ft at 10 seconds. A chance of showers in the morning.

SAT NIGHT
W wind 10 to 15 kt. Seas 4 to 6 ft. Wave Detail: W 6 ft at 10 seconds. A chance of showers in the evening, then showers likely after midnight.

SUN
W wind 10 to 15 kt. Seas 5 to 7 ft. Wave Detail: W 7 ft at 10 seconds. Rain likely, mainly in the morning.

SUN NIGHT
N wind around 10 kt. Seas 6 to 8 ft. Wave Detail: W 8 ft at 14 seconds.

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

MON NIGHT
NE wind around 10 kt, veering to SE after midnight. Seas 5 to 6 ft. Wave Detail: SE 4 ft at 4 seconds and W 6 ft at 11 seconds. Rain likely after midnight.

TUE
S wind 20 to 25 kt. Seas 5 to 8 ft, building to 9 to 12 ft in the afternoon. Wave Detail: S 9 ft at 7 seconds, SW 12 ft at 10 seconds and W 4 ft at 11 seconds. Rain.

TUE NIGHT
SW wind 20 to 25 kt, becoming W 15 to 20 kt after midnight. Seas 11 to 15 ft. Wave Detail: SW 14 ft at 11 seconds. Rain.


PZZ170-202200
Coastal Waters From Cape Flattery To James Island 10 To 60 Nm
150 AM PDT Fri Mar 20 2026

SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT

TODAY
SW wind 15 to 25 kt, veering to NW this afternoon. Seas 7 to 9 ft. Wave Detail: S 3 ft at 6 seconds, SW 7 ft at 10 seconds and NW 8 ft at 11 seconds. Rain early this morning, then a chance of rain late this morning.

TONIGHT
NW wind 15 to 25 kt. Seas 7 to 9 ft. Wave Detail: NW 8 ft at 10 seconds, SW 4 ft at 11 seconds and SW 2 ft at 15 seconds.

SAT
NW wind around 15 kt, backing to W in the afternoon. Seas 6 to 7 ft. Wave Detail: NW 6 ft at 10 seconds, SW 3 ft at 10 seconds and SW 2 ft at 15 seconds. A chance of showers.

SAT NIGHT
SW wind 15 to 25 kt. Seas 6 to 8 ft. Wave Detail: W 8 ft at 9 seconds, W 8 ft at 10 seconds and SW 2 ft at 15 seconds. Showers.

SUN
W wind 10 to 15 kt. Seas 8 to 9 ft. Wave Detail: W 4 ft at 8 seconds, W 9 ft at 12 seconds and SW 2 ft at 15 seconds. Rain likely, mainly in the morning.

SUN NIGHT
W wind 5 to 10 kt. Seas 9 to 10 ft. Wave Detail: W 10 ft at 14 seconds. A chance of rain.

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

MON NIGHT
E wind around 10 kt, becoming SE 15 to 20 kt after midnight. Seas 6 to 7 ft. Wave Detail: SE 6 ft at 5 seconds and W 6 ft at 11 seconds. A chance of rain in the evening, then rain likely after midnight.

TUE
S wind 25 to 30 kt. Seas 8 to 11 ft, building to 11 to 14 ft in the afternoon. Wave Detail: S 14 ft at 10 seconds and W 4 ft at 11 seconds. Rain.

TUE NIGHT
SW wind 25 to 30 kt, veering to W 20 to 25 kt after midnight. Seas 14 to 17 ft, building to 16 to 18 ft after midnight. Wave Detail: S 2 ft at 9 seconds, W 6 ft at 11 seconds and SW 17 ft at 12 seconds. Rain.


PZZ173-202200
Coastal Waters From James Island To Point Grenville 10 To 60 Nm
150 AM PDT Fri Mar 20 2026

SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT

TODAY
SW wind 15 to 25 kt, veering to NW this afternoon. Seas 7 to 9 ft. Wave Detail: S 3 ft at 6 seconds, SW 7 ft at 10 seconds and NW 8 ft at 11 seconds. Rain early this morning, then a chance of rain late this morning. A slight chance of rain early this afternoon.

TONIGHT
NW wind 15 to 25 kt. Seas 7 to 9 ft. Wave Detail: NW 8 ft at 10 seconds, SW 5 ft at 11 seconds and SW 2 ft at 16 seconds.

SAT
W wind 10 to 15 kt. Seas 6 to 7 ft. Wave Detail: NW 6 ft at 10 seconds, SW 3 ft at 10 seconds and SW 2 ft at 16 seconds. A chance of showers.

SAT NIGHT
SW wind 15 to 20 kt. Seas 6 to 8 ft. Wave Detail: W 8 ft at 10 seconds and SW 2 ft at 15 seconds. Showers.

SUN
W wind 10 to 15 kt. Seas 7 to 8 ft. Wave Detail: W 3 ft at 9 seconds, W 8 ft at 12 seconds and SW 2 ft at 15 seconds. Rain likely, mainly in the morning.

SUN NIGHT
NW wind 5 to 10 kt. Seas 8 to 10 ft. Wave Detail: W 10 ft at 14 seconds. A chance of rain in the evening.

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

MON NIGHT
E wind 5 to 10 kt, becoming SE 15 to 20 kt after midnight. Seas 6 to 7 ft. Wave Detail: SE 6 ft at 5 seconds and W 6 ft at 11 seconds. Rain likely after midnight.

TUE
S wind 25 to 30 kt. Seas 8 to 11 ft, building to 11 to 15 ft in the afternoon. Wave Detail: S 15 ft at 9 seconds and W 4 ft at 12 seconds. Rain.

TUE NIGHT
SW wind 25 to 30 kt, veering to W 20 to 25 kt after midnight. Seas 15 to 18 ft. Wave Detail: S 2 ft at 9 seconds, SW 18 ft at 12 seconds and W 3 ft at 12 seconds. Rain.


PZZ176-202200
Coastal Waters From Point Grenville To Cape Shoalwater 10 To 60 Nm
150 AM PDT Fri Mar 20 2026

SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT

TODAY
SW wind 15 to 25 kt, veering to W this afternoon. Seas 7 to 8 ft. Wave Detail: S 2 ft at 6 seconds, SW 6 ft at 10 seconds and NW 6 ft at 11 seconds. Rain early this morning, then a chance of rain late this morning and early afternoon.

TONIGHT
NW wind 15 to 25 kt. Seas 7 to 9 ft. Wave Detail: NW 7 ft at 10 seconds, SW 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: NW 7 ft at 10 seconds, SW 3 ft at 10 seconds and SW 2 ft at 16 seconds. A chance of showers in the morning.

SAT NIGHT
SW wind 10 to 15 kt, rising to 15 to 20 kt after midnight. Seas 6 to 7 ft. Wave Detail: W 7 ft at 10 seconds and SW 2 ft at 15 seconds. A chance of showers in the evening, then showers after midnight.

SUN
NW wind 10 to 15 kt. Seas 6 to 8 ft. Wave Detail: W 8 ft at 11 seconds. Rain likely in the morning.

SUN NIGHT
N wind 5 to 10 kt. Seas 8 to 10 ft. Wave Detail: W 9 ft at 14 seconds.

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

MON NIGHT
NE wind around 10 kt, becoming SE 15 to 20 kt after midnight. Seas 6 to 7 ft. Wave Detail: SE 6 ft at 5 seconds and W 6 ft at 11 seconds. Rain likely after midnight.

TUE
S wind 25 to 30 kt. Seas 7 to 10 ft, building to 11 to 15 ft in the afternoon. Wave Detail: S 15 ft at 9 seconds and W 4 ft at 12 seconds. Rain.

TUE NIGHT
W wind 20 to 25 kt. Seas 15 to 17 ft. Wave Detail: S 2 ft at 9 seconds and SW 17 ft at 12 seconds. Rain.


PZZ130-202200
West Entrance U.S. Waters Strait Of Juan De Fuca
150 AM PDT Fri Mar 20 2026

SMALL CRAFT ADVISORY IN EFFECT FROM THIS AFTERNOON THROUGH SATURDAY MORNING

TODAY
SW wind 15 to 25 kt, rising to 20 to 30 kt late this morning and early afternoon, veering to W late. Seas 4 to 6 ft. Wave Detail: S 2 ft at 4 seconds, SW 5 ft at 9 seconds and W 6 ft at 11 seconds. Rain this morning, then a chance of rain early this afternoon. A slight chance of rain late.

TONIGHT
W wind 20 to 30 kt, becoming NW 15 to 25 kt after midnight. Seas 5 to 7 ft. Wave Detail: W 7 ft at 9 seconds and SW 2 ft at 10 seconds.

SAT
W wind 10 to 15 kt. Seas 4 to 6 ft. Wave Detail: W 5 ft at 9 seconds. A chance of snow showers in the morning. A chance of showers.

SAT NIGHT
SW wind 15 to 20 kt. Seas 3 to 5 ft. Wave Detail: SW 2 ft at 3 seconds and W 5 ft at 10 seconds. Showers.

SUN
W wind 10 to 15 kt. Seas 4 to 6 ft. Wave Detail: W 6 ft at 11 seconds. Rain, mainly in the morning.

SUN NIGHT
W wind 10 to 15 kt, becoming NW 5 to 10 kt after midnight. Seas 5 to 7 ft. Wave Detail: W 7 ft at 13 seconds. A chance of rain in the evening.

MON
NW wind 5 to 10 kt, veering to NE in the afternoon. Seas 4 to 6 ft. Wave Detail: W 6 ft at 12 seconds.

MON NIGHT
E wind 5 to 10 kt, rising to 10 to 15 kt after midnight. Seas 3 to 5 ft. Wave Detail: E 3 ft at 4 seconds and W 5 ft at 11 seconds. A chance of rain in the evening, then rain likely after midnight.

TUE
SE wind 15 to 20 kt, becoming S 20 to 25 kt in the afternoon. Seas 5 to 7 ft. Wave Detail: SE 5 ft at 5 seconds, SW 6 ft at 9 seconds and W 4 ft at 10 seconds. Rain.

TUE NIGHT
SW wind 25 to 30 kt, veering to W 20 to 25 kt after midnight. Seas 7 to 10 ft. Wave Detail: SE 3 ft at 6 seconds, SW 10 ft at 10 seconds and W 5 ft at 12 seconds. Rain.


PZZ131-202200
Central U.S. Waters Strait Of Juan De Fuca
150 AM PDT Fri Mar 20 2026

GALE WARNING IN EFFECT FROM THIS AFTERNOON THROUGH LATE TONIGHT

TODAY
SW wind 15 to 25 kt, rising to 20 to 30 kt with gusts up to 35 kt late this morning and early afternoon, veering to W with gusts up to 35 kt late. Waves 3 to 5 ft. Rain this morning, then a chance of rain early this afternoon.

TONIGHT
W wind 20 to 30 kt with gusts up to 35 kt. Waves 5 to 7 ft.

SAT
W wind 15 to 25 kt. Waves 3 to 5 ft. A chance of showers in the afternoon.

SAT NIGHT
W wind 15 to 20 kt, backing to S after midnight. Waves 3 to 4 ft. A chance of showers in the evening, then showers after midnight.

SUN
SW wind 10 to 15 kt. Waves around 3 ft. Rain likely, mainly in the morning.

SUN NIGHT
W wind 10 to 15 kt, easing to 5 to 10 kt after midnight. Waves around 3 ft. A chance of rain in the evening.

MON
W wind around 5 kt, veering to NE in the afternoon. Waves around 3 ft in the morning, then around 2 ft or less.

MON NIGHT
E wind 5 to 10 kt. Waves around 2 ft or less, then around 3 ft after midnight. A chance of rain after midnight.

TUE
E wind 10 to 15 kt, becoming SE 15 to 20 kt in the afternoon. Waves 3 to 4 ft. Rain.

TUE NIGHT
SW wind 20 to 25 kt. Waves 3 to 5 ft, building to 5 to 7 ft after midnight. Rain.


PZZ132-202200
East Entrance U.S. Waters Strait Of Juan De Fuca
150 AM PDT Fri Mar 20 2026

GALE WARNING IN EFFECT FROM THIS AFTERNOON THROUGH LATE TONIGHT

TODAY
S wind 5 to 10 kt, becoming SW 10 to 15 kt early this afternoon, then becoming W 20 to 30 kt late. Waves around 2 ft or less, then 3 to 4 ft this afternoon. Rain, mainly this morning.

TONIGHT
W wind 20 to 30 kt. Gusts up to 35 kt in the evening. Waves 5 to 7 ft.

SAT
W wind 15 to 25 kt, easing to 10 to 15 kt in the afternoon. Waves 3 to 5 ft. A chance of showers in the morning.

SAT NIGHT
SW wind 10 to 15 kt, backing to S after midnight. Waves around 3 ft. A chance of showers after midnight.

SUN
S wind 10 to 15 kt, becoming SW 5 to 10 kt in the afternoon. Waves around 2 ft or less. A chance of rain in the morning.

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

TUE
SE wind 15 to 20 kt, rising to 20 to 25 kt in the afternoon. Waves 3 to 5 ft. Rain.

TUE NIGHT
SW wind 15 to 20 kt. Waves 4 to 6 ft. Rain.


PZZ134-202200
Admiralty Inlet
150 AM PDT Fri Mar 20 2026

SMALL CRAFT ADVISORY IN EFFECT FROM THIS AFTERNOON THROUGH SATURDAY MORNING

TODAY
S wind 10 to 15 kt, veering to NW late. Waves around 2 ft or less. Rain.

TONIGHT
NW wind 15 to 25 kt. Waves 3 to 4 ft. A chance of rain in the evening.

SAT
NW wind 15 to 25 kt, becoming W 10 to 15 kt in the afternoon. Waves 3 to 4 ft in the morning, then around 2 ft or less. A chance of showers in the morning.

SAT NIGHT
SW wind 5 to 10 kt, backing to S after midnight. Waves around 2 ft or less. A chance of showers after midnight.

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

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

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

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

TUE
SE wind 15 to 20 kt, becoming S 20 to 25 kt in the afternoon. Waves around 2 ft or less, then 3 to 4 ft in the afternoon. Rain.

TUE NIGHT
S wind 15 to 20 kt, becoming SW 10 to 15 kt after midnight. Waves around 3 ft. Rain.


PZZ133-202200
Northern Inland Waters Including The San Juan Islands
150 AM PDT Fri Mar 20 2026

TODAY
S wind 10 to 15 kt, veering to SW late. Waves around 2 ft or less. Rain until late afternoon, then a chance of rain late.

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

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

SAT NIGHT
S wind 5 to 10 kt, rising to 10 to 15 kt after midnight. Waves around 2 ft or less. A chance of showers after midnight.

SUN
S wind 10 to 15 kt. Waves around 2 ft or less. Rain likely, mainly in the morning.

SUN NIGHT
SW wind around 5 kt, veering to NW around 5 kt after midnight. Waves around 2 ft or less.

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

MON NIGHT
NW wind around 5 kt, veering to E after midnight. Waves around 2 ft or less. A chance of rain after midnight.

TUE
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.

TUE NIGHT
SW wind 15 to 20 kt, easing to 10 to 15 kt after midnight. Waves around 3 ft. Rain.


PZZ135-202200
Puget Sound and Hood Canal
150 AM PDT Fri Mar 20 2026

SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS AFTERNOON

TODAY
S wind 15 to 25 kt. Waves around 2 ft or less. Rain until late afternoon, then a chance of rain late.

TONIGHT
W wind 10 to 15 kt, becoming N 5 to 10 kt after midnight. Waves around 2 ft or less. A chance of rain in the evening.

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

SAT NIGHT
W wind 5 to 10 kt, backing to S after midnight. Waves around 2 ft or less. A chance of showers after midnight.

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

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

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

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


PZZ110-202200
Grays Harbor Bar
150 AM PDT Fri Mar 20 2026

Combined seas 6 to 8 ft. Bar conditions moderate. Maximum ebb currents will occur around 600 AM Friday, 615 PM Friday, and 645 AM Saturday. The Friday morning ebb will be strong and the Saturday morning ebb will be very strong.