National Weather Service Weather Forecast Office

• Home
• Site Map
• News
• Organization
• Search for: NWS All NOAA 

000
FZUS56 KSEW 172101
CWFSEW

Coastal Waters Forecast for Washington
National Weather Service Seattle WA
201 PM PDT Wed Apr 17 2024

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

PZZ100-181015-
201 PM PDT Wed Apr 17 2024

.SYNOPSIS FOR THE NORTHERN AND CENTRAL WASHINGTON COASTAL AND
INLAND WATERS...High pressure will continue to develop and move  into the coastal
waters today, which will interact with low  pressure over land.
High pressure will to dominate through the end of the week, with
the next frontal system not expected until  Saturday.

$$

PZZ150-153-156-181015-
Coastal Waters From Cape Flattery To James Island Out 10 Nm-
Coastal Waters From James Island To Point Grenville Out 10 Nm-
Coastal Waters From Point Grenville To Cape Shoalwater Out 10 Nm-
201 PM PDT Wed Apr 17 2024

.TONIGHT...N wind 5 to 15 kt. Wind waves 1 to 2 ft. NW swell 3 to
5 ft at 9 seconds becoming SW 1 to 2 ft at 17 seconds after
midnight.
.THU...NE wind 5 to 15 kt. Wind waves 1 to 2 ft. SW swell 2 ft at
15 seconds.
.THU NIGHT...NE wind 5 to 15 kt. Wind waves 1 to 2 ft. SW swell
2 ft at 15 seconds.
.FRI...E wind 10 to 20 kt. Wind waves 2 to 4 ft. SW swell 2 ft at
15 seconds.
.FRI NIGHT...NE wind 5 to 15 kt becoming E 10 to 20 kt after
midnight. Wind waves 1 to 3 ft. S swell 3 ft at 14 seconds.
.SAT...E wind 15 to 25 kt becoming S 15 to 20 kt in the
afternoon. Wind waves 3 to 5 ft subsiding to 2 to 3 ft in the
afternoon. S swell 3 ft at 14 seconds.
.SAT NIGHT...W wind 15 to 25 kt. Wind waves 1 to 3 ft. W swell
4 ft at 12 seconds.
.SUN...NW wind 5 to 15 kt. Wind waves 1 to 3 ft. W swell 6 ft.
.MON...N wind to 10 kt becoming NW 5 to 15 kt. Wind waves 2 to
3 ft. W swell 5 to 6 ft subsiding to 3 to 5 ft.

$$

PZZ170-173-176-181015-
Coastal Waters From Cape Flattery To James Island 10 To 60 Nm-
Coastal Waters From James Island To Point Grenville 10 To 60 Nm-
Coastal Waters From Point Grenville To Cape Shoalwater 10 To
60 Nm-
201 PM PDT Wed Apr 17 2024

.TONIGHT...N wind 5 to 15 kt. Wind waves 1 to 2 ft. NW swell 4 to
5 ft at 9 seconds becoming SW 2 ft at 17 seconds after midnight.
.THU...NE wind 5 to 15 kt. Wind waves 1 to 2 ft. SW swell 2 ft at
16 seconds.
.THU NIGHT...NE wind 10 to 20 kt. Wind waves 1 to 3 ft. SW swell
3 ft at 16 seconds.
.FRI...E wind 5 to 15 kt. Wind waves 1 to 3 ft. S swell 2 ft at
15 seconds.
.FRI NIGHT...NE wind 5 to 15 kt becoming E 10 to 20 kt after
midnight. Wind waves 1 to 3 ft. S swell 3 ft at 14 seconds.
.SAT...SE wind 15 to 25 kt becoming S 15 to 20 kt in the
afternoon. Wind waves 2 to 4 ft. SE swell 4 ft at 12 seconds.
.SAT NIGHT...SW wind 15 to 25 kt becoming W 15 to 20 kt after
midnight. Wind waves 2 to 4 ft. W swell 6 ft at 12 seconds.
.SUN...NW wind 10 to 20 kt becoming 5 to 15 kt. Wind waves 2 to
3 ft. W swell 6 ft.
.MON...N wind 5 to 15 kt. Wind waves 2 to 3 ft. NW swell 5 ft.

$$

PZZ130-181015-
West Entrance U.S. Waters Strait Of Juan De Fuca-
201 PM PDT Wed Apr 17 2024

.TONIGHT...NW wind to 10 kt becoming NE after midnight. Wind
waves 1 ft or less. W swell 2 to 3 ft at 8 seconds becoming SW to
1 ft at 9 seconds after midnight.
.THU...E wind 5 to 15 kt becoming 10 to 20 kt in the afternoon.
Wind waves 1 to 3 ft. SE swell 2 ft at 7 seconds.
.THU NIGHT...NE wind 5 to 15 kt. Wind waves 2 ft or less. SE
swell 1 ft at 6 seconds.
.FRI...E wind 10 to 20 kt rising to 15 to 25 kt in the afternoon.
Wind waves 3 to 5 ft. E swell 2 ft at 14 seconds.
.FRI NIGHT...E wind 15 to 25 kt easing to 10 to 20 kt after
midnight. Wind waves 3 to 5 ft subsiding to 1 to 3 ft after
midnight. E swell 4 ft at 13 seconds.
.SAT...E wind 15 to 25 kt becoming SE 15 to 20 kt in the
afternoon. Wind waves 2 to 4 ft. E swell 3 ft at 7 seconds.
.SAT NIGHT...SW wind 15 to 20 kt becoming W 5 to 15 kt after
midnight. Wind waves 1 to 2 ft. W swell 1 ft at 10 seconds.
.SUN...W wind 5 to 15 kt. Wind waves 1 to 3 ft. W swell 1 to 5 ft
building to 3 to 6 ft.
.MON...E wind to 10 kt becoming NW. Wind waves 1 to 2 ft. W swell
3 ft.

$$

PZZ131-181015-
Central U.S. Waters Strait Of Juan De Fuca-
201 PM PDT Wed Apr 17 2024

.TONIGHT...W wind to 10 kt. Wind waves 1 ft or less.
.THU...NE wind 5 to 15 kt becoming E 10 to 20 kt in the
afternoon. Wind waves 1 to 3 ft.
.THU NIGHT...E wind 10 to 20 kt becoming SE 5 to 15 kt after
midnight. Wind waves 1 to 3 ft.
.FRI...NE wind 10 to 20 kt rising to 15 to 25 kt in the
afternoon. Wind waves 2 to 4 ft.
.FRI NIGHT...E wind 15 to 25 kt. Wind waves 2 to 4 ft.
.SAT...E wind 15 to 25 kt. Wind waves 2 to 4 ft.
.SAT NIGHT...W wind 15 to 25 kt becoming SW 5 to 15 kt after
midnight. Wind waves 2 to 4 ft subsiding to 2 ft or less after
midnight.
.SUN...W wind 5 to 15 kt. Wind waves 2 ft or less.
.MON...NE wind to 10 kt becoming W. Wind waves 1 ft or less.

$$

PZZ132-181015-
East Entrance U.S. Waters Strait Of Juan De Fuca-
201 PM PDT Wed Apr 17 2024

.TONIGHT...W wind to 10 kt. Wind waves 1 ft or less.
.THU...N wind to 10 kt becoming NW 5 to 15 kt in the afternoon.
Wind waves 2 ft or less.
.THU NIGHT...NW wind 5 to 15 kt. Wind waves 2 ft or less.
.FRI...NE wind to 10 kt becoming N 5 to 15 kt in the afternoon.
Wind waves 2 ft or less.
.FRI NIGHT...N wind 5 to 15 kt becoming E after midnight. Wind
waves 2 ft or less.
.SAT...E wind 10 to 20 kt becoming SE 15 to 25 kt in the
afternoon. Wind waves 2 to 4 ft.
.SAT NIGHT...SW wind 5 to 15 kt. Wind waves 2 ft or less.
.SUN...SW wind 5 to 15 kt becoming W to 10 kt. Wind waves 2 ft or
less.
.MON...NW wind to 10 kt. Wind waves 1 ft or less.

$$

PZZ134-181015-
Admiralty Inlet-
201 PM PDT Wed Apr 17 2024

.TONIGHT...NW wind to 10 kt. Wind waves 1 ft or less.
.THU...NW wind to 10 kt becoming 5 to 15 kt in the afternoon.
Wind waves 2 ft or less.
.THU NIGHT...NW wind 5 to 15 kt. Wind waves 2 ft or less.
.FRI...Light wind becoming N to 10 kt in the afternoon. Wind
waves 1 ft or less.
.FRI NIGHT...N wind to 10 kt becoming SE after midnight. Wind
waves 1 ft or less.
.SAT...SE wind 5 to 15 kt becoming 10 to 20 kt in the afternoon.
Wind waves 1 to 3 ft.
.SAT NIGHT...S wind 5 to 15 kt. Wind waves 2 ft or less.
.SUN...S wind to 10 kt becoming NW. Wind waves 1 ft or less.
.MON...NW wind to 10 kt. Wind waves 1 ft or less.

$$

PZZ133-181015-
Northern Inland Waters Including The San Juan Islands-
201 PM PDT Wed Apr 17 2024

.TONIGHT...NW wind 5 to 15 kt becoming N after midnight. Wind
waves 2 ft or less.
.THU...N wind to 10 kt becoming 5 to 15 kt in the afternoon. Wind
waves 2 ft or less.
.THU NIGHT...N wind 5 to 15 kt becoming to 10 kt after midnight.
Wind waves 2 ft or less.
.FRI...N wind to 10 kt. Wind waves 1 ft or less.
.FRI NIGHT...N wind to 10 kt becoming E after midnight. Wind
waves 1 ft or less.
.SAT...E wind 5 to 15 kt. Wind waves 2 ft or less.
.SAT NIGHT...SW wind 10 to 20 kt becoming 5 to 15 kt after
midnight. Wind waves 1 to 3 ft.
.SUN...SW wind 5 to 15 kt. Wind waves 2 ft or less.
.MON...NW wind to 10 kt. Wind waves 1 ft or less.

$$

PZZ135-181015-
Puget Sound and Hood Canal-
201 PM PDT Wed Apr 17 2024

.TONIGHT...N wind 5 to 15 kt becoming to 10 kt after midnight.
Wind waves 2 ft or less.
.THU...N wind 5 to 15 kt becoming 10 to 20 kt in the afternoon.
Wind waves 1 to 3 ft.
.THU NIGHT...N wind 10 to 20 kt becoming 5 to 15 kt after
midnight. Wind waves 1 to 3 ft.
.FRI...N wind 5 to 15 kt becoming NE 10 to 20 kt in the
afternoon. Wind waves 1 to 3 ft.
.FRI NIGHT...NE wind 10 to 20 kt becoming 5 to 15 kt after
midnight. Wind waves 1 to 3 ft.
.SAT...NE wind 5 to 15 kt becoming S 10 to 20 kt in the
afternoon. Wind waves 1 to 3 ft.
.SAT NIGHT...SW wind 15 to 25 kt easing to 5 to 15 kt after
midnight. Wind waves 2 to 4 ft subsiding to 2 ft or less after
midnight.
.SUN...SW wind to 10 kt becoming N. Wind waves 1 ft or less.
.MON...N wind to 10 kt. Wind waves 1 ft or less.

$$

PZZ110-181015-
Grays Harbor Bar-
201 PM PDT Wed Apr 17 2024

Combined seas around 6 ft becoming 3 to 5 ft ft early tomorrow
morning. Bar conditions moderate becoming light early tomorrow
morning. Maximum ebb currents will occur around 145 AM and 200 PM
Thursday, and 230 AM Friday.

$$

www.weather.gov