National Weather Service Weather Forecast Office

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

000
FZUS56 KSEW 201903
CWFSEW

Coastal Waters Forecast for Washington
National Weather Service Seattle WA
1203 PM PDT Sat Apr 20 2024

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

PZZ100-210815-
1203 PM PDT Sat Apr 20 2024

.SYNOPSIS FOR THE NORTHERN AND CENTRAL WASHINGTON COASTAL AND
INLAND WATERS...Offshore flow this morning before turning onshore later this
afternoon with the arrival of a front. Seas will rise  as the low
pressure system moves inland, contributing to steeper  waves.
Additional marine headlines are expected over the weekend  as a
westerly surge moves through the Strait of Juan de Fuca.

$$

PZZ150-210815-
Coastal Waters From Cape Flattery To James Island Out 10 Nm-
1203 PM PDT Sat Apr 20 2024

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT...

.REST OF TODAY...S wind 15 to 25 kt. Wind waves 4 to 6 ft. W
swell 2 to 3 ft at 11 seconds.
.TONIGHT...SW wind 15 to 25 kt. Wind waves 4 to 6 ft. SW swell
4 to 7 ft at 10 seconds building to W 9 to 10 ft at 10 seconds
after midnight.
.SUN...W wind 10 to 20 kt becoming 5 to 15 kt in the afternoon.
Wind waves 3 to 5 ft. W swell 8 ft at 10 seconds.
.SUN NIGHT...NW wind 5 to 15 kt. Wind waves 3 to 4 ft. W swell
7 ft at 10 seconds.
.MON...N wind to 10 kt becoming 5 to 15 kt in the afternoon. Wind
waves 3 to 4 ft. W swell 6 ft at 10 seconds.
.MON NIGHT...N wind 5 to 15 kt. Wind waves 3 to 4 ft. W swell
5 ft at 8 seconds.
.TUE...NW wind 5 to 15 kt. Wind waves 2 to 4 ft. W swell 4 ft.
.WED...W wind 5 to 15 kt. Wind waves 3 to 4 ft. W swell 7 ft
subsiding to 4 to 6 ft.

$$

PZZ153-210815-
Coastal Waters From James Island To Point Grenville Out 10 Nm-
1203 PM PDT Sat Apr 20 2024

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT...

.REST OF TODAY...S wind 15 to 25 kt. Wind waves 3 to 5 ft. W
swell 2 to 3 ft at 11 seconds.
.TONIGHT...SW wind 10 to 20 kt. Wind waves 3 to 5 ft. SW swell
5 to 8 ft at 9 seconds building to W 8 to 10 ft at 10 seconds
after midnight.
.SUN...W wind 5 to 15 kt becoming to 10 kt in the afternoon. Wind
waves 2 to 4 ft. W swell 7 ft at 10 seconds.
.SUN NIGHT...NW wind to 10 kt. Wind waves 3 to 4 ft. W swell 7 ft
at 10 seconds.
.MON...N wind to 10 kt becoming NW 5 to 15 kt in the afternoon.
Wind waves 3 to 4 ft. W swell 6 ft at 10 seconds.
.MON NIGHT...N wind 5 to 15 kt. Wind waves 3 to 5 ft. W swell
5 ft at 8 seconds.
.TUE...NW wind 5 to 15 kt. Wind waves 2 to 4 ft. W swell 4 ft.
.WED...NW wind to 10 kt. Wind waves 3 to 4 ft. W swell 6 to 7 ft
subsiding to 4 to 6 ft.

$$

PZZ156-210815-
Coastal Waters From Point Grenville To Cape Shoalwater Out 10 Nm-
1203 PM PDT Sat Apr 20 2024

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT...

.REST OF TODAY...S wind 15 to 25 kt. Wind waves 3 to 5 ft. W
swell 2 ft at 11 seconds.
.TONIGHT...SW wind 10 to 20 kt becoming W 5 to 15 kt after
midnight. Wind waves 3 to 5 ft. SW swell 5 to 7 ft at 9 seconds
building to W 7 to 9 ft at 10 seconds after midnight.
.SUN...W wind 5 to 15 kt. Wind waves 2 to 4 ft. W swell 7 ft at
10 seconds.
.SUN NIGHT...NW wind 5 to 15 kt. Wind waves 3 to 4 ft. W swell
7 ft at 10 seconds.
.MON...N wind 5 to 15 kt. Wind waves 3 to 5 ft. W swell 6 ft at
10 seconds.
.MON NIGHT...NW wind 10 to 20 kt becoming N 5 to 15 kt after
midnight. Wind waves 3 to 5 ft. NW swell 5 ft at 8 seconds.
.TUE...N wind 5 to 15 kt becoming NW 10 to 20 kt. Wind waves 2 to
4 ft. W swell 4 ft.
.WED...NW wind 5 to 15 kt. Wind waves 3 to 4 ft. W swell 6 to
7 ft subsiding to 4 to 7 ft.

$$

PZZ170-210815-
Coastal Waters From Cape Flattery To James Island 10 To 60 Nm-
1203 PM PDT Sat Apr 20 2024

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT...

.REST OF TODAY...S wind 20 to 25 kt. Wind waves 4 to 6 ft. W
swell 3 ft at 11 seconds.
.TONIGHT...SW wind 20 to 25 kt becoming 15 to 25 kt after
midnight. Wind waves 5 to 7 ft. SW swell 6 to 11 ft at 9 seconds
building to W 10 to 11 ft at 10 seconds after midnight.
.SUN...W wind 10 to 20 kt becoming 5 to 15 kt in the afternoon.
Wind waves 3 to 5 ft. W swell 8 ft at 11 seconds.
.SUN NIGHT...NW wind to 10 kt. Wind waves 3 to 4 ft. W swell 7 ft
at 10 seconds.
.MON...N wind 5 to 15 kt. Wind waves 3 to 4 ft. W swell 6 ft at
10 seconds.
.MON NIGHT...NW wind 5 to 15 kt. Wind waves 3 to 4 ft. W swell
5 ft at 10 seconds.
.TUE...NW wind 5 to 15 kt. Wind waves 2 to 4 ft. W swell 5 ft.
.WED...W wind 5 to 15 kt. Wind waves 3 to 4 ft. W swell 7 ft.

$$

PZZ173-210815-
Coastal Waters From James Island To Point Grenville 10 To 60 Nm-
1203 PM PDT Sat Apr 20 2024

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT...

.REST OF TODAY...S wind 15 to 25 kt. Wind waves 4 to 6 ft. W
swell 2 to 3 ft at 11 seconds.
.TONIGHT...SW wind 15 to 25 kt. Wind waves 5 to 7 ft. SW swell
7 to 11 ft at 9 seconds becoming W 10 to 11 ft at 10 seconds
after midnight.
.SUN...W wind 10 to 20 kt becoming 5 to 15 kt in the afternoon.
Wind waves 3 to 5 ft. W swell 8 ft at 10 seconds.
.SUN NIGHT...NW wind 5 to 15 kt. Wind waves 3 to 4 ft. W swell
8 ft at 10 seconds.
.MON...N wind 5 to 15 kt. Wind waves 3 to 4 ft. W swell 7 ft at
10 seconds.
.MON NIGHT...N wind 5 to 15 kt. Wind waves 3 to 4 ft. W swell
5 ft at 10 seconds.
.TUE...NW wind 5 to 15 kt. Wind waves 2 to 4 ft. W swell 3 to
5 ft building to 5 to 6 ft.
.WED...W wind 5 to 15 kt. Wind waves 3 to 4 ft. W swell 7 ft.

$$

PZZ176-210815-
Coastal Waters From Point Grenville To Cape Shoalwater 10 To
60 Nm-
1203 PM PDT Sat Apr 20 2024

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT...

.REST OF TODAY...SW wind 15 to 25 kt. Wind waves 3 to 5 ft. W
swell 2 to 4 ft at 11 seconds.
.TONIGHT...W wind 15 to 25 kt. Wind waves 5 to 7 ft. W swell 9 ft
at 9 seconds.
.SUN...W wind 5 to 15 kt. Wind waves 3 to 5 ft. W swell 8 ft at
10 seconds.
.SUN NIGHT...NW wind 5 to 15 kt. Wind waves 3 to 4 ft. W swell
7 ft at 10 seconds.
.MON...N wind 5 to 15 kt. Wind waves 3 to 4 ft. W swell 6 ft at
10 seconds.
.MON NIGHT...N wind 10 to 20 kt becoming 5 to 15 kt after
midnight. Wind waves 3 to 5 ft. W swell 6 ft at 10 seconds.
.TUE...NW wind 5 to 15 kt. Wind waves 2 to 4 ft. W swell 3 to
5 ft building to 5 to 6 ft.
.WED...NW wind 5 to 15 kt. Wind waves 3 to 4 ft. W swell 7 ft.

$$

PZZ130-210815-
West Entrance U.S. Waters Strait Of Juan De Fuca-
1203 PM PDT Sat Apr 20 2024

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT...

.REST OF TODAY...S wind 15 to 20 kt. Wind waves 2 to 4 ft. W
swell 1 to 2 ft at 11 seconds.
.TONIGHT...SW wind 15 to 25 kt. Wind waves 4 to 6 ft. W swell
2 to 5 ft at 10 seconds building to 5 to 10 ft at 9 seconds after
midnight.
.SUN...W wind 10 to 20 kt. Wind waves 3 to 5 ft. W swell 5 ft at
10 seconds.
.SUN NIGHT...W wind 10 to 20 kt becoming NW 5 to 15 kt after
midnight. Wind waves 3 to 5 ft. W swell 5 ft at 9 seconds.
.MON...NE wind to 10 kt becoming E 5 to 15 kt in the afternoon.
Wind waves 2 to 4 ft. W swell 4 ft at 10 seconds.
.MON NIGHT...N wind to 10 kt. Wind waves 2 to 3 ft. W swell 4 ft
at 10 seconds.
.TUE...NE wind to 10 kt becoming W 15 to 25 kt. Wind waves 2 to
3 ft building to 3 to 5 ft. W swell 3 ft.
.WED...W wind 5 to 15 kt. Wind waves 3 to 4 ft. W swell 4 ft.

$$

PZZ131-210815-
Central U.S. Waters Strait Of Juan De Fuca-
1203 PM PDT Sat Apr 20 2024

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT...

.REST OF TODAY...S wind 15 to 25 kt. Wind waves 2 to 4 ft.
.TONIGHT...W wind 20 to 30 kt. Wind waves 3 to 5 ft.
.SUN...W wind 15 to 25 kt. Wind waves 2 to 4 ft.
.SUN NIGHT...W wind 15 to 25 kt. Wind waves 2 to 4 ft.
.MON...W wind to 10 kt becoming NE 10 to 20 kt in the afternoon.
Wind waves 1 ft or less building to 1 to 3 ft in the afternoon.
.MON NIGHT...NE wind 10 to 20 kt easing to 10 kt after midnight.
Wind waves 1 to 3 ft subsiding to 1 ft or less after midnight.
.TUE...N wind 5 to 15 kt becoming W 15 to 25 kt. Wind waves 2 ft
or less building to 2 to 4 ft.
.WED...W wind 5 to 15 kt. Wind waves 2 ft or less.

$$

PZZ132-210815-
East Entrance U.S. Waters Strait Of Juan De Fuca-
1203 PM PDT Sat Apr 20 2024

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 11 PM PDT THIS EVENING...

.REST OF TODAY...SE wind 15 to 25 kt. Wind waves 2 to 4 ft.
.TONIGHT...W wind 15 to 25 kt. Wind waves 2 to 4 ft.
.SUN...SW wind 5 to 15 kt becoming W 10 to 20 kt in the
afternoon. Wind waves 1 to 3 ft.
.SUN NIGHT...W wind 15 to 25 kt. Wind waves 2 to 4 ft.
.MON...NW wind to 10 kt becoming N 5 to 15 kt in the afternoon.
Wind waves 2 ft or less.
.MON NIGHT...NW wind 5 to 15 kt becoming to 10 kt after midnight.
Wind waves 2 ft or less.
.TUE...NW wind to 10 kt becoming W 10 to 20 kt. Wind waves 1 ft
or less building to 1 to 3 ft.
.WED...SW wind to 10 kt becoming W 5 to 15 kt. Wind waves 2 ft or
less.

$$

PZZ134-210815-
Admiralty Inlet-
1203 PM PDT Sat Apr 20 2024

.REST OF TODAY...S wind 5 to 15 kt. Wind waves 2 ft or less.
.TONIGHT...SW wind 10 to 20 kt becoming S 5 to 15 kt after
midnight. Wind waves 1 to 3 ft.
.SUN...S wind to 10 kt becoming NW in the afternoon. Wind waves
1 ft or less.
.SUN NIGHT...NW wind 15 to 25 kt. Wind waves 2 to 4 ft.
.MON...NW wind to 10 kt becoming 5 to 15 kt in the afternoon.
Wind waves 2 ft or less.
.MON NIGHT...NW wind 5 to 15 kt becoming to 10 kt after midnight.
Wind waves 2 ft or less.
.TUE...NW wind to 10 kt becoming W 5 to 15 kt. Wind waves 2 ft or
less.
.WED...SW wind to 10 kt becoming W. Wind waves 1 ft or less.

$$

PZZ133-210815-
Northern Inland Waters Including The San Juan Islands-
1203 PM PDT Sat Apr 20 2024

.REST OF TODAY...SE wind 10 to 20 kt. Wind waves 1 to 3 ft.
.TONIGHT...SW wind 10 to 20 kt. Wind waves 1 to 3 ft.
.SUN...SW wind 5 to 15 kt. Wind waves 2 ft or less.
.SUN NIGHT...W wind 10 to 20 kt. Wind waves 1 to 3 ft.
.MON...N wind to 10 kt becoming NW in the afternoon. Wind waves
2 ft or less.
.MON NIGHT...NW wind 5 to 15 kt becoming to 10 kt after midnight.
Wind waves 2 ft or less.
.TUE...N wind to 10 kt becoming SW. Wind waves 2 ft or less.
.WED...SW wind to 10 kt. Wind waves 1 ft or less.

$$

PZZ135-210815-
Puget Sound and Hood Canal-
1203 PM PDT Sat Apr 20 2024

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 11 PM PDT THIS EVENING...

.REST OF TODAY...S wind 15 to 25 kt. Wind waves 2 to 4 ft.
.TONIGHT...SW wind 15 to 25 kt easing to 10 to 20 kt after
midnight. Wind waves 2 to 4 ft.
.SUN...S wind 10 to 20 kt becoming SW 5 to 15 kt in the
afternoon. Wind waves 1 to 3 ft.
.SUN NIGHT...N wind 5 to 15 kt. Wind waves 2 ft or less.
.MON...N wind 5 to 15 kt becoming 10 to 20 kt in the afternoon.
Wind waves 1 to 3 ft.
.MON NIGHT...N wind 10 to 20 kt. Wind waves 1 to 3 ft.
.TUE...N wind 5 to 15 kt becoming W. Wind waves 2 ft or less.
.WED...S wind to 10 kt becoming W. Wind waves 1 ft or less.

$$

PZZ110-210815-
Grays Harbor Bar-
1203 PM PDT Sat Apr 20 2024

Combined seas around 2 to 4 ft this morning increasing to 6 to 8
ft tonight. Bar conditions light becoming moderate this evening.
Maximum ebb currents will occur around 330 PM Saturday, and 400
AM and 400 PM Sunday.

$$

www.weather.gov