Coastal Waters Forecast
Issued by NWS Seattle/Tacoma, WA

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FZUS56 KSEW 211517
CWFSEW

Coastal Waters Forecast for Washington
National Weather Service Seattle WA
817 AM PDT Sat Apr 21 2018

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

PZZ100-220030-
817 AM PDT Sat Apr 21 2018

.Synopsis for the northern and central Washington coastal and
inland waters...A short period of strong onshore flow is occuring
this morning in the wake of a cold front. High pressure will
build into the region over the weekend. Thermal low pressure will
set up along the Oregon coast Monday and Tuesday as an upper ridge
shifts over the Pacific Northwest.

$$

PZZ150-153-156-220030-
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-
817 AM PDT Sat Apr 21 2018

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 PM PDT THIS EVENING...

.TODAY...W wind 15 to 25 kt. Wind waves 2 to 4 ft. W swell 11 ft
at 12 seconds. A chance of showers in the morning then a slight
chance of showers in the afternoon.
.TONIGHT...NW wind 5 to 15 kt. Wind waves 2 ft or less. W swell
8 ft at 12 seconds.
.SUN...NW wind 5 to 15 kt. Wind waves 2 ft or less. W swell 7 ft
at 13 seconds.
.SUN NIGHT...NW wind 10 to 20 kt becoming N 5 to 15 kt after
midnight. Wind waves 1 to 3 ft. W swell 7 ft at 13 seconds.
.MON...NE wind 5 to 15 kt becoming to 10 kt in the afternoon.
Wind waves 2 ft or less. W swell 5 ft at 12 seconds.
.MON NIGHT...N wind 5 to 15 kt becoming NE to 10 kt after
midnight. Wind waves 2 ft or less. W swell 6 ft at 13 seconds.
.TUE...NE wind 5 to 15 kt becoming NW 10 to 20 kt. Wind waves
1 to 3 ft. W swell 8 ft.
.WED...N wind to 10 kt becoming NW 5 to 15 kt. Wind waves 1 ft or
less building to 1 to 3 ft. W swell 6 ft.

$$

PZZ170-173-176-220030-
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-
817 AM PDT Sat Apr 21 2018

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 PM PDT THIS EVENING...

.TODAY...W wind 15 to 25 kt. Wind waves 2 to 4 ft. W swell 11 ft
at 12 seconds. A chance of showers in the morning then a slight
chance of showers in the afternoon.
.TONIGHT...NW wind 5 to 15 kt. Wind waves 1 to 2 ft. W swell 9 ft
at 13 seconds.
.SUN...N wind 5 to 15 kt. Wind waves 1 to 2 ft. W swell 8 ft at
13 seconds.
.SUN NIGHT...NW wind 15 to 20 kt becoming N 5 to 15 kt after
midnight. Wind waves 1 to 3 ft. W swell 7 ft at 12 seconds.
.MON...NE wind to 10 kt. Wind waves 1 to 2 ft. W swell 6 ft at
12 seconds.
.MON NIGHT...N wind 5 to 15 kt. Wind waves 1 to 3 ft. W swell
7 ft at 15 seconds.
.TUE...N wind 5 to 15 kt becoming NW 15 to 25 kt. Wind waves 2 to
4 ft. W swell 9 ft.
.WED...N wind 10 to 20 kt. Wind waves 1 to 3 ft. W swell 7 ft.

$$

PZZ130-220030-
West Entrance U.S. Waters Strait Of Juan De Fuca-
817 AM PDT Sat Apr 21 2018

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 3 PM PDT THIS AFTERNOON...

.TODAY...W wind 15 to 25 kt. Wind waves 2 to 4 ft. W swell 10 ft
at 10 seconds. Showers likely in the morning then a slight chance
of showers in the afternoon.
.TONIGHT...W wind 10 to 20 kt becoming NW 5 to 15 kt after
midnight. Wind waves 1 to 3 ft. W swell 7 ft at 11 seconds.
.SUN...Light wind. Wind waves less than 1 ft. W swell 6 ft at
13 seconds.
.SUN NIGHT...NW wind to 10 kt in the evening becoming light. Wind
waves 1 ft or less. W swell 6 ft at 13 seconds.
.MON...E wind to 10 kt. Wind waves 1 ft or less. W swell 5 ft at
12 seconds.
.MON NIGHT...Light wind becoming NE to 10 kt after midnight. Wind
waves less than 1 ft becoming 1 ft or less after midnight. W
swell 5 ft at 12 seconds.
.TUE...NE wind to 10 kt becoming NW 5 to 15 kt. Wind waves 2 ft
or less. W swell 8 ft.
.WED...NE wind to 10 kt becoming NW. Wind waves 1 ft or less. W
swell 6 ft.

$$

PZZ131-220030-
Central U.S. Waters Strait Of Juan De Fuca-
817 AM PDT Sat Apr 21 2018

...GALE WARNING IN EFFECT UNTIL NOON PDT TODAY...
...SMALL CRAFT ADVISORY IN EFFECT FOR THE AFTERNOON AND EVENING...

.TODAY...W wind 25 to 35 kt easing to 20 to 30 kt in the
afternoon. Wind waves 4 to 6 ft. A chance of showers in the
morning then a slight chance of showers in the afternoon.
.TONIGHT...W wind 15 to 25 kt easing to 10 to 20 kt. Wind waves 2
to 4 ft.
.SUN...W wind 5 to 15 kt becoming NE in the afternoon. Wind waves
2 ft or less.
.SUN NIGHT...NW wind to 10 kt becoming W after midnight. Wind
waves 1 ft or less.
.MON...NE wind to 10 kt. Wind waves 1 ft or less.
.MON NIGHT...NE wind to 10 kt becoming E after midnight. Wind
waves 1 ft or less.
.TUE...NE wind to 10 kt becoming NW. Wind waves 1 ft or less.
.WED...NE wind to 10 kt becoming NW. Wind waves 1 ft or less.

$$

PZZ132-220030-
East Entrance U.S. Waters Strait Of Juan De Fuca-
817 AM PDT Sat Apr 21 2018

...GALE WARNING IN EFFECT UNTIL NOON PDT TODAY...
...SMALL CRAFT ADVISORY IN EFFECT FOR THE AFTERNOON AND EVENING...

.TODAY...W wind 25 to 35 kt easing to 20 to 30 kt in the
afternoon. Wind waves 4 to 6 ft. A chance of showers in the
morning then a slight chance of showers in the afternoon.
.TONIGHT...W wind 20 to 25 kt easing to 15 to 20 kt after
midnight. Wind waves 2 to 4 ft.
.SUN...NW wind 5 to 15 kt. Wind waves 2 ft or less.
.SUN NIGHT...NW wind 5 to 15 kt becoming W to 10 kt after
midnight. Wind waves 2 ft or less.
.MON...Light wind becoming N to 10 kt in the afternoon. Wind
waves 1 ft or less.
.MON NIGHT...N wind to 10 kt in the evening becoming light. Wind
waves 1 ft or less.
.TUE...NE wind to 10 kt becoming NW. Wind waves 1 ft or less.
.WED...NW wind 5 to 15 kt. Wind waves 2 ft or less.

$$

PZZ134-220030-
Admiralty Inlet-
817 AM PDT Sat Apr 21 2018

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 9 PM PDT THIS EVENING...

.TODAY...W wind 20 to 30 kt easing to 15 to 25 kt in the
afternoon. Wind waves 3 to 5 ft. A chance of showers in the
morning then a slight chance of showers in the afternoon.
.TONIGHT...W wind 15 to 25 kt easing to 10 to 20 kt. Wind waves 2
to 4 ft.
.SUN...NW wind 5 to 15 kt. Wind waves 2 ft or less.
.SUN NIGHT...NW wind 5 to 15 kt becoming to 10 kt after midnight.
Wind waves 2 ft or less.
.MON...Light wind becoming NW to 10 kt in the afternoon. Wind
waves 1 ft or less.
.MON NIGHT...NW wind to 10 kt in the evening becoming light. Wind
waves 1 ft or less.
.TUE...NW wind to 10 kt. Wind waves 1 ft or less.
.WED...NW wind 5 to 15 kt easing to 10 kt. Wind waves 2 ft or
less.

$$

PZZ133-220030-
Northern Inland Waters Including The San Juan Islands-
817 AM PDT Sat Apr 21 2018

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 PM PDT THIS EVENING...

.TODAY...SW wind 20 to 30 kt becoming W 15 to 25 kt in the
afternoon. Wind waves 3 to 5 ft. A chance of showers in the
morning then a slight chance of showers in the afternoon.
.TONIGHT...SW wind 10 to 20 kt becoming W 5 to 15 kt after
midnight. Wind waves 1 to 3 ft.
.SUN...N wind to 10 kt becoming NW in the afternoon. Wind waves
2 ft or less.
.SUN NIGHT...NW 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.
.MON...N wind to 10 kt. Wind waves 1 ft or less.
.MON NIGHT...NW wind 5 to 15 kt becoming N to 10 kt after
midnight. Wind waves 2 ft or less.
.TUE...N wind to 10 kt becoming NW. Wind waves 1 ft or less.
.WED...NW wind 5 to 15 kt. Wind waves 2 ft or less.

$$

PZZ135-220030-
Puget Sound and Hood Canal-
817 AM PDT Sat Apr 21 2018

...SMALL CRAFT ADVISORY IN EFFECT UNTIL NOON PDT TODAY...

.TODAY...SW wind 15 to 25 kt becoming variable 5 to 15 kt in the
afternoon. Wind waves 2 to 4 ft subsiding to 1 or 2 ft. A chance
of showers.
.TONIGHT...N wind 5 to 15 kt. Wind waves 2 ft or less. A slight
chance of showers in the evening.
.SUN...N wind to 10 kt rising to 10 to 20 kt in the afternoon.
Wind waves 1 ft or less building to 1 to 3 ft in the afternoon.
.SUN NIGHT...N wind 5 to 15 kt becoming to 10 kt after midnight.
Wind waves 2 ft or less.
.MON...Light wind becoming N to 10 kt in the afternoon. Wind
waves 1 ft or less.
.MON NIGHT...N wind to 10 kt in the evening becoming light. Wind
waves 1 ft or less.
.TUE...N wind 5 to 15 kt. Wind waves 2 ft or less.
.WED...N wind 5 to 15 kt becoming NW. Wind waves 2 ft or less.

$$

PZZ110-220030-
Grays Harbor Bar-
817 AM PDT Sat Apr 21 2018

...SMALL CRAFT ADVISORY FOR ROUGH BAR IN EFFECT UNTIL 6 PM PDT
THIS EVENING...

Combined seas 9 to 11 ft today, easing to 7 to 9 ft tonight. Bar
conditions rough, becoming moderate tonight. Maximum ebb currents
will occur 900 AM this morning and 1000 PM on this evening.

$$

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