Coastal Waters Forecast
Issued by NWS Seattle/Tacoma, WA

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000
FZUS56 KSEW 171037
CWFSEW

Coastal Waters Forecast for Washington
National Weather Service Seattle WA
300 AM PST Wed Jan 17 2018

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

PZZ100-171830-
300 AM PST Wed Jan 17 2018

.Synopsis for the northern and central Washington coastal and inland
waters...A deep low far to the northwest will create strong pressure
gradients over area waters for the next several days. Gales are
likely at times, especially on the coast. A warm front will bring
gales today and tonight, and a cold front will bring more gales
Thursday. Westerly swells higher than 25 feet are possible on the
coast Thursday.

$$

PZZ150-171830-
Coastal Waters From Cape Flattery To James Island Out 10 Nm-
300 AM PST Wed Jan 17 2018

...GALE WARNING IN EFFECT THROUGH LATE TONIGHT...

.TODAY...SE wind 30 to 40 kt rising to 35 to 45 kt in the afternoon.
Combined seas 11 to 14 ft with a dominant period of 13 seconds
building to 15 to 18 ft with a dominant period of 12 seconds. Rain.
.TONIGHT...S wind 25 to 35 kt becoming 30 to 35 kt after midnight.
Combined seas 18 to 21 ft with a dominant period of 13 seconds. Rain.
.THU...S wind 25 to 35 kt rising to 30 to 40 kt in the afternoon.
Combined seas 29 to 32 ft with a dominant period of 18 seconds.
Showers.
.THU NIGHT...S wind 25 to 35 kt. Combined seas 27 to 30 ft with a
dominant period of 17 seconds subsiding to 23 to 26 ft with a
dominant period of 16 seconds.
.FRI...S wind 25 to 35 kt becoming SW 20 to 25 kt in the afternoon.
Combined seas 21 or 23 ft with a dominant period of 15 seconds
subsiding to 18 to 21 ft with a dominant period of 15 seconds.
.FRI NIGHT...SW wind 20 to 25 kt becoming 20 to 30 kt after
midnight. Wind waves 3 to 5 ft building to 4 to 7 ft. W swell 19 ft
at 14 seconds.
.SAT...SW wind 15 to 25 kt becoming S 30 to 40 kt. Combined seas 17
to 19 ft subsiding to 12 to 15 ft.
.SUN...SW wind 20 to 30 kt becoming W 15 to 25 kt. Wind waves 4 to 7
ft subsiding to 2 to 4 ft. SW swell 21 ft becoming W and subsiding
to 17 ft.

$$

PZZ153-171830-
Coastal Waters From James Island To Point Grenville Out 10 Nm-
300 AM PST Wed Jan 17 2018

...GALE WARNING IN EFFECT THROUGH LATE TONIGHT...

.TODAY...SE wind 25 to 35 kt rising to 35 to 45 kt with gusts near
60 kt in the afternoon. Combined seas 12 to 15 ft with a dominant
period of 13 seconds building to 15 to 18 ft with a dominant period
of 12 seconds. Rain.
.TONIGHT...S wind 25 to 35 kt. Combined seas 18 to 21 ft with a
dominant period of 13 seconds. Rain.
.THU...S wind 25 to 35 kt. Combined seas 29 to 32 ft with a dominant
period of 19 seconds. Showers.
.THU NIGHT...S wind 25 to 35 kt easing to 20 to 30 kt after
midnight. Combined seas 27 to 30 ft with a dominant period of 18
seconds subsiding to 23 to 26 ft with a dominant period of 16
seconds.
.FRI...S wind 20 to 30 kt becoming SW 20 to 25 kt in the afternoon.
Wind waves 4 to 7 ft subsiding to 3 to 5 ft. W swell 22 ft at 15
seconds subsiding to 20 ft at 15 seconds in the afternoon.
.FRI NIGHT...SW wind 20 to 25 kt becoming W 15 to 25 kt after
midnight. Wind waves 3 to 5 ft. W swell 19 ft at 15 seconds.
.SAT...SW wind 15 to 25 kt becoming S 25 to 35 kt. Combined seas 17
to 19 ft subsiding to 12 to 15 ft.
.SUN...SW wind 20 to 30 kt becoming W 15 to 25 kt. Wind waves 4 to 7
ft subsiding to 3 to 5 ft. SW swell 21 ft becoming W and subsiding
to 18 ft.

$$

PZZ156-171830-
Coastal Waters From Point Grenville To Cape Shoalwater Out 10 Nm-
300 AM PST Wed Jan 17 2018

...GALE WARNING IN EFFECT THROUGH LATE TONIGHT...

.TODAY...SE wind 20 to 30 kt becoming S 35 to 45 kt in the
afternoon. Combined seas 10 to 13 ft with a dominant period of 13
seconds building to 14 to 17 ft with a dominant period of 13
seconds. Rain.
.TONIGHT...S wind 25 to 35 kt. Combined seas 18 to 21 ft with a
dominant period of 13 seconds. Rain.
.THU...SW wind 20 to 30 kt becoming S 30 to 40 kt in the afternoon.
Combined seas 29 to 32 ft with a dominant period of 18 seconds.
Showers.
.THU NIGHT...SW wind 30 to 40 kt easing to 20 to 30 kt after
midnight. Combined seas 27 to 30 ft with a dominant period of 18
seconds subsiding to 23 to 25 ft with a dominant period of 16
seconds.
.FRI...SW wind 20 to 30 kt. Wind waves 4 to 7 ft. W swell 21 ft at
15 seconds subsiding to 19 ft at 15 seconds in the afternoon.
.FRI NIGHT...W wind 20 to 25 kt becoming 15 to 25 kt after midnight.
Wind waves 3 to 5 ft. W swell 18 ft at 15 seconds.
.SAT...SW wind 15 to 25 kt becoming S 30 to 40 kt. Combined seas 17
to 19 ft subsiding to 12 to 15 ft.
.SUN...SW wind 20 to 30 kt becoming W 15 to 25 kt. Wind waves 4 to 7
ft subsiding to 3 to 5 ft. SW swell 22 ft becoming W and subsiding
to 18 ft.

$$

PZZ170-173-176-171830-
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-
300 AM PST Wed Jan 17 2018

...GALE WARNING IN EFFECT THROUGH LATE TONIGHT...

.TODAY...S wind 35 to 40 kt becoming 35 to 45 kt in the afternoon.
Combined seas 15 to 18 ft with a dominant period of 13 seconds
building to 20 to 23 ft with a dominant period of 12 seconds. Rain.
.TONIGHT...S wind 30 to 40 kt becoming SW 35 to 45 kt after
midnight. Combined seas 21 or 24 ft with a dominant period of 13
seconds building to 25 to 28 ft with a dominant period of 13
seconds. Rain.
.THU...SW wind 30 to 40 kt. Combined seas 34 to 37 ft with a
dominant period of 19 seconds. Showers.
.THU NIGHT...SW wind 35 to 45 kt easing to 25 to 35 kt after
midnight. Combined seas 30 to 33 ft with a dominant period of 17
seconds subsiding to 26 to 28 ft with a dominant period of 16
seconds.
.FRI...SW wind 25 to 35 kt easing to 20 to 30 kt in the afternoon.
Combined seas 23 to 25 ft with a dominant period of 15 seconds
subsiding to 20 to 23 ft with a dominant period of 15 seconds.
.FRI NIGHT...W wind 20 to 30 kt. Wind waves 4 to 7 ft. W swell 22 ft
at 15 seconds.
.SAT...SW wind 20 to 30 kt becoming S 30 to 40 kt. Combined seas 18
to 20 ft subsiding to 14 to 17 ft.
.SUN...SW wind 25 to 30 kt becoming W 20 to 30 kt. Wind waves 4 to 7
ft. SW swell 24 ft becoming W and subsiding to 20 ft.

$$

PZZ130-171830-
West Entrance U.S. Waters Strait Of Juan De Fuca-
300 AM PST Wed Jan 17 2018

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

.TODAY...E wind 15 to 25 kt. Wind waves 2 to 4 ft. W swell 10 ft at
13 seconds building to 12 ft at 12 seconds in the afternoon. Rain.
.TONIGHT...SE wind 15 to 25 kt becoming S 20 to 30 kt after
midnight. Wind waves 2 to 5 ft. SW swell 17 ft at 13 seconds. Rain.
.THU...S wind 15 to 25 kt rising to 25 to 35 kt in the afternoon.
Combined seas 26 ft with a dominant period of 17 seconds building to
28 to 29 ft with a dominant period of 19 seconds.
Showers.
.THU NIGHT...S wind 20 to 30 kt easing to 15 to 25 kt after
midnight. Wind waves 2 to 5 ft. SW swell 26 ft at 18 seconds
becoming W and subsiding to 23 ft at 16 seconds.
.FRI...S wind 15 to 25 kt. Wind waves 2 to 4 ft. W swell 20 ft at 15
seconds subsiding to 18 ft at 15 seconds.
.FRI NIGHT...SW wind 15 to 25 kt rising to 20 to 30 kt after
midnight. Wind waves 2 to 5 ft. W swell 17 ft at 14 seconds.
.SAT...SW wind 15 to 25 kt becoming SE. Wind waves 2 to 4 ft. W
swell 17 ft subsiding to 11 ft.
.SUN...SW wind 15 to 25 kt. Wind waves 2 to 4 ft. SW swell 17 ft
becoming W 15 ft.

$$

PZZ131-171830-
Central U.S. Waters Strait Of Juan De Fuca-
300 AM PST Wed Jan 17 2018

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

.TODAY...E wind 20 to 30 kt. Wind waves 3 to 5 ft. Rain.
.TONIGHT...E wind 15 to 25 kt. Wind waves 2 to 4 ft. Rain.
.THU...E wind 10 to 20 kt rising to 15 to 25 kt in the afternoon.
Wind waves 1 to 4 ft. Showers likely.
.THU NIGHT...E wind 15 to 25 kt rising to 20 to 30 kt after
midnight. Wind waves 2 to 5 ft.
.FRI...E wind 15 to 25 kt. Wind waves 2 to 4 ft.
.FRI NIGHT...W wind 10 to 20 kt. Wind waves 1 to 3 ft.
.SAT...W wind 10 to 20 kt becoming E 20 to 30 kt. Wind waves 1 to 3
ft building to 3 to 5 ft.
.SUN...W wind 20 to 30 kt becoming 15 to 25 kt. Wind waves 2 to 5 ft.

$$

PZZ132-171830-
East Entrance U.S. Waters Strait Of Juan De Fuca-
300 AM PST Wed Jan 17 2018

...GALE WARNING IN EFFECT THROUGH THIS AFTERNOON...

.TODAY...SE wind 30 to 40 kt. Wind waves 5 to 7 ft. Rain likely in
the morning then a chance of rain in the afternoon.
.TONIGHT...SE wind 20 to 30 kt easing to 15 to 25 kt after midnight.
Wind waves 2 to 5 ft. Rain likely.
.THU...SE wind 20 to 30 kt. Wind waves 3 to 5 ft. A chance of
showers.
.THU NIGHT...SE wind 25 to 35 kt. Wind waves 4 to 6 ft.
.FRI...SE wind 20 to 30 kt rising to 25 to 35 kt in the afternoon.
Wind waves 3 to 6 ft.
.FRI NIGHT...SE wind 10 to 20 kt becoming 5 to 15 kt after midnight.
Wind waves 1 to 3 ft.
.SAT...SE wind 5 to 15 kt rising to 25 to 35 kt. Wind waves 2 ft or
less building to 4 to 6 ft.
.SUN...SE wind 25 to 35 kt becoming W 15 to 25 kt. Wind waves 4 to 6
ft subsiding to 2 to 4 ft.

$$

PZZ134-171830-
Admiralty Inlet-
300 AM PST Wed Jan 17 2018

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

.TODAY...SE wind 15 to 25 kt. Wind waves 2 to 4 ft. Rain likely.
.TONIGHT...S wind 15 to 25 kt. Wind waves 2 to 4 ft. Rain likely.
.THU...S wind 15 to 25 kt rising to 20 to 30 kt in the afternoon.
Wind waves 2 to 5 ft. A chance of showers.
.THU NIGHT...S wind 15 to 25 kt. Wind waves 2 to 4 ft.
.FRI...S wind 15 to 25 kt rising to 20 to 30 kt in the afternoon.
Wind waves 2 to 5 ft.
.FRI NIGHT...S wind 15 to 25 kt easing to 10 to 20 kt after
midnight. Wind waves 1 to 4 ft.
.SAT...S wind 10 to 20 kt becoming SE 20 to 25 kt. Wind waves 1 to 4
ft.
.SUN...S wind 15 to 25 kt easing to 5 to 15 kt. Wind waves 2 to 4 ft
subsiding to 2 ft or less.

$$

PZZ133-171830-
Northern Inland Waters Including The San Juan Islands-
300 AM PST Wed Jan 17 2018

...GALE WARNING IN EFFECT THROUGH THIS AFTERNOON...

.TODAY...SE wind 25 to 35 kt rising to 30 to 40 kt in the afternoon.
Wind waves 4 to 7 ft. Rain at times.
.TONIGHT...SE wind 20 to 30 kt becoming S 15 to 25 kt after
midnight. Wind waves 2 to 5 ft. Rain at times.
.THU...S wind 15 to 25 kt rising to 20 to 30 kt in the afternoon.
Wind waves 2 to 5 ft. Showers likely.
.THU NIGHT...SE wind 20 to 30 kt rising to 25 to 35 kt after
midnight. Wind waves 3 to 6 ft.
.FRI...SE wind 20 to 30 kt. Wind waves 3 to 5 ft.
.FRI NIGHT...S wind 15 to 25 kt. Wind waves 2 to 4 ft.
.SAT...S wind 10 to 20 kt becoming SE 25 to 35 kt. Wind waves 1 to 3
ft building to 4 to 6 ft.
.SUN...S wind 25 to 35 kt becoming SW 15 to 25 kt. Wind waves 4 to 6
ft subsiding to 2 to 4 ft.

$$

PZZ135-171830-
Puget Sound and Hood Canal-
300 AM PST Wed Jan 17 2018

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

.TODAY...SE wind 10 to 20 kt rising to 15 to 25 kt in the afternoon.
Wind waves 1 to 4 ft. Rain likely.
.TONIGHT...S wind 15 to 25 kt. Wind waves 2 to 4 ft. Rain.
.THU...S wind 15 to 25 kt rising to 20 to 30 kt in the afternoon.
Wind waves 2 to 5 ft. Showers likely.
.THU NIGHT...S wind 15 to 25 kt. Wind waves 2 to 4 ft.
.FRI...S wind 15 to 25 kt. Wind waves 2 to 4 ft.
.FRI NIGHT...S wind 15 to 25 kt. Wind waves 2 to 4 ft.
.SAT...S wind 10 to 20 kt rising to 15 to 25 kt. Wind waves 1 to 4
ft.
.SUN...S wind 15 to 25 kt. Wind waves 2 to 4 ft.

$$

PZZ110-171830-
Grays Harbor Bar-
300 AM PST Wed Jan 17 2018

...SMALL CRAFT ADVISORY FOR ROUGH BAR IN EFFECT THROUGH LATE
TONIGHT...

Combined seas 11 to 13 ft increasing to 14 to 16 ft this afternoon.
Bar conditions rough becoming severe. Maximum ebb currents will
occur around 445 AM and 445 PM today. The afternoon ebb will be
strong.

$$

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