Coastal Waters Forecast
Issued by NWS Seattle/Tacoma, WA

Home | Current Version | Previous Version | Text Only | Print | Product List | Glossary On
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32
000
FZUS56 KSEW 181058
CWFSEW

Coastal Waters Forecast for Washington
National Weather Service Seattle WA
258 AM PST Mon Dec 18 2017

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

PZZ100-182000-
258 AM PST Mon Dec 18 2017

.Synopsis for the northern and central Washington coastal and
inland waters...A frontal system over the area will sag south this
morning. A second vigorous frontal system will move through the
area tonight and Tuesday. An associated deepening surface low
will cross the waters Tuesday. Offshore flow will develop
Wednesday and continue Thursday and Friday.

$$

PZZ150-182000-
Coastal Waters From Cape Flattery To James Island Out 10 Nm-
258 AM PST Mon Dec 18 2017

...SMALL CRAFT ADVISORY IN EFFECT FROM THIS EVENING THROUGH
TUESDAY AFTERNOON...

.TODAY...NW wind 10 to 20 kt becoming W to 10 kt in the
afternoon. Wind waves 1 to 3 ft subsiding to 1 ft or less in the
afternoon. W swell 9 ft at 11 seconds. A slight chance of rain in
the morning then a chance of rain in the afternoon.
.TONIGHT...E wind to 10 kt rising to 15 to 25 kt after midnight.
Wind waves 2 ft or less building to 2 to 4 ft after midnight. W
swell 8 ft at 14 seconds. Rain.
.TUE...S wind 15 to 25 kt becoming SW 20 to 30 kt in the
afternoon. Wind waves 3 to 5 ft building to 5 to 7 ft in the
afternoon. W swell 9 ft at 14 seconds building to 11 ft at
14 seconds in the afternoon. Rain in the morning then rain likely
in the afternoon.
.TUE NIGHT...W wind 15 to 25 kt becoming N 5 to 15 kt after
midnight. Wind waves 3 to 5 ft subsiding to 2 ft or less after
midnight. W swell 12 ft at 12 seconds.
.WED...NE wind 5 to 15 kt. Wind waves 2 ft or less. W swell 11 ft
at 12 seconds.
.WED NIGHT...E wind to 10 kt. Wind waves 1 ft or less. W swell 10
ft at 11 seconds.
.THU...SE wind to 10 kt becoming SW. Wind waves 1 ft or less. W
swell 6 ft.
.FRI...NE wind 5 to 15 kt. Wind waves 2 ft or less. W swell 6 ft.

$$

PZZ153-182000-
Coastal Waters From James Island To Point Grenville Out 10 Nm-
258 AM PST Mon Dec 18 2017

...GALE WARNING IN EFFECT FROM LATE TONIGHT THROUGH TUESDAY
AFTERNOON...

.TODAY...NW wind 5 to 15 kt easing to 10 kt in the afternoon.
Wind waves 2 ft or less. W swell 9 ft at 11 seconds. A chance of
rain.
.TONIGHT...E wind to 10 kt becoming SE 15 to 25 kt after
midnight. Wind waves 1 ft or less building to 2 to 4 ft after
midnight. W swell 8 ft at 15 seconds. Rain.
.TUE...SW wind 25 to 35 kt. Combined seas 11 to 14 ft with a
dominant period of 15 seconds. Rain.
.TUE NIGHT...W wind 15 to 25 kt becoming NW 10 to 20 kt after
midnight. Wind waves 3 to 5 ft subsiding to 1 to 3 ft after
midnight. W swell 13 ft at 12 seconds.
.WED...N wind 5 to 15 kt becoming to 10 kt in the afternoon. Wind
waves 2 ft or less. W swell 12 ft at 12 seconds.
.WED NIGHT...NE wind to 10 kt becoming E after midnight. Wind
waves 1 ft or less. W swell 10 ft at 12 seconds.
.THU...SE wind to 10 kt becoming SW. Wind waves 1 ft or less. W
swell 6 ft.
.FRI...N wind to 10 kt becoming NE 5 to 15 kt. Wind waves 2 ft or
less. W swell 6 ft.

$$

PZZ156-182000-
Coastal Waters From Point Grenville To Cape Shoalwater Out 10 Nm-
258 AM PST Mon Dec 18 2017

...GALE WARNING IN EFFECT FROM LATE TONIGHT THROUGH TUESDAY
AFTERNOON...

.TODAY...NW wind 5 to 15 kt in the morning becoming light. Wind
waves 2 ft or less. W swell 9 ft at 11 seconds. Rain likely.
.TONIGHT...E wind to 10 kt becoming S 15 to 25 kt after midnight.
Wind waves 1 ft or less building to 2 to 4 ft after midnight. W
swell 7 ft at 15 seconds. Rain.
.TUE...SW wind 25 to 35 kt. Combined seas 12 to 15 ft with a
dominant period of 14 seconds. Rain.
.TUE NIGHT...W wind 15 to 25 kt. Wind waves 3 to 5 ft. W swell 13
ft at 11 seconds.
.WED...N wind 5 to 15 kt becoming to 10 kt in the afternoon. Wind
waves 2 ft or less. W swell 13 ft at 11 seconds.
.WED NIGHT...Light wind becoming E to 10 kt after midnight. Wind
waves 1 ft or less. W swell 11 ft at 12 seconds.
.THU...E wind to 10 kt becoming NE. Wind waves 1 ft or less. W
swell 6 ft.
.FRI...N wind to 10 kt becoming NE 5 to 15 kt. Wind waves 2 ft or
less. W swell 6 ft.

$$

PZZ170-182000-
Coastal Waters From Cape Flattery To James Island 10 To 60 Nm-
258 AM PST Mon Dec 18 2017

...SMALL CRAFT ADVISORY IN EFFECT FROM THIS EVENING THROUGH
TUESDAY AFTERNOON...

.TODAY...NW wind 10 to 20 kt easing to 10 kt in the afternoon.
Wind waves 2 to 3 ft subsiding to 1 ft or less in the afternoon.
W swell 9 ft at 11 seconds. A slight chance of rain in the
morning then a chance of rain in the afternoon.
.TONIGHT...E wind to 10 kt rising to 15 to 25 kt after midnight.
Wind waves 2 ft or less building to 3 to 5 ft after midnight. W
swell 9 ft at 15 seconds. Rain.
.TUE...SW wind 20 to 30 kt becoming NW in the afternoon. Wind
waves 5 to 7 ft. W swell 10 ft at 14 seconds. Rain in the morning
then a chance of rain in the afternoon.
.TUE NIGHT...NW wind 20 to 30 kt easing to 15 to 25 kt after
midnight. Wind waves 5 to 7 ft subsiding to 3 to 5 ft after
midnight. W swell 15 ft at 11 seconds.
.WED...N wind 15 to 20 kt becoming NE 5 to 15 kt in the
afternoon. Wind waves 1 to 3 ft. W swell 15 ft at 12 seconds
subsiding to 13 ft at 12 seconds in the afternoon.
.WED NIGHT...E wind to 10 kt. Wind waves 1 ft or less. W swell
11 ft at 11 seconds.
.THU...SE wind to 10 kt becoming W 5 to 15 kt. Wind waves 2 ft or
less. NW swell 7 ft.
.FRI...N wind 5 to 15 kt becoming NE 10 to 20 kt. Wind waves 1 to
3 ft. W swell 7 ft.

$$

PZZ173-182000-
Coastal Waters From James Island To Point Grenville 10 To 60 Nm-
258 AM PST Mon Dec 18 2017

...GALE WARNING IN EFFECT FROM LATE TONIGHT THROUGH TUESDAY
AFTERNOON...

.TODAY...NW wind 5 to 15 kt easing to 10 kt in the afternoon.
Wind waves 2 ft or less. W swell 8 ft at 11 seconds. A slight
chance of rain in the morning then a chance of rain in the
afternoon.
.TONIGHT...E wind 5 to 15 kt becoming SE 15 to 25 kt after
midnight. Wind waves 2 ft or less building to 3 to 5 ft after
midnight. W swell 9 ft at 15 seconds. Rain.
.TUE...SW wind 25 to 35 kt becoming W 25 to 30 kt in the
afternoon. Combined seas 11 to 14 ft with a dominant period of
14 seconds. Rain in the morning then rain likely in the
afternoon.
.TUE NIGHT...NW wind 20 to 30 kt. Wind waves 5 to 7 ft.
.WED...N wind 15 to 25 kt easing to 5 to 15 kt in the afternoon.
Wind waves 3 to 5 ft subsiding to 2 ft or less in the afternoon.
W swell 14 ft at 12 seconds.
.WED NIGHT...NE wind to 10 kt becoming E after midnight. Wind
waves 1 ft or less. NW swell 11 ft at 11 seconds.
.THU...SE wind to 10 kt becoming W 5 to 15 ft. Wind waves 2 ft or
less. NW swell 7 ft.
.FRI...N wind 5 to 15 kt becoming NE 10 to 20 kt. Wind waves 1 to
3 ft. W swell 6 ft.

$$

PZZ176-182000-
Coastal Waters From Point Grenville To Cape Shoalwater 10 To
60 Nm-
258 AM PST Mon Dec 18 2017

...GALE WARNING IN EFFECT FROM LATE TONIGHT THROUGH TUESDAY
AFTERNOON...

.TODAY...NW wind 5 to 15 kt in the morning becoming light. Wind
waves 2 ft or less. W swell 8 ft at 11 seconds. A chance of rain
in the morning then rain likely in the afternoon.
.TONIGHT...E wind 5 to 15 kt becoming S 20 to 30 kt after
midnight. Wind waves 2 ft or less building to 4 to 6 ft after
midnight. W swell 8 ft at 15 seconds. Rain.
.TUE...SW wind 25 to 35 kt becoming W in the afternoon. Combined
seas 12 to 15 ft with a dominant period of 14 seconds. Rain in
the morning then rain likely in the afternoon.
.TUE NIGHT...NW wind 20 to 30 kt. Wind waves 5 to 7 ft. W swell
15 ft at 10 seconds.
.WED...N wind 15 to 25 kt easing to 5 to 15 kt in the afternoon.
Wind waves 3 to 5 ft subsiding to 2 ft or less in the afternoon.
W swell 15 ft at 11 seconds.
.WED NIGHT...N wind to 10 kt becoming E after midnight. Wind
waves 1 ft or less. NW swell 12 ft at 11 seconds.
.THU...SE wind to 10 kt becoming W 5 to 15 kt. Wind waves 2 ft or
less. NW swell 7 ft.
.FRI...NE wind 5 to 15 kt. Wind waves 2 ft or less. W swell 6 ft.

$$

PZZ130-182000-
West Entrance U.S. Waters Strait Of Juan De Fuca-
258 AM PST Mon Dec 18 2017

...SMALL CRAFT ADVISORY IN EFFECT FROM THIS EVENING THROUGH
TUESDAY AFTERNOON...

.TODAY...W wind 10 to 20 kt easing to 10 kt in the afternoon.
Wind waves 1 to 3 ft subsiding to 1 ft or less in the afternoon.
W swell 8 ft at 11 seconds. A slight chance of rain.
.TONIGHT...E wind to 10 kt rising to 15 to 25 kt after midnight.
Wind waves 1 ft or less building to 2 to 4 ft after midnight. W
swell 7 ft at 14 seconds. Rain.
.TUE...E wind 15 to 25 kt becoming S 20 to 30 kt in the
afternoon. Wind waves 2 to 5 ft. W swell 8 ft at 14 seconds.
Rain.
.TUE NIGHT...W wind 15 to 20 kt becoming N 5 to 15 kt after
midnight. Wind waves 1 to 3 ft. W swell 9 ft at 12 seconds.
.WED...NE wind 5 to 15 kt. Wind waves 2 ft or less. W swell 9 ft
at 12 seconds.
.WED NIGHT...E wind to 10 kt. Wind waves 1 ft or less. W swell
8 ft at 12 seconds.
.THU...Light wind. Wind waves less than 1 ft. W swell 6 ft.
.FRI...Light wind becoming NE to 10 kt. Wind waves 1 ft or less.
W swell 6 ft.

$$

PZZ131-182000-
Central U.S. Waters Strait Of Juan De Fuca-
258 AM PST Mon Dec 18 2017

...GALE WARNING IN EFFECT UNTIL 6 AM PST EARLY THIS MORNING...
...SMALL CRAFT ADVISORY IN EFFECT FROM 6 AM THIS MORNING TO NOON
PST TODAY...

.TODAY...W wind 25 to 35 kt easing to 15 to 25 kt this morning and
then easing to 10 to 20 kt in the afternoon. Wind waves 4 to 6 ft
subsiding to 1 to 3 ft. A chance of rain in the morning then a
slight chance of rain in the afternoon.
.TONIGHT...E wind to 10 kt rising to 15 to 25 kt after midnight.
Wind waves 1 ft or less building to 2 to 4 ft after midnight.
Rain.
.TUE...E wind 15 to 25 kt becoming W in the afternoon. Wind waves
2 to 4 ft. Rain.
.TUE NIGHT...W wind 15 to 25 kt easing to 10 kt after midnight.
Wind waves 2 to 4 ft subsiding to 1 ft or less after midnight.
.WED...NE wind 5 to 15 kt. Wind waves 2 ft or less.
.WED NIGHT...NE wind to 10 kt. Wind waves 1 ft or less.
.THU...Light wind. Wind waves less than 1 ft.
.FRI...NE wind to 10 kt. Wind waves 1 ft or less.

$$

PZZ132-182000-
East Entrance U.S. Waters Strait Of Juan De Fuca-
258 AM PST Mon Dec 18 2017

...GALE WARNING IN EFFECT UNTIL 6 AM PST EARLY THIS MORNING...
...SMALL CRAFT ADVISORY IN EFFECT FROM 6 AM THIS MORNING TO NOON
PST TODAY...

.TODAY...W wind 25 to 35 kt easing to 15 to 25 kt in the morning
and then easing to 10 to 20 kt in the afternoon. Wind waves 4 to
6 ft subsiding to 1 to 3 ft. A chance of rain.
.TONIGHT...SE wind to 10 kt becoming E 10 to 20 kt after
midnight. Wind waves 1 ft or less building to 1 to 3 ft after
midnight. Rain.
.TUE...SE wind 20 to 30 kt. Wind waves 3 to 5 ft. Rain.
.TUE NIGHT...W wind 15 to 25 kt becoming NW to 10 kt after
midnight. Wind waves 2 to 4 ft subsiding to 1 ft or less after
midnight.
.WED...N wind 10 to 20 kt becoming 5 to 15 kt in the afternoon.
Wind waves 1 to 3 ft.
.WED NIGHT...NE wind to 10 kt. Wind waves 1 ft or less.
.THU...Light wind. Wind waves less than 1 ft.
.FRI...N wind to 10 kt. Wind waves 1 ft or less.

$$

PZZ134-182000-
Admiralty Inlet-
258 AM PST Mon Dec 18 2017

.TODAY...NW wind 10 to 20 kt becoming variable to 10 kt in the
afternoon. Wind waves 1 to 3 ft subsiding to 1 ft or less in the
afternoon. A chance of rain.
.TONIGHT...Variable wind to 10 kt. Wind waves 1 ft or less. Rain.
.TUE...SE wind 15 to 25 kt. Wind waves 2 to 4 ft. Rain.
.TUE NIGHT...Variable wind 5 to 15 kt. Wind waves 2 ft or less.
.WED...N wind 5 to 15 kt. Wind waves 2 ft or less.
.WED NIGHT...N wind to 10 kt in the evening becoming light. Wind
waves 1 ft or less.
.THU...Light wind. Wind waves less than 1 ft.
.FRI...Light wind. Wind waves less than 1 ft.

$$

PZZ133-182000-
Northern Inland Waters Including The San Juan Islands-
258 AM PST Mon Dec 18 2017

.TODAY...W wind 5 to 15 kt easing to 10 kt in the afternoon. Wind
waves 2 ft or less. A chance of rain in the morning then a slight
chance of rain in the afternoon.
.TONIGHT...Light wind becoming E 10 to 20 kt after midnight. Wind
waves less than 1 ft becoming 1 to 3 ft after midnight. Rain.
.TUE...E wind 15 to 25 kt becoming SE 20 to 30 kt in the
afternoon. Wind waves 2 to 5 ft. Rain.
.TUE NIGHT...W wind 5 to 15 kt becoming NW to 10 kt after
midnight. Wind waves 2 ft or less.
.WED...N wind 5 to 15 kt. Wind waves 2 ft or less.
.WED NIGHT...N wind to 10 kt in the evening becoming light. Wind
waves 1 ft or less.
.THU...Light wind. Wind waves less than 1 ft.
.FRI...N wind 5 to 15 kt. Wind waves 2 ft or less.

$$

PZZ135-182000-
Puget Sound and Hood Canal-
258 AM PST Mon Dec 18 2017

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 AM PST EARLY THIS
MORNING...

.TODAY...S wind 15 to 25 kt easing to 10 to 20 kt in the morning
and to 10 kt or less in the afternoon. Wind waves 2 to 4 ft
subsiding to 1 ft or less. Rain likely.
.TONIGHT...Light wind becoming SE to 10 kt after midnight. Wind
waves 1 ft or less. Rain.
.TUE...S wind 15 to 25 kt rising to 20 to 30 kt in the afternoon.
Wind waves 2 to 5 ft. Rain.
.TUE NIGHT...SW wind 5 to 15 kt. Wind waves 2 ft or less.
.WED...N wind 5 to 15 kt. Wind waves 2 ft or less.
.WED NIGHT...N wind to 10 kt in the evening becoming light. Wind
waves 1 ft or less.
.THU...Light wind. Wind waves less than 1 ft.
.FRI...Light wind. Wind waves less than 1 ft.

$$

PZZ110-182000-
Grays Harbor Bar-
258 AM PST Mon Dec 18 2017

Combined seas 7 to 9 ft. Bar conditions moderate. Maximum ebb
currents will occur around 430 AM and 430 PM today. The afternoon
ebb will be strong.

$$

www.weather.gov



USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.