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National Weather Service Marine Forecast FZUS56 KSEW

FZUS56 KSEW 222248
CWFSEW

Coastal Waters Forecast for Washington
National Weather Service Seattle WA
248 PM PST Mon Jan 22 2018

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

PZZ100-230800-
248 PM PST Mon Jan 22 2018

.Synopsis for the northern and central Washington coastal and
inland waters...A warm front will move east through the waters on
Tuesday. It will be preceded by strong east to southeast pressure
gradients with gales over the coastal waters and the inland waters
from Admiralty Inlet north. Southeast gradients will relax late
Tuesday following the warm front. From Tuesday night through
Saturday, a low pressure trough will pass about every 12 to 18
hours. The strongest trough may come on Friday night.



PZZ150-153-156-230800-
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-
248 PM PST Mon Jan 22 2018

...SMALL CRAFT ADVISORY FOR HAZARDOUS SEAS IN EFFECT UNTIL
MIDNIGHT PST TONIGHT...
...GALE WARNING IN EFFECT FROM MIDNIGHT PST TONIGHT THROUGH
TUESDAY AFTERNOON...

TONIGHT
S wind 5 to 15 kt becoming SE 20 to 30 kt after
midnight. Wind waves 2 ft or less building to 4 to 6 ft after
midnight. W swell 12 ft at 12 seconds subsiding to 9 ft at
11 seconds after midnight. Isolated showers in the evening then
rain likely after midnight. 

TUE
SE wind 30 to 40 kt. Combined seas 9 to 12 ft with a
dominant period of 12 seconds building to 13 to 16 ft with a
dominant period of 10 seconds in the afternoon. Rain.

TUE NIGHT
SE 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. SW swell 13 ft at 11 seconds. Rain.

WED
S wind 5 to 15 kt. Wind waves 1 to 3 ft. SW swell 11 ft at
10 seconds. 

WED NIGHT
S wind 15 to 25 kt. Wind waves 3 to 5 ft. SW swell
10 ft at 10 seconds.

THU
S wind 20 to 25 kt. Wind waves 3 to 5 ft. SW swell 11 ft
at 10 seconds. 

THU NIGHT
SW wind 20 to 25 kt. Wind waves 3 to 5 ft. W swell
18 ft at 14 seconds. 

FRI
SW wind 15 to 25 kt becoming SE 20 to 30 kt. Wind waves
3 to 5 ft building to 4 to 6 ft. W swell 15 ft subsiding to 10
ft.

SAT
S wind 10 to 20 kt. Wind waves 1 to 3 ft. W swell 14 ft
becoming SW.



PZZ170-173-176-230800-
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-
248 PM PST Mon Jan 22 2018

...SMALL CRAFT ADVISORY FOR HAZARDOUS SEAS IN EFFECT UNTIL
MIDNIGHT PST TONIGHT...
...GALE WARNING IN EFFECT FROM MIDNIGHT PST TONIGHT THROUGH
TUESDAY AFTERNOON...

TONIGHT
S wind 10 to 20 kt becoming SE 25 to 35 kt after
midnight. Combined seas 10 to 12 ft with a dominant period of
12 seconds. Rain after midnight. 

TUE
SE wind 30 to 40 kt becoming S in the afternoon. Combined
seas 11 to 14 ft with a dominant period of 10 seconds building to
14 to 17 ft with a dominant period of 10 seconds in the afternoon.
Rain.

TUE NIGHT
S wind 15 to 25 kt becoming 15 to 20 kt after
midnight. Wind waves 3 to 5 ft subsiding to 2 to 4 ft after
midnight. SW swell 14 ft at 11 seconds. Rain.

WED
SW wind 5 to 15 kt. Wind waves 1 to 2 ft. SW swell 13 ft
at 10 seconds subsiding to 11 ft at 10 seconds in the afternoon.

WED NIGHT
SW wind 15 to 25 kt becoming S 25 to 30 kt after
midnight. Wind waves 4 to 6 ft. SW swell 11 ft at 9 seconds. 

THU
SW wind 25 to 30 kt. Wind waves 4 to 6 ft. SW swell 12 ft
at 9 seconds. 

THU NIGHT
SW wind 25 to 30 kt becoming W 20 to 25 kt after
midnight. Wind waves 4 to 6 ft. W swell 21 ft at 14 seconds. 

FRI
SW wind 15 to 25 kt becoming SE 20 to 30 kt. Wind waves
4 to 6 ft. W swell 16 ft subsiding to 11 ft. 

SAT
S wind 15 to 25 kt becoming SW 15 to 20 kt. Wind waves
2 to 4 ft. W swell 15 ft becoming SW.  



PZZ130-230800-
West Entrance U.S. Waters Strait Of Juan De Fuca-
248 PM PST Mon Jan 22 2018

...SMALL CRAFT ADVISORY FOR HAZARDOUS SEAS IN EFFECT UNTIL
MIDNIGHT PST TONIGHT...
...GALE WARNING IN EFFECT FROM MIDNIGHT PST TONIGHT THROUGH
TUESDAY AFTERNOON...

TONIGHT
S wind to 10 kt becoming E 15 to 25 kt after midnight.
Wind waves 1 ft or less building to 2 to 4 ft after midnight. W
swell 11 ft at 12 seconds subsiding to 8 ft at 11 seconds after
midnight. Isolated showers in the evening then a chance of rain
after midnight. 

TUE
E wind 25 to 35 kt easing to 20 to 30 kt in the afternoon.
Combined seas 8 to 9 ft with a dominant period of 11 seconds
building to 10 to 12 ft with a dominant period of 10 seconds in
the afternoon. Rain.

TUE NIGHT
E wind 10 to 20 kt. Wind waves 1 to 3 ft. SW swell
11 ft at 11 seconds. Rain.

WED
SE wind 5 to 15 kt becoming S to 10 kt in the afternoon.
Wind waves 2 ft or less. SW swell 10 ft at 10 seconds. 

WED NIGHT
S wind 5 to 15 kt rising to 15 to 25 kt after
midnight. Wind waves 1 to 2 ft building to 2 to 4 ft after
midnight. SW swell 9 ft at 10 seconds. 

THU
SE wind 10 to 20 kt. Wind waves 1 to 3 ft. SW swell 10 ft
at 10 seconds. 

THU NIGHT
S wind 15 to 20 kt becoming SW 15 to 25 kt after
midnight. Wind waves 2 to 4 ft. W swell 15 ft at 14 seconds. 

FRI
SW wind 15 to 25 kt becoming SE 20 to 30 kt. Wind waves
3 to 5 ft. W swell 15 ft subsiding to 10 ft. 

SAT
SE wind 10 to 20 kt becoming S 5 to 15 kt. Wind waves 1 to
3 ft. W swell 6 ft.  



PZZ131-230800-
Central U.S. Waters Strait Of Juan De Fuca-
248 PM PST Mon Jan 22 2018

...GALE WARNING IN EFFECT FROM TUESDAY MORNING THROUGH TUESDAY
AFTERNOON...

TONIGHT
Variable wind to 10 kt becoming E 15 to 25 kt after
midnight. Wind waves 1 ft or less building to 2 to 4 ft after
midnight. A chance of rain after midnight. 

TUE
E wind 25 to 35 kt. Wind waves 4 to 6 ft. Rain.

TUE NIGHT
E 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. Rain.

WED
E wind to 10 kt in the morning becoming light. Wind waves
1 ft or less.

WED NIGHT
SW wind to 10 kt becoming variable after midnight.
Wind waves 1 ft or less. 

THU
SE wind 15 to 25 kt. Wind waves 2 to 4 ft. 

THU NIGHT
Variable wind 5 to 15 kt becoming SW 10 to 20 kt
after midnight. Wind waves 1 to 3 ft. 

FRI
SW wind 15 to 25 kt becoming SE 20 to 30 kt. Wind waves
3 to 5 ft. 

SAT
SE wind 15 to 25 kt becoming SW 10 to 20 kt. Wind waves
2 to 4 ft.  



PZZ132-230800-
East Entrance U.S. Waters Strait Of Juan De Fuca-
248 PM PST Mon Jan 22 2018

...GALE WARNING IN EFFECT FROM TUESDAY MORNING THROUGH TUESDAY
AFTERNOON...

TONIGHT
SE 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. 

TUE
SE wind 30 to 40 kt. Wind waves 5 to 8 ft. Rain likely.

TUE NIGHT
SE wind 25 to 35 kt easing to 15 to 25 kt after
midnight. Wind waves 4 to 6 ft subsiding to 2 to 4 ft after
midnight. Rain.

WED
SE wind 15 to 25 kt easing to 10 to 20 kt in the
afternoon. Wind waves 2 to 4 ft. 

WED NIGHT
S 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. 

THU
SE wind 20 to 30 kt. Wind waves 3 to 5 ft. 

THU NIGHT
S wind 15 to 25 kt. Wind waves 2 to 4 ft. 

FRI
S wind 15 to 25 kt becoming SE 20 to 30 kt. Wind waves
3 to 5 ft. 

SAT
SE wind 10 to 20 kt becoming S 15 to 25 kt. Wind waves
2 to 4 ft.  



PZZ134-230800-
Admiralty Inlet-
248 PM PST Mon Jan 22 2018

...GALE WARNING IN EFFECT FROM TUESDAY MORNING THROUGH TUESDAY
AFTERNOON...

TONIGHT
SE 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.
Isolated showers in the evening. 

TUE
SE wind 15 to 25 kt rising to 25 to 35 kt by late morning.
Wind waves 2 to 4 ft building to 4 to 6 ft. Rain likely.

TUE NIGHT
SE wind 20 to 30 kt easing to 15 to 25 kt after
midnight. Wind waves 3 to 5 ft. Rain.

WED
SE wind 15 to 25 kt. Wind waves 2 to 4 ft subsiding to
2 ft or less in the afternoon. 

WED NIGHT
S wind 5 to 15 kt becoming SE 15 to 25 kt after
midnight. Wind waves 2 ft or less building to 2 to 4 ft after
midnight. 

THU
SE wind 20 to 25 kt. Wind waves 2 to 4 ft. 

THU NIGHT
S wind 20 to 25 kt. Wind waves 2 to 4 ft. 

FRI
S wind 10 to 20 kt becoming SE 15 to 25 kt. Wind waves
2 to 4 ft. 

SAT
SE wind 5 to 15 kt becoming S to 10 kt. Wind waves 2 ft or
less.  



PZZ133-230800-
Northern Inland Waters Including The San Juan Islands-
248 PM PST Mon Jan 22 2018

...GALE WARNING IN EFFECT FROM TUESDAY MORNING THROUGH TUESDAY
AFTERNOON...

TONIGHT
SE 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. 

TUE
E wind 25 to 35 kt becoming SE 30 to 40 kt in the
afternoon. Wind waves 5 to 7 ft. Rain.

TUE NIGHT
SE wind 20 to 30 kt easing to 15 to 25 kt after
midnight. Wind waves 3 to 5 ft. Rain.

WED
SE wind 10 to 20 kt becoming 5 to 15 kt in the afternoon.
Wind waves 1 to 3 ft. 

WED NIGHT
S wind 5 to 15 kt becoming SE 15 to 25 kt after
midnight. Wind waves 2 ft or less building to 2 to 4 ft after
midnight. 

THU
SE wind 15 to 25 kt rising to 20 to 30 kt in the
afternoon. Wind waves 3 to 5 ft. 

THU NIGHT
SE wind 15 to 25 kt. Wind waves 2 to 4 ft. 

FRI
S wind 15 to 25 kt becoming SE 20 to 30 kt. Wind waves
3 to 5 ft. 

SAT
SE wind 15 to 25 kt becoming S 5 to 15 kt. Wind waves 2 to
4 ft subsiding to 2 ft or less.  



PZZ135-230800-
Puget Sound and Hood Canal-
248 PM PST Mon Jan 22 2018

TONIGHT
S wind to 10 kt becoming SE 5 to 15 kt after midnight.
Wind waves 2 ft or less. Isolated showers in the evening. A
slight chance of rain after midnight. 

TUE
SE wind 10 to 20 kt rising to 15 to 25 kt by late morning.
Wind waves 2 to 4 ft. Rain.

TUE NIGHT
SE wind 10 to 20 kt becoming S 5 to 15 kt after
midnight. Wind waves 1 to 3 ft. Rain.

WED
S wind 5 to 15 kt. Wind waves 2 ft or less. 

WED NIGHT
S wind 15 to 25 kt. Wind waves 2 to 4 ft. 

THU
S wind 15 to 25 kt. Wind waves 2 to 4 ft. 

THU NIGHT
S wind 15 to 25 kt. Wind waves 2 to 4 ft. 

FRI
S wind 10 to 20 kt becoming SE 5 to 15 kt. Wind waves 1 to
3 ft. 

SAT
S wind 10 to 20 kt becoming 5 to 15 kt. Wind waves 1 to
3 ft.  



PZZ110-230800-
Grays Harbor Bar-
248 PM PST Mon Jan 22 2018

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

Combined seas 10 to 12 feet through this evening, subsiding to 7
to 9 feet overnight and early Tuesday morning. Combined seas rising
to 11 to 13 feet late Tuesday morning and Tuesday afternoon. Bar
conditions rough this evening, becoming moderate overnight, then
becoming rough again around mid-day Tuesday. Maximum ebb currents
will occur around 745 PM PST this evening and 830 AM PST on
Tuesday morning.



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