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National Weather Service Marine Forecast FZUS56 KSEW

FZUS56 KSEW 232142
CWFSEW

Coastal Waters Forecast for Washington
National Weather Service Seattle WA
242 PM PDT Wed Aug 23 2017

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

PZZ100-240645-
242 PM PDT Wed Aug 23 2017

.Synopsis for the northern and central Washington coastal and
inland waters...Strong onshore flow will continue tonight, then
weaken Thursday and Friday. Light northerly flow will prevail this
weekend, with the flow trending weakly offshore on Monday.



PZZ150-153-156-240645-
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-
242 PM PDT Wed Aug 23 2017

TONIGHT
NW wind 10 to 20 kt. Wind waves 1 to 3 ft. W swell
6 ft at 11 seconds. A slight chance of showers. 

THU
NW wind to 10 kt becoming SW in the afternoon. Wind waves
1 ft or less. W swell 7 ft at 11 seconds. A slight chance of
showers in the morning. 

THU NIGHT
NW wind 5 to 15 kt. Wind waves 2 ft or less. W swell
6 ft at 10 seconds. 

FRI
NW wind 5 to 15 kt. Wind waves 2 ft or less. W swell 5 ft
at 9 seconds. 

FRI NIGHT
NW wind 10 to 20 kt becoming N 5 to 15 kt after
midnight. Wind waves 1 to 3 ft. W swell 5 ft at 8 seconds. 

SAT
N wind to 10 kt becoming NW 5 to 15 kt in the afternoon.
Wind waves 2 ft or less. W swell 4 ft at 8 seconds. 

SAT NIGHT
NW wind 10 to 20 kt. Wind waves 1 to 3 ft. W swell
4 ft at 8 seconds. 

SUN
NW wind 10 to 20 kt. Wind waves 1 to 3 ft. W swell 4 ft. 

MON
N wind 10 to 20 kt. Wind waves 1 to 3 ft. W swell 6 ft.  



PZZ170-173-176-240645-
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-
242 PM PDT Wed Aug 23 2017

TONIGHT
NW wind 15 to 20 kt easing to 5 to 15 kt after
midnight. Wind waves 1 to 3 ft. W swell 6 ft at 11 seconds. A
slight chance of showers. 

THU
NW wind 5 to 15 kt becoming W to 10 kt in the afternoon.
Wind waves 1 to 2 ft. W swell 7 ft at 11 seconds. A slight chance
of showers in the morning. 

THU NIGHT
NW wind to 10 kt becoming W 5 to 15 kt after
midnight. Wind waves 1 to 2 ft. W swell 6 ft at 10 seconds.

FRI
NW wind 5 to 15 kt. Wind waves 1 to 2 ft. W swell 5 ft at
9 seconds. 

FRI NIGHT
NW wind 10 to 20 kt becoming 5 to 15 kt after
midnight. Wind waves 1 to 3 ft. W swell 5 ft at 8 seconds. 

SAT
NW wind 5 to 15 kt. Wind waves 1 to 2 ft. W swell 4 ft at
8 seconds. 

SAT NIGHT
NW wind 15 to 20 kt. Wind waves 2 to 3 ft. W swell 5
ft at 8 seconds.

SUN
NW wind 10 to 20 kt. Wind waves 1 to 3 ft. W swell 5 ft.

MON
NW wind 10 to 20 kt. Wind waves 1 to 3 ft. W swell 7 ft. 



PZZ130-240645-
West Entrance U.S. Waters Strait Of Juan De Fuca-
242 PM PDT Wed Aug 23 2017

TONIGHT
W wind 10 to 20 kt becoming 5 to 15 kt after midnight.
Wind waves 1 to 3 ft. W swell 4 ft at 10 seconds building to 6 ft
at 11 seconds after midnight. A slight chance of showers. 

THU
NW wind to 10 kt becoming W 5 to 15 kt in the afternoon.
Wind waves 2 ft or less. W swell 6 ft at 11 seconds. A chance of
showers in the morning.

THU NIGHT
W wind 5 to 15 kt easing to 10 kt or less after
midnight. Wind waves 2 ft or less. W swell 5 ft at 10 seconds.

FRI
W wind to 10 kt becoming NW 5 to 15 kt in the afternoon.
Wind waves 2 ft or less. W swell 5 ft at 9 seconds. 

FRI NIGHT
W wind 5 to 15 kt. Wind waves 2 ft or less. W swell
4 ft at 8 seconds. 

SAT
Light wind becoming NW to 10 kt in the afternoon. Wind
waves 1 ft or less. W swell 4 ft at 8 seconds. 

SAT NIGHT
W wind 5 to 15 kt in the evening becoming light.
Wind waves 2 ft or less. W swell 4 ft at 8 seconds.

SUN
Light wind becoming W to 10 kt. Wind waves 1 ft or less. W
swell 4 ft.

MON
Light wind. Wind waves less than 1 ft. W swell 5 ft.  



PZZ131-240645-
Central U.S. Waters Strait Of Juan De Fuca-
242 PM PDT Wed Aug 23 2017

GALE WARNING IN EFFECT THROUGH LATE TONIGHT


TONIGHT
W wind 25 to 35 kt. Wind waves 4 to 6 ft. A slight
chance of showers. 

THU
W wind 10 to 20 kt. Wind waves 1 to 3 ft. A slight chance
of showers in the morning. 

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

FRI
W wind 5 to 15 kt. Wind waves 2 ft or less.

FRI NIGHT
W wind 15 to 25 kt easing to 10 to 20 kt after
midnight. Wind waves 2 to 4 ft. 

SAT
W wind to 10 kt. Wind waves 1 ft or less. 

SAT NIGHT
W wind 5 to 15 kt. Wind waves 2 ft or less.

SUN
Light wind becoming W 5 to 15 kt. Wind waves 2 ft or less.

MON
E wind to 10 kt becoming light. Wind waves 1 ft or less. 



PZZ132-240645-
East Entrance U.S. Waters Strait Of Juan De Fuca-
242 PM PDT Wed Aug 23 2017

GALE WARNING IN EFFECT THROUGH LATE TONIGHT


TONIGHT
W wind 25 to 35 kt. Wind waves 4 to 6 ft. A slight
chance of showers. 

THU
W wind 15 to 25 kt easing to 10 to 20 kt in the afternoon.
Wind waves 2 to 4 ft. A slight chance of showers in the morning.

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

FRI
W wind 5 to 15 kt. Wind waves 2 ft or less.

FRI NIGHT
W wind 10 to 20 kt. Wind waves 1 to 3 ft.

SAT
W wind to 10 kt. Wind waves 1 ft or less. 

SAT NIGHT
W wind 5 to 15 kt. Wind waves 2 ft or less.

SUN
NW wind to 10 kt becoming W 5 to 15 kt. Wind waves 2 ft or
less. 

MON
NW wind to 10 kt. Wind waves 1 ft or less.  



PZZ134-240645-
Admiralty Inlet-
242 PM PDT Wed Aug 23 2017

SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT


TONIGHT
NW wind 15 to 25 kt. Wind waves 2 to 4 ft. A slight
chance of showers after midnight. 

THU
W wind 10 to 20 kt easing to 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 showers in the morning. 

THU NIGHT
NW wind 10 to 20 kt. Wind waves 1 to 3 ft. 

FRI
NW wind to 10 kt. Wind waves 1 ft or less. 

FRI NIGHT
NW wind 5 to 15 kt becoming variable to 10 kt after
midnight. Wind waves 2 ft or less.

SAT
Light wind becoming NW to 10 kt in the afternoon. Wind
waves 1 ft or less. 

SAT NIGHT
NW wind 5 to 15 kt becoming variable to 10 kt after
midnight. Wind waves 2 ft or less.

SUN
NW wind to 10 kt. Wind waves 1 ft or less. 

MON
NW wind to 10 kt. Wind waves 1 ft or less.  



PZZ133-240645-
Northern Inland Waters Including The San Juan Islands-
242 PM PDT Wed Aug 23 2017

SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT


TONIGHT
SW wind 15 to 25 kt. Wind waves 2 to 4 ft. A slight
chance of showers after midnight. 

THU
SW wind 10 to 20 kt becoming S 5 to 15 kt in the
afternoon. Wind waves 1 to 3 ft. A slight chance of showers in
the morning. 

THU NIGHT
SW wind 15 to 25 kt easing to 10 to 20 kt after
midnight. Wind waves 2 to 4 ft. 

FRI
S wind to 10 kt becoming NW in the afternoon. Wind waves
1 ft or less. 

FRI NIGHT
SW wind 5 to 15 kt becoming S after midnight. Wind
waves 2 ft or less. 

SAT
Light wind becoming NW to 10 kt in the afternoon. Wind
waves 1 ft or less. 

SAT NIGHT
W wind to 10 kt becoming NW 5 to 15 kt after
midnight. Wind waves 2 ft or less. 

SUN
NW wind 5 to 15 kt becoming 10 to 20 kt. Wind waves 1 to
3 ft. 

MON
NW wind 10 to 20 kt. Wind waves 1 to 3 ft.  



PZZ135-240645-
Puget Sound and Hood Canal-
242 PM PDT Wed Aug 23 2017

TONIGHT
NW wind to 10 kt becoming S 5 to 15 kt after midnight.
Wind waves 2 ft or less. A slight chance of showers after
midnight. 

THU
Variable wind 5 to 15 kt becoming S in the afternoon. Wind
waves 2 ft or less. A slight chance of showers in the morning. 

THU NIGHT
N wind 5 to 15 kt becoming NE after midnight. Wind
waves 2 ft or less. 

FRI
N wind to 10 kt. Wind waves 1 ft or less. 

FRI NIGHT
N wind to 10 kt becoming NE after midnight. Wind
waves 1 ft or less. 

SAT
Light wind becoming N to 10 kt in the afternoon. Wind
waves 1 ft or less. 

SAT NIGHT
N wind 5 to 15 kt becoming NE to 10 kt after
midnight. Wind waves 2 ft or less. 

SUN
N wind to 10 kt. Wind waves 1 ft or less. 

MON
N wind to 10 kt. Wind waves 1 ft or less.  



PZZ110-240645-
Grays Harbor Bar-
242 PM PDT Wed Aug 23 2017

Combined seas 6 or 7 ft. Bar conditions moderate. The maximum ebb
currents will occur around 645 PM today and 7 AM Thursday. The
Thursday morning ebb will be strong.



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