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National Weather Service Marine Forecast FZUS56 KSEW

FZUS56 KSEW 202136
CWFSEW

Coastal Waters Forecast for Washington
National Weather Service Seattle WA
236 PM PDT Wed Sep 20 2017

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

PZZ100-210645-
236 PM PDT Wed Sep 20 2017

.Synopsis for the northern and central Washington coastal and
inland waters...Weak low pressure will remain over the area
through Thursday. High pressure will build over the area Friday
and Saturday.



PZZ150-153-156-210645-
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-
236 PM PDT Wed Sep 20 2017

TONIGHT
W wind 5 to 15 kt becoming SE after midnight. Wind
waves 2 ft or less. W swell 7 ft at 10 seconds. A slight chance
of showers. 

THU
E wind to 10 kt becoming W 5 to 15 kt in the afternoon.
Wind waves 2 ft or less. W swell 7 ft at 10 seconds. 

THU NIGHT
NW wind 10 to 20 kt becoming NE to 10 kt after
midnight. Wind waves 1 to 3 ft subsiding to 1 ft or less after
midnight. W swell 7 ft at 9 seconds. 

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

FRI NIGHT
NW wind to 10 kt. Wind waves 1 ft or less. NW swell
5 ft at 8 seconds. 

SAT
E wind to 10 kt becoming S in the afternoon. Wind waves
1 ft or less. NW swell 4 ft at 9 seconds. 

SAT NIGHT
Light wind. Wind waves 1 ft or less. W swell 4 ft at
12 seconds. 

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

MON
N wind 5 to 15 kt. Wind waves 2 ft or less. W swell 4 ft.



PZZ170-173-176-210645-
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-
236 PM PDT Wed Sep 20 2017

...SMALL CRAFT ADVISORY IN EFFECT FROM 6 PM THIS EVENING TO 2 AM
PDT THURSDAY...

TONIGHT
NW 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. W swell 9 ft at 10 seconds. A chance of showers. 

THU
NE wind 5 to 15 kt. Wind waves 1 to 2 ft. W swell 8 ft at
10 seconds. 

THU NIGHT
NW wind 5 to 15 kt. Wind waves 1 to 3 ft. NW swell
7 ft at 9 seconds. 

FRI
NW wind 5 to 15 kt. Wind waves 1 to 2 ft. NW swell 6 ft at
9 seconds. 

FRI NIGHT
NW wind 5 to 15 kt. Wind waves 1 to 2 ft. NW swell
5 ft at 8 seconds. 

SAT
N wind 5 to 15 kt becoming W to 10 kt in the afternoon.
Wind waves 1 to 2 ft. NW swell 5 ft at 8 seconds. 

SAT NIGHT
NW wind 5 to 15 kt becoming to 10 kt after midnight.
Wind waves 1 to 2 ft. W swell 4 ft at 13 seconds. 

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

MON
SE wind to 10 kt becoming N. Wind waves 2 ft or less. W
swell 4 ft building to 6 ft.  



PZZ130-210645-
West Entrance U.S. Waters Strait Of Juan De Fuca-
236 PM PDT Wed Sep 20 2017

TONIGHT
SW wind to 10 kt. Wind waves 1 ft or less. W swell
6 ft at 10 seconds. 

THU
E wind to 10 kt. Wind waves 1 ft or less. W swell 6 ft at
10 seconds. 

THU NIGHT
W wind to 10 kt. Wind waves 1 ft or less. W swell
5 ft at 9 seconds. 

FRI
Light wind becoming E to 10 kt in the afternoon. Wind
waves 1 ft or less. W swell 5 ft at 9 seconds. 

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

SAT NIGHT
NW wind to 10 kt in the evening becoming light. Wind
waves 1 ft or less. W swell 3 ft at 13 seconds. 

SUN
W wind to 10 kt. Wind waves 1 ft or less. W swell 3 ft. 

MON
W wind to 10 kt. Wind waves 1 ft or less. W swell 4 ft.  



PZZ131-210645-
Central U.S. Waters Strait Of Juan De Fuca-
236 PM PDT Wed Sep 20 2017

SMALL CRAFT ADVISORY IN EFFECT UNTIL 11 PM PDT THIS EVENING


TONIGHT
W 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. 

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

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

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

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

SAT
W wind to 10 kt becoming NW 5 to 15 kt in the afternoon.
Wind waves 2 ft or less. 

SAT NIGHT
W wind 10 to 20 kt becoming 5 to 15 kt after
midnight. Wind waves 1 to 3 ft. 

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

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



PZZ132-210645-
East Entrance U.S. Waters Strait Of Juan De Fuca-
236 PM PDT Wed Sep 20 2017

SMALL CRAFT ADVISORY IN EFFECT UNTIL 11 PM PDT THIS EVENING


TONIGHT
W wind 15 to 25 kt becoming SW 5 to 15 kt after
midnight. Wind waves 2 to 4 ft subsiding to 2 ft or less after
midnight. A slight chance of showers. 

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

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

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

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

SAT
SW wind to 10 kt in the morning becoming light. Wind waves
1 ft or less in the morning becoming less than 1 ft. 

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

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

MON
W wind to 10 kt rising to 5 to 15 kt. Wind waves 2 ft or
less.  



PZZ134-210645-
Admiralty Inlet-
236 PM PDT Wed Sep 20 2017

TONIGHT
NW wind 5 to 15 kt becoming SE to 10 kt after
midnight. Wind waves 1 or 2 ft. A slight chance of showers.

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

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

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

FRI NIGHT
Light wind becoming S to 10 kt after midnight. Wind
waves less than 1 ft becoming 1 ft or less after midnight. 

SAT
Light wind. Wind waves less than 1 ft. 

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

SUN
Light wind becoming variable to 10 kt. Wind waves less
than 1 ft becoming 1 ft or less. 

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



PZZ133-210645-
Northern Inland Waters Including The San Juan Islands-
236 PM PDT Wed Sep 20 2017

TONIGHT
S wind 10 to 20 kt becoming SE 5 to 15 kt after
midnight. Wind waves 1 to 3 ft. A slight chance of showers. 

THU
SE wind to 10 kt becoming W in the afternoon. Wind waves
1 ft or less. 

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

FRI
NE wind 5 to 15 kt becoming NW to 10 kt in the afternoon.
Wind waves 2 ft or less. 

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

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

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

SUN
S wind to 10 kt rising to 5 to 15 kt. Wind waves 2 ft or
less. 

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



PZZ135-210645-
Puget Sound and Hood Canal-
236 PM PDT Wed Sep 20 2017

TONIGHT
S wind 5 to 15 kt except NW 5 to 15 kt in the north
part this evening. Wind waves 1 or 2 ft. Chance of showers.

THU
SW wind to 10 kt becoming N in the afternoon. Wind waves
1 ft or less. A slight chance of showers. 

THU NIGHT
N wind to 10 kt in the evening becoming light. Wind
waves 1 ft or less. A slight chance of showers in the evening. 

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

FRI NIGHT
N wind to 10 kt in the evening becoming light. Wind
waves 1 ft or less. 

SAT
Light wind. Wind waves less than 1 ft. 

SAT NIGHT
NW wind to 10 kt in the evening becoming light. Wind
waves 1 ft or less. 

SUN
Light wind. Wind waves less than 1 ft. 

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



PZZ110-210645-
Grays Harbor Bar-
236 PM PDT Wed Sep 20 2017

Combined seas 6 to 8 ft. Bar conditions moderate. Maximum ebb
currents will occur around 530 PM today and 615 AM Thursday. The
early morning ebb will be strong.



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