FZUS56 KSEW 151548 CWFSEW Coastal Waters Forecast for Washington National Weather Service Seattle WA 848 AM PDT Thu Oct 15 2026 Inland waters of western Washington and the northern and central Washington coastal waters including the Olympic Coast National Marine Sanctuary PZZ100-160500- 848 AM PDT Thu Oct 15 2026 .SYNOPSIS FOR THE NORTHERN AND CENTRAL WASHINGTON COASTAL AND INLAND WATERS...High pressure offshore with thermal trough along the coast will promote offshore flow through Friday. The thermal trough will shift inland on Friday for a return to onshore flow. A frontal system will move across the area waters late Friday into Saturday. Another system may move near or into the area Sunday into Monday, however uncertainty remains to the exact track. $$ PZZ150-160500- Coastal Waters From Cape Flattery To James Island Out 10 Nm- 848 AM PDT Thu Oct 15 2026 .TODAY...E wind 10 to 15 kt, easing to 5 to 10 kt late. Seas 4 to 5 ft. Wave Detail: E 2 ft at 4 seconds, W 4 ft at 12 seconds and SW 2 ft at 16 seconds. .TONIGHT...E wind 5 to 10 kt. Seas 4 to 6 ft. Wave Detail: E 2 ft at 4 seconds, W 5 ft at 14 seconds and SW 2 ft at 15 seconds. .FRI...S wind around 5 kt. Seas 5 to 7 ft. Wave Detail: W 7 ft at 12 seconds and SW 2 ft at 15 seconds. .FRI NIGHT...S wind 5 to 10 kt, becoming SW 10 to 15 kt after midnight. Seas 6 to 7 ft. Wave Detail: W 7 ft at 11 seconds and SW 2 ft at 15 seconds. Rain. .SAT...W wind 10 to 15 kt, easing to 5 to 10 kt in the afternoon. Seas 6 to 8 ft. Wave Detail: W 8 ft at 11 seconds and SW 2 ft at 15 seconds. .SAT NIGHT...W wind around 5 kt, veering to N after midnight. Seas 7 to 8 ft. Wave Detail: W 8 ft at 11 seconds and SW 2 ft at 19 seconds. .SUN...NE wind around 5 kt. Seas 7 to 9 ft. Wave Detail: W 8 ft at 13 seconds and SW 2 ft at 19 seconds. .SUN NIGHT...NE wind around 5 kt, veering to E after midnight. Seas 6 to 8 ft. Wave Detail: W 7 ft at 12 seconds and SW 2 ft at 18 seconds. .MON...SE wind around 5 kt. Seas 5 to 6 ft, building to 7 to 9 ft in the afternoon. Wave Detail: W 9 ft at 14 seconds and SW 2 ft at 17 seconds. A chance of rain. .MON NIGHT...NE wind around 5 kt. Seas 7 to 9 ft. Wave Detail: W 9 ft at 13 seconds and SW 2 ft at 16 seconds. $$ PZZ153-160500- Coastal Waters From James Island To Point Grenville Out 10 Nm- 848 AM PDT Thu Oct 15 2026 .TODAY...NE wind around 5 kt. Seas 3 to 5 ft. Wave Detail: W 4 ft at 12 seconds and SW 2 ft at 16 seconds. .TONIGHT...SE wind 5 to 10 kt. Seas 3 to 5 ft. Wave Detail: S 2 ft at 4 seconds, W 4 ft at 12 seconds and SW 2 ft at 16 seconds. .FRI...S wind around 5 kt. Seas 5 to 6 ft. Wave Detail: SW 6 ft at 14 seconds. .FRI NIGHT...S wind 5 to 10 kt. Seas 5 to 6 ft. Wave Detail: W 6 ft at 12 seconds and SW 2 ft at 15 seconds. Rain. .SAT...W wind 5 to 10 kt. Seas 5 to 6 ft, building to 6 to 8 ft in the afternoon. Wave Detail: NW 2 ft at 5 seconds, W 7 ft at 11 seconds and SW 2 ft at 16 seconds. A chance of rain in the morning. .SAT NIGHT...N wind around 5 kt. Seas 6 to 8 ft. Wave Detail: W 7 ft at 11 seconds and SW 2 ft at 19 seconds. .SUN...N wind around 5 kt. Seas 6 to 8 ft. Wave Detail: W 8 ft at 13 seconds and SW 2 ft at 18 seconds. .SUN NIGHT...N wind around 5 kt, veering to E after midnight. Seas 5 to 8 ft. Wave Detail: W 7 ft at 12 seconds and SW 2 ft at 18 seconds. .MON...SE wind around 5 kt. Seas 5 to 6 ft, building to 6 to 9 ft in the afternoon. Wave Detail: W 9 ft at 15 seconds. A chance of rain. .MON NIGHT...NE wind around 5 kt. Seas 8 to 9 ft, subsiding to 6 to 8 ft after midnight. Wave Detail: W 9 ft at 13 seconds. $$ PZZ156-160500- Coastal Waters From Point Grenville To Cape Shoalwater Out 10 Nm- 848 AM PDT Thu Oct 15 2026 .TODAY...E wind 10 to 15 kt, easing to 5 to 10 kt late. Seas 4 to 5 ft. Wave Detail: E 2 ft at 3 seconds, W 4 ft at 12 seconds and SW 2 ft at 16 seconds. .TONIGHT...E wind 5 to 10 kt. Seas 3 to 5 ft. Wave Detail: E 2 ft at 3 seconds, W 4 ft at 11 seconds and SW 2 ft at 16 seconds. .FRI...SE wind 5 to 10 kt, veering to SW in the afternoon. Seas 4 to 6 ft. Wave Detail: W 6 ft at 13 seconds and SW 2 ft at 15 seconds. .FRI NIGHT...SW wind 5 to 10 kt. Seas 5 to 6 ft. Wave Detail: W 6 ft at 12 seconds and SW 2 ft at 15 seconds. A chance of rain in the evening, then rain after midnight. .SAT...W wind 5 to 10 kt. Seas 5 to 6 ft, building to 6 to 8 ft in the afternoon. Wave Detail: W 7 ft at 11 seconds and SW 2 ft at 16 seconds. .SAT NIGHT...N wind 5 to 10 kt. Seas 7 to 8 ft. Wave Detail: W 7 ft at 11 seconds and SW 2 ft at 17 seconds. .SUN...NE wind around 5 kt. Seas 7 to 8 ft. Wave Detail: W 8 ft at 13 seconds. .SUN NIGHT...N wind 5 to 10 kt, veering to E after midnight. Seas 5 to 8 ft. Wave Detail: W 7 ft at 12 seconds and SW 2 ft at 18 seconds. .MON...SE wind 5 to 10 kt. Seas 5 to 6 ft, building to 6 to 8 ft in the afternoon. Wave Detail: W 8 ft at 15 seconds. A chance of rain. .MON NIGHT...NW wind 5 to 10 kt, veering to N after midnight. Seas 7 to 9 ft. Wave Detail: S 2 ft at 6 seconds and W 9 ft at 14 seconds. $$ PZZ170-160500- Coastal Waters From Cape Flattery To James Island 10 To 60 Nm- 848 AM PDT Thu Oct 15 2026 .TODAY...E wind 5 to 10 kt. Seas 4 to 5 ft. Wave Detail: NE 2 ft at 4 seconds, W 5 ft at 12 seconds and S 3 ft at 15 seconds. .TONIGHT...E wind 5 to 10 kt, veering to S after midnight. Seas 4 to 6 ft. Wave Detail: NE 2 ft at 4 seconds, W 6 ft at 12 seconds and SW 3 ft at 15 seconds. .FRI...S wind 5 to 10 kt. Seas 6 to 8 ft. Wave Detail: W 7 ft at 12 seconds and S 3 ft at 15 seconds. A chance of rain in the afternoon. .FRI NIGHT...S wind around 10 kt, veering to SW after midnight. Seas 7 to 8 ft. Wave Detail: SW 7 ft at 11 seconds and S 2 ft at 15 seconds. Rain, mainly in the evening. .SAT...W wind around 15 kt, becoming NW 5 to 10 kt in the afternoon. Seas 7 to 8 ft, building to 8 to 10 ft in the afternoon. Wave Detail: NW 2 ft at 5 seconds, W 9 ft at 11 seconds and S 2 ft at 16 seconds. .SAT NIGHT...NW wind around 5 kt. Seas 8 to 9 ft. Wave Detail: W 8 ft at 11 seconds and S 2 ft at 16 seconds. .SUN...NE wind around 5 kt. Seas 8 to 9 ft. Wave Detail: W 9 ft at 13 seconds and S 2 ft at 16 seconds. .SUN NIGHT...NE wind around 5 kt, veering to E after midnight. Seas 6 to 8 ft. Wave Detail: W 8 ft at 12 seconds and SW 2 ft at 17 seconds. A chance of rain after midnight. .MON...SE wind 5 to 10 kt. Seas 6 to 8 ft, building to 8 to 11 ft in the afternoon. Wave Detail: W 10 ft at 14 seconds and S 2 ft at 17 seconds. A chance of rain. .MON NIGHT...NW wind 5 to 10 kt. Seas 9 to 10 ft, subsiding to 7 to 8 ft after midnight. Wave Detail: W 9 ft at 13 seconds and S 2 ft at 16 seconds. $$ PZZ173-160500- Coastal Waters From James Island To Point Grenville 10 To 60 Nm- 848 AM PDT Thu Oct 15 2026 .TODAY...E wind 5 to 10 kt. Seas 4 to 5 ft. Wave Detail: SE 2 ft at 5 seconds, W 5 ft at 12 seconds and SW 3 ft at 16 seconds. .TONIGHT...SE wind 5 to 10 kt, veering to SW after midnight. Seas 4 to 6 ft. Wave Detail: SE 2 ft at 5 seconds, W 6 ft at 12 seconds and SW 3 ft at 15 seconds. .FRI...SW wind 5 to 10 kt. Seas 6 to 8 ft. Wave Detail: SE 2 ft at 4 seconds, W 7 ft at 12 seconds and S 3 ft at 15 seconds. .FRI NIGHT...SW wind 10 to 15 kt. Seas 6 to 8 ft. Wave Detail: W 7 ft at 11 seconds and SW 2 ft at 15 seconds. Rain, mainly in the evening. .SAT...NW wind 10 to 15 kt. Seas 7 to 10 ft. Wave Detail: NW 4 ft at 5 seconds, W 9 ft at 11 seconds and SW 2 ft at 15 seconds. .SAT NIGHT...NW wind 5 to 10 kt. Seas 8 to 9 ft. Wave Detail: W 8 ft at 11 seconds and S 2 ft at 16 seconds. .SUN...N wind around 5 kt. Seas 8 to 9 ft. Wave Detail: W 9 ft at 13 seconds and SW 2 ft at 16 seconds. .SUN NIGHT...N wind 5 to 10 kt, veering to SE after midnight. Seas around 8 ft, subsiding to 6 to 7 ft after midnight. Wave Detail: W 8 ft at 12 seconds and SW 2 ft at 17 seconds. A chance of rain after midnight. .MON...SE wind 5 to 10 kt. Seas 6 to 8 ft, building to 8 to 11 ft in the afternoon. Wave Detail: W 10 ft at 14 seconds and S 2 ft at 17 seconds. A chance of rain. .MON NIGHT...N wind 10 to 15 kt. Seas 9 to 10 ft, subsiding to 7 to 9 ft after midnight. Wave Detail: W 10 ft at 13 seconds and S 2 ft at 16 seconds. $$ PZZ176-160500- Coastal Waters From Point Grenville To Cape Shoalwater 10 To 60 Nm- 848 AM PDT Thu Oct 15 2026 .TODAY...E wind 10 to 15 kt, easing to 5 to 10 kt late. Seas 5 to 6 ft. Wave Detail: E 3 ft at 4 seconds, W 5 ft at 12 seconds and SW 3 ft at 16 seconds. .TONIGHT...SE wind 10 to 15 kt, becoming SW 5 to 10 kt after midnight. Seas 4 to 6 ft. Wave Detail: E 2 ft at 4 seconds, W 5 ft at 12 seconds and SW 3 ft at 15 seconds. .FRI...W wind 5 to 10 kt. Seas 5 to 7 ft. Wave Detail: SE 2 ft at 4 seconds, W 7 ft at 13 seconds and S 3 ft at 15 seconds. .FRI NIGHT...SW wind 5 to 10 kt, rising to 10 to 15 kt after midnight. Seas 6 to 7 ft. Wave Detail: W 7 ft at 12 seconds and SW 2 ft at 15 seconds. A chance of rain. .SAT...NW wind 10 to 15 kt. Seas 6 to 8 ft, building to 7 to 10 ft in the afternoon. Wave Detail: N 4 ft at 6 seconds, W 9 ft at 11 seconds and SW 2 ft at 16 seconds. .SAT NIGHT...N wind 5 to 10 kt. Seas 8 to 9 ft. Wave Detail: W 8 ft at 11 seconds and S 2 ft at 16 seconds. .SUN...N wind 5 to 10 kt. Seas 8 to 9 ft. Wave Detail: W 9 ft at 13 seconds and SW 2 ft at 17 seconds. .SUN NIGHT...N wind 5 to 10 kt, veering to SE after midnight. Seas 8 to 9 ft, subsiding to 6 to 7 ft after midnight. Wave Detail: W 8 ft at 12 seconds and SW 2 ft at 17 seconds. A chance of rain after midnight. .MON...SE wind around 10 kt. Seas 6 to 7 ft, building to 8 to 11 ft in the afternoon. Wave Detail: W 10 ft at 14 seconds and S 2 ft at 17 seconds. A chance of rain. .MON NIGHT...NE wind 10 to 15 kt. Seas 10 to 11 ft, subsiding to 8 to 9 ft after midnight. Wave Detail: S 2 ft at 6 seconds, W 10 ft at 13 seconds and S 2 ft at 16 seconds. A chance of rain in the evening. $$ PZZ130-160500- West Entrance U.S. Waters Strait Of Juan De Fuca- 848 AM PDT Thu Oct 15 2026 .TODAY...E wind 10 to 15 kt. Seas 3 to 5 ft. Wave Detail: E 3 ft at 4 seconds and W 3 ft at 12 seconds. .TONIGHT...SE wind 10 to 15 kt. Seas 3 to 5 ft. Wave Detail: E 3 ft at 4 seconds and W 4 ft at 12 seconds. .FRI...E wind 5 to 10 kt, becoming SW in the afternoon. Seas 3 to 5 ft. Wave Detail: E 2 ft at 4 seconds and W 5 ft at 13 seconds. .FRI NIGHT...SW wind around 5 kt, rising to 15 to 20 kt after midnight. Seas 3 to 5 ft. Wave Detail: SW 2 ft at 4 seconds and W 5 ft at 12 seconds. Rain. .SAT...W wind 15 to 20 kt, easing to around 10 kt in the afternoon. Seas 3 to 5 ft. Wave Detail: W 5 ft at 11 seconds. A chance of rain in the morning. .SAT NIGHT...W wind 5 to 10 kt, becoming NW after midnight. Seas 4 to 6 ft. Wave Detail: W 6 ft at 11 seconds. .SUN...E wind around 5 kt. Seas 4 to 6 ft. Wave Detail: W 6 ft at 12 seconds. .SUN NIGHT...E wind around 5 kt. Seas 4 to 6 ft. Wave Detail: W 6 ft at 12 seconds. .MON...E wind around 5 kt. Seas 3 to 4 ft, building to 4 to 6 ft in the afternoon. Wave Detail: W 6 ft at 14 seconds. A chance of rain in the morning. .MON NIGHT...E wind around 5 kt. Seas 4 to 6 ft. Wave Detail: W 6 ft at 13 seconds. $$ PZZ131-160500- Central U.S. Waters Strait Of Juan De Fuca- 848 AM PDT Thu Oct 15 2026 .TODAY...E wind 10 to 15 kt. Waves around 3 ft. Patchy dense fog early this morning. .TONIGHT...E wind 5 to 10 kt. Waves around 2 ft or less. .FRI...E wind 5 to 10 kt, becoming NW in the afternoon. Waves around 2 ft or less. .FRI NIGHT...W wind 10 to 15 kt, rising to 15 to 20 kt after midnight. Waves around 2 ft or less, then around 3 ft after midnight. A chance of rain in the evening, then rain after midnight. .SAT...W wind 20 to 25 kt. Gusts up to 40 kt in the afternoon. Waves 4 to 6 ft. A chance of rain in the morning. .SAT NIGHT...W wind 20 to 25 kt with gusts up to 35 kt, easing to 5 to 10 kt after midnight. Waves 4 to 6 ft, subsiding to 2 to 3 ft after midnight. .SUN...SW wind around 5 kt, backing to NE in the afternoon. Waves around 2 ft or less. .SUN NIGHT...SE wind around 5 kt. Waves around 2 ft or less. .MON...SE wind around 5 kt, backing to E in the afternoon. Waves around 2 ft or less. A chance of rain in the morning. .MON NIGHT...W wind around 5 kt. Waves around 2 ft or less. $$ PZZ132-160500- East Entrance U.S. Waters Strait Of Juan De Fuca- 848 AM PDT Thu Oct 15 2026 .TODAY...N wind around 5 kt. Waves around 2 ft or less. Patchy dense fog this morning. .TONIGHT...SE wind around 5 kt. Waves around 2 ft or less. .FRI...SE wind around 5 kt, veering to SW in the afternoon. Waves around 2 ft or less. .FRI NIGHT...SW wind 5 to 10 kt. Waves around 2 ft or less. A chance of rain after midnight. .SAT...SW wind 15 to 20 kt, becoming W 20 to 25 kt with gusts up to 35 kt in the afternoon. Waves 3 to 4 ft, building to 4 to 6 ft in the afternoon. A chance of rain in the morning. .SAT NIGHT...W wind 15 to 20 kt with gusts up to 35 kt, easing to 5 to 10 kt after midnight. Waves 4 to 6 ft, subsiding to 2 to 3 ft after midnight. .SUN...NW wind around 5 kt. Waves around 2 ft or less. .SUN NIGHT...NW wind around 5 kt. Waves around 2 ft or less. .MON...S wind around 5 kt. Waves around 2 ft or less. .MON NIGHT...W wind around 5 kt. Waves around 2 ft or less. $$ PZZ134-160500- Admiralty Inlet- 848 AM PDT Thu Oct 15 2026 .TODAY...N wind around 5 kt. Waves around 2 ft or less. .TONIGHT...SE wind around 5 kt. Waves around 2 ft or less. .FRI...S wind around 5 kt. Waves around 2 ft or less. .FRI NIGHT...NW wind around 5 kt, backing to S after midnight. Waves around 2 ft or less. A chance of rain after midnight. .SAT...SW wind 5 to 10 kt, becoming W 10 to 15 kt in the afternoon. Waves around 2 ft or less. Rain, mainly in the morning. .SAT NIGHT...W wind 5 to 10 kt. Waves around 3 ft in the evening, then around 2 ft or less. .SUN...NW wind around 5 kt, rising to 5 to 10 kt in the afternoon. Waves around 2 ft or less. .SUN NIGHT...NW wind 5 to 10 kt. Waves around 2 ft or less. .MON...S wind around 5 kt. Waves around 2 ft or less. .MON NIGHT...W wind around 5 kt. Waves around 2 ft or less. $$ PZZ133-160500- Northern Inland Waters Including The San Juan Islands- 848 AM PDT Thu Oct 15 2026 ...DENSE FOG ADVISORY IN EFFECT UNTIL 10 AM PDT THIS MORNING... .TODAY...N wind around 5 kt. Waves around 2 ft or less. Patchy dense fog this morning. .TONIGHT...NE wind around 5 kt, veering to E after midnight. Waves around 2 ft or less. .FRI...E wind around 5 kt, veering to S in the afternoon. Waves around 2 ft or less. .FRI NIGHT...S wind around 5 kt, rising to 5 to 10 kt after midnight. Waves around 2 ft or less. Rain likely after midnight. .SAT...SW wind 10 to 15 kt. Waves around 2 ft or less. A chance of rain in the morning. .SAT NIGHT...W wind 5 to 10 kt, becoming S after midnight. Waves around 2 ft or less. .SUN...N wind around 5 kt. Waves around 2 ft or less. .SUN NIGHT...NW wind around 5 kt. Waves around 2 ft or less. .MON...SE wind around 5 kt, veering to S in the afternoon. Waves around 2 ft or less. .MON NIGHT...SW wind around 5 kt, backing to SE after midnight. Waves around 2 ft or less. $$ PZZ135-160500- Puget Sound and Hood Canal- 848 AM PDT Thu Oct 15 2026 ...DENSE FOG ADVISORY IN EFFECT UNTIL 10 AM PDT THIS MORNING... .TODAY...N wind around 5 kt. Waves around 2 ft or less. .TONIGHT...NE wind around 5 kt. Waves around 2 ft or less. .FRI...S wind around 5 kt. Waves around 2 ft or less. .FRI NIGHT...SW wind 5 to 10 kt, becoming S 10 to 15 kt after midnight. Waves around 2 ft or less. A chance of rain after midnight. .SAT...SW wind 10 to 15 kt, becoming W 5 to 10 kt in the afternoon. Waves around 2 ft or less. Rain, mainly in the morning. .SAT NIGHT...N wind around 5 kt. Waves around 2 ft or less. .SUN...N wind around 5 kt, rising to 5 to 10 kt in the afternoon. Waves around 2 ft or less. .SUN NIGHT...N wind 5 to 10 kt, easing to around 5 kt after midnight. Waves around 2 ft or less. .MON...S wind around 5 kt. Waves around 2 ft or less. .MON NIGHT...SW wind around 5 kt, veering to N after midnight. Waves around 2 ft or less. $$ PZZ110-160500- Grays Harbor Bar- 848 AM PDT Thu Oct 15 2026 Combined seas 2 to 4 ft. Bar conditions light. Maximum ebb currents will occur around 800 PM Thursday, 830 AM Friday, and 845 PM Friday. $$