


Coastal Waters Forecast
Issued by NWS Seattle/Tacoma, WA
Issued by NWS Seattle/Tacoma, WA
700 FZUS56 KSEW 272135 CWFSEW Coastal Waters Forecast for Washington National Weather Service Seattle WA 235 PM PDT Wed Aug 27 2025 Inland waters of western Washington and the northern and central Washington coastal waters including the Olympic Coast National Marine Sanctuary PZZ100-281045- 235 PM PDT Wed Aug 27 2025 .SYNOPSIS FOR THE NORTHERN AND CENTRAL WASHINGTON COASTAL AND INLAND WATERS...Areas of dense fog over the coastal waters today through Thursday morning. Onshore flow will bring westerly pushes through the Strait of Juan de Fuca each evening. Broad high pressure will persist over the northeast Pacific this week. $$ PZZ150-281045- Coastal Waters From Cape Flattery To James Island Out 10 Nm- 235 PM PDT Wed Aug 27 2025 ...DENSE FOG ADVISORY IN EFFECT UNTIL 11 AM PDT THURSDAY... .TONIGHT...S wind around 5 kt. Seas 3 to 4 ft. Wave Detail: W 3 ft at 7 seconds. Areas of dense fog early this evening, then widespread dense fog late this evening and overnight. A slight chance of showers late. .THU...S wind around 5 kt. Seas around 3 ft. Wave Detail: W 2 ft at 6 seconds. A chance of showers in the morning. Widespread dense fog in the morning, then patchy fog in the afternoon. .THU NIGHT...W wind around 5 kt in the evening, becoming light and variable. Seas around 2 ft or less. Wave Detail: W 2 ft at 5 seconds. Patchy fog. .FRI...S wind around 5 kt. Seas around 2 ft or less. Wave Detail: SW 2 ft at 7 seconds. Patchy fog in the morning. .FRI NIGHT...W wind around 5 kt, backing to S after midnight. Seas around 2 ft or less. Wave Detail: SW 2 ft at 7 seconds. A chance of showers after midnight. .SAT...S wind around 5 kt. Seas around 2 ft or less. Wave Detail: SW 2 ft at 7 seconds. A chance of showers. .SAT NIGHT...SW wind around 5 kt in the evening, becoming light and variable. Seas around 3 ft. Wave Detail: SW 2 ft at 6 seconds and W 2 ft at 10 seconds. A chance of showers. .SUN...SW wind around 5 kt. Seas around 3 ft. Wave Detail: W 2 ft at 11 seconds and SW 2 ft at 17 seconds. .SUN NIGHT...NW wind around 5 kt. Seas around 3 ft. Wave Detail: W 2 ft at 10 seconds and SW 2 ft at 17 seconds. .MON...Light and variable winds, becoming W around 5 kt in the afternoon. Seas around 3 ft. Wave Detail: W 2 ft at 9 seconds and SW 2 ft at 17 seconds. .MON NIGHT...NW wind around 5 kt. Seas around 3 ft. Wave Detail: NW 2 ft at 6 seconds, W 3 ft at 9 seconds and SW 2 ft at 17 seconds. $$ PZZ153-281045- Coastal Waters From James Island To Point Grenville Out 10 Nm- 235 PM PDT Wed Aug 27 2025 ...DENSE FOG ADVISORY IN EFFECT UNTIL 11 AM PDT THURSDAY... .TONIGHT...S wind around 5 kt. Seas 3 to 4 ft. Wave Detail: W 3 ft at 7 seconds. Areas of dense fog until early morning. Widespread dense fog late. A slight chance of showers late this evening and overnight. .THU...S wind around 5 kt. Seas around 3 ft. Wave Detail: W 3 ft at 6 seconds. A chance of showers in the morning. Widespread dense fog in the morning, then patchy fog in the afternoon. .THU NIGHT...W wind around 5 kt, backing to S after midnight. Seas around 2 ft or less. Wave Detail: W 2 ft at 6 seconds. Patchy fog. .FRI...S wind around 5 kt. Seas around 2 ft or less. Wave Detail: SW 2 ft at 7 seconds. Patchy fog in the morning. .FRI NIGHT...W wind around 5 kt, backing to S after midnight. Seas around 2 ft or less. Wave Detail: SW 2 ft at 7 seconds. A chance of showers after midnight. .SAT...S wind around 5 kt. Seas around 2 ft or less. Wave Detail: SW 2 ft at 7 seconds. Patchy fog in the morning. A chance of showers. .SAT NIGHT...SW wind around 5 kt in the evening, becoming light and variable. Seas around 3 ft. Wave Detail: W 2 ft at 10 seconds. .SUN...SE wind around 5 kt, veering to W around 5 kt in the afternoon. Seas around 3 ft. Wave Detail: W 2 ft at 11 seconds and SW 2 ft at 17 seconds. .SUN NIGHT...NW wind around 5 kt. Seas around 3 ft. Wave Detail: W 2 ft at 10 seconds and SW 2 ft at 17 seconds. .MON...NW wind around 5 kt. Seas around 3 ft. Wave Detail: W 2 ft at 9 seconds and SW 2 ft at 17 seconds. .MON NIGHT...NW wind around 5 kt. Seas 3 to 4 ft. Wave Detail: NW 3 ft at 8 seconds and SW 2 ft at 16 seconds. $$ PZZ156-281045- Coastal Waters From Point Grenville To Cape Shoalwater Out 10 Nm- 235 PM PDT Wed Aug 27 2025 ...DENSE FOG ADVISORY IN EFFECT UNTIL 11 AM PDT THURSDAY... .TONIGHT...S wind around 5 kt. Seas 3 to 4 ft. Wave Detail: NW 3 ft at 7 seconds. Patchy fog this evening. Areas of dense fog after midnight, then widespread dense fog late. A slight chance of showers late this evening and overnight. .THU...S wind around 5 kt. Seas around 3 ft. Wave Detail: NW 3 ft at 6 seconds. Widespread dense fog in the morning. .THU NIGHT...SW wind around 5 kt. Seas around 3 ft in the evening, then around 2 ft or less. Wave Detail: W 2 ft at 6 seconds. Patchy fog in the evening. .FRI...S wind around 5 kt. Seas around 2 ft or less. Wave Detail: W 2 ft at 5 seconds. .FRI NIGHT...SW wind around 5 kt. Seas around 2 ft or less. Wave Detail: W 2 ft at 7 seconds. A chance of showers after midnight. .SAT...S wind around 5 kt. Seas around 2 ft or less. Wave Detail: SW 2 ft at 7 seconds. A chance of showers. .SAT NIGHT...SW wind around 5 kt. Seas around 3 ft. Wave Detail: SW 2 ft at 6 seconds and W 2 ft at 10 seconds. .SUN...SW wind around 5 kt. Seas around 3 ft. Wave Detail: W 2 ft at 11 seconds and SW 2 ft at 17 seconds. .SUN NIGHT...NW wind 5 to 10 kt. Seas around 3 ft. Wave Detail: W 2 ft at 6 seconds, W 2 ft at 10 seconds and SW 2 ft at 17 seconds. .MON...NW wind 5 to 10 kt. Seas around 3 ft. Wave Detail: W 2 ft at 5 seconds, W 2 ft at 9 seconds and SW 2 ft at 17 seconds. .MON NIGHT...NW wind 5 to 10 kt. Seas 3 to 4 ft. Wave Detail: NW 3 ft at 9 seconds and SW 2 ft at 16 seconds. $$ PZZ170-281045- Coastal Waters From Cape Flattery To James Island 10 To 60 Nm- 235 PM PDT Wed Aug 27 2025 ...DENSE FOG ADVISORY IN EFFECT UNTIL 11 AM PDT THURSDAY... .TONIGHT...S wind around 5 kt. Seas 3 to 4 ft. Wave Detail: W 3 ft at 7 seconds and SW 2 ft at 17 seconds. Areas of dense fog early this evening, then widespread dense fog late this evening and overnight. .THU...SE wind 5 to 10 kt. Seas around 3 ft. Wave Detail: W 3 ft at 6 seconds, SW 2 ft at 14 seconds and S 2 ft at 17 seconds. Widespread dense fog in the morning. .THU NIGHT...S wind around 5 kt. Seas around 3 ft. Wave Detail: NW 2 ft at 5 seconds and S 2 ft at 14 seconds. Patchy fog in the evening. .FRI...S wind around 5 kt. Seas around 3 ft. Wave Detail: SW 2 ft at 8 seconds and S 2 ft at 14 seconds. .FRI NIGHT...S wind around 5 kt. Seas around 3 ft. Wave Detail: SW 2 ft at 5 seconds. A chance of showers after midnight. .SAT...S wind around 5 kt. Seas around 3 ft. Wave Detail: SW 2 ft at 5 seconds. A chance of showers. .SAT NIGHT...SW wind around 5 kt. Seas around 3 ft. Wave Detail: SW 2 ft at 6 seconds, W 2 ft at 10 seconds and SW 2 ft at 17 seconds. .SUN...W wind around 5 kt. Seas around 3 ft. Wave Detail: W 2 ft at 10 seconds and SW 2 ft at 17 seconds. .SUN NIGHT...NW wind around 5 kt. Seas 3 to 4 ft. Wave Detail: W 2 ft at 10 seconds and SW 2 ft at 17 seconds. .MON...NW wind around 5 kt. Seas 3 to 4 ft. Wave Detail: W 3 ft at 8 seconds and SW 2 ft at 17 seconds. .MON NIGHT...NW wind 5 to 10 kt. Seas 3 to 4 ft. Wave Detail: NW 3 ft at 9 seconds and SW 2 ft at 17 seconds. $$ PZZ173-281045- Coastal Waters From James Island To Point Grenville 10 To 60 Nm- 235 PM PDT Wed Aug 27 2025 ...DENSE FOG ADVISORY IN EFFECT UNTIL 11 AM PDT THURSDAY... .TONIGHT...SW wind around 5 kt. Seas 3 to 4 ft. Wave Detail: NW 4 ft at 7 seconds and SW 2 ft at 17 seconds. Areas of dense fog this evening. Widespread dense fog after midnight. .THU...S wind 5 to 10 kt. Seas around 3 ft. Wave Detail: NW 3 ft at 6 seconds, S 2 ft at 14 seconds and SW 2 ft at 18 seconds. Widespread dense fog in the morning. .THU NIGHT...S wind around 5 kt. Seas around 3 ft. Wave Detail: NW 2 ft at 6 seconds and S 2 ft at 14 seconds. .FRI...S wind 5 to 10 kt. Seas around 3 ft. Wave Detail: W 2 ft at 7 seconds and S 2 ft at 14 seconds. .FRI NIGHT...SW wind around 5 kt. Seas around 3 ft. Wave Detail: SW 2 ft at 5 seconds. A chance of showers after midnight. .SAT...S wind around 5 kt. Seas around 3 ft. Wave Detail: SW 2 ft at 7 seconds, W 2 ft at 10 seconds and SW 2 ft at 18 seconds. A chance of showers. .SAT NIGHT...SW wind around 5 kt. Seas around 3 ft. Wave Detail: SW 2 ft at 6 seconds, W 2 ft at 10 seconds and SW 2 ft at 17 seconds. .SUN...W wind around 5 kt. Seas around 3 ft. Wave Detail: SW 2 ft at 6 seconds, W 2 ft at 11 seconds and SW 2 ft at 17 seconds. .SUN NIGHT...NW wind 5 to 10 kt. Seas 3 to 4 ft. Wave Detail: NW 2 ft at 3 seconds, W 3 ft at 9 seconds and SW 2 ft at 17 seconds. .MON...NW wind 5 to 10 kt. Seas 3 to 4 ft. Wave Detail: NW 2 ft at 4 seconds, W 3 ft at 9 seconds and SW 2 ft at 17 seconds. .MON NIGHT...NW wind 5 to 10 kt. Seas 3 to 4 ft. Wave Detail: NW 3 ft at 9 seconds and SW 2 ft at 17 seconds. $$ PZZ176-281045- Coastal Waters From Point Grenville To Cape Shoalwater 10 To 60 Nm- 235 PM PDT Wed Aug 27 2025 ...DENSE FOG ADVISORY IN EFFECT UNTIL 11 AM PDT THURSDAY... .TONIGHT...SW wind around 5 kt. Seas 3 to 4 ft. Wave Detail: NW 4 ft at 7 seconds and SW 2 ft at 17 seconds. Patchy fog this evening. Areas of dense fog after midnight, then widespread dense fog late. .THU...S wind 5 to 10 kt. Seas around 3 ft. Wave Detail: NW 3 ft at 6 seconds, S 2 ft at 15 seconds and SW 2 ft at 21 seconds. Widespread dense fog in the morning. .THU NIGHT...S wind around 5 kt. Seas around 3 ft. Wave Detail: NW 2 ft at 6 seconds and S 2 ft at 14 seconds. .FRI...S wind around 5 kt. Seas around 3 ft. Wave Detail: NW 2 ft at 5 seconds and SW 2 ft at 8 seconds. .FRI NIGHT...SW wind around 5 kt. Seas around 3 ft. Wave Detail: SW 2 ft at 7 seconds. A chance of showers after midnight. .SAT...S wind around 5 kt. Seas around 3 ft. Wave Detail: SW 2 ft at 7 seconds and SW 2 ft at 17 seconds. A chance of showers. .SAT NIGHT...SW wind around 5 kt. Seas around 3 ft. Wave Detail: SW 2 ft at 6 seconds, W 2 ft at 10 seconds and SW 2 ft at 17 seconds. .SUN...W wind around 5 kt. Seas around 3 ft. Wave Detail: SW 2 ft at 6 seconds, W 2 ft at 11 seconds and SW 2 ft at 17 seconds. .SUN NIGHT...NW wind 5 to 10 kt. Seas 3 to 4 ft. Wave Detail: NW 2 ft at 3 seconds, W 3 ft at 9 seconds and SW 2 ft at 18 seconds. .MON...NW wind 5 to 10 kt. Seas 3 to 4 ft. Wave Detail: NW 2 ft at 4 seconds, W 3 ft at 9 seconds and SW 2 ft at 17 seconds. .MON NIGHT...NW wind around 10 kt. Seas 3 to 4 ft. Wave Detail: NW 4 ft at 9 seconds and SW 2 ft at 16 seconds. $$ PZZ130-281045- West Entrance U.S. Waters Strait Of Juan De Fuca- 235 PM PDT Wed Aug 27 2025 .TONIGHT...W wind 5 to 10 kt, easing to around 5 kt late. Seas around 3 ft this evening, then around 2 ft or less. Wave Detail: NW 3 ft at 6 seconds. Areas of dense fog until early morning. Patchy fog late. A slight chance of showers after midnight. .THU...W wind around 5 kt. Seas around 2 ft or less. Wave Detail: W 2 ft at 6 seconds. A chance of showers in the morning. Patchy fog. .THU NIGHT...W wind around 5 kt. Seas around 2 ft or less. Patchy fog. .FRI...W wind around 5 kt. Seas around 2 ft or less. Patchy fog in the morning. .FRI NIGHT...W wind 5 to 10 kt. Seas around 2 ft or less. A chance of showers after midnight. Patchy fog after midnight. .SAT...W wind 5 to 10 kt. Seas around 2 ft or less. Patchy fog in the morning. A chance of showers. .SAT NIGHT...W wind 5 to 10 kt. Seas around 2 ft or less. Wave Detail: W 2 ft at 10 seconds. A chance of showers. .SUN...W wind around 5 kt. Seas around 2 ft or less, then around 3 ft in the afternoon. Wave Detail: W 2 ft at 10 seconds. A chance of showers. .SUN NIGHT...W wind 5 to 10 kt, easing to around 5 kt after midnight. Seas around 3 ft in the evening, then around 2 ft or less. Wave Detail: W 2 ft at 10 seconds. .MON...Light and variable winds, becoming W around 5 kt in the afternoon. Seas around 2 ft or less. Wave Detail: W 2 ft at 9 seconds. .MON NIGHT...W wind 5 to 10 kt, easing to around 5 kt after midnight. Seas around 2 ft or less, then around 3 ft after midnight. Wave Detail: W 2 ft at 8 seconds. $$ PZZ131-281045- Central U.S. Waters Strait Of Juan De Fuca- 235 PM PDT Wed Aug 27 2025 .TONIGHT...W wind 10 to 15 kt, easing to 5 to 10 kt after midnight. Waves around 3 ft this evening, then around 2 ft or less. A slight chance of showers after midnight. A chance of showers late. .THU...W wind around 5 kt. Waves around 2 ft or less. A chance of showers in the morning. .THU NIGHT...W wind around 5 kt. Waves around 2 ft or less. .FRI...W wind around 5 kt. Waves around 2 ft or less. .FRI NIGHT...W wind 5 to 10 kt. Waves around 2 ft or less. .SAT...W wind 5 to 10 kt, rising to 10 to 15 kt in the afternoon. Waves around 2 ft or less. A chance of showers in the afternoon. .SAT NIGHT...W wind 15 to 20 kt, easing to 10 to 15 kt after midnight. Waves 3 to 4 ft. A chance of showers in the evening. .SUN...W wind 5 to 10 kt. Waves around 2 ft or less. .SUN NIGHT...W wind 5 to 10 kt. Waves around 2 ft or less. .MON...W wind around 5 kt. Waves around 2 ft or less. .MON NIGHT...W wind 5 to 10 kt. Waves around 2 ft or less. $$ PZZ132-281045- East Entrance U.S. Waters Strait Of Juan De Fuca- 235 PM PDT Wed Aug 27 2025 .TONIGHT...SW wind 5 to 10 kt, easing to around 5 kt late. Waves around 2 ft or less. A chance of showers after midnight. .THU...W wind around 5 kt. Waves around 2 ft or less. A chance of showers in the morning. .THU NIGHT...W wind around 5 kt. Waves around 2 ft or less. .FRI...W wind around 5 kt. Waves around 2 ft or less. .FRI NIGHT...W wind 5 to 10 kt. Waves around 2 ft or less. .SAT...SW wind 5 to 10 kt. Waves around 2 ft or less. A chance of showers in the afternoon. .SAT NIGHT...W wind 10 to 15 kt, becoming SW 5 to 10 kt after midnight. Waves around 3 ft. A chance of showers. .SUN...SW wind 5 to 10 kt. Waves around 2 ft or less. A chance of showers in the morning. .SUN NIGHT...W wind 5 to 10 kt. Waves around 2 ft or less. .MON...W wind around 5 kt. Waves around 2 ft or less. .MON NIGHT...W wind around 5 kt. Waves around 2 ft or less. $$ PZZ134-281045- Admiralty Inlet- 235 PM PDT Wed Aug 27 2025 .TONIGHT...NW wind around 5 kt. Waves around 2 ft or less. A slight chance of showers late this evening. A chance of showers after midnight. .THU...NW wind around 5 kt, rising to 5 to 10 kt in the afternoon. Waves around 2 ft or less. A chance of showers in the morning. .THU NIGHT...NW wind around 5 kt. Waves around 2 ft or less. .FRI...SW wind around 5 kt, veering to NW around 5 kt in the afternoon. Waves around 2 ft or less. Patchy fog in the morning. .FRI NIGHT...NW wind 5 to 10 kt, becoming W after midnight. Waves around 2 ft or less. .SAT...S wind around 5 kt, veering to NW around 5 kt in the afternoon. Waves around 2 ft or less. A chance of showers in the afternoon. .SAT NIGHT...NW wind 5 to 10 kt, becoming W after midnight. Waves around 2 ft or less. A chance of showers. .SUN...S wind around 5 kt, backing to NE around 5 kt in the afternoon. Waves around 2 ft or less. A chance of showers in the morning. .SUN NIGHT...NW wind around 5 kt. Waves around 2 ft or less. .MON...NW wind around 5 kt, rising to 5 to 10 kt in the afternoon. Waves around 2 ft or less. .MON NIGHT...NW wind 5 to 10 kt, easing to around 5 kt after midnight. Waves around 2 ft or less. $$ PZZ133-281045- Northern Inland Waters Including The San Juan Islands- 235 PM PDT Wed Aug 27 2025 .TONIGHT...S wind around 5 kt. Waves around 2 ft or less. A slight chance of showers late this evening and early morning. A chance of showers late. .THU...S wind around 5 kt, veering to W in the afternoon. Waves around 2 ft or less. A chance of showers in the morning. Patchy dense fog in the morning. .THU NIGHT...W wind around 5 kt. Waves around 2 ft or less. .FRI...S wind around 5 kt. Waves around 2 ft or less. .FRI NIGHT...S wind around 5 kt. Waves around 2 ft or less. .SAT...S wind around 5 kt. Waves around 2 ft or less. .SAT NIGHT...S wind 5 to 10 kt. Waves around 2 ft or less. A chance of showers. .SUN...S wind around 5 kt. Waves around 2 ft or less. A chance of showers in the morning. .SUN NIGHT...SW wind around 5 kt. Waves around 2 ft or less. .MON...S wind around 5 kt, veering to W in the afternoon. Waves around 2 ft or less. .MON NIGHT...SW wind around 5 kt, backing to S after midnight. Waves around 2 ft or less. $$ PZZ135-281045- Puget Sound and Hood Canal- 235 PM PDT Wed Aug 27 2025 .TONIGHT...W wind around 5 kt, veering to NW late this evening and overnight. Waves around 2 ft or less. A slight chance of showers late this evening. A chance of showers after midnight. .THU...S wind around 5 kt, veering to N in the afternoon. Waves around 2 ft or less. .THU NIGHT...NW wind around 5 kt. Waves around 2 ft or less. .FRI...SW wind around 5 kt, veering to W in the afternoon. Waves around 2 ft or less. .FRI NIGHT...NW wind around 5 kt. Waves around 2 ft or less. .SAT...SW wind around 5 kt. Waves around 2 ft or less. .SAT NIGHT...W wind 5 to 10 kt, becoming SW after midnight. Waves around 2 ft or less. A chance of showers in the evening. .SUN...SW wind around 5 kt. Waves around 2 ft or less. .SUN NIGHT...NW wind around 5 kt. Waves around 2 ft or less. .MON...N wind around 5 kt. Waves around 2 ft or less. .MON NIGHT...N wind around 5 kt. Waves around 2 ft or less. $$ PZZ110-281045- Grays Harbor Bar- 235 PM PDT Wed Aug 27 2025 ...DENSE FOG ADVISORY IN EFFECT UNTIL 11 AM PDT THURSDAY... Combined seas 2 to 4 ft. Bar conditions light. Maximum ebb currents will occur around 800 PM Wednesday, 800 AM Thursday, 830 PM Thursday. $$