Coastal Waters Forecast
Issued by NWS Eureka, CA
Issued by NWS Eureka, CA
817 FZUS56 KEKA 282203 CWFEKA Coastal Waters Forecast for Northwest California National Weather Service Eureka CA 303 PM PDT Mon Sep 28 2026 WATERS FROM PT ST GEORGE TO PT ARENA AND OUT 60 NM PZZ400-291115- 303 PM PDT Mon Sep 28 2026 .SYNOPSIS FOR NORTHERN CALIFORNIA WATERS...Building onshore surface pressure gradients between the eastern Pacific high and interior thermal low will maintain moderate to strong northerlies across the coastal waters, and will be strongest in the lee of Cape Mendocino. A long-period northwest swell arriving today will elevate sea states and increase wave steepness across all coastal zones, maintaining elevated, hazardous seas through mid-week. $$ PZZ450-291115- Coastal waters from Pt. St. George to Cape Mendocino CA out 10 nm- 303 PM PDT Mon Sep 28 2026 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH TUESDAY MORNING... .TONIGHT...N wind 15 to 20 kt. Gusts up to 35 kt this evening. Seas 8 ft. Wave Detail: NW 7 ft at 8 seconds and NW 5 ft at 15 seconds. .TUE...N wind 10 to 15 kt. Seas 7 ft. Wave Detail: NW 6 ft at 7 seconds and NW 5 ft at 14 seconds. .TUE NIGHT...N wind 15 to 20 kt. Seas 7 ft. Wave Detail: NW 5 ft at 6 seconds and NW 7 ft at 13 seconds. .WED...N wind 10 to 15 kt. Seas 7 ft. Wave Detail: NW 7 ft at 12 seconds. .WED NIGHT...N wind 5 to 10 kt. Seas 7 ft. Wave Detail: NW 7 ft at 10 seconds. .THU...N wind 5 to 10 kt. Seas 6 ft. Wave Detail: NW 6 ft at 10 seconds. .THU NIGHT...N wind 5 to 10 kt. Seas 5 ft. Wave Detail: NW 5 ft at 10 seconds and SW 1 foot at 15 seconds. .FRI...N wind 5 to 10 kt. Seas 5 ft. Wave Detail: NW 5 ft at 9 seconds and SW 1 foot at 14 seconds. .FRI NIGHT...N wind 5 to 10 kt. Seas 5 ft. Wave Detail: NW 5 ft at 9 seconds and SW 1 foot at 13 seconds. .SAT...N wind 5 kt. Seas 5 ft. Wave Detail: NW 5 ft at 9 seconds and S 1 foot at 12 seconds. .SAT NIGHT...N wind 5 kt. Seas 6 ft. $$ PZZ470-291115- Waters from Pt. St. George to Cape Mendocino CA from 10 to 60 nm- 303 PM PDT Mon Sep 28 2026 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH TUESDAY MORNING... .TONIGHT...N wind 20 to 25 kt. Gusts up to 35 kt this evening. Seas 10 ft. Wave Detail: N 9 ft at 8 seconds and S 2 ft at 13 seconds. .TUE...N wind 15 to 20 kt. Seas 8 ft. Wave Detail: N 7 ft at 7 seconds and S 2 ft at 13 seconds. .TUE NIGHT...N wind 20 to 25 kt with gusts up to 35 kt. Seas around 8 ft. Wave Detail: NW 5 ft at 5 seconds and S 2 ft at 12 seconds. .WED...N wind 20 to 25 kt. Seas 9 ft. Wave Detail: N 6 ft at 6 seconds and NW 8 ft at 12 seconds. .WED NIGHT...N wind 20 to 25 kt. Seas 10 ft. Wave Detail: N 9 ft at 8 seconds and NW 8 ft at 11 seconds. .THU...N wind 20 to 25 kt. Seas 8 ft. Wave Detail: N 8 ft at 9 seconds and SW 2 ft at 15 seconds. .THU NIGHT...N wind 15 to 20 kt. Seas 7 ft. Wave Detail: NW 7 ft at 9 seconds and SW 2 ft at 14 seconds. .FRI...N wind 20 to 25 kt. Seas 7 ft. Wave Detail: N 7 ft at 7 seconds and S 2 ft at 14 seconds. .FRI NIGHT...N wind 20 to 25 kt. Seas 7 ft. Wave Detail: N 7 ft at 7 seconds and S 2 ft at 12 seconds. .SAT...N wind 15 to 20 kt. Seas 7 ft. Wave Detail: N 7 ft at 8 seconds and S 2 ft at 12 seconds. .SAT NIGHT...N wind 10 to 15 kt. Seas 7 ft. $$ PZZ455-291115- Coastal waters from Cape Mendocino to Pt. Arena CA out 10 nm- 303 PM PDT Mon Sep 28 2026 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH WEDNESDAY MORNING... .TONIGHT...N wind 20 to 25 kt with gusts up to 35 kt. Seas 9 ft. Wave Detail: NW 9 ft at 8 seconds and S 2 ft at 13 seconds. .TUE...NW wind 25 to 30 kt with gusts up to 40 kt. Seas 8 ft. Wave Detail: NW 8 ft at 8 seconds and S 2 ft at 12 seconds. .TUE NIGHT...NW wind 20 to 25 kt with gusts up to 35 kt. Seas around 9 ft. Wave Detail: NW 9 ft at 8 seconds and NW 4 ft at 13 seconds. .WED...NW wind 15 to 20 kt with gusts up to 35 kt. Seas 8 ft. Wave Detail: NW 8 ft at 9 seconds and NW 5 ft at 12 seconds. .WED NIGHT...N wind 15 to 20 kt with gusts up to 35 kt. Seas around 7 ft. Wave Detail: NW 7 ft at 9 seconds and NW 4 ft at 12 seconds. .THU...NW wind 10 to 15 kt. Seas 7 ft. Wave Detail: NW 7 ft at 9 seconds and SW 2 ft at 15 seconds. .THU NIGHT...N wind 15 to 20 kt. Seas 6 ft. Wave Detail: NW 6 ft at 10 seconds and SW 2 ft at 14 seconds. .FRI...N wind 15 to 20 kt. Seas 5 ft. Wave Detail: NW 5 ft at 9 seconds and S 2 ft at 13 seconds. .FRI NIGHT...N wind 10 to 15 kt. Seas 5 ft. Wave Detail: NW 5 ft at 8 seconds and S 2 ft at 12 seconds. .SAT...NW wind 5 to 10 kt. Seas 5 ft. Wave Detail: NW 5 ft at 9 seconds and S 2 ft at 12 seconds. .SAT NIGHT...N wind 5 to 10 kt. Seas 5 ft. $$ PZZ475-291115- Waters from Cape Mendocino to Pt. Arena CA from 10 to 60 nm- 303 PM PDT Mon Sep 28 2026 ...GALE WARNING IN EFFECT THROUGH WEDNESDAY MORNING... .TONIGHT...N wind 20 to 25 kt with gusts up to 40 kt. Seas 12 ft. Wave Detail: N 11 ft at 9 seconds and NW 5 ft at 15 seconds. .TUE...N wind 25 to 30 kt with gusts up to 40 kt. Seas 10 ft. Wave Detail: N 10 ft at 8 seconds and S 2 ft at 13 seconds. .TUE NIGHT...N wind 25 to 30 kt with gusts up to 40 kt. Seas around 10 ft. Wave Detail: NW 10 ft at 8 seconds and NW 5 ft at 13 seconds. .WED...N wind 25 to 30 kt. Seas 11 ft. Wave Detail: N 10 ft at 8 seconds and NW 8 ft at 12 seconds. .WED NIGHT...N wind 20 to 25 kt with gusts up to 35 kt. Seas around 10 ft. Wave Detail: N 10 ft at 9 seconds and NW 7 ft at 12 seconds. .THU...N wind 20 to 25 kt. Seas 9 ft. Wave Detail: N 9 ft at 9 seconds and SW 2 ft at 15 seconds. .THU NIGHT...N wind 20 to 25 kt. Seas 8 ft. Wave Detail: NW 8 ft at 8 seconds and S 2 ft at 14 seconds. .FRI...N wind 20 to 25 kt. Seas 8 ft. Wave Detail: NW 8 ft at 8 seconds and S 2 ft at 13 seconds. .FRI NIGHT...N wind 20 to 25 kt. Seas 7 ft. Wave Detail: NW 7 ft at 7 seconds and S 2 ft at 12 seconds. .SAT...N wind 15 to 20 kt. Seas 8 ft. Wave Detail: NW 8 ft at 8 seconds and S 2 ft at 12 seconds. .SAT NIGHT...N wind 10 to 15 kt. Seas 7 ft. $$