Coastal Waters Forecast
Issued by NWS Eureka, CA
Issued by NWS Eureka, CA
159 FZUS56 KEKA 200430 CWFEKA Coastal Waters Forecast for Northwest California National Weather Service Eureka CA 930 PM PDT Tue Aug 19 2025 WATERS FROM PT ST GEORGE TO PT ARENA AND OUT 60 NM PZZ400-201715- 930 PM PDT Tue Aug 19 2025 .SYNOPSIS FOR NORTHERN CALIFORNIA WATERS....High pressure is building into the area. Northerly winds have started to slowly increase with fresh to strong breezes by Wednesday afternoon. Locally stronger winds are expected in the lee of Cape Mendocino where winds will reach near-gales. Seas remain driven by a 3 foot wave at 10 seconds. This will diminish and wind driven waves are expected to dominate. Stronger northerly winds are likely Thursday and Friday. $$ PZZ450-201715- Pt St George to Cape Mendocino out 10 nm- 930 PM PDT Tue Aug 19 2025 .REST OF TONIGHT...N wind 5 to 10 kt. Seas 4 ft. Wave Detail: NW 2 ft at 5 seconds and NW 4 ft at 10 seconds. Patchy dense fog. .WED...NW wind 5 to 10 kt. Seas 5 ft. Wave Detail: NW 3 ft at 5 seconds and NW 3 ft at 10 seconds. .WED NIGHT...N wind 5 to 10 kt. Seas 6 ft. Wave Detail: NW 5 ft at 6 seconds and NW 3 ft at 9 seconds. .THU...NW wind 10 to 15 kt. Seas 6 ft. Wave Detail: NW 6 ft at 8 seconds. .THU NIGHT...N wind 5 to 10 kt. Seas 6 ft. Wave Detail: NW 6 ft at 7 seconds. .FRI...NW wind 5 to 10 kt. Seas 5 ft. Wave Detail: NW 5 ft at 7 seconds. .FRI NIGHT...N wind 5 to 10 kt. Seas 5 ft. Wave Detail: NW 4 ft at 7 seconds. .SAT...NW wind 5 to 10 kt. Seas 4 ft. Wave Detail: NW 4 ft at 7 seconds. .SAT NIGHT...N wind 5 to 10 kt. Seas 4 ft. Wave Detail: NW 4 ft at 7 seconds. .SUN...NW wind 5 to 10 kt. Seas 4 ft. Wave Detail: NW 4 ft at 7 seconds. .SUN NIGHT...N wind 5 to 10 kt. Seas 4 ft. Wave Detail: NW 4 ft at 8 seconds. $$ PZZ470-201715- Pt St George to Cape Mendocino 10 to 60 nm- 930 PM PDT Tue Aug 19 2025 ...SMALL CRAFT ADVISORY IN EFFECT FROM WEDNESDAY EVENING THROUGH FRIDAY EVENING... .REST OF TONIGHT...N wind 10 to 15 kt. Seas 5 ft. Wave Detail: N 4 ft at 5 seconds and NW 4 ft at 10 seconds. .WED...N wind 15 to 20 kt. Seas 6 ft. Wave Detail: N 5 ft at 5 seconds and NW 3 ft at 10 seconds. .WED NIGHT...N wind 20 to 25 kt with gusts up to 35 kt. Seas around 8 ft. Wave Detail: N 8 ft at 7 seconds and NW 3 ft at 9 seconds. .THU...N wind 20 to 25 kt with gusts up to 35 kt. Seas 9 ft. Wave Detail: N 9 ft at 8 seconds and SW 2 ft at 15 seconds. .THU NIGHT...N wind 20 to 25 kt. Seas 9 ft. Wave Detail: N 9 ft at 8 seconds and SW 2 ft at 15 seconds. .FRI...N wind 15 to 20 kt. Seas 7 ft. Wave Detail: N 7 ft at 8 seconds. .FRI NIGHT...N wind 15 to 20 kt. Seas 6 ft. Wave Detail: N 6 ft at 7 seconds and S 2 ft at 15 seconds. .SAT...N wind 15 to 20 kt. Seas 6 ft. Wave Detail: N 6 ft at 7 seconds and S 2 ft at 15 seconds. .SAT NIGHT...N wind 15 to 20 kt. Seas 6 ft. Wave Detail: N 6 ft at 6 seconds and S 2 ft at 15 seconds. .SUN...N wind 15 to 20 kt. Seas 6 ft. Wave Detail: N 6 ft at 6 seconds and S 2 ft at 14 seconds. .SUN NIGHT...N wind 15 to 20 kt. Seas 7 ft. Wave Detail: N 7 ft at 7 seconds and S 2 ft at 14 seconds. $$ PZZ455-201715- Cape Mendocino to Pt Arena out 10 nm- 930 PM PDT Tue Aug 19 2025 ...SMALL CRAFT ADVISORY IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH LATE THURSDAY NIGHT... .REST OF TONIGHT...N wind 15 to 20 kt. Gusts up to 35 kt late this evening. Seas 6 ft. Wave Detail: NW 5 ft at 5 seconds and NW 3 ft at 11 seconds. .WED...NW wind 20 to 25 kt with gusts up to 35 kt. Seas 6 ft. Wave Detail: N 6 ft at 6 seconds and NW 3 ft at 10 seconds. .WED NIGHT...NW wind 20 to 25 kt. Seas 6 ft. Wave Detail: NW 6 ft at 6 seconds and NW 3 ft at 9 seconds. .THU...NW wind 20 to 25 kt with gusts up to 40 kt. Seas 7 ft. Wave Detail: N 7 ft at 7 seconds and SW 2 ft at 15 seconds. .THU NIGHT...NW wind 15 to 20 kt. Seas 7 ft. Wave Detail: N 7 ft at 8 seconds and SW 2 ft at 15 seconds. .FRI...NW wind 10 to 15 kt. Seas 6 ft. Wave Detail: N 6 ft at 8 seconds and SW 2 ft at 15 seconds. .FRI NIGHT...N wind 10 to 15 kt. Seas 5 ft. Wave Detail: N 5 ft at 7 seconds and S 2 ft at 15 seconds. .SAT...NW wind 10 to 15 kt. Seas 5 ft. Wave Detail: N 5 ft at 6 seconds and S 2 ft at 15 seconds. .SAT NIGHT...NW wind 10 to 15 kt. Seas 5 ft. Wave Detail: NW 5 ft at 6 seconds and S 2 ft at 15 seconds. .SUN...NW wind 5 to 10 kt. Seas 5 ft. Wave Detail: N 4 ft at 6 seconds and S 2 ft at 14 seconds. .SUN NIGHT...N wind 10 to 15 kt. Seas 5 ft. Wave Detail: NW 5 ft at 6 seconds and S 2 ft at 14 seconds. $$ PZZ475-201715- Cape Mendocino to Pt Arena 10 to 60 nm- 930 PM PDT Tue Aug 19 2025 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE FRIDAY NIGHT... .REST OF TONIGHT...N wind 20 to 25 kt, easing to 15 to 20 kt. Seas 6 ft. Wave Detail: N 6 ft at 5 seconds and NW 4 ft at 11 seconds. .WED...NW wind 20 to 25 kt. Seas 6 ft. Wave Detail: N 6 ft at 6 seconds and NW 3 ft at 10 seconds. .WED NIGHT...N wind 20 to 25 kt. Seas 7 ft. Wave Detail: N 7 ft at 6 seconds and NW 3 ft at 9 seconds. .THU...N wind 20 to 25 kt with gusts up to 35 kt. Seas 8 ft. Wave Detail: N 8 ft at 7 seconds and SW 2 ft at 15 seconds. .THU NIGHT...N wind 20 to 25 kt. Seas 9 ft. Wave Detail: N 9 ft at 8 seconds and S 2 ft at 15 seconds. .FRI...N wind 20 to 25 kt. Seas 8 ft. Wave Detail: N 8 ft at 8 seconds and S 2 ft at 15 seconds. .FRI NIGHT...N wind 15 to 20 kt. Seas 8 ft. Wave Detail: N 8 ft at 7 seconds and S 2 ft at 15 seconds. .SAT...N wind 15 to 20 kt. Seas 7 ft. Wave Detail: N 7 ft at 7 seconds and S 2 ft at 15 seconds. .SAT NIGHT...N wind 15 to 20 kt. Seas 7 ft. Wave Detail: N 7 ft at 6 seconds and S 2 ft at 15 seconds. .SUN...N wind 15 to 20 kt. Seas 7 ft. Wave Detail: N 7 ft at 6 seconds and S 2 ft at 14 seconds. .SUN NIGHT...N wind 15 to 20 kt. Seas 6 ft. Wave Detail: N 6 ft at 6 seconds and S 2 ft at 14 seconds. $$