Coastal Waters Forecast
Issued by NWS Los Angeles, CA
Issued by NWS Los Angeles, CA
467 FZUS56 KLOX 201608 CWFLOX Coastal Waters Forecast for California National Weather Service Los Angeles/Oxnard CA 808 AM PST Thu Nov 20 2025 Point Piedras Blancas to San Mateo Point CA out 60 NM including the Channel Islands National Marine Sanctuary ...See weather.gov/marine/wavedetail for more info on the new Wave Detail format... PZZ600-210500- 808 AM PST Thu Nov 20 2025 .Synopsis for the southern California coast and Santa Barbara Channel including the Channel Islands National Marine Sanctuary and National Park...at 16Z, or 8 AM PST, a 1012 and a 1016 mb surface low were tracking south just off the coast of Central California and will eventually combine. An associated cold front is extending into the northern Outer Waters. This system will bring a large west- northwest swell, gusty winds, rain, and potential thunderstorms to the coastal waters. Impacts will last through the weekend, with rain and thunderstorm chances tapering off late Friday into Saturday. $$ PZZ645-210500- Point Piedras Blancas to Point Sal westward out to 10 NM- 808 AM PST Thu Nov 20 2025 ...SMALL CRAFT ADVISORY IN EFFECT FROM NOON PST TODAY THROUGH LATE TONIGHT... .TODAY...SE wind 5 to 10 kt, becoming E 10 to 20 kt with gusts to 25 kt in the afternoon. Seas 3 to 4 ft, building to 4 to 6 ft. Wave Detail: NW 5 ft at 11 seconds. Rain. .TONIGHT...N wind 10 to 20 kt with gusts to 25 kt. Seas 6 to 9 ft, building to 8 to 10 ft. Wave Detail: N 2 ft at 9 seconds and NW 10 ft at 13 seconds. A chance of showers in the evening. A slight chance of tstms. .FRI...N to NW wind 10 to 15 kt. Seas 9 to 12 ft. Wave Detail: N 2 ft at 7 seconds and NW 11 ft at 14 seconds. .FRI NIGHT...N to NW wind 10 to 15 kt. Seas 6 to 9 ft. Wave Detail: NW 9 ft at 14 seconds. .SAT...N wind 5 to 10 kt. Seas 6 to 8 ft. Wave Detail: NW 8 ft at 14 seconds. .SAT NIGHT...N wind 5 to 10 kt. Seas 6 to 9 ft. Wave Detail: NW 9 ft at 17 seconds. .SUN...Light winds. Seas 7 to 9 ft. Wave Detail: NW 9 ft at 16 seconds. .SUN NIGHT...Light winds. Seas 6 to 9 ft. Wave Detail: S 2 ft at 14 seconds and NW 8 ft at 15 seconds. Patchy fog after midnight. .MON...Light winds, becoming NW 5 to 10 kt in the afternoon. Seas 6 to 8 ft. Wave Detail: S 2 ft at 13 seconds and NW 8 ft at 15 seconds. Patchy fog in the morning. .MON NIGHT...NW wind 5 to 10 kt. Seas 6 to 8 ft. Wave Detail: S 2 ft at 14 seconds and NW 7 ft at 15 seconds. Patchy fog after midnight. Winds and seas higher in and near tstms. $$ PZZ670-210500- Point Piedras Blancas to Point Sal from 10 to 60 NM- 808 AM PST Thu Nov 20 2025 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE FRIDAY NIGHT... .TODAY...S wind 15 to 25 kt, becoming NW 20 to 30 kt in the afternoon. Seas 4 to 6 ft, building to 8 to 11 ft. Wave Detail: NW 10 ft at 9 seconds and NW 7 ft at 12 seconds. Rain this morning, then a chance of rain this afternoon. .TONIGHT...NW wind 20 to 30 kt, becoming 15 to 25 kt after midnight. Seas 10 to 12 ft, building to 11 to 14 ft. Wave Detail: NW 3 ft at 8 seconds and NW 13 ft at 14 seconds. A slight chance of tstms. A chance of showers after midnight. .FRI...N wind 15 to 25 kt, becoming 10 to 20 kt in the afternoon. Seas 13 to 15 ft. Wave Detail: N 3 ft at 6 seconds, S 2 ft at 13 seconds and NW 14 ft at 14 seconds. .FRI NIGHT...N wind 10 to 20 kt with gusts to 25 kt. Seas 10 to 11 ft. Wave Detail: N 2 ft at 4 seconds and NW 11 ft at 14 seconds. .SAT...N wind 5 to 10 kt. Seas 9 to 10 ft. Wave Detail: NW 10 ft at 14 seconds. .SAT NIGHT...NW wind 5 to 10 kt. Seas 10 to 11 ft. Wave Detail: S 2 ft at 14 seconds and NW 11 ft at 16 seconds. .SUN...NW wind 5 to 10 kt. Seas 10 to 11 ft. Wave Detail: S 2 ft at 14 seconds and NW 11 ft at 16 seconds. .SUN NIGHT...NW wind 5 to 10 kt, becoming 10 to 15 kt after midnight. Seas 9 to 10 ft. Wave Detail: S 2 ft at 14 seconds and NW 10 ft at 15 seconds. Patchy fog after midnight. .MON...NW wind 10 to 15 kt. Seas 9 to 10 ft. Wave Detail: NW 2 ft at 5 seconds, S 2 ft at 14 seconds and NW 9 ft at 15 seconds. Patchy fog in the morning. .MON NIGHT...NW wind 10 to 20 kt. Seas 9 to 10 ft. Wave Detail: NW 7 ft at 8 seconds, S 2 ft at 14 seconds and NW 9 ft at 15 seconds. Patchy fog after midnight. Winds and seas higher in and near tstms. $$ PZZ673-210500- Waters from Pt. Sal to Santa Cruz Island CA and westward 60 nm including San Miguel and Santa Rosa Islands- 808 AM PST Thu Nov 20 2025 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE FRIDAY NIGHT... .TODAY...SW wind 10 to 20 kt with gusts to 25 kt, becoming NW 20 to 30 kt in the afternoon. Seas 4 to 5 ft, building to 6 to 9 ft. Wave Detail: N 7 ft at 5 seconds and NW 6 ft at 13 seconds. Rain. .TONIGHT...NW wind 20 to 30 kt. Seas 9 to 12 ft. Wave Detail: NW 11 ft at 10 seconds, NW 10 ft at 14 seconds and S 2 ft at 14 seconds. A chance of showers with a slight chance of tstms. .FRI...N wind 15 to 25 kt. Seas 11 to 14 ft. Wave Detail: N 3 ft at 7 seconds and NW 14 ft at 14 seconds. A slight chance of showers in the morning. .FRI NIGHT...N wind 15 to 20 kt. Gusts to 25 kt. Seas 9 to 12 ft. Wave Detail: N 2 ft at 5 seconds and NW 11 ft at 14 seconds. .SAT...N wind 10 to 15 kt. Seas 8 to 10 ft. Wave Detail: N 2 ft at 5 seconds, NW 9 ft at 14 seconds and S 2 ft at 15 seconds. .SAT NIGHT...NW wind 10 to 15 kt. Seas 8 to 11 ft. Wave Detail: NW 2 ft at 4 seconds, S 2 ft at 14 seconds and NW 10 ft at 17 seconds. .SUN...NW wind 10 to 15 kt, becoming 5 to 10 kt in the afternoon. Seas 8 to 11 ft. Wave Detail: NW 2 ft at 5 seconds, S 2 ft at 14 seconds and NW 10 ft at 16 seconds. .SUN NIGHT...NW wind 5 to 10 kt. Seas 8 to 9 ft. Wave Detail: NW 9 ft at 15 seconds and S 2 ft at 15 seconds. Patchy fog after midnight. .MON...NW wind 10 to 15 kt. Seas 7 to 10 ft. Wave Detail: NW 2 ft at 5 seconds, S 2 ft at 14 seconds and NW 9 ft at 15 seconds. Patchy fog in the morning. .MON NIGHT...NW wind 15 to 20 kt. Seas 8 to 10 ft. Wave Detail: NW 7 ft at 8 seconds, S 2 ft at 14 seconds and NW 9 ft at 15 seconds. Patchy fog after midnight. Winds and seas higher in and near tstms. $$ PZZ676-210500- Outer waters from Santa Cruz Island to San Clemente Island to 60 NM offshore including San Nicolas and Santa Barbara Islands- 808 AM PST Thu Nov 20 2025 ...SMALL CRAFT ADVISORY IN EFFECT FROM NOON PST TODAY THROUGH LATE FRIDAY NIGHT... .TODAY...W wind 10 to 15 kt, becoming S 15 to 25 kt in the afternoon. Seas 4 to 6 ft. Wave Detail: NW 3 ft at 6 seconds and NW 4 ft at 11 seconds. A chance of rain this morning, then rain this afternoon. .TONIGHT...NW wind 20 to 30 kt. Seas 7 to 10 ft. Wave Detail: NW 8 ft at 8 seconds, NW 7 ft at 11 seconds and S 2 ft at 13 seconds. A slight chance of tstms. Rain in the evening, then a chance of rain after midnight. .FRI...N wind 15 to 25 kt, becoming NE in the afternoon. Seas 8 to 11 ft. Wave Detail: NW 3 ft at 7 seconds, NW 10 ft at 13 seconds and S 3 ft at 13 seconds. A chance of showers with a slight chance of tstms. .FRI NIGHT...N wind 10 to 20 kt with gusts to 25 kt. Seas 7 to 10 ft. Wave Detail: NE 2 ft at 5 seconds and NW 8 ft at 14 seconds. A slight chance of showers in the evening. .SAT...N wind 10 to 15 kt. Seas 6 to 8 ft. Wave Detail: N 3 ft at 5 seconds, NW 8 ft at 14 seconds and S 2 ft at 15 seconds. .SAT NIGHT...NW wind 10 to 15 kt. Seas 6 to 9 ft. Wave Detail: NW 2 ft at 4 seconds, S 2 ft at 14 seconds and NW 8 ft at 17 seconds. .SUN...NW wind 10 to 15 kt, becoming 5 to 10 kt in the afternoon. Seas 6 to 8 ft. Wave Detail: S 2 ft at 14 seconds and NW 8 ft at 16 seconds. .SUN NIGHT...NW wind 5 to 10 kt. Seas 6 to 8 ft. Wave Detail: S 2 ft at 14 seconds and NW 7 ft at 15 seconds. Patchy fog after midnight. .MON...NW wind 10 to 15 kt. Seas 6 to 8 ft. Wave Detail: S 2 ft at 14 seconds and NW 7 ft at 15 seconds. Patchy fog in the morning. .MON NIGHT...NW wind 10 to 20 kt. Seas 6 to 8 ft. Wave Detail: NW 2 ft at 5 seconds, S 2 ft at 14 seconds and NW 7 ft at 15 seconds. Patchy fog after midnight. Winds and seas higher in and near tstms. $$ PZZ650-210500- East Santa Barbara Channel from Pt. Conception to Pt. Mugu CA including Santa Cruz Island- 808 AM PST Thu Nov 20 2025 ...SMALL CRAFT ADVISORY IN EFFECT FROM 3 PM PST THIS AFTERNOON THROUGH FRIDAY AFTERNOON... .TODAY...W wind 5 to 10 kt, becoming SE to E 10 to 20 kt with gusts up to 25 kt this afternoon. Seas 2 to 3 ft. Wave Detail: W 2 ft at 10 seconds. A chance of rain this morning, then rain this afternoon. .TONIGHT...N wind 10 to 20 kt with local gusts to 25 kt. Seas 4 to 6 ft. Wave Detail: NE 3 ft at 5 seconds and W 5 ft at 10 seconds. A slight chance of tstms. Showers likely in the evening, then a chance of showers after midnight. .FRI...NE wind 10 to 20 kt with gusts to 25 kt. Strongest from Ventura to Point Mugu. Seas 4 to 6 ft. Wave Detail: N 2 ft at 5 seconds and W 5 ft at 13 seconds. A chance of showers in the morning, then a slight chance of showers in the afternoon. .FRI NIGHT...N wind 10 to 20 kt with gusts to 25 kt. Strongest from Ventura to Point Mugu. Seas 3 to 5 ft. Wave Detail: W 4 ft at 14 seconds. .SAT...N wind 5 to 10 kt. Seas 3 to 5 ft. Wave Detail: W 4 ft at 14 seconds. .SAT NIGHT...NW wind 5 to 10 kt. Seas 3 to 5 ft. Wave Detail: W 4 ft at 15 seconds. .SUN...Light winds. Seas 2 to 4 ft. Wave Detail: W 4 ft at 16 seconds. .SUN NIGHT...NW wind 5 to 10 kt in the evening, becoming light. Seas 2 to 4 ft. Wave Detail: W 3 ft at 15 seconds. Patchy fog after midnight. .MON...Light winds, becoming W 5 to 10 kt in the afternoon. Seas 2 to 4 ft. Wave Detail: W 3 ft at 15 seconds. Patchy fog in the morning. .MON NIGHT...NW wind 10 to 15 kt, becoming N 5 to 10 kt after midnight. Seas 3 to 5 ft. Wave Detail: W 4 ft at 11 seconds. Patchy fog after midnight. Winds and seas higher in and near tstms. $$ PZZ655-210500- Inner waters from Point Mugu to San Mateo Pt. CA including Santa Catalina and Anacapa Islands- 808 AM PST Thu Nov 20 2025 ...SMALL CRAFT ADVISORY IN EFFECT FROM 3 PM PST THIS AFTERNOON THROUGH FRIDAY AFTERNOON... .TODAY...W wind 5 to 10 kt, becoming S to SE 10 to 20 this afternoon. Seas 2 to 3 ft. Wave Detail: W 2 ft at 6 seconds. A slight chance of rain this morning, then rain this afternoon. .TONIGHT...SE wind 10 to 20 kt with gusts to 25 kt, becoming E 15 to 25 kt after midnight. Seas 3 to 4 ft, building to 4 to 6 ft. Wave Detail: N 4 ft at 6 seconds, W 2 ft at 10 seconds and S 2 ft at 13 seconds. A slight chance of tstms. Rain in the evening, then a chance of rain after midnight. .FRI...NE to E wind 15 to 20 kt with gusts to 25 kt in the afternoon. Seas 3 to 5 ft. Wave Detail: NE 3 ft at 7 seconds, W 3 ft at 13 seconds and S 2 ft at 13 seconds. A chance of showers with a slight chance of tstms. .FRI NIGHT...Point Mugu to Malibu, N to NE wind 15 to 25 kt. Otherwise, N wind 10 to 15 kt. Seas 3 to 5 ft. Wave Detail: NE 3 ft at 5 seconds and W 3 ft at 13 seconds. A slight chance of showers. .SAT...N wind 10 to 15 kt, becoming 5 to 10 kt in the afternoon. Seas 3 to 4 ft. Wave Detail: NE 2 ft at 5 seconds and W 3 ft at 14 seconds. .SAT NIGHT...NW wind 5 to 10 kt. Seas 2 to 4 ft. Wave Detail: W 3 ft at 14 seconds and S 2 ft at 14 seconds. .SUN...Light winds. Seas 2 to 4 ft. Wave Detail: S 2 ft at 14 seconds and W 3 ft at 16 seconds. .SUN NIGHT...Light winds. Seas 2 to 4 ft. Wave Detail: S 2 ft at 14 seconds and W 3 ft at 16 seconds. Patchy fog after midnight. .MON...Light winds. Seas 2 to 3 ft. Wave Detail: S 2 ft at 14 seconds and W 2 ft at 15 seconds. Patchy fog in the morning. .MON NIGHT...W wind 5 to 10 kt in the evening, becoming light. Seas 2 to 4 ft. Wave Detail: S 2 ft at 14 seconds and W 3 ft at 15 seconds. Patchy fog after midnight. Winds and seas higher in and near tstms. $$ www.weather.gov/losangeles