


Coastal Waters Forecast
Issued by NWS Los Angeles, CA
Issued by NWS Los Angeles, CA
695 FZUS56 KLOX 220437 CWFLOX Coastal Waters Forecast for California National Weather Service Los Angeles/Oxnard CA 937 PM PDT Sun Sep 21 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... PZZ600-221730- 937 PM PDT Sun Sep 21 2025 .Synopsis for the southern California coast and Santa Barbara Channel including the Channel Islands National Marine Sanctuary and National Park...at 04Z, or 9 PM PDT, a 1023 mb high was 1200 NM W of Point Conception and a 1003 mb surface low was over southern Utah. Increased chances for more widespread thunderstorms and showers exist later Tuesday through Wednesday. Any thunderstorm that forms will be capable of producing locally gale force winds and rough seas, dangerous lightning, heavy rainfall with reduced visibility, and waterspouts. $$ PZZ645-221730- Point Piedras Blancas to Point Sal westward out to 10 NM- 937 PM PDT Sun Sep 21 2025 .TONIGHT...NW wind 10 to 20 kt this evening, becoming light. Seas 4 to 5 ft. Wave Detail: NW 3 ft at 6 seconds, NW 4 ft at 12 seconds and S 2 ft at 12 seconds. Patchy fog this evening. .MON...NW wind 5 to 10 kt, becoming 10 to 20 kt in the afternoon. Seas 4 to 6 ft. Wave Detail: NW 2 ft at 6 seconds, NW 5 ft at 11 seconds and S 2 ft at 12 seconds. .MON NIGHT...NW wind 10 to 20 kt, becoming 5 to 10 kt after midnight. Seas 4 to 6 ft. Wave Detail: NW 2 ft at 7 seconds, NW 5 ft at 11 seconds and SW 2 ft at 13 seconds. A slight chance of showers. .TUE...Light winds, becoming W 5 to 10 kt in the afternoon. Seas 4 to 5 ft. Wave Detail: NW 5 ft at 11 seconds. A chance of showers with a slight chance of tstms. .TUE NIGHT...W wind 5 to 10 kt in the evening, becoming light. Seas 4 to 5 ft. Wave Detail: NW 5 ft at 11 seconds and SW 2 ft at 15 seconds. A chance of showers with a slight chance of tstms. .WED...Light winds, becoming W 5 to 10 kt in the afternoon. Seas 3 to 4 ft. Wave Detail: NW 4 ft at 11 seconds and SW 2 ft at 15 seconds. A chance of showers with a slight chance of tstms in the morning, then a slight chance of showers in the afternoon. .WED NIGHT...NW wind 10 to 15 kt, becoming 5 to 10 kt after midnight. Seas 3 to 4 ft. Wave Detail: NW 3 ft at 10 seconds and SW 2 ft at 14 seconds. Patchy fog after midnight. .THU...NW wind 5 to 10 kt, becoming 10 to 15 kt in the afternoon. Seas 3 to 4 ft. Wave Detail: NW 3 ft at 10 seconds and SW 2 ft at 14 seconds. Patchy fog in the morning. .THU NIGHT...NW wind 10 to 15 kt, becoming 5 to 10 kt after midnight. Seas 3 to 4 ft. Wave Detail: NW 3 ft at 5 seconds, NW 2 ft at 10 seconds and SW 2 ft at 13 seconds. Patchy fog after midnight. .FRI...NW wind 5 to 10 kt. Seas 3 to 4 ft. Wave Detail: NW 4 ft at 10 seconds and SW 2 ft at 12 seconds. Patchy fog in the morning. .FRI NIGHT...NW wind 5 to 10 kt in the evening, becoming light. Seas 3 to 5 ft. Wave Detail: NW 4 ft at 10 seconds and SW 2 ft at 13 seconds. Patchy fog after midnight. Winds and seas higher in and near tstms. $$ PZZ670-221730- Point Piedras Blancas to Point Sal from 10 to 60 NM- 937 PM PDT Sun Sep 21 2025 .TONIGHT...NW wind 15 to 25 kt, becoming 10 to 20 kt after midnight. Seas 6 to 7 ft. Wave Detail: NW 4 ft at 6 seconds, NW 5 ft at 12 seconds and S 2 ft at 12 seconds. Patchy fog this evening. .MON...NW wind 10 to 20 kt. Seas 6 to 7 ft. Wave Detail: NW 4 ft at 7 seconds, NW 6 ft at 11 seconds and S 2 ft at 12 seconds. .MON NIGHT...NW wind 15 to 20 kt, becoming 10 to 15 kt after midnight. Seas 6 to 7 ft. Wave Detail: NW 3 ft at 6 seconds, NW 6 ft at 11 seconds and S 2 ft at 12 seconds. A slight chance of showers after midnight. .TUE...NW wind 5 to 10 kt. Seas 6 to 7 ft. Wave Detail: NW 2 ft at 4 seconds, NW 7 ft at 11 seconds and S 2 ft at 11 seconds. A slight chance of tstms. A chance of showers in the afternoon. .TUE NIGHT...NW wind 5 to 10 kt. Seas 6 ft. Wave Detail: NW 6 ft at 11 seconds and SW 2 ft at 15 seconds. A chance of showers with a slight chance of tstms. .WED...Light winds, becoming W 5 to 10 kt in the afternoon. Seas 4 to 5 ft. Wave Detail: NW 5 ft at 11 seconds and SW 2 ft at 15 seconds. A slight chance of tstms in the morning. .WED NIGHT...NW wind 5 to 10 kt. Seas 4 to 5 ft. Wave Detail: NW 4 ft at 10 seconds and SW 2 ft at 13 seconds. Patchy fog after midnight. .THU...NW wind 5 to 10 kt, becoming 10 to 15 kt in the afternoon. Seas 4 to 5 ft. Wave Detail: NW 4 ft at 10 seconds and SW 2 ft at 14 seconds. Patchy fog in the morning. .THU NIGHT...NW wind 10 to 15 kt. Seas 4 to 5 ft. Wave Detail: NW 2 ft at 5 seconds, NW 4 ft at 10 seconds and SW 2 ft at 13 seconds. Patchy fog after midnight. .FRI...NW wind 10 to 15 kt. Seas 5 to 6 ft. Wave Detail: NW 2 ft at 5 seconds, NW 5 ft at 10 seconds and SW 2 ft at 13 seconds. Patchy fog in the morning. .FRI NIGHT...NW wind 10 to 20 kt. Seas 6 to 7 ft. Wave Detail: NW 2 ft at 5 seconds, NW 6 ft at 10 seconds and S 3 ft at 14 seconds. Patchy fog after midnight. Winds and seas higher in and near tstms. $$ PZZ673-221730- Waters from Pt. Sal to Santa Cruz Island CA and westward 60 nm including San Miguel and Santa Rosa Islands- 937 PM PDT Sun Sep 21 2025 .TONIGHT...NW wind 10 to 20 kt. Seas 5 to 6 ft. Wave Detail: NW 2 ft at 6 seconds, NW 5 ft at 12 seconds and S 2 ft at 12 seconds. Patchy fog this evening. .MON...NW wind 10 to 20 kt. Seas 5 to 7 ft. Wave Detail: NW 5 ft at 7 seconds, NW 5 ft at 12 seconds and S 2 ft at 12 seconds. .MON NIGHT...NW wind 10 to 20 kt. Seas 5 to 7 ft. Wave Detail: NW 2 ft at 7 seconds, NW 6 ft at 11 seconds and SW 2 ft at 12 seconds. A slight chance of showers in the evening, then a chance of showers after midnight. .TUE...NW wind 5 to 10 kt. Seas 5 to 6 ft. Wave Detail: NW 6 ft at 12 seconds and SW 2 ft at 15 seconds. A slight chance of tstms. A chance of showers in the afternoon. .TUE NIGHT...NW wind 10 to 15 kt, becoming 5 to 10 kt after midnight. Seas 5 to 6 ft. Wave Detail: NW 6 ft at 11 seconds and SW 2 ft at 15 seconds. A chance of showers in the evening. A slight chance of tstms. .WED...Light winds, becoming NW 10 to 20 kt in the afternoon. Seas 4 to 5 ft. Wave Detail: NW 5 ft at 11 seconds and SW 2 ft at 15 seconds. A slight chance of tstms in the morning. .WED NIGHT...NW wind 15 to 25 kt, becoming 10 to 20 kt after midnight. Seas 4 ft. Wave Detail: NW 2 ft at 4 seconds, NW 4 ft at 11 seconds and SW 2 ft at 14 seconds. Patchy fog after midnight. .THU...NW wind 15 to 25 kt, becoming 10 to 20 kt in the afternoon. Seas 4 ft. Wave Detail: NW 2 ft at 4 seconds, NW 4 ft at 10 seconds and SW 2 ft at 14 seconds. Patchy fog in the morning. .THU NIGHT...NW wind 15 to 25 kt, becoming 10 to 20 kt after midnight. Seas 4 to 5 ft. Wave Detail: NW 3 ft at 5 seconds, NW 4 ft at 10 seconds and SW 2 ft at 13 seconds. Patchy fog after midnight. .FRI...NW wind 10 to 20 kt. Seas 4 to 6 ft. Wave Detail: NW 2 ft at 5 seconds, NW 5 ft at 10 seconds and S 2 ft at 14 seconds. Patchy fog in the morning. .FRI NIGHT...NW wind 10 to 20 kt. Seas 5 to 6 ft. Wave Detail: NW 2 ft at 5 seconds, NW 5 ft at 10 seconds and S 3 ft at 14 seconds. Patchy fog after midnight. Winds and seas higher in and near tstms. $$ PZZ676-221730- Outer waters from Santa Cruz Island to San Clemente Island to 60 NM offshore including San Nicolas and Santa Barbara Islands- 937 PM PDT Sun Sep 21 2025 .TONIGHT...NW wind 10 to 20 kt. Seas 4 to 6 ft. Wave Detail: NW 4 ft at 6 seconds, NW 3 ft at 12 seconds and S 2 ft at 12 seconds. Patchy fog this evening. .MON...W wind 10 to 15 kt. Seas 4 to 6 ft. Wave Detail: NW 3 ft at 6 seconds, NW 4 ft at 12 seconds and S 2 ft at 12 seconds. .MON NIGHT...NW wind 10 to 15 kt. Seas 4 to 6 ft. Wave Detail: NW 2 ft at 5 seconds, NW 4 ft at 11 seconds and SW 2 ft at 13 seconds. A slight chance of showers. .TUE...NW wind 5 to 10 kt, becoming W 10 to 15 kt in the afternoon. Seas 4 to 6 ft. Wave Detail: NW 4 ft at 11 seconds and SW 2 ft at 14 seconds. A slight chance of tstms in the afternoon. .TUE NIGHT...W wind 10 to 15 kt. Seas 4 to 6 ft. Wave Detail: NW 4 ft at 6 seconds, NW 4 ft at 11 seconds and SW 2 ft at 15 seconds. A chance of showers in the evening. A slight chance of tstms. .WED...Light winds, becoming W 10 to 20 kt in the afternoon. Seas 3 to 5 ft. Wave Detail: NW 2 ft at 5 seconds, NW 4 ft at 11 seconds and SW 2 ft at 15 seconds. .WED NIGHT...W wind 15 to 20 kt, becoming NW after midnight. Seas 3 to 4 ft. Wave Detail: NW 3 ft at 5 seconds, NW 3 ft at 10 seconds and SW 2 ft at 14 seconds. Patchy fog after midnight. .THU...NW wind 15 to 25 kt, becoming 10 to 20 kt in the afternoon. Seas 3 to 4 ft. Wave Detail: NW 3 ft at 5 seconds, NW 2 ft at 10 seconds and SW 2 ft at 14 seconds. Patchy fog in the morning. .THU NIGHT...NW wind 15 to 25 kt, becoming 10 to 20 kt after midnight. Seas 3 to 5 ft. Wave Detail: NW 4 ft at 5 seconds, NW 2 ft at 10 seconds and SW 2 ft at 13 seconds. Patchy fog after midnight. .FRI...NW wind 10 to 20 kt. Seas 3 to 5 ft. Wave Detail: NW 4 ft at 6 seconds, NW 3 ft at 10 seconds and SW 2 ft at 13 seconds. Patchy fog in the morning. .FRI NIGHT...NW wind 10 to 15 kt. Seas 4 to 6 ft. Wave Detail: NW 2 ft at 5 seconds, NW 4 ft at 10 seconds and S 2 ft at 14 seconds. Patchy fog after midnight. Winds and seas higher in and near tstms. $$ PZZ650-221730- East Santa Barbara Channel from Pt. Conception to Pt. Mugu CA including Santa Cruz Island- 937 PM PDT Sun Sep 21 2025 .TONIGHT...W wind 10 to 15 kt, becoming 5 to 10 kt after midnight. Seas 2 to 4 ft. Wave Detail: W 3 ft at 5 seconds. Patchy fog this evening. .MON...W wind 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: W 2 ft at 12 seconds. .MON NIGHT...W wind 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: W 2 ft at 10 seconds. A slight chance of showers. .TUE...Light winds, becoming SW 5 to 10 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: W 2 ft at 11 seconds. A slight chance of tstms. A chance of showers in the afternoon. .TUE NIGHT...W wind 10 to 15 kt, becoming 5 to 10 kt after midnight. Seas 2 to 3 ft. Wave Detail: W 3 ft at 6 seconds. A chance of showers with a slight chance of tstms. .WED...Light winds, becoming W 10 to 20 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: W 2 ft at 10 seconds. A slight chance of tstms in the morning, then a slight chance of showers in the afternoon. .WED NIGHT...W wind 15 to 25 kt, becoming NW 10 to 20 kt after midnight. Seas 2 to 3 ft. Wave Detail: W 2 ft at 5 seconds. Patchy fog after midnight. .THU...W wind 10 to 20 kt. Seas 2 ft. Wave Detail: NW 2 ft at 5 seconds. Patchy fog in the morning. .THU NIGHT...W wind 15 to 25 kt, becoming NW 10 to 20 kt after midnight. Seas 2 to 4 ft. Wave Detail: W 3 ft at 5 seconds. Patchy fog after midnight. .FRI...W wind 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: NW 2 ft at 5 seconds. Patchy fog in the morning. .FRI NIGHT...W wind 10 to 15 kt, becoming NW 5 to 10 kt after midnight. Seas 2 to 3 ft. Wave Detail: W 2 ft at 5 seconds. Patchy fog after midnight. Winds and seas higher in and near tstms. $$ PZZ655-221730- Inner waters from Point Mugu to San Mateo Pt. CA including Santa Catalina and Anacapa Islands- 937 PM PDT Sun Sep 21 2025 .TONIGHT...W wind 10 to 15 kt. Seas 2 to 4 ft. Wave Detail: W 2 ft at 5 seconds and S 2 ft at 13 seconds. A slight chance of showers this evening. .MON...W wind 5 to 10 kt, becoming 10 to 15 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: W 2 ft at 5 seconds and SW 2 ft at 13 seconds. .MON NIGHT...W wind 10 to 15 kt in the evening, becoming light. Seas 2 to 3 ft. Wave Detail: W 2 ft at 5 seconds and SW 2 ft at 13 seconds. .TUE...Light winds, becoming W 10 to 15 kt in the afternoon. Seas 2 to 3 ft. A slight chance of tstms in the afternoon. .TUE NIGHT...W wind 10 to 15 kt, becoming 5 to 10 kt after midnight. Seas 2 to 3 ft. Wave Detail: W 3 ft at 5 seconds. A slight chance of tstms. .WED...W wind 5 to 10 kt, becoming 15 to 20 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: W 2 ft at 6 seconds. .WED NIGHT...W wind 15 to 25 kt, becoming 10 to 20 kt after midnight. Seas 2 to 3 ft. Wave Detail: W 2 ft at 5 seconds. Patchy fog after midnight. .THU...W wind 5 to 10 kt, becoming 10 to 15 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: W 2 ft at 5 seconds and SW 2 ft at 14 seconds. Patchy fog in the morning. .THU NIGHT...W wind 10 to 20 kt, becoming 5 to 10 kt after midnight. Seas 2 to 3 ft. Wave Detail: W 2 ft at 5 seconds. Patchy fog after midnight. .FRI...Light winds, becoming SW 5 to 10 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: W 2 ft at 5 seconds and S 2 ft at 13 seconds. Patchy fog in the morning. .FRI NIGHT...W wind 5 to 10 kt in the evening, becoming light. Seas 2 to 3 ft. Wave Detail: W 2 ft at 5 seconds and S 2 ft at 14 seconds. Patchy fog after midnight. Winds and seas higher in and near tstms. $$ Phillips www.weather.gov/losangeles