FZUS56 KLOX 202009 CWFLOX Coastal Waters Forecast for California National Weather Service Los Angeles/Oxnard CA 109 PM PDT Mon Apr 20 2026 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... PZZ600-211100- 109 PM PDT Mon Apr 20 2026 .Synopsis for the southern California coast and Santa Barbara Channel including the Channel Islands National Marine Sanctuary and National Park...at 18Z or 11 AM PDT, a 1005 mb low was 150 NM west of Eureka, CA with a cold front extending south of the low. This front will cross the southwestern California waters tonight and Tuesday. $$ PZZ645-211100- Point Piedras Blancas to Point Sal westward out to 10 NM- 109 PM PDT Mon Apr 20 2026 .TONIGHT...SE wind 10 to 15 kt. Seas 5 to 7 ft. Wave Detail: SW 4 ft at 8 seconds, W 6 ft at 13 seconds and S 2 ft at 13 seconds. A chance of rain this evening, then rain after midnight. .TUE...SW wind 10 to 15 kt. Seas 5 to 7 ft. Wave Detail: SW 2 ft at 6 seconds, W 6 ft at 12 seconds and S 2 ft at 12 seconds. A slight chance of tstms. Rain. .TUE NIGHT...W wind 10 to 15 kt, becoming NW 5 to 10 kt after midnight. Seas 5 to 7 ft. Wave Detail: N 2 ft at 4 seconds, W 6 ft at 12 seconds and S 2 ft at 13 seconds. A chance of rain in the evening. .WED...NW wind 5 to 10 kt, becoming 10 to 20 kt with gusts to 25 kt in the afternoon. Seas 5 to 6 ft. Wave Detail: NW 2 ft at 4 seconds, W 6 ft at 11 seconds and S 2 ft at 14 seconds. .WED NIGHT...NW wind 15 to 20 kt with gusts to 25 kt, becoming 10 to 15 kt with gusts to 20 kt after midnight. Seas 5 to 6 ft. Wave Detail: NW 5 ft at 9 seconds and S 2 ft at 15 seconds. .THU...N wind 5 to 10 kt, becoming NW 15 to 25 kt with gusts to 30 kt in the afternoon. Seas 4 to 6 ft. Wave Detail: NW 5 ft at 9 seconds and S 2 ft at 17 seconds. .THU NIGHT...NW wind 15 to 25 kt with gusts to 30 kt. Seas 5 to 7 ft. Wave Detail: NW 6 ft at 7 seconds, NW 3 ft at 13 seconds and S 2 ft at 15 seconds. .FRI...NW wind 10 to 15 kt with gusts to 20 kt. Seas 5 to 7 ft. Wave Detail: NW 5 ft at 8 seconds, NW 3 ft at 12 seconds and S 2 ft at 15 seconds. .FRI NIGHT...NW wind 10 to 15 kt with gust to 20 kt, becoming 5 to 10 kt after midnight. Seas 4 to 6 ft. Wave Detail: NW 4 ft at 7 seconds, NW 3 ft at 13 seconds and S 2 ft at 14 seconds. .SAT...Light winds, becoming W 5 to 10 kt in the afternoon. Seas 3 to 4 ft. Wave Detail: W 4 ft at 9 seconds and S 2 ft at 14 seconds. .SAT NIGHT...W wind 5 to 10 kt in the evening, becoming light. Seas 3 to 4 ft. Wave Detail: W 3 ft at 11 seconds and S 2 ft at 13 seconds. Winds and seas higher in and near tstms. $$ PZZ670-211100- Point Piedras Blancas to Point Sal from 10 to 60 NM- 109 PM PDT Mon Apr 20 2026 .TONIGHT...S wind 10 to 15 kt with gusts to 20 kt. Seas 6 to 7 ft, building to 8 ft. Wave Detail: SW 3 ft at 6 seconds, S 2 ft at 12 seconds and W 7 ft at 13 seconds. Rain. .TUE...SW wind 10 to 15 kt with gusts to 20 kt. Seas 7 to 8 ft. Wave Detail: SW 2 ft at 6 seconds, NW 8 ft at 12 seconds and S 2 ft at 12 seconds. A slight chance of tstms. Rain. .TUE NIGHT...W to NW wind 10 to 15 kt with gusts to 20 kt. Seas 7 to 8 ft. Wave Detail: NW 3 ft at 6 seconds, W 7 ft at 12 seconds and S 2 ft at 14 seconds. A slight chance of rain in the evening. .WED...NW wind 10 to 15 kt with gusts to 20 kt. Seas 6 to 7 ft. Wave Detail: NW 2 ft at 6 seconds, W 6 ft at 11 seconds and S 3 ft at 17 seconds. .WED NIGHT...NW wind 15 to 20 kt with gusts to 25 kt. Seas 6 to 7 ft. Wave Detail: NW 3 ft at 7 seconds, NW 6 ft at 10 seconds and S 3 ft at 17 seconds. .THU...NW wind 15 to 20 kt with gusts to 25 kt. Seas 6 to 7 ft. Wave Detail: NW 6 ft at 9 seconds and S 2 ft at 17 seconds. .THU NIGHT...NWwind 15 to 20 kt with gusts to 25 kt. Seas 7 to 8 ft. Wave Detail: NW 7 ft at 8 seconds, NW 3 ft at 13 seconds and S 2 ft at 15 seconds. .FRI...NW wind 15 to 20 kt with gusts to 25 kt. Seas 6 to 8 ft. Wave Detail: NW 7 ft at 8 seconds, NW 5 ft at 12 seconds and S 2 ft at 15 seconds. .FRI NIGHT...NW wind 10 to 15 kt with gusts to 20 kt. Seas 6 ft. Wave Detail: NW 3 ft at 8 seconds, NW 5 ft at 12 seconds and S 2 ft at 14 seconds. .SAT...W wind 5 to 10 kt. Seas 4 to 6 ft. Wave Detail: NW 5 ft at 10 seconds and S 2 ft at 14 seconds. .SAT NIGHT...W wind 5 to 10 kt. Seas 4 to 5 ft. Wave Detail: NW 4 ft at 10 seconds and S 2 ft at 13 seconds. Winds and seas higher in and near tstms. $$ PZZ673-211100- Waters from Pt. Sal to Santa Cruz Island CA and westward 60 nm including San Miguel and Santa Rosa Islands- 109 PM PDT Mon Apr 20 2026 .TONIGHT...S wind 10 to 15 kt with gusts to 20 kt. Seas 4 to 6 ft, building to 6 to 8 ft. Wave Detail: SW 3 ft at 7 seconds, S 2 ft at 12 seconds and W 7 ft at 13 seconds. A chance of rain this evening, then rain after midnight. .TUE...SW wind 10 to 15 kt with gusts to 20 kt. Seas 7 to 8 ft. Wave Detail: SW 2 ft at 6 seconds, W 8 ft at 12 seconds and S 2 ft at 13 seconds. Rain in the morning, then a chance of rain in the afternoon. .TUE NIGHT...W to NW 10 to 15 kt with gusts to 20 kt. Seas 6 to 8 ft. Wave Detail: NW 3 ft at 5 seconds, W 7 ft at 12 seconds and S 2 ft at 14 seconds. A slight chance of rain in the evening. .WED...NW wind 10 to 15 kt with gusts to 20 kt, becoming 15 to 25 kt with gusts to 30 kt in the afternoon. Seas 6 to 7 ft. Wave Detail: NW 3 ft at 7 seconds, NW 6 ft at 11 seconds and S 3 ft at 18 seconds. .WED NIGHT...NW wind 15 to 25 kt with gusts to 30 kt. Seas 7 to 8 ft. Wave Detail: NW 7 ft at 7 seconds, NW 6 ft at 10 seconds and S 3 ft at 17 seconds. .THU...NW wind 15 to 25 kt with gusts to 30 kt. Seas 7 to 8 ft. Wave Detail: NW 7 ft at 8 seconds, NW 3 ft at 14 seconds and S 2 ft at 17 seconds. .THU NIGHT...NW wind 15 to 25 kt with gusts to 30 kt. Seas 8 to 9 ft. Wave Detail: NW 8 ft at 8 seconds, NW 3 ft at 13 seconds and S 2 ft at 15 seconds. .FRI...NW wind 15 to 20 kt with gusts to 25 kt. Seas 6 to 8 ft. Wave Detail: NW 7 ft at 8 seconds, NW 3 ft at 13 seconds and S 2 ft at 15 seconds. .FRI NIGHT...NW wind 15 to 20 kt with gusts to 25 kt. Seas 5 to 7 ft. Wave Detail: NW 5 ft at 8 seconds, NW 4 ft at 12 seconds and S 2 ft at 14 seconds. .SAT...NW wind 10 to 15 kt, becoming W 5 to 10 kt in the afternoon. Seas 4 to 6 ft. Wave Detail: NW 4 ft at 7 seconds, NW 5 ft at 12 seconds and S 2 ft at 14 seconds. A slight chance of rain. .SAT NIGHT...NW wind 10 to 15 kt. Seas 3 to 5 ft. Wave Detail: W 2 ft at 7 seconds, NW 4 ft at 10 seconds and S 2 ft at 13 seconds. $$ PZZ676-211100- Outer waters from Santa Cruz Island to San Clemente Island to 60 NM offshore including San Nicolas and Santa Barbara Islands- 109 PM PDT Mon Apr 20 2026 .TONIGHT...SW wind 10 to 15 kt. Seas 2 to 4 ft, building to 4 to 6 ft. Wave Detail: W 4 ft at 8 seconds and S 2 ft at 12 seconds. A slight chance of rain after midnight. .TUE...S wind 10 to 15 kt. Seas 5 to 7 ft. Wave Detail: S 2 ft at 6 seconds, W 6 ft at 12 seconds and S 2 ft at 13 seconds. Rain. .TUE NIGHT...W to NW wind 10 to 15 kt with gusts to 20 kt. Seas 5 to 7 ft. Wave Detail: NW 2 ft at 6 seconds, W 6 ft at 12 seconds and S 2 ft at 14 seconds. A slight chance of rain in the evening. .WED...NW wind 15 to 20 kt with gusts to 25 kt. Seas 5 to 7 ft. Wave Detail: NW 5 ft at 7 seconds, W 5 ft at 11 seconds and S 2 ft at 14 seconds. .WED NIGHT...NW wind 15 to 25 kt with gusts to 30 kt. Seas 7 to 9 ft. Wave Detail: NW 8 ft at 7 seconds, NW 2 ft at 15 seconds and S 3 ft at 17 seconds. .THU...NW wind 15 to 25 kt with gust to 30 kt. Seas 6 to 8 ft. Wave Detail: NW 7 ftat 8 seconds, NW 2 ft at 14 seconds and S 2 ft at 16 seconds. .THU NIGHT...NW wind 15 to 25 kt with gusts to 30 kt. Seas 6 to 9 ft. Wave Detail: NW 8 ft at 8 seconds, NW 2 ft at 14 seconds and S 2 ft at 15 seconds. .FRI...NW wind 15 to 20 kt with gusts to 25 kt. Seas 6 to 8 ft. Wave Detail: NW 7 ft at 8 seconds, NW 2 ft at 13 seconds and S 2 ft at 15 seconds. .FRI NIGHT...NW wind 15 to 20 kt with gusts to 25 kt. Seas 5 to 6 ft. Wave Detail: NW 5 ft at 7 seconds, NW 2 ft at 12 seconds and S 2 ft at 14 seconds. .SAT...NW wind 10 to 15 kt with gusts to 20 kt. Seas 4 to 6 ft. Wave Detail: NW 4 ft at 6 seconds, W 3 ft at 12 seconds and S 2 ft at 14 seconds. A slight chance of rain. .SAT NIGHT...W wind 10 to 15 kt. Seas 3 to 4 ft. Wave Detail: W 3 ft at 7 seconds, S 2 ft at 13 seconds and W 2 ft at 16 seconds. $$ PZZ650-211100- East Santa Barbara Channel from Pt. Conception to Pt. Mugu CA including Santa Cruz Island- 109 PM PDT Mon Apr 20 2026 .TONIGHT...W wind 10 to 15 kt, becoming S after midnight. Seas 2 to 3 ft. Wave Detail: W 3 ft at 8 seconds. A slight chance of rain after midnight. .TUE...SE to S wind 10 to 15 kt with gusts to 20 kt. Seas 3 to 4 ft. Wave Detail: SE 2 ft at 5 seconds and W 3 ft at 12 seconds. Rain. .TUE NIGHT...W wind 10 to 15 kt, becoming NW 5 to 10 kt after midnight. Seas 3 to 4 ft. Wave Detail: W 4 ft at 10 seconds. A chance of rain in the evening. .WED...NW wind 5 to 10 kt, becoming 15 to 25 kt with gusts to 30 kt. Strongest western portion. Seas 4 to 6 ft. Wave Detail: W 5 ft at 6 seconds and W 3 ft at 10 seconds. .WED NIGHT...Western Portion, NW wind 15 to 25 kt with gusts to 30 kt. Eastern Portion, W wind 15 to 20 kt with gusts to 25 kt, becoming 10 to 15 kt after midnight. Seas 5 to 7 ft. Wave Detail: NW 6 ft at 7 seconds. .THU...Western Portion, NW wind 15 to 20 kt with gusts to 25 kt. Eastern Portion, W to NW wind 10 to 15 kt. Seas 3 to 5 ft. Wave Detail: NW 4 ft at 7 seconds and W 3 ft at 10 seconds. .THU NIGHT...Western Portion, NW wind 15 to 20 kt with gusts to 25 kt. Eastern Portion, W to NW wind 10 to 15 kt in the evening, becoming light. Seas 4 to 6 ft. Wave Detail: NW 5 ft at 7 seconds and W 2 ft at 12 seconds. .FRI...Light winds, becoming W 10 to 15 kt with gusts to 20 kt in the afternoon. Seas 3 to 5 ft. Wave Detail: NW 3 ft at 8 seconds and W 3 ft at 9 seconds. .FRI NIGHT...Western portion, NW wind 15 to 20 kt with gusts to 25 kt. Eastern portion, W wind 10 to 15 kt in the evening, becoming NW 5 to 10 kt. Seas 3 to 5 ft. Wave Detail: W 4 ft at 6 seconds. .SAT...NW wind 5 to 10 kt, becoming W 10 to 15 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: NW 3 ft at 6 seconds and W 2 ft at 13 seconds. A slight chance of rain. .SAT NIGHT...W wind 10 to 15 kt with gusts to 20 kt, becoming NW 5 to 10 kt after midnight. Seas 2 to 4 ft. Wave Detail: W 3 ft at 5 seconds. $$ PZZ655-211100- Inner waters from Point Mugu to San Mateo Pt. CA including Santa Catalina and Anacapa Islands- 109 PM PDT Mon Apr 20 2026 .TONIGHT...W wind 10 to 15 kt this evening, becoming light. Seas 2 to 3 ft. Wave Detail: W 2 ft at 5 seconds, W 2 ft at 8 seconds and S 2 ft at 12 seconds. .TUE...SE wind 5 to 10 kt, becoming S 10 to 15 kt in the afternoon. Seas 2 to 4 ft. Wave Detail: SW 2 ft at 6 seconds, W 2 ft at 9 seconds and S 2 ft at 12 seconds. A chance of rain in the morning, then rain in the afternoon. .TUE NIGHT...W wind 10 to 15 kt. Seas 3 to 4 ft. Wave Detail: W 3 ft at 6 seconds, W 3 ft at 12 seconds and S 2 ft at 14 seconds. A chance of rain in the evening. .WED...NW wind 10 to 15 kt, becoming W 15 to 20 kt with gusts to 25 kt in the afternoon. Seas 3 to 5 ft. Wave Detail: W 4 ft at 7 seconds, W 4 ft at 10 seconds and S 2 ft at 15 seconds. .WED NIGHT...W wind 15 to 20 kt with gusts to 25 kt, becoming NW 5 to 10 kt after midnight. Seas 5 to 7 ft. Wave Detail: NW 6 ft at 7 seconds and S 2 ft at 17 seconds. .THU...NE wind 5 to 10 kt, becoming W 10 to 15 kt with gusts to 20 kt in the afternoon. Seas 4 to 6 ft, subsiding to 3 to 4 ft. Wave Detail: NW 5 ft at 8 seconds, W 2 ft at 13 seconds and S 2 ft at 16 seconds. .THU NIGHT...W wind 10 to 15 kt with gusts to 20 kt in the evening, becoming light. Seas 4 to 6 ft. Wave Detail: W 5 ft at 8 seconds, W 2 ft at 13 seconds and S 2 ft at 15 seconds. .FRI...Light winds, becoming W 10 to 15 kt in the afternoon. Seas 3 to 5 ft. Wave Detail: W 4 ft at 8 seconds, W 3 ft at 11 seconds and S 2 ft at 15 seconds. .FRI NIGHT...W wind 10 to 15 kt in the evening, becoming NW 5 to 10 kt. Seas 3 to 4 ft. Wave Detail: W 4 ft at 6 seconds and S 2 ft at 14 seconds. .SAT...NW wind 5 to 10 kt, becoming W 10 to 15 kt in the afternoon. Seas 2 to 4 ft. Wave Detail: W 3 ft at 6 seconds and S 2 ft at 14 seconds. A slight chance of rain. .SAT NIGHT...W wind 10 to 15 kt in the evening, becoming light. Seas 3 to 4 ft. Wave Detail: W 3 ft at 5 seconds and S 2 ft at 13 seconds. $$ RAT www.weather.gov/losangeles