FZUS56 KLOX 220403 CWFLOX Coastal Waters Forecast for California National Weather Service Los Angeles/Oxnard CA 903 PM PDT Tue Apr 21 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... 903 PM PDT Tue Apr 21 2026 .Synopsis for the southern California coast and Santa Barbara Channel including the Channel Islands National Marine Sanctuary and National Park...at 03Z or 8 PM PDT, a 995 mb low was over southern Idaho, and a 1022 mb high was 930 NM west of Point Conception.
Point Piedras Blancas to Point Sal westward out to 10 NM- 903 PM PDT Tue Apr 21 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH WEDNESDAY EVENING...
TONIGHT W wind 10 to 15 kt, becoming N 5 to 10 kt after midnight. Seas 5 to 7 ft. Wave Detail: NW 2 ft at 5 seconds, W 6 ft at 12 seconds and S 2 ft at 13 seconds. A chance of rain this evening.
WED Light winds, becoming NW 15 to 25 kt in the afternoon. Seas 4 to 6 ft. Wave Detail: N 2 ft at 4 seconds, W 5 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 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, becoming 10 to 15 kt after midnight. 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 5 to 10 kt, becoming 15 to 20 kt with gusts to 25 kt in the afternoon. Seas 4 to 6 ft. Wave Detail: NW 5 ft at 7 seconds, NW 3 ft at 12 seconds and S 2 ft at 15 seconds.
FRI NIGHT NW wind 15 to 20 kt with gusts to 25 kt, becoming 10 to 15 kt after midnight. Seas 4 to 5 ft. Wave Detail: NW 3 ft at 7 seconds, NW 4 ft at 12 seconds and S 2 ft at 14 seconds.
SAT N wind 5 to 10 kt, becoming NW 10 to 15 kt in the afternoon. Seas 3 to 4 ft. Wave Detail: W 4 ft at 10 seconds and S 2 ft at 14 seconds.
SAT NIGHT NW wind 10 to 15 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.
SUN Light winds, becoming NW 10 to 15 kt in the afternoon. Seas 3 to 4 ft. Wave Detail: NW 2 ft at 6 seconds, S 2 ft at 11 seconds and W 3 ft at 14 seconds.
SUN NIGHT NW wind 10 to 15 kt, becoming 5 to 10 kt after midnight. Seas 3 to 4 ft. Wave Detail: W 2 ft at 5 seconds and W 3 ft at 15 seconds.
Point Piedras Blancas to Point Sal from 10 to 60 NM- 903 PM PDT Tue Apr 21 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH LATE WEDNESDAY NIGHT...
TONIGHT W wind 10 to 20 kt, becoming NW 5 to 10 kt after midnight. Seas 7 to 8 ft. Wave Detail: W 2 ft at 6 seconds, W 7 ft at 11 seconds and S 2 ft at 15 seconds. A slight chance of rain this evening.
WED NW wind 5 to 10 kt, becoming 10 to 20 kt in the afternoon. Gusts to 25 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 16 seconds.
WED NIGHT NW wind 10 to 20 kt with gusts to 25 kt. Seas 6 to 7 ft. Wave Detail: NW 5 ft at 9 seconds and S 3 ft at 17 seconds.
THU NW wind 15 to 25 kt. Gusts to 30 kt in the afternoon. Seas 6 to 7 ft. Wave Detail: NW 6 ft at 8 seconds, NW 5 ft at 12 seconds and S 2 ft at 17 seconds.
THU NIGHT NW wind 15 to 20 kt with gusts to 25 kt. Seas 7 to 8 ft. Wave Detail: NW 7 ft at 7 seconds, NW 4 ft at 13 seconds and S 2 ft at 15 seconds.
FRI NW wind 15 to 20 kt with gust to 25 kt. Seas 6 to 8 ft. Wave Detail: NW 6 ft at 7 seconds, NW 6 ft at 11 seconds and S 2 ft at 15 seconds.
FRI NIGHT NW wind 10 to 15 kt with gusts to 20 kt. Seas 5 to 6 ft. Wave Detail: NW 3 ft at 8 seconds, NW 5 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 5 ft at 11 seconds and S 2 ft at 14 seconds. A slight chance of rain.
SAT NIGHT NW 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.
SUN NW wind 5 to 10 kt. Seas 4 to 5 ft. Wave Detail: NW 4 ft at 9 seconds and S 2 ft at 12 seconds.
SUN NIGHT NW wind 5 to 10 kt. Seas 4 to 5 ft. Wave Detail: S 2 ft at 13 seconds and NW 5 ft at 15 seconds.
Waters from Pt. Sal to Santa Cruz Island CA and westward 60 nm including San Miguel and Santa Rosa Islands- 903 PM PDT Tue Apr 21 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH LATE WEDNESDAY NIGHT...
TONIGHT NW wind 10 to 20 kt, becoming 10 to 15 kt after midnight. Seas 6 to 8 ft. Wave Detail: NW 2 ft at 5 seconds, W 7 ft at 12 seconds and S 2 ft at 15 seconds. A slight chance of rain this evening.
WED NW wind 10 to 20 kt, becoming 20 to 30 kt in the afternoon. Seas 6 to 7 ft. Wave Detail: NW 3 ft at 5 seconds, NW 6 ft at 11 seconds and S 3 ft at 17 seconds.
WED NIGHT NW wind 15 to 25 kt with gusts to 30 kt. Seas 6 to 8 ft. Wave Detail: NW 6 ft at 8 seconds, NW 5 ft at 12 seconds and S 3 ft at 17 seconds.
THU NW wind 15 to 25 kt with gusts to 30 kt. Seas 6 to 8 ft. Wave Detail: NW 7 ft at 7 seconds, NW 4 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 7 to 8 ft. Wave Detail: NW 7 ft at 7 seconds, NW 3 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 4 ft at 12 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 4 ft at 7 seconds, NW 5 ft at 12 seconds and S 2 ft at 14 seconds.
SAT NW wind 10 to 15 kt. Seas 4 to 6 ft. Wave Detail: NW 2 ft at 7 seconds, NW 5 ft at 11 seconds and S 2 ft at 14 seconds. A slight chance of rain in the afternoon.
SAT NIGHT NW wind 10 to 15 kt. Seas 4 to 5 ft. Wave Detail: NW 2 ft at 6 seconds, NW 4 ft at 11 seconds and S 2 ft at 13 seconds.
SUN NW wind 10 to 15 kt. Seas 4 to 5 ft. Wave Detail: NW 3 ft at 7 seconds, NW 4 ft at 11 seconds and S 2 ft at 12 seconds.
SUN NIGHT NW wind 10 to 15 kt with gusts to 20 kt. Seas 4 to 5 ft. Wave Detail: NW 3 ft at 6 seconds, S 2 ft at 12 seconds and NW 4 ft at 13 seconds.
Outer waters from Santa Cruz Island to San Clemente Island to 60 NM offshore including San Nicolas and Santa Barbara Islands- 903 PM PDT Tue Apr 21 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH LATE WEDNESDAY NIGHT...
TONIGHT NW wind 10 to 20 kt, becoming 10 to 15 kt after midnight. Seas 5 to 7 ft. Wave Detail: NW 2 ft at 5 seconds, W 6 ft at 12 seconds and S 2 ft at 14 seconds. A slight chance of rain this evening.
WED NW wind 10 to 20 kt, becoming 20 to 30 kt in the afternoon. Seas 5 to 7 ft. Wave Detail: NW 5 ft at 6 seconds, W 6 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 8 ft. Wave Detail: NW 8 ft at 7 seconds, NW 2 ft at 15 seconds and S 2 ft at 17 seconds.
THU NW wind 15 to 25 kt with gusts to 30 kt. Seas 6 to 8 ft. Wave Detail: NW 7 ft at 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 8 ft. Wave Detail: NW 7 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 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 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 3 to 5 ft. Wave Detail: NW 4 ft at 6 seconds, W 4 ft at 11 seconds and S 2 ft at 14 seconds.
SAT NIGHT W wind 10 to 15 kt. Seas 3 to 5 ft. Wave Detail: W 3 ft at 6 seconds, W 3 ft at 12 seconds and S 2 ft at 13 seconds.
SUN NW wind 10 to 15 kt. Seas 3 to 5 ft. Wave Detail: NW 3 ft at 6 seconds, S 2 ft at 12 seconds and W 3 ft at 15 seconds.
SUN NIGHT NW wind 10 to 15 kt. Seas 3 to 4 ft. Wave Detail: W 3 ft at 6 seconds, S 2 ft at 12 seconds and NW 2 ft at 15 seconds.
East Santa Barbara Channel from Pt. Conception to Pt. Mugu CA including Santa Cruz Island- 903 PM PDT Tue Apr 21 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH LATE WEDNESDAY NIGHT...
TONIGHT NW wind 10 to 15 kt, becoming 5 to 10 kt after midnight. Seas 3 to 4 ft. Wave Detail: W 3 ft at 12 seconds. A chance of rain this evening.
WED Western Portion, NW wind 10 to 15 kt becoming W 20 to 30 kt in the afternoon. Eastern Portion, NW wind 5 to 10 kt becoming W 10 to 20 kt in the afternoon. Seas 3 to 4 ft, building to 4 to 6 ft. Wave Detail: W 4 ft at 5 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 NW 10 to 15 kt with gusts to 20 kt after midnight. Seas 5 to 7 ft. Wave Detail: NW 6 ft at 7 seconds.
THU Western portion, NW wind 10 to 15 kt, becoming 15 to 20 kt with gusts to 25 kt in the afternoon. Eastern portion, light winds, becoming W 10 to 15 kt in the afternoon. Seas 3 to 5 ft. Wave Detail: NW 4 ft at 7 seconds and W 2 ft at 12 seconds.
THU NIGHT Western Portion, NW wind 15 to 25 kt with gusts to 30 kt. Eastern Portion, W wind 10 to 15 kt in the evening, becoming light. Seas 3 to 5 ft. Wave Detail: NW 4 ft at 7 seconds and W 2 ft at 12 seconds.
FRI Western portion, NW wind 10 to 15 kt, becoming 15 to 20 kt with gusts to 25 kt in the afternoon. Eastern portion, light winds, becoming W 10 to 15 kt with gusts to 20 kt in the afternoon. Seas 2 to 4 ft. Wave Detail: W 3 ft at 8 seconds.
FRI NIGHT Western portion, NW wind 15 to 20 kt with gusts to 25 kt, becoming 10 to 15 kt after midnight. Eastern portion, light winds, becoming W 10 to 15 kt with gusts to 20 kt in the afternoon. Seas 3 to 5 ft. Wave Detail: W 4 ft at 6 seconds.
SAT Western portion, W to NW wind 10 to 15 kt. Eastern portion, light winds, becoming W 10 to 15 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: NW 2 ft at 6 seconds and W 2 ft at 13 seconds.
SAT NIGHT W wind 10 to 15 kt with gusts to 20 kt, becoming NW 10 5 to 10 kt after midnight. Seas 2 to 3 ft. Wave Detail: W 2 ft at 5 seconds.
SUN NW wind 5 to 10 kt, becoming W 10 to 15 kt with gusts to 20 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: W 3 ft at 5 seconds.
SUN 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 and W 2 ft at 15 seconds.
Inner waters from Point Mugu to San Mateo Pt. CA including Santa Catalina and Anacapa Islands- 903 PM PDT Tue Apr 21 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH LATE WEDNESDAY NIGHT...
TONIGHT W wind 10 to 20 kt, becoming NW 10 to 15 kt after midnight. Seas 3 to 4 ft. Wave Detail: W 2 ft at 5 seconds, W 3 ft at 12 seconds and S 2 ft at 14 seconds. A chance of rain this evening.
WED NW wind 10 to 15 kt, becoming W 20 to 30 kt in the afternoon. Seas 3 to 4 ft, building to 4 to 6 ft. Wave Detail: W 4 ft at 6 seconds, W 2 ft at 11 seconds and S 2 ft at 16 seconds.
WED NIGHT NW wind 15 to 25 kt with gusts to 30 kt, becoming 10 to 15 kt after midnight. Seas 5 to 7 ft. Wave Detail: W 6 ft at 7 seconds and S 2 ft at 17 seconds.
THU N wind 5 to 10 kt, becoming W 10 to 15 kt in the afternoon. Seas 4 to 6 ft, subsiding to 3 to 4 ft. Wave Detail: NW 4 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 in the evening, becoming light. Seas 3 to 5 ft. Wave Detail: NW 4 ft at 7 seconds, W 2 ft at 13 seconds and S 2 ft at 15 seconds.
FRI SE to S wind 5 to 10 kt, becoming W 10 to 15 kt with gusts to 20 kt in the afternoon. Seas 3 to 5 ft. Wave Detail: W 3 ft at 7 seconds, W 2 ft at 10 seconds and S 2 ft at 15 seconds.
FRI NIGHT W wind 10 to 15 kt with gusts to 20 kt, becoming NW 5 to 10 kt after midnight. 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 with gusts to 20 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 in the morning.
SAT NIGHT W wind 10 to 15 kt with gusts to 20 kt, becoming NW 5 to 10 kt after midnight. Seas 3 to 4 ft. Wave Detail: W 3 ft at 5 seconds and S 2 ft at 13 seconds. A slight chance of rain after midnight.
SUN NW wind 5 to 10 kt, becoming W 10 to 15 kt with gusts to 20 kt in the afternoon. Seas 3 to 4 ft. Wave Detail: W 3 ft at 5 seconds.
SUN NIGHT W wind 10 to 15 kt with gusts to 20 kt in the evening, becoming NW 5 to 10 kt. Seas 2 to 4 ft. Wave Detail: W 3 ft at 5 seconds.
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