FZUS56 KLOX 172010 CWFLOX Coastal Waters Forecast for California National Weather Service Los Angeles/Oxnard CA 110 PM PDT Wed Sep 17 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... 110 PM PDT Wed Sep 17 2025 .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, the remnant moisture and energy from former Tropical Storm Mario was moving across the Southern California coastal waters. This will bring the threat of showers and thunderstorms through Friday. Any thunderstorm could produce local gusty winds, frequent lightning, and brief heavy downpours.
Point Piedras Blancas to Point Sal westward out to 10 NM- 110 PM PDT Wed Sep 17 2025
TONIGHT W wind 10 to 15 kt, becoming 5 to 10 kt after midnight. Seas 3 to 4 ft. Wave Detail: W 3 ft at 7 seconds and S 3 ft at 15 seconds. A slight chance of showers until early morning, then a chance of showers late.
THU NW wind 5 to 10 kt. Seas 3 to 5 ft. Wave Detail: NW 4 ft at 10 seconds and S 2 ft at 14 seconds. A chance of showers with a slight chance of tstms.
THU NIGHT NW wind 5 to 10 kt in the evening, becoming light. Seas 4 to 6 ft. Wave Detail: NW 5 ft at 10 seconds and S 2 ft at 14 seconds. A slight chance of tstms. Showers likely in the evening, then a chance of showers after midnight.
FRI Light winds. Seas 4 to 6 ft. Wave Detail: NW 5 ft at 10 seconds and S 2 ft at 14 seconds. A chance of showers.
FRI NIGHT Light winds. Seas 3 to 5 ft. Wave Detail: NW 4 ft at 10 seconds and S 2 ft at 14 seconds.
SAT Light winds, becoming NW 10 to 15 kt in the afternoon. Seas 3 to 4 ft. Wave Detail: NW 2 ft at 3 seconds, NW 3 ft at 10 seconds and S 2 ft at 13 seconds.
SAT NIGHT NW wind 10 to 15 kt in the evening, becoming 5 to 10 kt. Seas 3 to 4 ft. Wave Detail: NW 4 ft at 8 seconds and S 2 ft at 13 seconds.
SUN NW wind 5 to 10 kt, becoming 10 to 15 kt with gusts to 20 kt in the afternoon. Seas 3 to 5 ft. Wave Detail: NW 4 ft at 9 seconds and S 2 ft at 12 seconds.
SUN NIGHT NW wind 10 to 15 kt with gusts to 20 kt in the evening, becoming 5 to 10 kt. Seas 4 to 5 ft. Wave Detail: NW 4 ft at 9 seconds and S 2 ft at 12 seconds.
MON NW wind 5 to 10 kt, becoming 10 to 15 kt with gusts to 20 kt in the afternoon. Seas 3 to 5 ft. Wave Detail: NW 4 ft at 9 seconds and S 2 ft at 14 seconds. A slight chance of showers in the afternoon.
MON NIGHT NW wind 10 to 15 kt. Seas 4 to 5 ft. Wave Detail: NW 4 ft at 9 seconds. A chance of showers after midnight. Winds and seas higher in and near tstms.
Point Piedras Blancas to Point Sal from 10 to 60 NM- 110 PM PDT Wed Sep 17 2025
TONIGHT NW wind 10 to 15 kt. Seas 4 to 5 ft. Wave Detail: NW 4 ft at 8 seconds and S 3 ft at 15 seconds. A slight chance of showers this evening, then a chance of showers after midnight. A slight chance of tstms after midnight.
THU NW wind 10 to 15 kt. Seas 5 to 7 ft. Wave Detail: NW 2 ft at 6 seconds, NW 6 ft at 11 seconds and S 3 ft at 15 seconds. A chance of showers with a slight chance of tstms.
THU NIGHT NW wind 10 to 15 kt, becoming 5 to 10 kt after midnight. Seas 7 to 8 ft. Wave Detail: N 2 ft at 6 seconds, NW 8 ft at 11 seconds and S 2 ft at 14 seconds. A chance of showers with a slight chance of tstms.
FRI NW wind 5 to 10 kt. Seas 6 to 8 ft. Wave Detail: NW 7 ft at 11 seconds and S 3 ft at 14 seconds. A slight chance of showers.
FRI NIGHT NW wind 5 to 10 kt in the evening, becoming light. Seas 5 to 7 ft. Wave Detail: NW 7 ft at 10 seconds and S 2 ft at 14 seconds.
SAT Light winds, becoming NW 10 to 15 kt in the afternoon. Seas 4 to 6 ft. Wave Detail: NW 2 ft at 5 seconds, NW 5 ft at 10 seconds and S 2 ft at 13 seconds.
SAT NIGHT NW wind 10 to 15 kt with gusts to 20 kt. Seas 5 ft. Wave Detail: NW 5 ft at 8 seconds and S 2 ft at 13 seconds.
SUN NW wind 10 to 15 kt with gusts to 20 kt. Seas 5 ft. Wave Detail: NW 5 ft at 9 seconds and S 2 ft at 12 seconds.
SUN NIGHT NW wind 15 to 20 kt with gusts to 25 kt. Seas 5 to 6 ft. Wave Detail: NW 5 ft at 9 seconds and S 2 ft at 12 seconds.
MON NW wind 10 to 15 kt with gusts to 20 kt. Seas 5 to 6 ft. Wave Detail: NW 6 ft at 9 seconds and S 2 ft at 12 seconds.
MON NIGHT NW wind 10 to 15 kt with gusts to 20 kt. Seas 5 to 6 ft. Wave Detail: NW 5 ft at 9 seconds. Winds and seas higher in and near tstms.
Waters from Pt. Sal to Santa Cruz Island CA and westward 60 nm including San Miguel and Santa Rosa Islands- 110 PM PDT Wed Sep 17 2025
...SMALL CRAFT ADVISORY IN EFFECT UNTIL 9 PM PDT THIS EVENING...
TONIGHT NW wind 10 to 20 kt. Gusts to 25 kt in the evening. Seas 4 to 5 ft. Wave Detail: NW 3 ft at 8 seconds and S 3 ft at 15 seconds. A slight chance of tstms. A chance of showers until early morning, then showers likely late.
THU NW wind 10 to 15 kt. Seas 4 to 5 ft. Wave Detail: NW 4 ft at 8 seconds and S 3 ft at 15 seconds. A chance of showers with a slight chance of tstms.
THU NIGHT NW wind 10 to 15 kt. Seas 6 to 8 ft. Wave Detail: NW 2 ft at 5 seconds, NW 7 ft at 11 seconds and S 2 ft at 14 seconds. A chance of showers with a slight chance of tstms.
FRI NW wind 5 to 10 kt. Seas 6 to 8 ft. Wave Detail: NW 7 ft at 11 seconds and S 3 ft at 14 seconds. A slight chance of showers.
FRI NIGHT NW wind 5 to 10 kt. Seas 5 to 7 ft. Wave Detail: NW 7 ft at 10 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 2 ft at 6 seconds, NW 5 ft at 10 seconds and S 2 ft at 13 seconds.
SAT NIGHT NW wind 15 to 20 kt with gusts to 25 kt. Seas 4 to 5 ft. Wave Detail: NW 5 ft at 8 seconds and S 2 ft at 13 seconds.
SUN NW wind 15 to 20 kt with gusts to 25 kt. Seas 5 to 6 ft. Wave Detail: NW 5 ft at 9 seconds and S 2 ft at 12 seconds.
SUN NIGHT NW wind 15 to 20 kt with gusts to 25 kt. Seas 5 to 6 ft. Wave Detail: NW 6 ft at 8 seconds and S 2 ft at 12 seconds.
MON NW wind 15 to 20 kt with gusts to 25 kt. Seas 5 to 6 ft. Wave Detail: NW 6 ft at 8 seconds and S 2 ft at 12 seconds. A slight chance of showers in the afternoon.
MON NIGHT NW wind 15 to 20 kt with gusts to 25 kt. Seas 5 to 6 ft. Wave Detail: NW 6 ft at 9 seconds. Winds and seas higher in and near tstms.
Outer waters from Santa Cruz Island to San Clemente Island to 60 NM offshore including San Nicolas and Santa Barbara Islands- 110 PM PDT Wed Sep 17 2025
...SMALL CRAFT ADVISORY IN EFFECT UNTIL 9 PM PDT THIS EVENING...
TONIGHT NW wind 10 to 20 kt. Gusts to 25 kt this evening. Seas 4 to 5 ft. Wave Detail: NW 4 ft at 6 seconds and S 3 ft at 15 seconds. A slight chance of tstms.
THU W wind 10 to 15 kt. Seas 3 to 4 ft. Wave Detail: NW 3 ft at 7 seconds and S 3 ft at 15 seconds. A slight chance of tstms. Showers likely in the morning, then a chance of showers in the afternoon.
THU NIGHT W wind 10 to 15 kt. Seas 4 to 6 ft. Wave Detail: NW 4 ft at 11 seconds and S 2 ft at 14 seconds. A chance of showers in the evening. A slight chance of tstms.
FRI W wind 5 to 10 kt. Seas 4 to 6 ft. Wave Detail: NW 5 ft at 10 seconds and S 3 ft at 14 seconds. A slight chance of showers.
FRI NIGHT NW wind 5 to 10 kt. Seas 4 to 6 ft. Wave Detail: NW 4 ft at 10 seconds and S 2 ft at 13 seconds.
SAT NW wind 5 to 10 kt, becoming 10 to 15 kt in the afternoon. Seas 3 to 5 ft. Wave Detail: NW 2 ft at 6 seconds, NW 4 ft at 10 seconds and S 2 ft at 13 seconds.
SAT NIGHT NW wind 10 to 20 kt with gusts to 25 kt. Seas 4 to 6 ft. Wave Detail: NW 5 ft at 6 seconds and S 2 ft at 13 seconds.
SUN NW wind 10 to 20 kt with gusts to 25 kt. Seas 4 to 6 ft. Wave Detail: NW 5 ft at 7 seconds and S 2 ft at 12 seconds. A slight chance of showers.
SUN NIGHT NW wind 10 to 20 kt with gusts to 25 kt. Seas 4 to 6 ft. Wave Detail: NW 5 ft at 7 seconds and S 2 ft at 12 seconds. A slight chance of showers in the evening.
MON NW wind 10 to 20 kt with gusts to 25 kt. Seas 3 to 5 ft. Wave Detail: NW 5 ft at 8 seconds and S 2 ft at 14 seconds. A slight chance of showers in the afternoon.
MON NIGHT NW wind 10 to 20 kt with gusts to 25 kt. Seas 3 to 5 ft. Wave Detail: NW 5 ft at 7 seconds. Winds and seas higher in and near tstms.
East Santa Barbara Channel from Pt. Conception to Pt. Mugu CA including Santa Cruz Island- 110 PM PDT Wed Sep 17 2025
...SMALL CRAFT ADVISORY IN EFFECT UNTIL 9 PM PDT THIS EVENING...
TONIGHT Western portion, W wind 15 to 20 kt with gusts to 25 kt, becoming 5 to 10 kt after midnight. Eastern portion, W wind 10 to 15 kt in the evening, becoming light. Seas 2 to 3 ft. Wave Detail: W 3 ft at 5 seconds. A slight chance of tstms. A chance of showers after midnight. Showers likely late.
THU Light winds, becoming W 10 to 15 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: NW 2 ft at 6 seconds. A slight chance of tstms. A chance of showers in the morning, then showers in the afternoon.
THU NIGHT W wind 10 to 15 kt in the evening, becoming light. Seas 2 to 3 ft. Wave Detail: W 2 ft at 9 seconds. A chance of showers with a slight chance of tstms.
FRI Light winds, becoming W 5 to 10 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: W 2 ft at 10 seconds. A chance of showers with a slight chance of tstms.
FRI NIGHT W wind 5 to 10 kt in the evening, becoming light. Seas 2 to 3 ft. Wave Detail: W 2 ft at 8 seconds.
SAT Light winds, becoming W 10 to 15 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: W 2 ft at 5 seconds and W 2 ft at 8 seconds. A slight chance of showers in the afternoon.
SAT 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 light. Seas 2 to 4 ft. Wave Detail: NW 3 ft at 5 seconds.
SUN Western portion, NW wind 5 to 10 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 2 to 3 ft. Wave Detail: W 3 ft at 6 seconds. A slight chance of showers.
SUN NIGHT Western portion, NW wind 15 to 20 kt with gusts to 25 kt, becoming 10 to 15 kt after midnight. Eastern portion, W wind 10 to 15 kt in the evening, becoming light. Seas 2 to 4 ft. Wave Detail: NW 3 ft at 6 seconds.
MON W wind 5 to 10 kt, becoming 10 to 15 kt with gusts to 20 kt in the afternoon. Strongest western portion. Seas 2 to 3 ft. Wave Detail: W 3 ft at 7 seconds. A slight chance of showers in the afternoon.
MON NIGHT NW wind 10 to 15 kt with gusts to 20 kt in the evening, becoming 5 to 10 kt. Seas 2 to 4 ft. Wave Detail: NW 3 ft at 6 seconds. Winds and seas higher in and near tstms.
Inner waters from Point Mugu to San Mateo Pt. CA including Santa Catalina and Anacapa Islands- 110 PM PDT Wed Sep 17 2025
...SMALL CRAFT ADVISORY IN EFFECT UNTIL 9 PM PDT THIS EVENING...
TONIGHT Western portion, W wind 15 to 20 kt with gusts to 25 kt this evening, becoming 5 to 10 kt. Eastern portion, W wind 10 to 15 kt this evening, becoming light. Seas 3 to 4 ft. Wave Detail: NW 3 ft at 5 seconds and S 2 ft at 15 seconds. A slight chance of tstms. A chance of showers until early morning, then showers likely late.
THU Light winds, becoming W 10 to 15 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: NW 2 ft at 5 seconds and S 2 ft at 15 seconds. A chance of showers in the morning. A slight chance of tstms.
THU 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 S 2 ft at 14 seconds. A chance of showers in the evening. A slight chance of tstms.
FRI Light winds, becoming W 10 to 15 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: W 2 ft at 8 seconds and S 2 ft at 14 seconds. A slight chance of tstms.
FRI 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 S 2 ft at 14 seconds.
SAT Light winds, becoming W 10 to 15 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: W 2 ft at 5 seconds and S 2 ft at 13 seconds.
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.
SUN Light winds, becoming W 10 to 15 kt with gusts to 20 kt in the afternoon. Strongest western portion. Seas 2 to 3 ft. Wave Detail: W 3 ft at 6 seconds and S 2 ft at 13 seconds. A slight chance of showers.
SUN NIGHT W wind 10 to 15 kt with gusts to 20 kt in the evening, becoming 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: NW 3 ft at 6 seconds. A slight chance of showers.
MON Light winds, becoming W 10 to 15 kt with gusts to 20 kt in the afternoon. Strongest western portion. Seas 2 to 3 ft. Wave Detail: W 3 ft at 6 seconds. A slight chance of showers.
MON NIGHT W wind 10 to 15 kt with gusts to 20 kt in the evening, becoming light. Strongest western portion. Seas 2 to 3 ft. Wave Detail: W 3 ft at 6 seconds. Winds and seas higher in and near tstms.
RAT www.weather.gov/losangeles
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