FZUS56 KLOX 180318 CWFLOX Coastal Waters Forecast for California National Weather Service Los Angeles/Oxnard CA 818 PM PDT Thu Sep 17 2026 Point Piedras Blancas to San Mateo Point CA out 60 NM including the Channel Islands National Marine Sanctuary. 818 PM PDT Thu Sep 17 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 1030 mb surface high was 700 NM W of Portland, while a 1012 mb thermal low was over Nevada.
Point Piedras Blancas to Point Sal westward out to 10 NM- 818 PM PDT Thu Sep 17 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM FRIDAY AFTERNOON THROUGH FRIDAY EVENING...
TONIGHT NW wind 10 to 15 kt. Seas 3 to 5 ft. Wave Detail: NW 4 ft at 7 seconds and S 2 ft at 16 seconds. Patchy fog after midnight.
FRI NW wind 10 to 15 kt, becoming 15 to 25 kt in the afternoon. Seas 3 to 5 ft. Wave Detail: NW 4 ft at 7 seconds and S 2 ft at 15 seconds. Patchy fog in the morning.
FRI NIGHT NW wind 15 to 25 kt, becoming 10 to 20 kt after midnight. Seas 4 to 6 ft. Wave Detail: NW 5 ft at 7 seconds and S 2 ft at 15 seconds. Patchy fog after midnight.
SAT NW wind 10 to 20 kt, becoming 15 to 25 kt in the afternoon. Seas 4 to 6 ft. Wave Detail: NW 5 ft at 7 seconds and S 2 ft at 15 seconds. Patchy fog in the morning.
SAT NIGHT NW wind 10 to 20 kt. Seas 4 to 6 ft. Wave Detail: NW 6 ft at 7 seconds and S 2 ft at 17 seconds. Patchy fog.
SUN NW wind 10 to 20 kt. Seas 4 to 6 ft. Wave Detail: NW 5 ft at 7 seconds and SW 2 ft at 17 seconds. Patchy fog in the morning.
SUN NIGHT NW wind 15 to 25 kt. Seas 4 to 6 ft. Wave Detail: NW 5 ft at 7 seconds and SW 2 ft at 18 seconds.
MON NW wind 10 to 20 kt. Seas 4 to 6 ft. Wave Detail: NW 5 ft at 7 seconds and SW 2 ft at 17 seconds.
MON NIGHT NW wind 10 to 20 kt. Seas 4 to 5 ft. Wave Detail: NW 5 ft at 7 seconds and SW 2 ft at 17 seconds.
TUE NW wind 10 to 20 kt. Seas 4 to 5 ft. Wave Detail: NW 4 ft at 7 seconds, NW 3 ft at 12 seconds and SW 2 ft at 17 seconds.
TUE NIGHT NW wind 10 to 20 kt. Seas 4 to 6 ft. Wave Detail: NW 6 ft at 9 seconds and S 2 ft at 16 seconds.
Point Piedras Blancas to Point Sal from 10 to 60 NM- 818 PM PDT Thu Sep 17 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM FRIDAY AFTERNOON THROUGH LATE SATURDAY NIGHT...
TONIGHT NW wind 10 to 15 kt. Seas 4 to 5 ft. Wave Detail: NW 4 ft at 7 seconds and S 2 ft at 15 seconds. Patchy fog.
FRI NW wind 10 to 15 kt becoming 15 to 25 kt. Seas 4 to 5 ft. Wave Detail: NW 5 ft at 8 seconds and S 2 ft at 15 seconds. Patchy fog in the morning.
FRI NIGHT NW wind 20 to 25 kt. Seas 6 to 7 ft. Wave Detail: NW 7 ft at 6 seconds and S 2 ft at 14 seconds. Patchy fog.
SAT NW wind 20 to 25 kt. Seas 6 to 7 ft. Wave Detail: NW 7 ft at 7 seconds and S 2 ft at 14 seconds. Patchy fog in the morning.
SAT NIGHT NW wind 20 to 25 kt. Seas 7 to 8 ft. Wave Detail: NW 7 ft at 7 seconds and S 3 ft at 17 seconds. Patchy fog.
SUN NW wind 20 to 25 kt. Seas 6 to 8 ft. Wave Detail: NW 7 ft at 7 seconds and S 3 ft at 17 seconds. Patchy fog in the morning.
SUN NIGHT NW wind 15 to 20 kt. Seas 6 to 8 ft. Wave Detail: NW 7 ft at 7 seconds and S 2 ft at 18 seconds.
MON NW wind 15 to 20 kt. Seas 6 to 7 ft. Wave Detail: NW 7 ft at 7 seconds and S 2 ft at 17 seconds.
MON NIGHT NW wind 15 to 20 kt. Seas 6 to 7 ft. Wave Detail: NW 6 ft at 8 seconds and S 2 ft at 17 seconds.
TUE NW wind 10 to 20 kt. Seas 6 to 8 ft. Wave Detail: NW 7 ft at 9 seconds, NW 2 ft at 14 seconds and S 2 ft at 16 seconds.
TUE NIGHT NW wind 15 to 25 kt. Seas 6 to 9 ft. Wave Detail: NW 8 ft at 10 seconds and S 2 ft at 16 seconds.
Waters from Pt. Sal to Santa Cruz Island CA and westward 60 nm including San Miguel and Santa Rosa Islands- 818 PM PDT Thu Sep 17 2026
...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE SATURDAY NIGHT...
TONIGHT NW wind 15 to 25 kt. Seas 4 to 6 ft. Wave Detail: NW 6 ft at 8 seconds and S 2 ft at 15 seconds. Patchy fog.
FRI NW wind 20 to 25 kt. Seas 5 to 6 ft. Wave Detail: NW 5 ft at 8 seconds and S 2 ft at 15 seconds. Patchy fog in the morning.
FRI NIGHT NW wind 25 to 30 kt, becoming 20 to 25 kt after midnight. Seas 6 to 8 ft. Wave Detail: NW 7 ft at 7 seconds and S 2 ft at 14 seconds. Patchy fog.
SAT NW wind 20 to 25 kt. Seas 6 to 8 ft. Wave Detail: NW 7 ft at 7 seconds and S 2 ft at 14 seconds. Patchy fog in the morning.
SAT NIGHT NW wind 20 to 25 kt. Seas 6 to 7 ft. Wave Detail: NW 7 ft at 7 seconds and S 2 ft at 13 seconds. Patchy fog.
SUN NW wind 20 to 25 kt. Seas 6 to 7 ft. Wave Detail: NW 7 ft at 8 seconds and SW 2 ft at 17 seconds. Patchy fog in the morning.
SUN NIGHT NW wind 20 to 25 kt. Seas 6 to 7 ft. Wave Detail: NW 6 ft at 7 seconds and SW 2 ft at 18 seconds.
MON NW wind 15 to 25 kt. Seas 6 to 7 ft. Wave Detail: NW 6 ft at 7 seconds and S 2 ft at 17 seconds.
MON NIGHT NW wind 15 to 25 kt. Seas 5 to 7 ft. Wave Detail: NW 6 ft at 7 seconds and SW 2 ft at 17 seconds.
TUE NW wind 10 to 20 kt. Seas 5 to 7 ft. Wave Detail: NW 6 ft at 8 seconds and SW 2 ft at 16 seconds.
TUE NIGHT NW wind 15 to 20 kt. Seas 6 to 8 ft. Wave Detail: NW 7 ft at 8 seconds, NW 3 ft at 12 seconds and S 2 ft at 16 seconds.
Outer waters from Santa Cruz Island to San Clemente Island to 60 NM offshore including San Nicolas and Santa Barbara Islands- 818 PM PDT Thu Sep 17 2026
...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE SATURDAY NIGHT...
TONIGHT NW wind 15 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 15 seconds. Patchy fog.
FRI NW wind 15 to 25 kt. Seas 4 to 5 ft. Wave Detail: NW 5 ft at 6 seconds and S 2 ft at 14 seconds. Patchy fog in the morning.
FRI NIGHT NW wind 20 to 30 kt, becoming 15 to 25 kt after midnight. Seas 6 to 8 ft. Wave Detail: NW 7 ft at 7 seconds and S 2 ft at 14 seconds. Patchy fog.
SAT NW wind 15 to 25 kt, becoming 10 to 20 kt in the afternoon. Seas 5 to 7 ft. Wave Detail: NW 6 ft at 8 seconds and S 2 ft at 13 seconds. Patchy fog in the morning.
SAT NIGHT NW wind 15 to 25 kt. Seas 5 to 7 ft. Wave Detail: NW 7 ft at 7 seconds and S 2 ft at 13 seconds. Patchy fog.
SUN NW wind 15 to 25 kt. Seas 5 to 7 ft. Wave Detail: NW 6 ft at 8 seconds and SW 2 ft at 17 seconds. Patchy fog in the morning.
SUN NIGHT NW wind 15 to 25 kt. Seas 5 to 7 ft. Wave Detail: NW 6 ft at 7 seconds and SW 2 ft at 18 seconds.
MON NW wind 15 to 25 kt, becoming 10 to 20 kt in the afternoon. Seas 5 to 7 ft. Wave Detail: NW 6 ft at 7 seconds and SW 2 ft at 17 seconds.
MON NIGHT NW wind 15 to 25 kt. Seas 5 to 7 ft. Wave Detail: NW 6 ft at 7 seconds and SW 2 ft at 17 seconds.
TUE NW wind 10 to 20 kt. Seas 4 to 6 ft. Wave Detail: NW 6 ft at 7 seconds and S 2 ft at 16 seconds.
TUE NIGHT NW wind 10 to 20 kt. Seas 5 to 7 ft. Wave Detail: NW 6 ft at 7 seconds and S 2 ft at 16 seconds.
East Santa Barbara Channel from Pt. Conception to Pt. Mugu CA including Santa Cruz Island- 818 PM PDT Thu Sep 17 2026
TONIGHT Western Portion, NW wind 10 to 20 kt. Eastern Portion, W wind 10 to 15 kt becoming NW 5 to 10 kt after midnight. Seas 3 to 5 ft. Wave Detail: W 4 ft at 5 seconds.
FRI Western Portion, NW wind 5 to 10 kt becoming W 15 to 20 kt in the afternoon. Eastern Portion, Light winds becoming SW 5 to 10 kt in the afternoon. Seas 2 to 4 ft. Wave Detail: W 3 ft at 6 seconds.
FRI NIGHT Western Portion, NW wind 15 to 20 kt becoming 10 to 15 kt after midnight. Eastern Portion, W wind 10 to 20 kt becoming 5 to 10 kt after midnight. Seas 3 to 5 ft. Wave Detail: W 4 ft at 8 seconds.
SAT NW wind 5 to 10 kt, becoming W 10 to 20 kt in the afternoon with gusts to 25 kt in the western portions. Seas 2 to 4 ft. Wave Detail: W 3 ft at 8 seconds.
SAT NIGHT Western Portion, NW wind 15 to 25 kt becoming 10 to 15 kt late. Eastern Portion, SW wind 10 to 20 kt becoming 5 to 10 kt late. Seas 3 to 5 ft. Wave Detail: W 4 ft at 8 seconds. Patchy fog after midnight.
SUN NE wind 5 to 10 kt, becoming W 10 to 20 kt in the afternoon. Seas 2 to 4 ft. Wave Detail: NW 2 ft at 7 seconds. Patchy fog in the morning.
SUN NIGHT Western Portion, NW wind 10 to 20 kt. Eastern Portion, W wind 5 to 10 kt. Seas 3 to 5 ft. Wave Detail: NW 4 ft at 7 seconds.
MON Western Portion, NW wind 10 to 20 kt. Eastern Portion, W wind 5 to 10 kt. Seas 2 to 4 ft. Wave Detail: NW 3 ft at 7 seconds and W 2 ft at 8 seconds.
MON NIGHT Western Portion, NW wind 15 to 20 kt. Eastern Portion, W wind 10 to 15 kt. Seas 3 to 5 ft. Wave Detail: W 4 ft at 6 seconds.
TUE N wind 5 to 10 kt, becoming W in the afternoon. Seas 2 to 3 ft. Wave Detail: W 3 ft at 7 seconds.
TUE NIGHT W wind 10 to 20 kt, becoming NW 10 to 15 kt after midnight. Seas 2 to 4 ft. Wave Detail: W 3 ft at 7 seconds and W 2 ft at 10 seconds.
Inner waters from Point Mugu to San Mateo Pt. CA including Santa Catalina and Anacapa Islands- 818 PM PDT Thu Sep 17 2026
TONIGHT NW wind 10 to 15 kt, becoming 5 to 10 kt after midnight. Seas 2 to 4 ft. Wave Detail: NW 3 ft at 6 seconds and S 2 ft at 15 seconds. Patchy fog after midnight.
FRI 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 S 2 ft at 14 seconds. Patchy fog in the morning.
FRI NIGHT W wind 10 to 15 kt with local gusts to 20 kt, becoming 5 to 10 kt after midnight. Seas 2 to 4 ft. Wave Detail: W 3 ft at 7 seconds and S 2 ft at 14 seconds.
SAT Light winds, becoming W 10 to 15 kt with local gusts to 20 kt in the afternoon. Seas 2 to 4 ft. Wave Detail: W 2 ft at 8 seconds and S 2 ft at 14 seconds.
SAT NIGHT W wind 10 to 15 kt with local gusts to 20 kt, becoming 5 to 10 kt after midnight. Seas 2 to 4 ft. Wave Detail: W 3 ft at 8 seconds. Patchy fog after midnight.
SUN Light winds, becoming W 10 to 15 kt with local gusts to 20 kt in the afternoon. Seas 2 to 4 ft. Wave Detail: W 2 ft at 8 seconds and SW 2 ft at 17 seconds. Patchy fog in the morning.
SUN NIGHT W wind 10 to 15 kt with local gusts to 20 kt, becoming 5 to 10 kt after midnight. Seas 2 to 4 ft. Wave Detail: W 3 ft at 7 seconds and SW 2 ft at 18 seconds.
MON SW wind 5 to 10 kt. Seas 2 to 4 ft. Wave Detail: W 3 ft at 7 seconds and SW 2 ft at 17 seconds.
MON NIGHT W wind 10 to 15 kt. Seas 2 to 4 ft. Wave Detail: W 3 ft at 7 seconds and SW 2 ft at 17 seconds.
TUE Light winds, becoming SW 5 to 10 kt in the afternoon. Seas 2 to 4 ft. Wave Detail: W 3 ft at 7 seconds and SW 2 ft at 16 seconds.
TUE NIGHT W wind 10 to 15 kt in the evening, becoming light. Seas 2 to 4 ft. Wave Detail: W 3 ft at 6 seconds and S 2 ft at 16 seconds.
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