184
FZUS56 KLOX 171603
CWFLOX

Coastal Waters Forecast for California
National Weather Service Los Angeles/Oxnard CA
903 AM PDT Thu Apr 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...

PZZ600-180430-
903 AM PDT Thu Apr 17 2025

.Synopsis for the southern California coast and Santa Barbara
Channel including the Channel Islands National Marine Sanctuary
and National Park...at 15Z, or 8 AM PDT, a 1030 mb surface high
was about 700 NM W of Eureka, while a 996 mb surface low was over
east-central Utah. Aside from patchy night through morning fog, no
hazardous marine conditions are expected through at least early next
week.

$$

PZZ645-180430-
Point Piedras Blancas to Point Sal westward out to 10 NM-
903 AM PDT Thu Apr 17 2025

.REST OF TODAY...Light winds, becoming NW 5 to 10 kt this
afternoon. Seas 3 to 5 ft. Wave Detail: NW 4 ft at 13 seconds and S
2 ft at 14 seconds.
.TONIGHT...NW wind 5 to 10 kt. Seas 3 to 5 ft. Wave Detail: NW 4 ft
at 12 seconds and S 2 ft at 13 seconds.
.FRI...Light winds, becoming NW 10 to 15 kt in the afternoon. Seas
3 to 5 ft. Wave Detail: NW 4 ft at 11 seconds and S 2 ft at
13 seconds.
.FRI NIGHT...NW wind 10 to 20 kt, becoming 5 to 10 kt after
midnight. Seas 3 to 4 ft. Wave Detail: NW 4 ft at 11 seconds and S
2 ft at 14 seconds. Patchy fog after midnight.
.SAT...Light winds, becoming W 5 to 10 kt in the afternoon. Seas
3 to 4 ft. Wave Detail: NW 4 ft at 9 seconds and SW 2 ft at
14 seconds. Patchy fog in the morning.
.SAT NIGHT...NW wind 5 to 10 kt in the evening, becoming light.
Seas 3 to 5 ft. Wave Detail: NW 4 ft at 9 seconds and SW 2 ft at
14 seconds. Patchy fog after midnight.
.SUN...Light winds, becoming W 5 to 10 kt in the afternoon. Seas
3 to 5 ft. Wave Detail: NW 5 ft at 11 seconds and S 2 ft at
14 seconds. Patchy fog in the morning.
.SUN NIGHT...NW wind 5 to 10 kt in the evening, becoming light.
Seas 4 to 5 ft. Wave Detail: NW 5 ft at 11 seconds. Patchy fog
after midnight.
.MON...Light winds, becoming NW 10 to 15 kt in the afternoon. Seas
4 to 6 ft. Wave Detail: NW 5 ft at 11 seconds. Patchy fog in the
morning.
.MON NIGHT...NW wind 10 to 15 kt, becoming 5 to 10 kt after
midnight. Seas 4 to 6 ft. Wave Detail: NW 5 ft at 11 seconds and S
2 ft at 17 seconds. Patchy fog after midnight.

$$

PZZ670-180430-
Point Piedras Blancas to Point Sal from 10 to 60 NM-
903 AM PDT Thu Apr 17 2025

.REST OF TODAY...N wind 5 to 10 kt. Seas 5 to 7 ft. Wave Detail: NW
6 ft at 13 seconds and S 2 ft at 14 seconds.
.TONIGHT...NW wind 10 to 15 kt, becoming 5 to 10 kt after midnight.
Seas 6 to 7 ft. Wave Detail: NW 7 ft at 12 seconds and S 2 ft at
14 seconds.
.FRI...NW wind 5 to 10 kt, becoming 10 to 15 kt in the afternoon.
Seas 5 to 6 ft. Wave Detail: NW 6 ft at 11 seconds and S 2 ft at
14 seconds.
.FRI NIGHT...NW wind 15 to 20 kt, becoming 10 to 15 kt after
midnight. Seas 5 ft. Wave Detail: NW 5 ft at 10 seconds and S 2 ft
at 14 seconds. Patchy fog after midnight.
.SAT...NW wind 5 to 10 kt. Seas 5 ft. Wave Detail: NW 5 ft at
9 seconds and S 2 ft at 14 seconds. Patchy fog in the morning.
.SAT NIGHT...NW wind 10 to 20 kt. Seas 5 to 7 ft. Wave Detail: NW
6 ft at 9 seconds and SW 2 ft at 14 seconds. Patchy fog after
midnight.
.SUN...NW wind 5 to 10 kt. Seas 6 to 8 ft. Wave Detail: NW 7 ft at
11 seconds and S 2 ft at 15 seconds. Patchy fog in the morning.
.SUN NIGHT...NW wind 10 to 20 kt. Seas 6 to 8 ft. Wave Detail: NW
7 ft at 11 seconds and S 2 ft at 14 seconds. Patchy fog after
midnight.
.MON...NW wind 10 to 20 kt. Seas 6 to 8 ft. Wave Detail: NW 8 ft at
10 seconds. Patchy fog in the morning.
.MON NIGHT...NW wind 15 to 25 kt. Seas 7 to 9 ft. Wave Detail: NW
8 ft at 10 seconds and S 2 ft at 17 seconds. Patchy fog after
midnight.

$$

PZZ673-180430-
Waters from Pt. Sal to Santa Cruz Island CA and westward 60 nm
including San Miguel and Santa Rosa Islands-
903 AM PDT Thu Apr 17 2025

.REST OF TODAY...NW wind 5 to 10 kt. Seas 5 to 6 ft. Wave Detail:
NW 6 ft at 14 seconds and S 2 ft at 14 seconds.
.TONIGHT...NW wind 10 to 15 kt. Seas 5 to 6 ft. Wave Detail: NW
6 ft at 12 seconds and S 2 ft at 14 seconds.
.FRI...NW wind 5 to 10 kt, becoming 10 to 15 kt in the afternoon.
Seas 5 to 6 ft. Wave Detail: NW 6 ft at 11 seconds and S 2 ft at
14 seconds.
.FRI NIGHT...NW wind 15 to 20 kt, becoming 10 to 15 kt after
midnight. Seas 4 to 5 ft. Wave Detail: NW 5 ft at 11 seconds and S
2 ft at 14 seconds. Patchy fog after midnight.
.SAT...NW wind 5 to 10 kt. Seas 4 to 5 ft. Wave Detail: NW 5 ft at
10 seconds and SW 2 ft at 14 seconds. Patchy fog in the morning.
.SAT NIGHT...NW wind 10 to 20 kt. Seas 4 to 6 ft. Wave Detail: NW
5 ft at 9 seconds and SW 2 ft at 14 seconds. Patchy fog after
midnight.
.SUN...NW wind 10 to 15 kt, becoming 5 to 10 kt in the afternoon.
Seas 5 to 7 ft. Wave Detail: NW 6 ft at 11 seconds and S 2 ft at
14 seconds. Patchy fog in the morning.
.SUN NIGHT...NW wind 10 to 15 kt. Seas 5 to 7 ft. Wave Detail: NW
7 ft at 11 seconds and S 2 ft at 14 seconds. Patchy fog after
midnight.
.MON...NW wind 10 to 20 kt. Seas 5 to 7 ft. Wave Detail: NW 7 ft at
11 seconds. Patchy fog in the morning.
.MON NIGHT...NW wind 15 to 20 kt. Seas 6 to 8 ft. Wave Detail: NW
7 ft at 10 seconds and S 2 ft at 17 seconds. Patchy fog after
midnight.

$$

PZZ676-180430-
Outer waters from Santa Cruz Island to San Clemente Island to 60 NM
offshore including San Nicolas and Santa Barbara Islands-
903 AM PDT Thu Apr 17 2025

.REST OF TODAY...Light winds, becoming SW 5 to 10 kt this
afternoon. Seas 4 to 6 ft. Wave Detail: NW 4 ft at 13 seconds and S
2 ft at 14 seconds.
.TONIGHT...W wind 10 to 15 kt. Seas 4 to 6 ft. Wave Detail: W 2 ft
at 5 seconds, NW 4 ft at 13 seconds and S 2 ft at 13 seconds.
.FRI...NW wind 5 to 10 kt, becoming W 10 to 15 kt in the afternoon.
Seas 4 to 6 ft. Wave Detail: W 3 ft at 5 seconds, NW 5 ft at
12 seconds and S 2 ft at 14 seconds.
.FRI NIGHT...NW wind 10 to 20 kt, becoming 5 to 10 kt after
midnight. Seas 3 to 5 ft. Wave Detail: W 2 ft at 5 seconds, NW 4 ft
at 11 seconds and S 2 ft at 14 seconds. Patchy fog after midnight.
.SAT...NW wind 5 to 10 kt. Seas 2 to 4 ft. Wave Detail: NW 4 ft at
10 seconds and SW 2 ft at 14 seconds. Patchy fog in the morning.
.SAT NIGHT...NW wind 10 to 20 kt. Seas 3 to 5 ft. Wave Detail: W
2 ft at 5 seconds, NW 4 ft at 10 seconds and SW 2 ft at 15 seconds.
Patchy fog after midnight.
.SUN...NW wind 10 to 15 kt, becoming 5 to 10 kt in the afternoon.
Seas 3 to 5 ft. Wave Detail: W 2 ft at 5 seconds, NW 4 ft at
12 seconds and S 2 ft at 14 seconds. Patchy fog in the morning.
.SUN NIGHT...NW wind 10 to 15 kt. Seas 4 to 6 ft. Wave Detail: W
2 ft at 5 seconds, NW 5 ft at 12 seconds and S 2 ft at 14 seconds.
Patchy fog after midnight.
.MON...NW wind 10 to 20 kt. Seas 4 to 6 ft. Wave Detail: W 3 ft at
5 seconds and NW 5 ft at 11 seconds. Patchy fog in the morning.
.MON NIGHT...NW wind 10 to 20 kt. Seas 4 to 6 ft. Wave Detail: W
2 ft at 6 seconds, NW 5 ft at 11 seconds and S 2 ft at 17 seconds.
Patchy fog after midnight.

$$

PZZ650-180430-
East Santa Barbara Channel from Pt. Conception to Pt. Mugu CA
including Santa Cruz Island-
903 AM PDT Thu Apr 17 2025

.REST OF TODAY...Light winds, becoming SW 5 to 10 kt this
afternoon. Seas 2 to 3 ft. Wave Detail: W 2 ft at 12 seconds.
.TONIGHT...W wind 5 to 10 kt. Seas 2 to 4 ft. Wave Detail: W 3 ft
at 5 seconds and NW 2 ft at 12 seconds.
.FRI...NW wind 5 to 10 kt, becoming W 10 to 15 kt in the afternoon.
Seas 2 to 3 ft. Wave Detail: W 3 ft at 5 seconds.
.FRI NIGHT...W wind 10 to 15 kt in the evening, becoming light.
Seas 2 to 4 ft. Wave Detail: W 3 ft at 5 seconds. Patchy fog after
midnight.
.SAT...Light winds, becoming W 5 to 10 kt in the afternoon. Seas
2 to 3 ft. Wave Detail: NW 2 ft at 10 seconds. Patchy fog in the
morning.
.SAT 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.
.SUN...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 NW 2 ft at
12 seconds.
.SUN 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 and NW
2 ft at 11 seconds.
.MON...W wind 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: W 2 ft at
5 seconds and NW 2 ft at 11 seconds.
.MON NIGHT...W wind 10 to 15 kt, becoming NW 5 to 10 kt after
midnight. Seas 2 to 3 ft. Wave Detail: W 3 ft at 6 seconds and NW
2 ft at 11 seconds.

$$

PZZ655-180430-
Inner waters from Point Mugu to San Mateo Pt. CA including Santa
Catalina and Anacapa Islands-
903 AM PDT Thu Apr 17 2025

.REST OF TODAY...Light winds, becoming W 5 to 10 kt this afternoon.
Seas 2 to 3 ft. Wave Detail: W 2 ft at 11 seconds and S 2 ft at
14 seconds. A slight chance of showers this afternoon.
.TONIGHT...W wind 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: W 3 ft
at 5 seconds.
.FRI...W wind 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: W 3 ft at
5 seconds.
.FRI NIGHT...W wind 10 to 15 kt in the evening, becoming light.
Seas 2 to 3 ft. Wave Detail: W 3 ft at 5 seconds. Patchy fog after
midnight.
.SAT...Light winds, becoming W 10 to 15 kt in the afternoon. Seas
2 ft. Wave Detail: W 2 ft at 5 seconds. Patchy fog in the morning.
.SAT NIGHT...NW wind 10 to 20 kt, becoming W 5 to 10 kt after
midnight. Seas 2 to 3 ft. Wave Detail: W 2 ft at 5 seconds. Patchy
fog after midnight.
.SUN...Light winds, becoming W 5 to 10 kt in the afternoon. Seas
2 to 3 ft. Wave Detail: W 2 ft at 5 seconds. Patchy fog in the
morning.
.SUN NIGHT...W wind 10 to 15 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.
.MON...Light winds, becoming W 5 to 10 kt in the afternoon. Seas
2 to 3 ft. Wave Detail: W 2 ft at 5 seconds. Patchy fog in the
morning.
.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
17 seconds. Patchy fog after midnight.

$$

Cohen

www.weather.gov/losangeles