Coastal Waters Forecast
Issued by NWS Los Angeles, CA

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FZUS56 KLOX 171610
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Coastal Waters Forecast for California
National Weather Service Los Angeles/Oxnard CA
910 AM PDT Sun Aug 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...

PZZ600-180515-
910 AM PDT Sun Aug 17 2025

.Synopsis for the southern California coast and Santa Barbara
Channel including the Channel Islands National Marine Sanctuary
and National Park...at 16Z, or 9 AM PDT, a 1023 mb surface high was
centered 1000 NM W of Point Conception while a 1006 mb low was in
Nevada.

$$

PZZ645-180515-
Point Piedras Blancas to Point Sal westward out to 10 NM-
910 AM PDT Sun Aug 17 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 9 PM PDT THIS EVENING...

.REST OF TODAY...NW wind 10 to 20 kt, becoming 20 to 25 kt this
afternoon. Seas 3 to 4 ft, building to 4 to 6 ft. Wave Detail: NW
5 ft at 5 seconds, NW 2 ft at 11 seconds and S 2 ft at 14 seconds.
Patchy dense fog late this morning with vsby 1 NM or less.
.TONIGHT...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, NW
3 ft at 10 seconds and S 2 ft at 14 seconds. Patchy dense fog. Vsby
1 NM or less.
.MON...NW wind 10 to 20 kt, becoming 20 to 25 kt in the afternoon.
Seas 4 to 6 ft. Wave Detail: NW 5 ft at 6 seconds, NW 3 ft at
10 seconds and S 2 ft at 13 seconds. Patchy dense fog in the
morning with vsby 1 NM or less.
.MON NIGHT...NW wind 15 to 25 kt, becoming 10 to 20 kt after
midnight. Seas 5 to 7 ft. Wave Detail: NW 6 ft at 7 seconds, NW
2 ft at 10 seconds and SW 2 ft at 16 seconds. Patchy dense fog
after midnight with vsby 1 NM or less.
.TUE...NW wind 10 to 15 kt, becoming 20 to 25 kt in the afternoon.
Seas 4 to 5 ft. Wave Detail: NW 4 ft at 6 seconds, NW 2 ft at
9 seconds and SW 2 ft at 16 seconds. Patchy dense fog. Vsby 1 NM or
less.
.TUE 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 6 seconds, NW
2 ft at 9 seconds and SW 2 ft at 15 seconds. Patchy fog.
.WED...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 8 seconds and S 2 ft at
15 seconds. Patchy fog.
.WED NIGHT...NW wind 15 to 25 kt, becoming 10 to 20 kt after
midnight. Seas 5 to 7 ft. Wave Detail: NW 6 ft at 7 seconds and SW
3 ft at 15 seconds. Patchy fog in the evening.
.THU...NW wind 10 to 20 kt. Seas 4 to 6 ft. Wave Detail: NW 5 ft at
8 seconds and S 3 ft at 15 seconds.
.THU NIGHT...NW wind 10 to 20 kt. Seas 4 to 6 ft. Wave Detail: NW
5 ft at 8 seconds and S 2 ft at 14 seconds.

$$

PZZ670-180515-
Point Piedras Blancas to Point Sal from 10 to 60 NM-
910 AM PDT Sun Aug 17 2025

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE MONDAY NIGHT...

.REST OF TODAY...NW wind 20 to 25 kt. Seas 5 to 6 ft. Wave Detail:
NW 5 ft at 5 seconds, NW 4 ft at 11 seconds and S 2 ft at
14 seconds. Patchy dense fog. Vsby 1 NM or less.
.TONIGHT...NW wind 20 to 25 kt. Seas 6 to 7 ft. Wave Detail: NW
5 ft at 6 seconds, NW 5 ft at 10 seconds and S 2 ft at 14 seconds.
Patchy dense fog. Vsby 1 NM or less.
.MON...NW wind 20 to 25 kt. Seas 6 to 7 ft. Wave Detail: NW 5 ft at
6 seconds, NW 5 ft at 10 seconds and S 2 ft at 13 seconds. Patchy
dense fog in the morning with vsby 1 NM or less.
.MON NIGHT...NW wind 20 to 25 kt. Seas 5 to 7 ft. Wave Detail: NW
6 ft at 6 seconds and NW 3 ft at 10 seconds. Patchy dense fog. Vsby
1 NM or less.
.TUE...NW wind 15 to 20 kt, becoming 20 to 25 kt in the afternoon.
Seas 5 to 6 ft. Wave Detail: NW 4 ft at 6 seconds, NW 3 ft at
9 seconds and SW 2 ft at 16 seconds. Patchy dense fog. Vsby 1 NM or
less.
.TUE NIGHT...NW wind 20 to 25 kt. Seas 5 to 7 ft. Wave Detail: NW
6 ft at 6 seconds, NW 3 ft at 9 seconds and S 2 ft at 15 seconds.
Patchy fog.
.WED...NW wind 20 to 25 kt. Seas 6 to 7 ft. Wave Detail: NW 6 ft at
6 seconds, NW 2 ft at 10 seconds and S 3 ft at 15 seconds. Patchy
fog.
.WED NIGHT...NW wind 20 to 25 kt. Seas 7 to 8 ft. Wave Detail: NW
8 ft at 7 seconds, NW 2 ft at 10 seconds and SW 3 ft at 15 seconds.
Patchy fog.
.THU...NW wind 15 to 25 kt. Seas 6 to 8 ft. Wave Detail: NW 7 ft at
8 seconds and S 2 ft at 15 seconds. Patchy fog in the morning.
.THU NIGHT...NW wind 15 to 25 kt. Seas 7 to 8 ft. Wave Detail: NW
7 ft at 8 seconds and S 2 ft at 14 seconds. Patchy fog after
midnight.

$$

PZZ673-180515-
Waters from Pt. Sal to Santa Cruz Island CA and westward 60 nm
including San Miguel and Santa Rosa Islands-
910 AM PDT Sun Aug 17 2025

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE MONDAY NIGHT...

.REST OF TODAY...NW wind 20 to 25 kt. Seas 4 to 6 ft. Wave Detail:
NW 5 ft at 6 seconds, NW 2 ft at 12 seconds and S 2 ft at
14 seconds. Patchy dense fog late this morning. Patchy dense fog
this afternoon. Vsby 1 NM or less.
.TONIGHT...NW wind 20 to 30 kt, becoming 25 to 30 kt after
midnight. Seas 6 to 7 ft. Wave Detail: NW 6 ft at 7 seconds, NW
6 ft at 11 seconds and S 2 ft at 14 seconds. Patchy dense fog. Vsby
1 NM or less.
.MON...NW wind 20 to 25 kt. Seas 6 to 7 ft. Wave Detail: NW 6 ft at
7 seconds, NW 4 ft at 10 seconds and S 2 ft at 13 seconds. Patchy
dense fog in the morning with vsby 1 NM or less.
.MON NIGHT...NW wind 25 to 30 kt. Seas 6 to 7 ft. Wave Detail: NW
7 ft at 7 seconds and NW 3 ft at 10 seconds. Patchy dense fog. Vsby
1 NM or less.
.TUE...NW wind 20 to 25 kt. Seas 5 to 6 ft. Wave Detail: NW 5 ft at
8 seconds and SW 2 ft at 16 seconds. Patchy dense fog. Vsby 1 NM or
less.
.TUE NIGHT...NW wind 25 to 30 kt. Seas 6 to 7 ft. Wave Detail: NW
6 ft at 8 seconds and S 2 ft at 15 seconds. Patchy fog.
.WED...NW wind 20 to 30 kt. Seas 6 to 8 ft. Wave Detail: NW 7 ft at
7 seconds, NW 2 ft at 10 seconds and S 2 ft at 15 seconds. Patchy
fog.
.WED NIGHT...NW wind 20 to 30 kt. Seas 7 to 9 ft. Wave Detail: NW
8 ft at 8 seconds and S 2 ft at 15 seconds. Patchy fog.
.THU...NW wind 15 to 25 kt. Seas 6 to 8 ft. Wave Detail: NW 8 ft at
8 seconds and S 2 ft at 15 seconds. Patchy fog.
.THU NIGHT...NW wind 15 to 25 kt. Seas 6 to 8 ft. Wave Detail: NW
7 ft at 8 seconds and S 2 ft at 14 seconds. Patchy fog.

$$

PZZ676-180515-
Outer waters from Santa Cruz Island to San Clemente Island to 60 NM
offshore including San Nicolas and Santa Barbara Islands-
910 AM PDT Sun Aug 17 2025

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE MONDAY NIGHT...

.REST OF TODAY...N wind 10 to 20 kt, becoming NW 15 to 25 kt this
afternoon. Seas 4 to 6 ft. Wave Detail: NW 5 ft at 6 seconds and S
2 ft at 14 seconds.
.TONIGHT...NW wind 20 to 30 kt. Seas 5 to 7 ft. Wave Detail: NW
6 ft at 7 seconds and S 2 ft at 14 seconds.
.MON...NW wind 15 to 25 kt. Seas 5 to 7 ft. Wave Detail: NW 6 ft at
7 seconds, NW 2 ft at 10 seconds and S 2 ft at 13 seconds.
.MON NIGHT...NW wind 20 to 30 kt. Seas 6 to 8 ft. Wave Detail: NW
7 ft at 7 seconds. Patchy dense fog after midnight with vsby 1 NM
or less.
.TUE...NW wind 15 to 25 kt, becoming 20 to 25 kt in the afternoon.
Seas 5 to 7 ft. Wave Detail: NW 6 ft at 8 seconds and S 2 ft at
16 seconds. Patchy fog in the morning.
.TUE NIGHT...NW wind 20 to 30 kt. Seas 5 to 7 ft. Wave Detail: NW
6 ft at 6 seconds, NW 2 ft at 9 seconds and S 2 ft at 15 seconds.
Patchy fog.
.WED...NW wind 20 to 30 kt, becoming 15 to 25 kt in the afternoon.
Seas 5 to 7 ft. Wave Detail: NW 6 ft at 8 seconds and S 2 ft at
15 seconds. Patchy fog in the morning.
.WED NIGHT...NW wind 15 to 25 kt. Seas 5 to 7 ft. Wave Detail: NW
7 ft at 8 seconds and S 2 ft at 15 seconds. Patchy fog.
.THU...NW wind 15 to 25 kt, becoming 10 to 20 kt in the afternoon.
Seas 5 to 7 ft. Wave Detail: NW 5 ft at 8 seconds and S 2 ft at
15 seconds. Patchy fog.
.THU NIGHT...NW wind 10 to 20 kt. Seas 4 to 6 ft. Wave Detail: NW
5 ft at 8 seconds and S 2 ft at 14 seconds. Patchy fog.

$$

PZZ650-180515-
East Santa Barbara Channel from Pt. Conception to Pt. Mugu CA
including Santa Cruz Island-
910 AM PDT Sun Aug 17 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM 5 PM PDT THIS AFTERNOON
THROUGH THIS EVENING...

.REST OF TODAY...Western Portion, W wind 10 to 20 kt becoming 15 to
25 kt this afternoon. Eastern Portion, W wind 5 to 10 kt. Seas 2 to
4 ft. Wave Detail: W 3 ft at 6 seconds.
.TONIGHT...Western Portion, NW wind 20 to 25 kt becoming 10 to
20 kt after midnight. Eastern Portion, W wind 10 to 15 kt becoming
5 to 10 kt after midnight. Seas 3 to 5 ft. Wave Detail: NW 4 ft at
7 seconds.
.MON...W wind 5 to 10 kt, becoming 10 to 20 kt in the afternoon.
Seas 2 to 4 ft. Wave Detail: NW 3 ft at 7 seconds.
.MON NIGHT...Western Portion, NW wind 15 to 25 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 5 ft at 8 seconds.
.TUE...NW wind 5 to 10 kt, becoming W 15 to 25 kt in the afternoon.
Seas 2 to 4 ft. Wave Detail: W 3 ft at 7 seconds. Patchy fog in the
morning.
.TUE NIGHT...Western Portion, NW wind 15 to 25 kt. Eastern Portion,
W wind 10 to 15 kt. Seas 3 to 5 ft. Wave Detail: W 4 ft at
6 seconds.
.WED...NW wind 10 to 15 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.
.WED NIGHT...Western Portion, NW wind 10 to 20 kt. Eastern Portion,
W wind 5 to 10 kt. Seas 3 to 5 ft. Wave Detail: W 4 ft at
8 seconds. Patchy fog.
.THU...Light winds, becoming W 5 to 10 kt in the afternoon. Seas
2 to 4 ft. Wave Detail: W 3 ft at 9 seconds. Patchy fog.
.THU NIGHT...W wind 10 to 15 kt. Seas 2 to 4 ft. Wave Detail: W
3 ft at 8 seconds. Patchy fog.

$$

PZZ655-180515-
Inner waters from Point Mugu to San Mateo Pt. CA including Santa
Catalina and Anacapa Islands-
910 AM PDT Sun Aug 17 2025

.REST OF TODAY...Light winds, becoming W 10 to 15 kt this
afternoon. Seas 2 to 3 ft. Wave Detail: W 2 ft at 7 seconds and S
2 ft at 14 seconds.
.TONIGHT...W wind 10 to 20 kt, becoming SW 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.
.MON...Light winds, becoming W 10 to 15 kt in the afternoon. Seas
2 to 4 ft. Wave Detail: W 2 ft at 8 seconds and S 2 ft at
13 seconds.
.MON NIGHT...W wind 10 to 15 kt, becoming 5 to 10 kt after
midnight. Seas 2 to 4 ft. Wave Detail: W 3 ft at 7 seconds. Patchy
fog after midnight.
.TUE...Light winds, becoming W 10 to 20 kt in the afternoon. Seas
2 to 4 ft. Wave Detail: W 3 ft at 7 seconds and SW 2 ft at
16 seconds. Patchy fog in the morning.
.TUE NIGHT...W wind 10 to 20 kt. Seas 3 to 5 ft. Wave Detail: W
3 ft at 5 seconds and S 2 ft at 16 seconds. Patchy fog after
midnight.
.WED...W wind 5 to 10 kt. Seas 2 to 4 ft. Wave Detail: W 2 ft at
7 seconds and S 2 ft at 15 seconds. Patchy fog in the morning.
.WED NIGHT...W wind 10 to 15 kt in the evening, becoming light.
Seas 2 to 4 ft. Wave Detail: W 2 ft at 7 seconds and S 2 ft at
15 seconds. Patchy fog.
.THU...Light winds, becoming SW 5 to 10 kt in the afternoon. Seas
2 to 4 ft. Wave Detail: W 3 ft at 8 seconds and S 2 ft at
15 seconds. Patchy fog.
.THU 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 and S 2 ft at
14 seconds. Patchy fog.

$$

Cohen

www.weather.gov/losangeles