Coastal Waters Forecast
Issued by NWS San Diego, CA

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Coastal Waters Forecast for California
National Weather Service San Diego CA
109 AM PDT Sat Aug 23 2025

San Mateo Point to the Mexican border out 60 nm

PZZ700-232115-
109 AM PDT Sat Aug 23 2025

.Synopsis for the far Southern California coast...At 1 AM, a 1022
mb high was about 600 miles west of Eureka and a 1006 mb low was
over Death Valley National Park. There is a low (about 10%)
chance for showers or thunderstorms to move west over the
nearshore waters through this morning. Weak to moderate onshore
flow will continue in the afternoons and evenings through
Wednesday.


$$

PZZ740-232115-
Coastal Waters from San Mateo Point to the Mexican Border and out
to 10 nm-
109 AM PDT Sat Aug 23 2025

.TODAY...Wind variable less than 10 kt...becoming W 10 kt this
afternoon. Seas 3 ft. Wave Detail: W 1 foot at 4 seconds, W 2 ft
at 7 seconds and SW 2 ft at 15 seconds. A slight chance of tstms
this morning.
.TONIGHT...Wind variable less than 10 kt. Seas 3 ft. Wave Detail:
W 1 foot at 4 seconds, W 2 ft at 7 seconds and SW 2 ft at
14 seconds.
.SUN...Wind W 10 kt. Seas 3 ft. Wave Detail: W 2 ft at 5 seconds
and SW 2 ft at 14 seconds.
.SUN NIGHT...Wind W 10 kt in the evening...becoming variable less
than 10 kt. Seas 3 ft. Wave Detail: W 2 ft at 5 seconds and S
2 ft at 14 seconds.
.MON...Wind W 10 kt. Seas 3 to 4 ft. Wave Detail: W 2 ft at
5 seconds and S 2 ft at 14 seconds.
.MON NIGHT...Wind W 10 kt in the evening...becoming variable less
than 10 kt. Seas 3 to 4 ft. Wave Detail: W 2 ft at 5 seconds and
S 2 ft at 15 seconds.
.TUE...Wind variable less than 10 kt...becoming W 10 kt in the
afternoon. Seas 3 to 4 ft. Wave Detail: W 2 ft at 5 seconds and
SW 2 ft at 15 seconds.
.TUE NIGHT...Wind variable less than 10 kt. Seas 3 to 4 ft. Wave
Detail: W 2 ft at 5 seconds and SW 2 ft at 15 seconds.
.WED...Wind variable less than 10 kt...becoming W 10 kt in the
afternoon. Seas 3 to 4 ft. Wave Detail: NW 2 ft at 5 seconds and
SW 2 ft at 16 seconds.
.WED NIGHT...Wind NW 10 kt in the evening... becoming variable
less than 10 kt. Seas 3 to 4 ft. Wave Detail: W 2 ft at 5 seconds
and S 2 ft at 15 seconds.

Winds and seas higher in and near tstms.

$$

PZZ745-232115-
Waters from San Mateo Point to the Mexican Border Extending 10 to
60 nm out including San Clemente Island-
109 AM PDT Sat Aug 23 2025

.TODAY...Wind variable less than 10 kt...becoming W 10 kt this
afternoon. Seas 3 ft. Wave Detail: NW 1 foot at 4 seconds, W 2 ft
at 8 seconds and S 2 ft at 15 seconds. A slight chance of tstms
this morning.
.TONIGHT...Wind W 10 kt in the evening...becoming variable less
than 10 kt. Seas 3 ft. Wave Detail: W 1 foot at 4 seconds, W 2 ft
at 7 seconds and S 2 ft at 14 seconds.
.SUN...Wind W 10 kt. Seas 3 to 4 ft. Wave Detail: W 3 ft at
5 seconds and S 2 ft at 14 seconds.
.SUN NIGHT...Wind W 10 kt. Seas 3 to 4 ft. Wave Detail: W 3 ft at
5 seconds and S 2 ft at 14 seconds.
.MON...Wind W 10 kt. Seas 3 to 4 ft. Wave Detail: W 3 ft at
5 seconds and S 2 ft at 15 seconds.
.MON NIGHT...Wind W 10 kt. Seas 3 to 4 ft. Wave Detail: W 3 ft at
5 seconds and S 2 ft at 15 seconds.
.TUE...Wind variable less than 10 kt...becoming W 10 kt in the
afternoon. Seas 3 to 4 ft. Wave Detail: W 3 ft at 5 seconds and S
2 ft at 16 seconds.
.TUE NIGHT...Wind W 10 kt in the evening...becoming variable less
than 10 kt. Seas 3 to 4 ft. Wave Detail: W 2 ft at 5 seconds and
S 2 ft at 15 seconds.
.WED...Wind variable less than 10 kt...becoming W 10 kt in the
afternoon. Seas 3 to 4 ft. Wave Detail: W 2 ft at 5 seconds and S
3 ft at 16 seconds.
.WED NIGHT...Wind NW 10 kt. Seas 3 to 4 ft. Wave Detail: W 2 ft
at 5 seconds and S 3 ft at 15 seconds.

Winds and seas higher in and near tstms.

$$