National Weather Service Marine Forecast FZUS56 KSGX

FZUS56 KSGX 192109
CWFSGX

Coastal Waters Forecast for California
National Weather Service San Diego CA
209 PM PDT Sun Jul 19 2026

San Mateo Point to the Mexican border out 60 nm

PZZ700-201015
209 PM PDT Sun Jul 19 2026

Synopsis for the far Southern CA coast

At 130 PM, a 1033 mb high was 800 nautical miles west of Cape Blanco, OR, a 1008 mb low was near Needles, CA, and a 996 mb low was 900 nautical miles west of Cabo San Lucas, Mexico associated with Tropical Storm Elida. Weak westerly onshore flow early this week to become moderate Wednesday afternoon through the end of the week.

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PZZ740-201015
Coastal Waters from San Mateo Point to the Mexican Border and out to 10 nm
209 PM PDT Sun Jul 19 2026

TONIGHT
Wind variable less than 10 kt. Seas 3 to 4 ft. Wave Detail: W 2 ft at 6 seconds and S 4 ft at 12 seconds.

MON
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 4 ft at 11 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 3 ft at 11 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 S 3 ft at 11 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 SW 3 ft at 15 seconds.

WED
Wind variable less than 10 kt...becoming W 10 to 15 kt in the afternoon. Seas 4 to 5 ft. Wave Detail: W 3 ft at 5 seconds and SW 3 ft at 15 seconds.

WED NIGHT
Wind NW 10 kt in the evening... becoming variable less than 10 kt. Seas 4 to 5 ft. Wave Detail: W 4 ft at 5 seconds and SW 3 ft at 15 seconds.

THU
Wind variable less than 10 kt...becoming W 10 kt in the afternoon. Seas 4 to 5 ft. Wave Detail: W 3 ft at 5 seconds and S 4 ft at 14 seconds.

THU NIGHT
Wind variable less than 10 kt. Seas 4 to 6 ft. Wave Detail: W 3 ft at 5 seconds and S 4 ft at 14 seconds.

FRI
Wind variable less than 10 kt...becoming W 10 kt in the afternoon. Seas 3 to 5 ft. Wave Detail: W 3 ft at 6 seconds and S 4 ft at 12 seconds.

FRI NIGHT
Wind variable less than 10 kt. Seas 3 to 5 ft. Wave Detail: W 2 ft at 5 seconds and S 4 ft at 12 seconds. A slight chance of showers after midnight.

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PZZ745-201015
Waters from San Mateo Point to the Mexican Border Extending 10 to 60 nm out including San Clemente Island
209 PM PDT Sun Jul 19 2026

TONIGHT
Wind W 10 kt. Seas 5 ft. Wave Detail: W 2 ft at 5 seconds and S 4 ft at 12 seconds.

MON
Wind variable less than 10 kt...becoming W 10 kt in the afternoon. Seas 4 to 5 ft. Wave Detail: W 2 ft at 5 seconds and S 4 ft at 11 seconds.

MON NIGHT
Wind W 10 kt. Seas 4 to 5 ft. Wave Detail: W 2 ft at 5 seconds and S 4 ft at 11 seconds.

TUE
Wind W 10 to 15 kt. Seas 4 ft. Wave Detail: W 2 ft at 5 seconds and S 3 ft at 11 seconds.

TUE NIGHT
Wind W 10 to 15 kt. Seas 4 to 5 ft. Wave Detail: W 3 ft at 5 seconds and S 3 ft at 15 seconds.

WED
Wind W 10 kt...becoming around 15 kt in the afternoon. Seas 4 to 6 ft. Wave Detail: NW 4 ft at 5 seconds and S 3 ft at 15 seconds.

WED NIGHT
Wind NW 10 to 15 kt with gusts to 20 kt. Seas 5 to 7 ft. Wave Detail: NW 4 ft at 5 seconds and S 3 ft at 15 seconds.

THU
Wind W 10 to 15 kt. Seas 5 to 7 ft. Wave Detail: NW 4 ft at 6 seconds and S 4 ft at 14 seconds.

THU NIGHT
Wind W 10 kt. Seas 6 to 7 ft. Wave Detail: W 4 ft at 5 seconds and S 5 ft at 14 seconds.

FRI
Wind W 10 kt. Seas 5 to 6 ft. Wave Detail: W 3 ft at 5 seconds and S 4 ft at 12 seconds.

FRI NIGHT
Wind W 10 kt. Seas 5 to 6 ft. Wave Detail: W 3 ft at 5 seconds and S 5 ft at 12 seconds.