National Weather Service Marine Forecast FZUS56 KSGX

FZUS56 KSGX 190842
CWFSGX

Coastal Waters Forecast for California
National Weather Service San Diego CA
142 AM PDT Sat Sep 19 2026

San Mateo Point to the Mexican border out 60 nm

PZZ700-192115
142 AM PDT Sat Sep 19 2026

Synopsis for the far Southern CA coast

At 1 AM, a 1024 mb high was 670 nautical miles west of San Diego and a 1008 mb low was over Needles. Weak northwesterly flow will occur this weekend into the middle of next week.

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PZZ740-192115
Coastal Waters from San Mateo Point to the Mexican Border and out to 10 nm
142 AM PDT Sat Sep 19 2026

TODAY
Wind variable less than 10 kt...becoming W 10 kt this afternoon. Seas 3 ft. Wave Detail: W 3 ft at 6 seconds and S 2 ft at 14 seconds.

TONIGHT
Wind variable less than 10 kt. Seas 3 ft. Wave Detail: W 2 ft at 6 seconds and S 2 ft at 13 seconds.

SUN
Wind variable less than 10 kt...becoming W 10 kt in the afternoon. Seas 3 ft. Wave Detail: W 2 ft at 5 seconds and SW 2 ft at 17 seconds.

SUN NIGHT
Wind SW 10 kt in the evening...becoming variable less than 10 kt. Seas 3 ft. Wave Detail: SW 2 ft at 5 seconds and SW 2 ft at 18 seconds.

MON
Wind variable less than 10 kt...becoming W 10 kt in the afternoon. Seas 3 ft. Wave Detail: SW 2 ft at 5 seconds and SW 2 ft at 17 seconds.

MON NIGHT
Wind W 10 kt in the evening...becoming variable less than 10 kt. Seas 3 ft. Wave Detail: W 3 ft at 5 seconds and SW 2 ft at 17 seconds.

TUE
Wind variable less than 10 kt...becoming W 10 to 15 kt in the afternoon. Seas 3 to 4 ft. Wave Detail: W 3 ft at 5 seconds and SW 2 ft at 17 seconds.

TUE NIGHT
Wind NW 10 kt in the evening... becoming variable less than 10 kt. Seas 3 to 4 ft. Wave Detail: W 3 ft at 5 seconds and SW 2 ft at 16 seconds.

WED
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 SW 2 ft at 15 seconds.

WED NIGHT
Wind variable less than 10 kt. Seas 3 ft. Wave Detail: W 2 ft at 5 seconds and SW 2 ft at 15 seconds.

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PZZ745-192115
Waters from San Mateo Point to the Mexican Border Extending 10 to 60 nm out including San Clemente Island
142 AM PDT Sat Sep 19 2026

TODAY
Wind W 10 kt. Seas 3 to 4 ft. Wave Detail: W 3 ft at 5 seconds and S 2 ft at 14 seconds.

TONIGHT
Wind NW 10 kt in the evening...becoming variable less than 10 kt. Seas 3 to 4 ft. Wave Detail: W 3 ft at 5 seconds and S 2 ft at 13 seconds.

SUN
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 SW 2 ft at 17 seconds.

SUN 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 2 ft at 18 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 SW 2 ft at 17 seconds.

MON NIGHT
Wind NW 10 to 15 kt. Seas 3 to 5 ft. Wave Detail: W 3 ft at 5 seconds and SW 2 ft at 17 seconds.

TUE
Wind NW 10 kt. Seas 3 to 4 ft. Wave Detail: W 3 ft at 5 seconds and SW 2 ft at 17 seconds.

TUE NIGHT
Wind NW 10 kt in the evening... becoming variable less than 10 kt. Seas 4 to 5 ft. Wave Detail: NW 3 ft at 5 seconds and SW 2 ft at 16 seconds.

WED
Wind variable less than 10 kt...becoming W 10 kt in the afternoon. Seas 3 to 4 ft. Wave Detail: NW 3 ft at 5 seconds and SW 2 ft at 15 seconds.

WED NIGHT
Wind 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.