NDBC has recently revised the NDBC Handbook of Automated Data Quality Control Checks and Procedures. The new document can be found on our Publications page.

National Weather Service Marine Forecast FZUS56 KSGX

FZUS56 KSGX 142036
CWFSGX

Coastal Waters Forecast for California
National Weather Service San Diego CA
136 PM PDT Wed May 14 2025

San Mateo Point to the Mexican border out 60 nm

PZZ700-150945
136 PM PDT Wed May 14 2025

Synopsis for the far Southern California coast

At 1 PM, a 1034 mb high was 800 nautical miles west of San Francisco and a 992 mb low was over western Kansas. Weak to occasionally moderate onshore flow, along with an intermittent eddy circulation, will continue through Saturday. Winds and waves will increase Saturday night into Sunday and come back down on Monday.


PZZ740-150945
Coastal Waters from San Mateo Point to the Mexican Border and out to 10 nm
136 PM PDT Wed May 14 2025

TONIGHT
Wind W 10 kt this evening...becoming variable less than 10 kt. Seas 3 to 4 ft. Wave Detail: NW 1 foot at 4 seconds, W 3 ft at 10 seconds and SW 2 ft at 15 seconds.

THU
Wind variable less than 10 kt...becoming W 10 kt in the afternoon. Seas 3 to 4 ft. Wave Detail: SW 2 ft at 4 seconds, W 3 ft at 8 seconds and SW 2 ft at 15 seconds.

THU NIGHT
Wind variable less than 10 kt. Seas 3 to 4 ft. Wave Detail: SW 1 foot at 4 seconds, W 3 ft at 9 seconds and SW 2 ft at 15 seconds.

FRI
Wind variable less than 10 kt...becoming SW 10 kt in the afternoon. Seas 3 to 4 ft. Wave Detail: SW 2 ft at 4 seconds, W 3 ft at 11 seconds and SW 2 ft at 16 seconds.

FRI NIGHT
Wind variable less than 10 kt. Seas 3 to 4 ft. Wave Detail: SW 1 foot at 4 seconds, W 3 ft at 11 seconds and SW 2 ft at 16 seconds.

SAT
Wind SW 10 kt. Seas 3 to 4 ft. Wave Detail: SW 2 ft at 4 seconds, W 3 ft at 7 seconds and SW 2 ft at 17 seconds.

SAT NIGHT
Wind W 10 to 15 kt with gusts to 20 kt. Seas 4 to 6 ft. Wave Detail: W 5 ft at 6 seconds and S 2 ft at 16 seconds. A slight chance of showers in the evening, then a chance of showers after midnight.

SUN
Wind W 10 to 15 kt. Seas 6 to 7 ft. Wave Detail: W 3 ft at 5 seconds, W 5 ft at 8 seconds and S 2 ft at 15 seconds.

SUN NIGHT
Wind SW 10 kt in the evening...becoming variable less than 10 kt. Seas 5 to 6 ft...building to 7 to 8 ft after midnight. S 1 foot at 4 seconds, W 7 ft at 10 seconds and S 2 ft at 14 seconds.

MON
Wind variable less than 10 kt...becoming W 10 kt in the afternoon. Seas 6 to 7 ft...subsiding to 4 to 6 ft in the afternoon. Wave Detail: SE 1 foot at 4 seconds, W 7 ft at 10 seconds and S 2 ft at 14 seconds...subsiding to SW 1 foot at 4 seconds, W 5 ft at 10 seconds and S 2 ft at 14 seconds.

MON NIGHT
Wind variable less than 10 kt. Seas 3 to 5 ft. Wave Detail: W 1 foot at 4 seconds, W 4 ft at 10 seconds and S 2 ft at 14 seconds.


PZZ745-150945
Waters from San Mateo Point to the Mexican Border Extending 10 to 60 nm out including San Clemente Island
136 PM PDT Wed May 14 2025

TONIGHT
Wind W 10 to 15 kt with gusts to 20 kt. Seas 4 to 6 ft. Wave Detail: NW 3 ft at 4 seconds, NW 4 ft at 10 seconds and SW 2 ft at 15 seconds.

THU
Wind W 10 kt. Seas 4 to 5 ft. Wave Detail: W 2 ft at 4 seconds, W 4 ft at 8 seconds and SW 2 ft at 15 seconds.

THU NIGHT
Wind W 10 kt. Seas 3 to 5 ft. Wave Detail: W 2 ft at 4 seconds, W 3 ft at 9 seconds and SW 2 ft at 15 seconds.

FRI
Wind variable less than 10 kt...becoming W 10 kt in the afternoon. Seas 3 to 4 ft. Wave Detail: SW 1 foot at 4 seconds, W 3 ft at 11 seconds and S 2 ft at 16 seconds.

FRI NIGHT
Wind W 10 kt. Seas 3 to 5 ft. Wave Detail: W 1 foot at 4 seconds, W 3 ft at 11 seconds and S 2 ft at 16 seconds.

SAT
Wind W 10 kt. Seas 4 to 5 ft. Wave Detail: W 2 ft at 4 seconds, W 4 ft at 8 seconds and S 2 ft at 17 seconds.

SAT NIGHT
Wind W 15 to 20 kt with gusts to 25 kt. Seas 5 to 7 ft...building to 7 to 8 ft after midnight. W 6 ft at 7 seconds and S 2 ft at 15 seconds. A slight chance of showers after midnight.

SUN
Wind W 15 to 20 kt. Seas 7 to 9 ft. Wave Detail: W 6 ft at 7 seconds and S 2 ft at 15 seconds.

SUN NIGHT
Wind W 10 to 15 kt. Seas 7 to 10 ft. Wave Detail: W 2 ft at 4 seconds, W 8 ft at 10 seconds and S 2 ft at 15 seconds.

MON
Wind variable less than 10 kt. Seas 5 to 8 ft. Wave Detail: SW 1 foot at 4 seconds, W 7 ft at 10 seconds and S 2 ft at 14 seconds.

MON NIGHT
Wind variable less than 10 kt. Seas 4 to 6 ft. Wave Detail: W 1 foot at 4 seconds, W 4 ft at 10 seconds and S 2 ft at 14 seconds.