NOAA Ocean Update

Coastal Buoy Observations

Surf Alert: **73.6 °F** water and **3.3 ft** wave height at the primary buoy.

Waves at the primary buoy show a water temperature of 73.6 °F with a swell around 3.3 ft and wind waves near 2.3 ft. Observation times are reported in PST. Next high tide and next low tide are bolded in the summary below.

Primary Buoy
Area / Location San Clemente Basin (32.5033, -118.0283)
Observation time 3:30 AM PST, Sep 18, 2026
Wave period 14.8 sec
Wind speed and direction 9.7 kt, WNW
Water temperature graph

73.6 °F

Wave height graph

Swell 3.3 ft

Air temperature graph

69.1 °F

Secondary Buoy
Area / Location Oceanside Offshore (33.1783, -117.4717)
Observation time 3:26 AM PST, Sep 18, 2026
Wave period 15 sec
Wind speed and direction Unavailable
Water temperature graph

73.8 °F

Wave height graph

Seas 3.0 ft

Air temperature graph

Unavailable

Shore / Tide
Area / Location San Diego shore (32.7156, -117.1767)
Observation time 3:54 AM PST, Sep 18, 2026
Current water level 3.992 ft
Tide 1 High: 2:35 PM PST, 4.622 ft
Tide 2 Low: 11:39 PM PST, 1.257 ft
Sources:

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