NOAA Ocean Update – August 23, 2026

Coastal Buoy Observations

Surf Alert: 72.5 °F water temperature and 3.6 ft wave height.

The San Clemente Basin buoy is reporting a water temperature of 72.5 °F with seas around 3.6 ft. The Oceanside Offshore buoy shows a water temperature of 71.4 °F and seas near 3.0 ft. Observations are in PST.

Primary Buoy
Area / Location: San Clemente Basin (32.5033, -118.0283)
Observation time: 3:30 AM PST
Wave period: 14.8 sec
Wind speed and direction: 7.8 kt WNW (gust 9.7 kt)
Water temperature graph:

72.5 °F
Wave height graph:

3.6 ft
Air temperature graph:

70.2 °F
Secondary Buoy
Area / Location: Oceanside Offshore (33.1783, -117.4717)
Observation time: 3:26 AM PST
Wave period: 17 sec
Wind speed and direction: Unavailable
Water temperature graph:

71.4 °F
Wave height graph:

3.0 ft
Air temperature graph:

Unavailable
Shore / Tide
Area / Location: San Diego shore (32.7156, -117.1767)
Observation time: 3:54 AM PST
Current water level: 2.765 ft
Tide 1: Low: 1:55 AM PST, 0.409 ft
Tide 2: High: 8:43 AM PST, 3.967 ft
Tide 3: Low: 12:59 PM PST, 3.006 ft
Tide 4: High: 7:08 PM PST, 5.647 ft
Summary

Water temperatures are around 72.5 °F at the San Clemente Basin and 71.4 °F at Oceanside Offshore, with seas near 3.6 ft and 3.0 ft respectively. The air temperature at the primary buoy is approximately 70.2 °F. Next up, Next high: 11:52 AM PST and Next low: 5:34 AM PST. Conditions suggest a pleasant beach day with mild surf and warm water, though waves are moderate and should be watched near shore.

Sources:

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