Know the Tide

Know the tide.

West Coast

ARENA COVE

California · NOAA station 9416841 · Tide predictions

· Pacific Time · Feet / MLLW (mean lower low water)

38.9146, -123.7111

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48-hour outlook

Drag across the curve to inspect any time. Weather icons show the forecast at each high tide.

The next seven days

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H = high tide · L = low tide · highs & lows in local time

On the water nearby

Pt Arena buoy · 26 mi NW · Station 46014
Wind & wave reports →

Nearby tide stations

Plan ahead

2027 tide extremes for this station

Highest predicted high tide: 7.4 ft — Thu Jan 21 · 9:03 AM

Lowest predicted low tide: -2.0 ft — Sun Jun 6 · 7:13 AM

Biggest single-day swing: 9.1 ft on Sun Jul 4

Best daytime minus tides of 2027
DateLow tideHeight
Sun Jun 67:13 AM-2.0 ft
Mon Jun 78:01 AM-1.8 ft
Thu Jan 214:29 PM-1.6 ft
Sat May 87:25 AM-1.6 ft
Fri Jan 225:13 PM-1.6 ft
Sun May 98:16 AM-1.6 ft
Tue Jul 67:40 AM-1.6 ft
Tue Jun 88:51 AM-1.5 ft
Tue Dec 145:48 PM-1.5 ft
Wed Jan 203:43 PM-1.4 ft

183 minus tides (below 0 ft) are predicted here in 2027. The table shows up to the 10 lowest that fall between 7 AM and 7 PM — the ones worth planning a clam dig or tidepool walk around.

About this station

ARENA COVE is one of NOAA's reference tide stations — its predictions are computed directly from harmonic analysis of water levels observed here, and other nearby stations are calculated from it.

Mixed semidiurnal tides — two unequal highs and two unequal lows a day — with ranges growing as you head north. Harbor entrances feel the swell as much as the tide.

Diurnal range5.9 ft
Mean range4.1 ft
RegionWest Coast
NOAA chart18640
Station since1978