Know the Tide

Know the tide.

Hawaii & the Territories

Central Aguirre

Puerto Rico · NOAA station 9755971 · Tide predictions

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

17.9500, -66.2264

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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

Southeast of Ponce buoy · 21 mi W · Station 42085
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Nearby tide stations

Plan ahead

2027 tide extremes for this station

Highest predicted high tide: 1.0 ft — Sat Jul 31 · 10:25 PM

Lowest predicted low tide: -0.4 ft — Sat May 8 · 12:49 PM

Biggest single-day swing: 1.3 ft on Sat Jul 3

Best daytime minus tides of 2027
DateLow tideHeight
Sat May 812:49 PM-0.4 ft
Sun May 91:24 PM-0.4 ft
Sun Apr 112:34 PM-0.4 ft
Sat Apr 101:58 PM-0.4 ft
Fri May 712:10 PM-0.4 ft
Sat Jun 511:49 AM-0.4 ft
Fri Jun 411:07 AM-0.4 ft
Mon Apr 123:07 PM-0.4 ft
Sat Apr 241:19 PM-0.3 ft
Sun Mar 144:05 PM-0.3 ft

175 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

Central Aguirre 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.

Trade-wind shores with small mixed tides — a foot or two in Hawaii, a few feet in the Caribbean — where swell and season matter more than range.

Diurnal range0.7 ft
Mean range0.7 ft
RegionHawaii & the Territories
NOAA chartUS5PR46M
Station since2020