Know the Tide

Know the tide.

Massachusetts

Nantucket tides

Tide charts & times for Nantucket, Massachusetts · read from NOAA station NANTUCKET (#8449130)

Massachusetts · NOAA station 8449130 · Tide predictions

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

41.2850, -70.0967

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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

Nantucket Sound buoy · 18 mi NW · Station 44020
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Nearby tide stations

Plan ahead

2027 tide extremes for this station

Highest predicted high tide: 4.3 ft — Mon Jul 5 · 1:16 AM

Lowest predicted low tide: -0.6 ft — Sat Jan 23 · 6:32 PM

Biggest single-day swing: 4.8 ft on Fri Jan 22

Best daytime minus tides of 2027
DateLow tideHeight
Sat Jan 236:32 PM-0.6 ft
Fri Jan 225:41 PM-0.6 ft
Thu Jan 214:49 PM-0.6 ft
Sat Feb 205:19 PM-0.5 ft
Mon Jun 78:37 AM-0.5 ft
Sun Jun 67:45 AM-0.5 ft
Sun May 98:54 AM-0.5 ft
Tue Mar 237:11 AM-0.5 ft
Sat May 88:04 AM-0.5 ft
Sun Feb 216:08 PM-0.5 ft

179 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

NANTUCKET 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.

Rocky shores and the country's biggest northern ranges: Eastport flirts with 20 ft, and the Gulf of Maine funnels weather as much as tide. Harbors here float — or sit in the mud — on the moon's schedule.

Diurnal range3.6 ft
Mean range3.0 ft
RegionNew England
NOAA chart13241
Station since1963