Know the Tide

Know the tide.

New England

Deer Island (south end)

Massachusetts · NOAA station 8444012 · Tide predictions

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

42.3483, -70.9600

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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

Boston buoy · 16 mi E · Station 44013
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Nearby tide stations

Plan ahead

2027 tide extremes for this station

Highest predicted high tide: 11.5 ft — Tue Jul 6 · 1:06 AM

Lowest predicted low tide: -1.7 ft — Sat Jan 23 · 5:49 PM

Biggest single-day swing: 13.1 ft on Sat Jan 23

Best daytime minus tides of 2027
DateLow tideHeight
Sat Jan 235:49 PM-1.7 ft
Sun Jan 246:38 PM-1.6 ft
Fri Jan 224:58 PM-1.6 ft
Sun Feb 215:28 PM-1.5 ft
Sat Feb 204:39 PM-1.3 ft
Mon Feb 226:15 PM-1.3 ft
Wed Aug 47:11 AM-1.3 ft
Tue Jul 67:32 AM-1.3 ft
Thu Jan 214:05 PM-1.2 ft
Wed Jul 78:24 AM-1.2 ft

172 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

NOAA builds the predictions for Deer Island (south end) from the BOSTON station: high tides about 0.97× the height, 1 min later; low tides about 0.97× the height, at the same time.

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.

RegionNew England