Know the Tide

Know the tide.

New England

Monument Beach

Massachusetts · NOAA station 8447355 · Tide predictions

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

41.7150, -70.6167

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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

Cape Cod Bay, MA (221) buoy · 17 mi NE · Station 44090
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Nearby tide stations

Plan ahead

2027 tide extremes for this station

Highest predicted high tide: 5.7 ft — Thu Sep 30 · 8:38 AM

Lowest predicted low tide: -0.9 ft — Sat Jan 23 · 1:44 AM

Biggest single-day swing: 6.2 ft on Sat Jan 23

Best daytime minus tides of 2027
DateLow tideHeight
Sat Jan 232:47 PM-0.8 ft
Sun Feb 212:16 PM-0.8 ft
Sun Jan 243:26 PM-0.8 ft
Mon Feb 222:51 PM-0.8 ft
Fri Jan 222:02 PM-0.7 ft
Sat Feb 201:37 PM-0.7 ft
Mon Jan 254:02 PM-0.6 ft
Tue Feb 233:24 PM-0.6 ft
Mon Mar 222:36 PM-0.5 ft
Thu Jan 211:12 PM-0.5 ft

224 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 Monument Beach from the NEWPORT station: high tides about 1.15× the height, 16 min later; low tides about 1.15× the height, 30 min later.

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 range4.4 ft
Mean range4.0 ft
RegionNew England
NOAA chart13246
Station since1977