Tides Today & Tomorrow in Mattapoisett Harbor, MA

TIDE TIMES for Thursday, July 23, 2026
The tide is currently rising in Mattapoisett Harbor, MA.
Next low tide : 9:07 am (0.8 ft)
Next high tide : in 1h 35m at 3:41 am (3.0 ft)
Sunset today : 8:10 pm
Sunrise tomorrow : 5:29 am
Moon phase : Waxing Gibbous (71% illuminated)
Tide Station Location : Station #8447531
Common Questions About Tides

Mattapoisett Harbor, MA Tides - Jun 2072

DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
1Wed9:054.29:274.82:470.02:200.15:108:11Full Moon1Wed
2Thu9:504.110:114.63:260.13:040.15:108:12Full Moon2Thu
3Fri10:363.910:554.34:020.13:480.25:108:13Waning Gibbous3Fri
4Sat11:223.811:404.04:380.24:320.45:098:14Waning Gibbous4Sat
5Sun12:093.65:160.35:160.55:098:14Waning Gibbous5Sun
6Mon12:253.712:553.45:560.56:040.75:098:15Waning Gibbous6Mon
7Tue1:093.41:413.46:420.67:000.85:088:15Third Quarter7Tue
8Wed1:523.32:243.37:340.68:090.95:088:16Third Quarter8Wed
9Thu2:353.13:083.48:310.69:250.95:088:17Third Quarter9Thu
10Fri3:213.13:563.59:250.510:290.75:088:17Third Quarter10Fri
11Sat4:143.14:483.610:140.411:210.65:088:18Waning Crescent11Sat
12Sun5:113.25:413.911:010.35:088:18Waning Crescent12Sun
13Mon6:063.46:304.212:070.411:45 AM0.15:088:19Waning Crescent13Mon
14Tue6:563.77:174.512:500.212:29-0.15:088:19Waning Crescent14Tue
15Wed7:453.98:044.81:340.01:14-0.25:088:19New Moon15Wed
16Thu8:334.18:514.92:20-0.22:01-0.35:088:20New Moon16Thu
17Fri9:224.39:415.03:07-0.22:50-0.35:088:20New Moon17Fri
18Sat10:134.410:325.03:54-0.33:41-0.35:088:20Waxing Crescent18Sat
19Sun11:064.511:254.84:38-0.24:32-0.25:088:21Waxing Crescent19Sun
20Mon12:014.55:23-0.15:250.05:098:21Waxing Crescent20Mon
21Tue12:214.612:584.56:130.06:240.35:098:21First Quarter21Tue
22Wed1:184.41:554.57:100.17:410.55:098:21First Quarter22Wed
23Thu2:154.22:524.58:200.39:290.55:098:21First Quarter23Thu
24Fri3:134.03:524.59:290.310:480.55:108:21First Quarter24Fri
25Sat4:153.84:544.610:250.311:450.45:108:21Waxing Gibbous25Sat
26Sun5:193.85:544.711:110.35:118:21Waxing Gibbous26Sun
27Mon6:183.86:484.712:330.411:52 AM0.35:118:21Waxing Gibbous27Mon
28Tue7:113.97:374.81:140.312:320.35:118:21Full Moon28Tue
29Wed7:594.08:234.71:520.31:140.25:128:21Full Moon29Wed
30Thu8:444.09:064.62:270.21:570.25:128:21Full Moon30Thu
DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
Tidal Data Source: (8447531)

Common Questions About Mattapoisett Harbor, MA Tides

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What time does the tide turn (slack tide) in Mattapoisett Harbor, MA today?

Slack tide in Mattapoisett Harbor, MA is approximately 6:24 am — midway between the next high and low tide, when tidal current is weakest. This is the preferred window for boat crossings, underwater visibility, and fishing in areas with strong currents.

Is this week a spring tide or neap tide in Mattapoisett Harbor, MA?

Mattapoisett Harbor, MA is currently in a transitional phase. Tonight's moon is 71% illuminated. Spring tides (largest swings) occur near new and full moons; neap tides (smallest swings) occur near first and third quarter moons. Tidal ranges this week are shifting between spring and neap.

What datum are Mattapoisett Harbor, MA tide heights measured from?

Tide heights on this page are measured from Mean Lower Low Water (MLLW), the U.S. NOAA standard. A height of 0 ft represents the 19-year average of each day's lower low tide. Negative values indicate a "minus tide" — water levels below that long-term reference.

What factors can affect the tide predictions for Mattapoisett Harbor, MA?

Tide predictions for Mattapoisett Harbor, MA come from NOAA's harmonic analysis and are typically accurate within about ±10 minutes on timing and ±0.5 ft on height. Actual water levels can deviate further due to sustained winds, atmospheric pressure changes, river flow, and storm surge. During major weather events, be sure to check US Harbors weather pages for factors that could impact tidal predictions.

Which NOAA station provides tide data for Mattapoisett Harbor, MA?

Tide data for Mattapoisett Harbor, MA is sourced from NOAA Station #8447531. View the official NOAA station page at https://tidesandcurrents.noaa.gov/stationhome.html?id=8447531.

What is the moon phase in Mattapoisett Harbor, MA tonight?

Tonight the moon over Mattapoisett Harbor, MA is Waxing Gibbous (71% illuminated). This places Mattapoisett Harbor, MA in a transitional tide cycle, so tidal ranges are shifting between spring and neap this week.

US Harbors Tidal Data

The data in our tide charts, tide tables, and tide graphs is provided by NOAA and others. These predictions are derived mathematically from numerous inputs, including data from historical tide stations and nearby locations where sensors are actively recording. As shown in the tide graph at the top of this page, “Predicted” tides (blue) are what forecasting models expect to happen. “Observed” tides (red) are those recorded by local sensors in real time, overlaid on the predictions for direct comparison. We display Observed water levels for a select group of harbors including Portland, Maine, where a physical sensor monitors water levels in real time.

LEARN MORE ABOUT OUR TIDE DATA