41.5084’ N, 71.0930’ W

Westport Harbor, MA

48°
H 65°
L 55°
NE
6mph
Low tide
8:20 am

Tides Today & Tomorrow in Westport Harbor, MA

TIDE TIMES for Sunday, October 4, 2026
The tide is currently falling in Westport Harbor, MA.
Next low tide : in 3h 40m at 8:20 am (0.6 ft)
Next high tide : 3:10 pm (3.2 ft)
Sunset today : 6:21 pm
Sunrise tomorrow : 6:44 am
Moon phase : Third Quarter (38% illuminated)
Tide Station Location : Station #8447975
Common Questions About Tides

Westport Harbor, MA Tides - Aug 1852

DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
1Sun8:403.39:013.52:370.22:210.24:427:05Full Moon1Sun
2Mon9:243.39:433.33:070.23:050.24:437:04Waning Gibbous2Mon
3Tue10:083.210:253.13:390.23:480.34:447:03Waning Gibbous3Tue
4Wed10:513.011:072.94:110.34:300.44:457:02Waning Gibbous4Wed
5Thu11:342.911:492.74:460.35:140.64:467:01Waning Gibbous5Thu
6Fri12:162.85:240.46:060.74:476:59Third Quarter6Fri
7Sat12:312.512:572.76:080.57:120.84:496:58Third Quarter7Sat
8Sun1:142.41:392.76:590.68:310.84:506:57Third Quarter8Sun
9Mon2:012.32:262.77:560.69:410.84:516:56Third Quarter9Mon
10Tue2:552.33:232.88:560.610:350.64:526:54Waning Crescent10Tue
11Wed3:572.44:242.99:540.411:210.54:536:53Waning Crescent11Wed
12Thu4:552.65:193.110:470.34:546:51Waning Crescent12Thu
13Fri5:472.86:083.412:030.311:37 AM0.14:556:50Waning Crescent13Fri
14Sat6:353.16:553.612:450.112:250.04:566:49New Moon14Sat
15Sun7:223.47:413.81:270.01:15-0.24:576:47New Moon15Sun
16Mon8:093.68:283.92:08-0.22:05-0.24:586:46New Moon16Mon
17Tue8:583.79:173.82:48-0.22:56-0.24:596:44Waxing Crescent17Tue
18Wed9:483.810:083.73:27-0.23:45-0.15:006:43Waxing Crescent18Wed
19Thu10:403.811:023.54:07-0.24:360.05:016:41Waxing Crescent19Thu
20Fri11:363.811:583.34:49-0.15:330.25:026:40First Quarter20Fri
21Sat12:323.75:370.16:490.55:036:38First Quarter21Sat
22Sun12:563.11:313.66:330.38:460.55:046:37First Quarter22Sun
23Mon1:552.92:333.57:440.410:050.55:056:35First Quarter23Mon
24Tue2:592.93:393.49:070.511:030.55:066:34Waxing Gibbous24Tue
25Wed4:062.94:443.510:210.511:510.45:076:32Waxing Gibbous25Wed
26Thu5:083.05:413.511:140.45:086:31Waxing Gibbous26Thu
27Fri6:023.26:303.612:310.411:58 AM0.35:096:29Full Moon27Fri
28Sat6:493.37:143.61:030.312:390.35:106:28Full Moon28Sat
29Sun7:333.47:553.51:300.31:210.25:116:26Full Moon29Sun
30Mon8:143.48:343.41:580.22:020.25:126:24Full Moon30Mon
31Tue8:543.39:123.32:280.22:430.25:136:23Waning Gibbous31Tue
DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
Tidal Data Source: (8447975)

Common Questions About Westport Harbor, MA Tides

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

Westport Harbor, MA is currently in a transitional phase. Tonight's moon is 38% 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 Westport 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 Westport Harbor, MA?

Tide predictions for Westport 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 Westport Harbor, MA?

Tide data for Westport Harbor, MA is sourced from NOAA Station #8447975. View the official NOAA station page at https://tidesandcurrents.noaa.gov/stationhome.html?id=8447975.

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

Tonight the moon over Westport Harbor, MA is Third Quarter (38% illuminated). This places Westport 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