Tides Today & Tomorrow in Onset Beach, MA

TIDE TIMES for Saturday, July 4, 2026
The tide is currently rising in Onset Beach, MA.
Next low tide : 6:15 pm (0.5 ft)
Next high tide : in 5h 14m at 12:11 pm (3.4 ft)
Sunset today : 8:20 pm
Sunrise tomorrow : 5:13 am
Moon phase : Waning Gibbous (81% illuminated)
Tide Station Location : Station #8447277
Common Questions About Tides

Onset Beach, MA Tides - Jan 1994

DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
1Sat10:313.911:043.74:20-0.44:56-0.47:094:22Waning Gibbous1Sat
2Sun11:223.811:583.85:06-0.35:36-0.37:094:23Waning Gibbous2Sun
3Mon12:163.65:57-0.16:21-0.27:094:24Third Quarter3Mon
4Tue12:533.81:133.56:570.17:16-0.17:094:25Third Quarter4Tue
5Wed1:503.92:113.38:170.38:210.07:094:26Third Quarter5Wed
6Thu2:493.93:133.210:050.39:330.07:094:27Third Quarter6Thu
7Fri3:544.04:203.311:230.110:43-0.17:094:28Waning Crescent7Fri
8Sat5:004.15:263.412:210.07:094:29Waning Crescent8Sat
9Sun6:004.26:233.61:11-0.17:094:30Waning Crescent9Sun
10Mon6:544.47:163.812:36-0.31:57-0.27:094:31New Moon10Mon
11Tue7:444.48:043.91:25-0.32:38-0.37:084:32New Moon11Tue
12Wed8:304.48:513.92:13-0.43:14-0.37:084:33New Moon12Wed
13Thu9:154.29:363.92:59-0.33:46-0.37:084:34New Moon13Thu
14Fri9:584.010:213.73:42-0.34:16-0.27:074:35Waxing Crescent14Fri
15Sat10:413.711:063.54:23-0.14:48-0.27:074:36Waxing Crescent15Sat
16Sun11:243.311:503.35:040.05:22-0.17:064:38Waxing Crescent16Sun
17Mon12:073.05:460.26:000.17:064:39Waxing Crescent17Mon
18Tue12:353.112:502.86:330.46:420.27:054:40First Quarter18Tue
19Wed1:182.91:342.67:310.67:320.37:054:41First Quarter19Wed
20Thu2:022.82:202.48:490.78:310.47:044:42First Quarter20Thu
21Fri2:502.83:132.410:120.69:340.37:044:43First Quarter21Fri
22Sat3:462.84:142.411:140.510:350.27:034:45Waxing Gibbous22Sat
23Sun4:482.95:132.612:030.37:024:46Waxing Gibbous23Sun
24Mon5:423.26:052.912:450.17:014:47Waxing Gibbous24Mon
25Tue6:283.56:513.212:18-0.21:25-0.17:014:48Waxing Gibbous25Tue
26Wed7:123.87:363.61:04-0.42:04-0.37:004:50Full Moon26Wed
27Thu7:554.08:213.81:50-0.62:43-0.56:594:51Full Moon27Thu
28Fri8:394.29:064.02:37-0.73:20-0.66:584:52Full Moon28Fri
29Sat9:254.29:544.13:24-0.73:57-0.76:574:53Waning Gibbous29Sat
30Sun10:134.110:434.14:10-0.74:35-0.76:564:55Waning Gibbous30Sun
31Mon11:043.911:364.14:57-0.65:14-0.66:554:56Waning Gibbous31Mon
DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
Tidal Data Source: (8447277)

Common Questions About Onset Beach, MA Tides

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What time does the tide turn (slack tide) in Onset Beach, MA today?

Slack tide in Onset Beach, MA is approximately 3:13 pm — 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 Onset Beach, MA?

Onset Beach, MA is currently in a spring phase. Tonight's moon is 81% 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 near their weekly maximum.

What datum are Onset Beach, 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 Onset Beach, MA?

Tide predictions for Onset Beach, 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 Onset Beach, MA?

Tide data for Onset Beach, MA is sourced from NOAA Station #8447277. View the official NOAA station page at https://tidesandcurrents.noaa.gov/stationhome.html?id=8447277.

What is the moon phase in Onset Beach, MA tonight?

Tonight the moon over Onset Beach, MA is Waning Gibbous (81% illuminated). This places Onset Beach, MA in a spring tide cycle, so tidal ranges are near their weekly maximum 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