Tides Today & Tomorrow in Onset Beach, MA

TIDE TIMES for Saturday, July 4, 2026
The tide is currently falling in Onset Beach, MA.
Next low tide : in 1h 20m at 6:11 am (0.3 ft)
Next high tide : 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 - Oct 2052

DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
1Tue2:452.93:073.18:481.010:141.06:406:23First Quarter1Tue
2Wed3:352.94:003.210:040.911:190.86:416:21First Quarter2Wed
3Thu4:313.04:573.311:160.86:426:20Waxing Gibbous3Thu
4Fri5:293.35:553.512:060.612:140.56:436:18Waxing Gibbous4Fri
5Sat6:233.76:463.812:450.31:020.36:446:16Waxing Gibbous5Sat
6Sun7:124.17:344.11:220.11:470.06:456:15Waxing Gibbous6Sun
7Mon7:584.48:214.32:00-0.22:32-0.26:466:13Full Moon7Mon
8Tue8:444.89:084.52:39-0.43:18-0.36:486:11Full Moon8Tue
9Wed9:314.99:574.53:22-0.54:07-0.46:496:10Full Moon9Wed
10Thu10:205.010:474.44:06-0.54:55-0.36:506:08Waning Gibbous10Thu
11Fri11:124.911:414.34:52-0.45:44-0.26:516:06Waning Gibbous11Fri
12Sat12:074.75:39-0.36:350.16:526:05Waning Gibbous12Sat
13Sun12:384.11:064.56:290.07:400.46:536:03Third Quarter13Sun
14Mon1:384.02:074.37:250.39:460.66:546:02Third Quarter14Mon
15Tue2:393.93:084.18:400.611:060.56:556:00Third Quarter15Tue
16Wed3:403.94:123.910:470.76:575:58Third Quarter16Wed
17Thu4:443.95:163.912:040.512:060.66:585:57Waning Crescent17Thu
18Fri5:464.06:163.912:490.412:570.56:595:55Waning Crescent18Fri
19Sat6:424.27:084.01:230.31:350.47:005:54Waning Crescent19Sat
20Sun7:314.47:544.01:470.32:080.37:015:52New Moon20Sun
21Mon8:164.58:364.02:090.22:400.27:025:51New Moon21Mon
22Tue8:574.49:163.92:370.23:150.17:035:49New Moon22Tue
23Wed9:364.49:543.83:100.13:520.17:055:48New Moon23Wed
24Thu10:144.210:333.63:470.14:310.27:065:47Waxing Crescent24Thu
25Fri10:514.011:113.44:260.25:090.27:075:45Waxing Crescent25Fri
26Sat11:293.711:523.25:050.35:480.47:085:44Waxing Crescent26Sat
27Sun12:083.55:440.46:270.57:095:42Waxing Crescent27Sun
28Mon12:353.012:513.36:250.67:090.77:115:41Waxing Crescent28Mon
29Tue1:212.91:383.27:100.78:000.87:125:40First Quarter29Tue
30Wed2:092.92:263.18:050.99:050.87:135:39First Quarter30Wed
31Thu2:593.03:173.19:160.910:140.77:145:37First Quarter31Thu
DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
Tidal Data Source: (8447277)

Common Questions About Onset Beach, MA Tides

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

Slack tide in Onset Beach, MA is approximately 9:11 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 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