Tides Today & Tomorrow in Onset Beach, MA

TIDE TIMES for Thursday, August 6, 2026
The tide is currently rising in Onset Beach, MA.
Next low tide : 9:58 pm (0.8 ft)
Next high tide : in 5h 56m at 3:01 pm (4.0 ft)
Sunset today : 7:54 pm
Sunrise tomorrow : 5:42 am
Moon phase : Third Quarter (44% illuminated)
Tide Station Location : Station #8447277
Common Questions About Tides

Onset Beach, MA Tides - Jan 1954

DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
1Fri5:183.25:362.612:160.37:094:22Waning Crescent1Fri
2Sat6:053.46:242.912:590.17:104:23Waning Crescent2Sat
3Sun6:483.67:083.112:34-0.11:41-0.17:104:24New Moon3Sun
4Mon7:313.97:523.31:18-0.22:23-0.27:104:25New Moon4Mon
5Tue8:134.08:363.52:03-0.43:03-0.37:104:26New Moon5Tue
6Wed8:574.19:223.72:49-0.53:42-0.47:094:27New Moon6Wed
7Thu9:424.110:103.83:36-0.54:18-0.57:094:28Waxing Crescent7Thu
8Fri10:314.011:003.84:22-0.44:55-0.57:094:29Waxing Crescent8Fri
9Sat11:223.911:533.95:09-0.35:34-0.47:094:30Waxing Crescent9Sat
10Sun12:163.66:01-0.16:19-0.37:094:31First Quarter10Sun
11Mon12:493.91:123.47:040.27:11-0.27:094:32First Quarter11Mon
12Tue1:463.82:103.28:400.38:130.07:084:33First Quarter12Tue
13Wed2:463.83:133.110:320.39:230.17:084:34First Quarter13Wed
14Thu3:523.84:203.111:410.210:350.07:084:35Waxing Gibbous14Thu
15Fri5:003.95:263.212:360.17:074:36Waxing Gibbous15Fri
16Sat6:024.06:233.41:260.07:074:37Waxing Gibbous16Sat
17Sun6:554.17:153.612:31-0.12:11-0.17:064:38Full Moon17Sun
18Mon7:434.28:023.71:20-0.22:50-0.17:064:40Full Moon18Mon
19Tue8:284.18:473.82:07-0.33:22-0.27:054:41Full Moon19Tue
20Wed9:104.09:303.72:52-0.33:48-0.27:044:42Full Moon20Wed
21Thu9:503.810:133.63:35-0.34:14-0.27:044:43Waning Gibbous21Thu
22Fri10:303.510:553.54:16-0.24:43-0.17:034:44Waning Gibbous22Fri
23Sat11:093.211:373.34:550.05:14-0.17:024:46Waning Gibbous23Sat
24Sun11:482.95:360.15:480.17:024:47Waning Gibbous24Sun
25Mon12:183.112:282.66:200.36:260.27:014:48Third Quarter25Mon
26Tue1:003.01:102.57:120.57:110.37:004:49Third Quarter26Tue
27Wed1:422.81:562.38:190.78:070.46:594:51Third Quarter27Wed
28Thu2:292.82:482.39:420.79:130.46:584:52Third Quarter28Thu
29Fri3:262.83:502.310:550.610:200.36:584:53Waning Crescent29Fri
30Sat4:312.94:562.511:490.411:200.16:574:54Waning Crescent30Sat
31Sun5:313.25:532.812:340.16:564:56Waning Crescent31Sun
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 6:29 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 neap phase. Tonight's moon is 44% 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 minimum.

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 Third Quarter (44% illuminated). This places Onset Beach, MA in a neap tide cycle, so tidal ranges are near their weekly minimum 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