Tides Today & Tomorrow in Mamaroneck, NY

TIDE TIMES for Sunday, June 21, 2026
The tide is currently rising in Mamaroneck, NY.
Next low tide (tomorrow) : 12:22 am (0.5 ft)
Next high tide : in 26m at 5:47 pm (7.6 ft)
Sunset today : 8:30 pm
Sunrise tomorrow : 5:23 am
Moon phase : First Quarter (48% illuminated)
Tide Station Location : Station #8518091
Common Questions About Tides

Mamaroneck, NY Tides - Mar 2039

DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
1Tue3:036.73:466.19:410.69:420.96:285:45First Quarter1Tue
2Wed3:486.54:425.910:360.910:351.26:275:46First Quarter2Wed
3Thu4:406.45:515.911:421.011:351.56:255:47First Quarter3Thu
4Fri5:416.47:046.012:531.16:245:49First Quarter4Fri
5Sat6:546.68:026.412:431.51:540.96:225:50Waxing Gibbous5Sat
6Sun7:597.08:486.81:481.32:450.66:205:51Waxing Gibbous6Sun
7Mon8:487.59:267.22:430.93:290.36:195:52Waxing Gibbous7Mon
8Tue9:298.010:017.73:300.44:08-0.16:175:53Waxing Gibbous8Tue
9Wed10:098.310:368.24:14-0.14:44-0.46:165:54Full Moon9Wed
10Thu10:498.611:138.54:56-0.55:21-0.76:145:55Full Moon10Thu
11Fri11:318.611:528.85:39-0.95:58-0.96:125:56Full Moon11Fri
12Sat12:158.66:22-1.06:38-0.96:115:58Waning Gibbous12Sat
13Sun12:358.92:018.38:07-1.08:20-0.77:096:59Waning Gibbous13Sun
14Mon2:208.82:508.08:56-0.99:06-0.37:077:00Waning Gibbous14Mon
15Tue3:088.63:437.59:50-0.59:580.17:067:01Waning Gibbous15Tue
16Wed4:028.34:437.110:54-0.111:000.67:047:02Third Quarter16Wed
17Thu5:027.85:536.712:090.37:027:03Third Quarter17Thu
18Fri6:157.57:186.612:160.91:290.47:017:04Third Quarter18Fri
19Sat7:467.38:386.81:430.92:410.46:597:05Waning Crescent19Sat
20Sun9:047.59:407.22:590.73:420.16:577:06Waning Crescent20Sun
21Mon10:047.710:327.64:010.34:35-0.16:567:07Waning Crescent21Mon
22Tue10:557.911:187.84:55-0.15:21-0.36:547:08Waning Crescent22Tue
23Wed11:407.911:598.05:43-0.46:03-0.46:527:09New Moon23Wed
24Thu12:217.86:26-0.56:40-0.46:517:11New Moon24Thu
25Fri12:378.012:597.67:05-0.57:12-0.36:497:12New Moon25Fri
26Sat1:107.91:347.47:39-0.47:40-0.16:477:13New Moon26Sat
27Sun1:397.72:077.18:10-0.28:070.16:467:14Waxing Crescent27Sun
28Mon2:087.52:426.98:390.18:380.46:447:15Waxing Crescent28Mon
29Tue2:407.33:196.79:120.39:150.86:427:16Waxing Crescent29Tue
30Wed3:177.14:026.59:520.69:591.16:417:17Waxing Crescent30Wed
31Thu4:017.04:506.310:400.910:501.46:397:18First Quarter31Thu
DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
Tidal Data Source: (8518091)

Common Questions About Mamaroneck, NY Tides

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What time does the tide turn (slack tide) in Mamaroneck, NY today?

Slack tide in Mamaroneck, NY is approximately 9:04 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 Mamaroneck, NY?

Mamaroneck, NY is currently in a neap phase. Tonight's moon is 48% 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 Mamaroneck, NY 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 Mamaroneck, NY?

Tide predictions for Mamaroneck, NY 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 Mamaroneck, NY?

Tide data for Mamaroneck, NY is sourced from NOAA Station #8518091. View the official NOAA station page at https://tidesandcurrents.noaa.gov/stationhome.html?id=8518091.

What is the moon phase in Mamaroneck, NY tonight?

Tonight the moon over Mamaroneck, NY is First Quarter (48% illuminated). This places Mamaroneck, NY 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