40.9420’ N, 73.7276’ W

Mamaroneck, NY

65°
H -°
L 63°
ESE
9mph
High tide
7:32 am

Tides Today & Tomorrow in Mamaroneck, NY

TIDE TIMES for Sunday, September 20, 2026
The tide is currently rising in Mamaroneck, NY.
Next low tide : 1:24 pm (1.9 ft)
Next high tide : in 5h 14m at 7:32 am (6.2 ft)
Sunset today : 6:55 pm
Sunrise tomorrow : 6:40 am
Moon phase : First Quarter (67% illuminated)
Tide Station Location : Station #8518091
Common Questions About Tides

Mamaroneck, NY Tides - Feb 1864

DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
1Mon4:267.55:016.711:060.411:190.67:105:15Third Quarter1Mon
2Tue5:247.66:056.712:130.47:095:16Third Quarter2Tue
3Wed6:297.77:147.012:240.61:250.27:085:17Waning Crescent3Wed
4Thu7:368.08:197.41:330.42:32-0.27:065:19Waning Crescent4Thu
5Fri8:388.49:167.82:400.03:29-0.77:055:20Waning Crescent5Fri
6Sat9:358.710:088.23:40-0.54:21-1.17:045:21New Moon6Sat
7Sun10:288.910:578.54:35-0.95:09-1.47:035:22New Moon7Sun
8Mon11:198.911:468.65:27-1.35:56-1.57:025:24New Moon8Mon
9Tue12:108.66:18-1.46:41-1.57:015:25Waxing Crescent9Tue
10Wed12:348.61:018.37:09-1.47:27-1.37:005:26Waxing Crescent10Wed
11Thu1:238.41:547.88:02-1.18:16-0.96:585:27Waxing Crescent11Thu
12Fri2:148.02:517.29:01-0.89:10-0.46:575:29Waxing Crescent12Fri
13Sat3:117.63:556.710:07-0.410:120.06:565:30First Quarter13Sat
14Sun4:147.25:056.411:15-0.111:220.36:555:31First Quarter14Sun
15Mon5:286.96:186.212:230.16:535:32First Quarter15Mon
16Tue6:436.87:256.412:320.51:260.26:525:33Waxing Gibbous16Tue
17Wed7:496.98:236.61:380.52:240.16:515:35Waxing Gibbous17Wed
18Thu8:447.19:136.92:350.43:14-0.16:495:36Waxing Gibbous18Thu
19Fri9:327.29:577.13:250.23:59-0.26:485:37Waxing Gibbous19Fri
20Sat10:137.410:377.34:090.04:38-0.36:475:38Full Moon20Sat
21Sun10:497.411:107.44:47-0.15:12-0.36:455:39Full Moon21Sun
22Mon11:197.411:377.45:20-0.25:39-0.36:445:41Full Moon22Mon
23Tue11:427.411:577.55:47-0.36:00-0.36:425:42Full Moon23Tue
24Wed12:077.46:13-0.36:23-0.36:415:43Full Moon24Wed
25Thu12:217.612:377.46:43-0.36:53-0.26:395:44Waning Gibbous25Thu
26Fri12:537.71:147.47:18-0.37:29-0.16:385:45Waning Gibbous26Fri
27Sat1:307.91:567.37:58-0.28:100.06:365:46Waning Gibbous27Sat
28Sun2:137.92:437.28:440.08:570.36:355:48Third Quarter28Sun
29Mon3:027.93:357.19:370.29:510.56:335:49Third Quarter29Mon
DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
Tidal Data Source: (8518091)

Common Questions About Mamaroneck, NY Tides

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Is this week a spring tide or neap tide in Mamaroneck, NY?

Mamaroneck, NY is currently in a transitional phase. Tonight's moon is 67% 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 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 (67% illuminated). This places Mamaroneck, NY 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