Tides Today & Tomorrow in Sag Harbor, NY

TIDE TIMES for Sunday, August 23, 2026
The tide is currently rising in Sag Harbor, NY.
Next low tide : 1:44 pm (0.8 ft)
Next high tide : in 4h 09m at 8:25 am (2.1 ft)
Sunset today : 7:36 pm
Sunrise tomorrow : 6:07 am
Moon phase : Waxing Gibbous (81% illuminated)
Tide Station Location : Station #8511629
Common Questions About Tides

Sag Harbor, NY Tides - Jun 1929

DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
1Sat5:322.26:102.612:030.55:198:14Third Quarter1Sat
2Sun6:322.27:002.812:470.512:480.55:188:15Waning Crescent2Sun
3Mon7:282.27:483.11:420.31:350.45:188:15Waning Crescent3Mon
4Tue8:222.28:373.32:350.12:230.35:178:16Waning Crescent4Tue
5Wed9:142.39:273.53:260.03:130.25:178:17Waning Crescent5Wed
6Thu10:052.310:183.54:17-0.24:030.25:178:18New Moon6Thu
7Fri10:582.411:103.55:07-0.24:550.15:178:18New Moon7Fri
8Sat11:512.45:57-0.25:490.15:168:19New Moon8Sat
9Sun12:043.512:482.56:48-0.26:460.25:168:19Waxing Crescent9Sun
10Mon12:593.31:462.57:40-0.17:460.25:168:20Waxing Crescent10Mon
11Tue1:573.12:482.68:340.08:490.35:168:20Waxing Crescent11Tue
12Wed2:572.93:522.69:280.19:530.45:168:21First Quarter12Wed
13Thu4:022.64:572.710:220.110:580.45:168:21First Quarter13Thu
14Fri5:132.56:002.811:160.25:168:22First Quarter14Fri
15Sat6:232.36:572.912:020.412:080.35:168:22First Quarter15Sat
16Sun7:282.27:482.91:020.412:590.45:168:23Waxing Gibbous16Sun
17Mon8:242.28:333.01:580.31:480.45:168:23Waxing Gibbous17Mon
18Tue9:152.29:153.02:490.32:350.55:168:23Waxing Gibbous18Tue
19Wed10:002.29:533.03:360.23:210.55:168:24Waxing Gibbous19Wed
20Thu10:422.110:303.04:190.24:050.55:168:24Full Moon20Thu
21Fri11:212.111:052.95:010.24:480.65:168:24Full Moon21Fri
22Sat11:572.111:412.95:420.25:300.65:178:24Full Moon22Sat
23Sun12:322.16:230.26:130.65:178:25Full Moon23Sun
24Mon12:172.81:072.17:040.26:570.75:178:25Waning Gibbous24Mon
25Tue12:562.71:432.27:450.37:440.75:178:25Waning Gibbous25Tue
26Wed1:362.62:212.28:260.48:340.75:188:25Waning Gibbous26Wed
27Thu2:182.53:022.39:070.49:270.75:188:25Waning Gibbous27Thu
28Fri3:042.43:472.49:490.510:230.75:198:25Third Quarter28Fri
29Sat3:552.24:352.610:320.511:200.65:198:25Third Quarter29Sat
30Sun4:512.15:272.811:170.55:198:25Third Quarter30Sun
DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
Tidal Data Source: (8511629)

Common Questions About Sag Harbor, NY Tides

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

Slack tide in Sag Harbor, NY is approximately 11:04 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 Sag Harbor, NY?

Sag Harbor, NY 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 Sag Harbor, 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 Sag Harbor, NY?

Tide predictions for Sag Harbor, 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 Sag Harbor, NY?

Tide data for Sag Harbor, NY is sourced from NOAA Station #8511629. View the official NOAA station page at https://tidesandcurrents.noaa.gov/stationhome.html?id=8511629.

What is the moon phase in Sag Harbor, NY tonight?

Tonight the moon over Sag Harbor, NY is Waxing Gibbous (81% illuminated). This places Sag Harbor, NY 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