Tides Today & Tomorrow in Sag Harbor, NY

TIDE TIMES for Thursday, July 23, 2026
The tide is currently rising in Sag Harbor, NY.
Next low tide : 12:27 pm (0.7 ft)
Next high tide : in 2h 04m at 7:09 am (2.0 ft)
Sunset today : 8:14 pm
Sunrise tomorrow : 5:37 am
Moon phase : Waxing Gibbous (71% illuminated)
Tide Station Location : Station #8511629
Common Questions About Tides

Sag Harbor, NY Tides - Oct 2081

DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
1Wed9:423.310:132.93:320.14:09-0.16:466:30New Moon1Wed
2Thu10:303.511:032.94:180.15:01-0.26:476:28New Moon2Thu
3Fri11:193.611:532.85:050.15:52-0.26:486:27New Moon3Fri
4Sat12:083.65:520.16:43-0.16:496:25Waxing Crescent4Sat
5Sun12:442.712:593.56:410.27:360.06:506:23Waxing Crescent5Sun
6Mon1:372.51:523.37:330.38:300.26:516:22Waxing Crescent6Mon
7Tue2:332.42:503.18:290.59:280.46:536:20Waxing Crescent7Tue
8Wed3:382.33:542.99:280.610:270.56:546:18First Quarter8Wed
9Thu4:542.25:072.710:310.711:260.66:556:17First Quarter9Thu
10Fri6:072.36:202.611:350.86:566:15First Quarter10Fri
11Sat7:082.47:212.612:220.612:360.86:576:14First Quarter11Sat
12Sun7:572.58:132.61:130.61:320.76:586:12Waxing Gibbous12Sun
13Mon8:382.68:562.61:590.62:240.66:596:10Waxing Gibbous13Mon
14Tue9:122.79:352.52:400.63:100.57:006:09Waxing Gibbous14Tue
15Wed9:422.810:102.53:190.53:530.37:016:07Waxing Gibbous15Wed
16Thu10:102.910:432.53:570.54:340.37:026:06Full Moon16Thu
17Fri10:403.011:152.44:340.55:150.27:036:04Full Moon17Fri
18Sat11:123.011:492.35:100.65:560.27:046:03Full Moon18Sat
19Sun11:473.05:470.66:370.37:066:01Full Moon19Sun
20Mon12:242.212:263.06:240.77:210.37:076:00Waning Gibbous20Mon
21Tue1:022.11:073.07:030.78:080.47:085:59Waning Gibbous21Tue
22Wed1:452.11:542.97:480.88:580.57:095:57Waning Gibbous22Wed
23Thu2:342.12:462.88:430.89:510.57:105:56Waning Gibbous23Thu
24Fri3:302.13:452.79:480.810:450.57:115:54Third Quarter24Fri
25Sat4:342.24:522.610:560.711:390.57:125:53Third Quarter25Sat
26Sun5:402.46:012.612:020.67:145:52Third Quarter26Sun
27Mon6:432.77:082.612:310.41:050.47:155:50Waning Crescent27Mon
28Tue7:383.08:092.61:220.32:050.17:165:49Waning Crescent28Tue
29Wed8:303.29:042.62:120.23:01-0.17:175:48Waning Crescent29Wed
30Thu9:203.49:562.63:020.13:53-0.27:185:46New Moon30Thu
31Fri10:083.510:472.63:510.14:44-0.37:195:45New Moon31Fri
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 9:48 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 transitional phase. Tonight's moon is 71% 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 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 (71% illuminated). This places Sag Harbor, 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