Tides Today & Tomorrow in Southold, NY

TIDE TIMES for Sunday, June 21, 2026
The tide is currently falling in Southold, NY.
Next low tide : in 4h 07m at 11:58 pm (0.5 ft)
Next high tide (tomorrow) : 5:49 am (2.2 ft)
Sunset today : 8:25 pm
Sunrise tomorrow : 5:17 am
Moon phase : First Quarter (48% illuminated)
Tide Station Location : Station #8512114
Common Questions About Tides

Southold, NY Tides - Sep 2021

DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
1Wed7:432.08:092.51:380.61:290.96:167:22Waning Crescent1Wed
2Thu8:342.18:582.62:270.62:210.96:177:20Waning Crescent2Thu
3Fri9:202.29:422.73:130.53:100.76:187:19Waning Crescent3Fri
4Sat10:022.310:232.83:580.43:580.66:197:17Waning Crescent4Sat
5Sun10:442.411:022.84:390.34:430.46:207:15New Moon5Sun
6Mon11:242.611:402.85:190.25:280.36:217:14New Moon6Mon
7Tue12:032.75:580.16:130.26:227:12New Moon7Tue
8Wed12:192.812:442.96:370.17:000.16:237:10New Moon8Wed
9Thu12:592.71:283.07:190.17:520.16:247:08Waxing Crescent9Thu
10Fri1:452.62:163.08:040.18:480.26:257:07Waxing Crescent10Fri
11Sat2:352.53:083.08:550.29:470.26:267:05Waxing Crescent11Sat
12Sun3:312.34:043.09:500.410:470.36:277:03First Quarter12Sun
13Mon4:302.25:052.910:490.511:490.36:287:02First Quarter13Mon
14Tue5:372.16:132.911:530.56:297:00First Quarter14Tue
15Wed6:492.27:222.812:520.312:590.56:306:58Waxing Gibbous15Wed
16Thu7:562.28:232.81:530.32:030.56:316:57Waxing Gibbous16Thu
17Fri8:522.49:172.82:500.33:030.46:326:55Waxing Gibbous17Fri
18Sat9:432.510:052.83:430.24:000.36:336:53Waxing Gibbous18Sat
19Sun10:302.610:502.84:320.24:510.36:346:51Full Moon19Sun
20Mon11:152.711:332.75:160.25:390.26:356:50Full Moon20Mon
21Tue11:572.85:560.26:230.26:366:48Full Moon21Tue
22Wed12:142.612:392.86:340.37:060.36:376:46Full Moon22Wed
23Thu12:572.51:212.87:110.47:500.36:386:45Waning Gibbous23Thu
24Fri1:422.42:062.87:480.68:370.46:396:43Waning Gibbous24Fri
25Sat2:302.32:522.78:290.79:270.56:406:41Waning Gibbous25Sat
26Sun3:212.13:422.69:140.910:180.66:416:40Waning Gibbous26Sun
27Mon4:142.14:342.510:041.011:100.66:426:38Third Quarter27Mon
28Tue5:092.05:322.410:591.06:436:36Third Quarter28Tue
29Wed6:102.06:362.412:030.711:57 AM1.06:446:34Third Quarter29Wed
30Thu7:112.07:352.412:570.612:551.06:456:33Third Quarter30Thu
DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
Tidal Data Source: (8512114)

Common Questions About Southold, NY Tides

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

Slack tide in Southold, NY is approximately 2:53 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 Southold, NY?

Southold, 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 Southold, 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 Southold, NY?

Tide predictions for Southold, 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 Southold, NY?

Tide data for Southold, NY is sourced from NOAA Station #8512114. View the official NOAA station page at https://tidesandcurrents.noaa.gov/stationhome.html?id=8512114.

What is the moon phase in Southold, NY tonight?

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