Tides Today & Tomorrow in Bay Shore, NY

TIDE TIMES for Thursday, July 16, 2026
The tide is currently falling in Bay Shore, NY.
Next low tide : in 1h 37m at 6:42 pm (0.0 ft)
Next high tide (tomorrow) : 12:37 am (1.3 ft)
Sunset today : 8:22 pm
Sunrise tomorrow : 5:35 am
Moon phase : Waxing Crescent (7% illuminated)
Tide Station Location : Station #8515102
Common Questions About Tides

Bay Shore, NY Tides - Oct 1982

DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
1Fri9:331.19:481.23:400.13:570.26:496:35Full Moon1Fri
2Sat10:101.210:261.24:200.04:410.16:506:34Full Moon2Sat
3Sun10:461.211:061.25:010.05:260.16:516:32Full Moon3Sun
4Mon11:241.311:471.25:410.06:110.06:526:30Full Moon4Mon
5Tue12:051.36:200.06:550.06:536:29Waning Gibbous5Tue
6Wed12:331.212:511.37:010.07:420.16:546:27Waning Gibbous6Wed
7Thu1:251.11:441.37:440.18:340.16:556:26Waning Gibbous7Thu
8Fri2:251.12:451.28:330.29:360.26:566:24Third Quarter8Fri
9Sat3:281.03:491.29:350.310:480.36:576:22Third Quarter9Sat
10Sun4:321.04:521.210:500.311:580.26:586:21Third Quarter10Sun
11Mon5:351.05:571.212:050.36:596:19Third Quarter11Mon
12Tue6:401.17:031.21:010.21:110.27:006:18Waning Crescent12Tue
13Wed7:441.18:041.21:570.12:090.17:016:16Waning Crescent13Wed
14Thu8:391.28:581.22:460.03:020.17:026:15Waning Crescent14Thu
15Fri9:281.39:451.23:33-0.13:530.07:046:13New Moon15Fri
16Sat10:121.310:281.24:18-0.14:410.07:056:11New Moon16Sat
17Sun10:541.311:111.25:01-0.15:270.07:066:10New Moon17Sun
18Mon11:341.311:521.15:420.06:100.07:076:08New Moon18Mon
19Tue12:151.26:200.16:510.17:086:07Waxing Crescent19Tue
20Wed12:351.112:561.26:570.27:310.27:096:06Waxing Crescent20Wed
21Thu1:211.01:401.17:320.38:120.37:106:04Waxing Crescent21Thu
22Fri2:100.92:271.18:090.48:570.47:116:03Waxing Crescent22Fri
23Sat3:020.93:181.08:510.59:510.47:126:01First Quarter23Sat
24Sun3:550.94:081.09:470.610:530.57:136:00First Quarter24Sun
25Mon4:470.94:591.010:590.611:540.47:155:59First Quarter25Mon
26Tue5:390.95:521.012:070.67:165:57First Quarter26Tue
27Wed6:340.96:481.012:480.41:050.57:175:56Waxing Gibbous27Wed
28Thu7:271.07:431.11:360.31:560.47:185:54Waxing Gibbous28Thu
29Fri8:151.18:321.12:190.22:430.27:195:53Waxing Gibbous29Fri
30Sat8:581.29:161.23:010.13:300.17:205:52Waxing Gibbous30Sat
31Sun8:381.28:591.22:430.03:170.06:224:51Full Moon31Sun
DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
Tidal Data Source: (8515102)

Common Questions About Bay Shore, NY Tides

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

Slack tide in Bay Shore, NY is approximately 9:39 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 Bay Shore, NY?

Bay Shore, NY is currently in a spring phase. Tonight's moon is 7% 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 Bay Shore, 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 Bay Shore, NY?

Tide predictions for Bay Shore, 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 Bay Shore, NY?

Tide data for Bay Shore, NY is sourced from NOAA Station #8515102. View the official NOAA station page at https://tidesandcurrents.noaa.gov/stationhome.html?id=8515102.

What is the moon phase in Bay Shore, NY tonight?

Tonight the moon over Bay Shore, NY is Waxing Crescent (7% illuminated). This places Bay Shore, 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