Tides Today & Tomorrow in Bay Shore, NY

TIDE TIMES for Saturday, August 8, 2026
The tide is currently rising in Bay Shore, NY.
Next low tide : 12:40 pm (0.2 ft)
Next high tide : in 3h 06m at 6:10 am (0.9 ft)
Sunset today : 8:00 pm
Sunrise tomorrow : 5:56 am
Moon phase : Waning Crescent (22% illuminated)
Tide Station Location : Station #8515102
Common Questions About Tides

Bay Shore, NY Tides - May 1953

DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
1Fri12:080.96:370.06:290.25:517:48Waning Gibbous1Fri
2Sat12:171.212:510.97:180.07:070.25:507:49Waning Gibbous2Sat
3Sun1:021.21:430.98:000.17:490.25:487:50Waning Gibbous3Sun
4Mon1:561.12:420.98:480.18:410.35:477:51Waning Gibbous4Mon
5Tue2:571.13:420.99:450.29:510.35:467:52Third Quarter5Tue
6Wed3:581.14:411.010:500.111:110.35:457:53Third Quarter6Wed
7Thu4:591.15:401.111:530.15:447:54Third Quarter7Thu
8Fri6:011.16:421.112:240.212:510.05:427:55Waning Crescent8Fri
9Sat7:051.17:421.21:280.11:44-0.15:417:56Waning Crescent9Sat
10Sun8:071.18:381.32:260.02:35-0.15:407:57Waning Crescent10Sun
11Mon9:041.19:291.33:20-0.13:25-0.15:397:58New Moon11Mon
12Tue9:561.110:161.44:14-0.14:15-0.15:387:59New Moon12Tue
13Wed10:461.111:031.35:06-0.25:05-0.15:378:00New Moon13Wed
14Thu11:361.111:491.35:56-0.25:530.05:368:01New Moon14Thu
15Fri12:261.16:43-0.16:390.15:358:02Waxing Crescent15Fri
16Sat12:371.21:191.07:280.07:240.25:348:03Waxing Crescent16Sat
17Sun1:271.12:131.08:130.18:090.35:338:04Waxing Crescent17Sun
18Mon2:191.13:071.09:000.28:580.45:328:05Waxing Crescent18Mon
19Tue3:111.03:580.99:510.39:560.55:328:06First Quarter19Tue
20Wed4:011.04:461.010:450.311:000.55:318:07First Quarter20Wed
21Thu4:490.95:341.011:380.35:308:08First Quarter21Thu
22Fri5:380.96:231.012:020.512:270.35:298:09First Quarter22Fri
23Sat6:300.97:121.012:580.41:120.35:288:10Waxing Gibbous23Sat
24Sun7:250.98:001.11:480.41:540.35:288:11Waxing Gibbous24Sun
25Mon8:170.98:431.12:350.32:360.25:278:11Waxing Gibbous25Mon
26Tue9:040.99:231.23:200.23:170.25:268:12Waxing Gibbous26Tue
27Wed9:471.010:011.24:060.14:000.25:268:13Full Moon27Wed
28Thu10:281.010:401.34:520.14:440.25:258:14Full Moon28Thu
29Fri11:091.011:201.35:370.05:290.25:258:15Full Moon29Fri
30Sat11:531.06:210.06:130.25:248:16Waning Gibbous30Sat
31Sun12:041.312:421.07:050.06:590.25:248:16Waning Gibbous31Sun
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 9:25 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 Bay Shore, NY?

Bay Shore, NY is currently in a transitional phase. Tonight's moon is 22% 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 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 Waning Crescent (22% illuminated). This places Bay Shore, 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