Tides Today & Tomorrow in Fire Island Light, NY

TIDE TIMES for Friday, July 31, 2026
The tide is currently falling in Fire Island Light, NY.
Next low tide : in 5h 39m at 5:15 pm (0.1 ft)
Next high tide : 10:34 pm (0.8 ft)
Sunset today : 8:09 pm
Sunrise tomorrow : 5:49 am
Moon phase : Waning Gibbous (96% illuminated)
Tide Station Location : Station #8515014
Common Questions About Tides

Fire Island Light, NY Tides - Feb 1980

DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
1Fri8:330.79:010.73:000.03:41-0.17:035:09Full Moon1Fri
2Sat9:110.79:410.63:420.04:19-0.17:025:10Full Moon2Sat
3Sun9:490.710:210.64:210.04:54-0.17:015:12Waning Gibbous3Sun
4Mon10:260.711:020.64:590.05:270.07:005:13Waning Gibbous4Mon
5Tue11:040.611:430.65:350.06:000.06:595:14Waning Gibbous5Tue
6Wed11:440.66:120.06:320.06:585:15Waning Gibbous6Wed
7Thu12:250.612:260.66:540.17:090.06:565:17Third Quarter7Thu
8Fri1:080.61:120.57:460.17:560.16:555:18Third Quarter8Fri
9Sat1:520.62:020.58:520.18:590.16:545:19Third Quarter9Sat
10Sun2:400.62:580.510:020.110:060.16:535:20Third Quarter10Sun
11Mon3:370.64:040.511:040.111:080.06:525:21Waning Crescent11Mon
12Tue4:410.75:110.612:010.06:515:23Waning Crescent12Tue
13Wed5:420.76:110.612:050.012:53-0.16:495:24Waning Crescent13Wed
14Thu6:370.87:030.712:59-0.11:45-0.16:485:25Waning Crescent14Thu
15Fri7:270.87:530.71:53-0.12:35-0.26:475:26New Moon15Fri
16Sat8:160.98:420.82:47-0.23:24-0.26:465:28New Moon16Sat
17Sun9:050.99:320.83:39-0.24:11-0.26:445:29New Moon17Sun
18Mon9:560.810:240.84:30-0.24:58-0.26:435:30Waxing Crescent18Mon
19Tue10:490.811:190.85:20-0.25:44-0.26:425:31Waxing Crescent19Tue
20Wed11:440.86:12-0.16:32-0.16:405:32Waxing Crescent20Wed
21Thu12:150.812:410.77:08-0.17:25-0.16:395:33First Quarter21Thu
22Fri1:120.71:380.78:120.08:260.06:375:35First Quarter22Fri
23Sat2:080.72:360.69:210.09:300.06:365:36First Quarter23Sat
24Sun3:050.73:360.610:280.010:330.06:345:37First Quarter24Sun
25Mon4:060.74:390.611:270.011:300.06:335:38Waxing Gibbous25Mon
26Tue5:070.75:390.612:200.06:325:39Waxing Gibbous26Tue
27Wed6:030.76:310.612:220.01:070.06:305:40Waxing Gibbous27Wed
28Thu6:500.77:150.71:090.01:510.06:295:42Waxing Gibbous28Thu
29Fri7:310.77:560.71:540.02:320.06:275:43Full Moon29Fri
DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
Tidal Data Source: (8515014)

Common Questions About Fire Island Light, NY Tides

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What time does the tide turn (slack tide) in Fire Island Light, NY today?

Slack tide in Fire Island Light, NY is approximately 7:54 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 Fire Island Light, NY?

Fire Island Light, NY is currently in a spring phase. Tonight's moon is 96% 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 Fire Island Light, 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 Fire Island Light, NY?

Tide predictions for Fire Island Light, 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 Fire Island Light, NY?

Tide data for Fire Island Light, NY is sourced from NOAA Station #8515014. View the official NOAA station page at https://tidesandcurrents.noaa.gov/stationhome.html?id=8515014.

What is the moon phase in Fire Island Light, NY tonight?

Tonight the moon over Fire Island Light, NY is Waning Gibbous (96% illuminated). This places Fire Island Light, 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