Tides Today & Tomorrow in Fire Island Coast Guard Station, NY

TIDE TIMES for Friday, July 17, 2026
The tide is currently falling in Fire Island Coast Guard Station, NY.
Next low tide : in 4h 27m at 4:53 am (0.1 ft)
Next high tide : 10:54 am (2.1 ft)
Sunset today : 8:21 pm
Sunrise tomorrow : 5:36 am
Moon phase : Waxing Crescent (14% illuminated)
Tide Station Location : Station #8515186
Common Questions About Tides

Fire Island Coast Guard Station, NY Tides - Feb 2070

DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
1Sat11:521.65:590.16:17-0.17:015:11Third Quarter1Sat
2Sun12:271.612:331.56:520.27:040.07:005:12Third Quarter2Sun
3Mon1:141.61:191.47:490.27:560.16:595:13Third Quarter3Mon
4Tue2:121.62:201.38:500.28:510.16:585:14Third Quarter4Tue
5Wed3:191.63:281.39:460.29:430.06:575:16Waning Crescent5Wed
6Thu4:131.74:221.310:340.210:300.06:565:17Waning Crescent6Thu
7Fri4:581.85:071.411:210.111:16-0.16:555:18Waning Crescent7Fri
8Sat5:411.95:511.512:090.06:545:19Waning Crescent8Sat
9Sun6:232.06:361.612:04-0.212:55-0.16:535:20New Moon9Sun
10Mon7:052.07:201.712:53-0.21:37-0.26:525:22New Moon10Mon
11Tue7:462.18:031.81:38-0.32:14-0.26:505:23New Moon11Tue
12Wed8:252.18:461.92:20-0.32:51-0.36:495:24New Moon12Wed
13Thu9:072.09:321.93:03-0.33:30-0.36:485:25Waxing Crescent13Thu
14Fri9:522.010:232.03:49-0.24:13-0.36:475:27Waxing Crescent14Fri
15Sat10:421.911:182.04:42-0.25:03-0.26:455:28Waxing Crescent15Sat
16Sun11:341.85:42-0.15:57-0.26:445:29First Quarter16Sun
17Mon12:132.012:271.76:430.06:53-0.26:435:30First Quarter17Mon
18Tue1:102.01:261.67:490.17:56-0.16:415:31First Quarter18Tue
19Wed2:201.92:411.58:580.19:03-0.16:405:33First Quarter19Wed
20Thu3:342.03:551.610:010.010:04-0.26:385:34Waxing Gibbous20Thu
21Fri4:352.14:541.710:560.011:00-0.26:375:35Waxing Gibbous21Fri
22Sat5:282.15:471.711:50-0.111:57-0.26:365:36Waxing Gibbous22Sat
23Sun6:192.16:381.812:43-0.26:345:37Full Moon23Sun
24Mon7:062.17:261.912:52-0.31:29-0.26:335:38Full Moon24Mon
25Tue7:492.18:091.91:41-0.32:10-0.26:315:40Full Moon25Tue
26Wed8:292.08:502.02:24-0.22:48-0.26:305:41Full Moon26Wed
27Thu9:081.99:311.93:05-0.23:25-0.26:285:42Waning Gibbous27Thu
28Fri9:481.810:151.93:47-0.14:04-0.16:275:43Waning Gibbous28Fri
DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
Tidal Data Source: (8515186)

Common Questions About Fire Island Coast Guard Station, NY Tides

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

Slack tide in Fire Island Coast Guard Station, NY is approximately 7:53 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 Fire Island Coast Guard Station, NY?

Fire Island Coast Guard Station, NY is currently in a spring phase. Tonight's moon is 14% 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 Coast Guard Station, 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 Coast Guard Station, NY?

Tide predictions for Fire Island Coast Guard Station, 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 Coast Guard Station, NY?

Tide data for Fire Island Coast Guard Station, NY is sourced from NOAA Station #8515186. View the official NOAA station page at https://tidesandcurrents.noaa.gov/stationhome.html?id=8515186.

What is the moon phase in Fire Island Coast Guard Station, NY tonight?

Tonight the moon over Fire Island Coast Guard Station, NY is Waxing Crescent (14% illuminated). This places Fire Island Coast Guard Station, 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