Tides Today & Tomorrow in Isle au Haut, ME

TIDE TIMES for Sunday, June 21, 2026
The tide is currently rising in Isle au Haut, ME.
Next low tide : 10:20 am (0.1 ft)
Next high tide : in 1h 58m at 4:24 am (9.8 ft)
Sunset today : 8:21 pm
Sunrise tomorrow : 4:51 am
Moon phase : First Quarter (48% illuminated)
Tide Station Location : Station #8414288
Common Questions About Tides

Isle au Haut, ME Tides - Apr 2024

DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
1Mon3:539.14:377.99:580.810:121.76:147:02Third Quarter1Mon
2Tue4:529.05:417.911:000.811:171.76:127:03Third Quarter2Tue
3Wed5:599.06:488.212:070.76:107:04Third Quarter3Wed
4Thu7:089.37:528.712:261.41:120.36:087:05Waning Crescent4Thu
5Fri8:139.88:519.41:330.82:12-0.26:077:06Waning Crescent5Fri
6Sat9:1310.39:4410.22:350.13:07-0.66:057:08Waning Crescent6Sat
7Sun10:0810.710:3410.83:31-0.63:58-1.06:037:09New Moon7Sun
8Mon11:0010.911:2211.34:24-1.24:46-1.16:017:10New Moon8Mon
9Tue11:5110.95:15-1.65:34-1.06:007:11New Moon9Tue
10Wed12:0911.412:4210.76:06-1.76:23-0.75:587:13Waxing Crescent10Wed
11Thu12:5711.31:3310.36:56-1.57:12-0.25:567:14Waxing Crescent11Thu
12Fri1:4611.02:269.77:48-1.18:030.45:547:15Waxing Crescent12Fri
13Sat2:3810.43:219.18:42-0.58:580.95:537:16Waxing Crescent13Sat
14Sun3:339.84:208.69:400.19:571.45:517:17First Quarter14Sun
15Mon4:339.25:238.210:410.711:011.85:497:19First Quarter15Mon
16Tue5:388.86:278.011:441.05:487:20First Quarter16Tue
17Wed6:448.67:288.012:061.912:461.25:467:21First Quarter17Wed
18Thu7:458.58:218.31:081.81:421.15:447:22Waxing Gibbous18Thu
19Fri8:398.69:088.62:041.52:311.05:437:23Waxing Gibbous19Fri
20Sat9:278.89:498.92:531.23:140.95:417:25Waxing Gibbous20Sat
21Sun10:098.910:269.23:360.83:530.85:397:26Waxing Gibbous21Sun
22Mon10:489.011:009.44:160.54:280.85:387:27Full Moon22Mon
23Tue11:259.011:339.64:520.35:020.95:367:28Full Moon23Tue
24Wed12:019.05:270.25:351.05:357:30Full Moon24Wed
25Thu12:059.712:368.96:020.26:081.15:337:31Full Moon25Thu
26Fri12:399.71:138.86:380.26:441.35:327:32Waning Gibbous26Fri
27Sat1:169.71:528.77:160.27:231.45:307:33Waning Gibbous27Sat
28Sun1:579.62:368.57:590.38:081.55:297:34Waning Gibbous28Sun
29Mon2:439.53:268.48:470.48:591.65:277:36Waning Gibbous29Mon
30Tue3:369.44:228.49:420.59:571.65:267:37Third Quarter30Tue
DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
Tidal Data Source: (8414288)

Common Questions About Isle au Haut, ME Tides

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What time does the tide turn (slack tide) in Isle au Haut, ME today?

Slack tide in Isle au Haut, ME is approximately 7:22 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 Isle au Haut, ME?

Isle au Haut, ME 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 Isle au Haut, ME 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 Isle au Haut, ME?

Tide predictions for Isle au Haut, ME 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 Isle au Haut, ME?

Tide data for Isle au Haut, ME is sourced from NOAA Station #8414288. View the official NOAA station page at https://tidesandcurrents.noaa.gov/stationhome.html?id=8414288.

What is the moon phase in Isle au Haut, ME tonight?

Tonight the moon over Isle au Haut, ME is First Quarter (48% illuminated). This places Isle au Haut, ME 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