Tides Today & Tomorrow in Chiachi Island (East Side), AK

TIDE TIMES for Friday, June 26, 2026
The tide is currently falling in Chiachi Island (East Side), AK.
Next low tide : in 7h 24m at 7:34 am (0.2 ft)
Next high tide : 1:54 pm (5.0 ft)
Sunset today : 11:25 pm
Sunrise tomorrow : 5:52 am
Moon phase : Waxing Gibbous (91% illuminated)
Tide Station Location : Station #9459085
Common Questions About Tides

Chiachi Island (East Side), AK Tides - Jan 2014

DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
1Wed2:117.21:399.97:432.58:41-2.810:065:14New Moon1Wed
2Thu2:557.62:289.98:332.19:24-2.910:055:15New Moon2Thu
3Fri3:397.83:169.69:231.810:07-2.610:055:16Waxing Crescent3Fri
4Sat4:248.04:058.910:151.710:50-1.910:055:18Waxing Crescent4Sat
5Sun5:098.04:568.011:081.811:34-0.810:045:19Waxing Crescent5Sun
6Mon5:557.95:517.012:072.010:045:20First Quarter6Mon
7Tue6:457.86:536.112:190.41:132.310:035:22First Quarter7Tue
8Wed7:397.68:125.31:081.62:322.410:025:23First Quarter8Wed
9Thu8:397.59:495.02:042.83:582.110:015:25First Quarter9Thu
10Fri9:417.511:175.13:123.75:101.610:015:27Waxing Gibbous10Fri
11Sat10:407.64:244.26:071.010:005:28Waxing Gibbous11Sat
12Sun12:225.511:31 AM7.85:284.36:530.49:595:30Waxing Gibbous12Sun
13Mon1:105.912:178.16:224.27:320.09:585:32Waxing Gibbous13Mon
14Tue1:476.212:578.27:063.98:05-0.49:575:34Full Moon14Tue
15Wed2:196.51:338.47:443.68:35-0.69:555:35Full Moon15Wed
16Thu2:486.72:088.48:203.39:03-0.79:545:37Full Moon16Thu
17Fri3:166.82:418.28:543.09:30-0.79:535:39Full Moon17Fri
18Sat3:447.03:148.09:282.89:59-0.59:525:41Waning Gibbous18Sat
19Sun4:127.03:487.610:042.710:28-0.19:505:43Waning Gibbous19Sun
20Mon4:427.14:247.110:422.610:590.49:495:45Waning Gibbous20Mon
21Tue5:137.15:036.511:252.711:331.19:485:47Waning Gibbous21Tue
22Wed5:487.25:505.912:132.79:465:49Third Quarter22Wed
23Thu6:307.26:495.312:101.91:122.79:455:51Third Quarter23Thu
24Fri7:217.38:094.912:552.82:242.59:435:53Third Quarter24Fri
25Sat8:237.59:504.81:543.53:461.99:415:55Third Quarter25Sat
26Sun9:337.811:165.33:094.05:020.99:405:57Waning Crescent26Sun
27Mon10:408.34:264.06:03-0.29:385:59Waning Crescent27Mon
28Tue12:205.911:42 AM8.85:373.56:55-1.39:366:02Waning Crescent28Tue
29Wed1:106.612:389.36:392.77:42-2.19:356:04New Moon29Wed
30Thu1:547.31:309.67:341.98:25-2.69:336:06New Moon30Thu
31Fri2:357.82:209.68:251.19:06-2.79:316:08New Moon31Fri
DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
Tidal Data Source: (9459085)

Common Questions About Chiachi Island (East Side), AK Tides

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What time does the tide turn (slack tide) in Chiachi Island (East Side), AK today?

Slack tide in Chiachi Island (East Side), AK is approximately 10:44 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 Chiachi Island (East Side), AK?

Chiachi Island (East Side), AK is currently in a spring phase. Tonight's moon is 91% 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 Chiachi Island (East Side), AK 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 Chiachi Island (East Side), AK?

Tide predictions for Chiachi Island (East Side), AK 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 Chiachi Island (East Side), AK?

Tide data for Chiachi Island (East Side), AK is sourced from NOAA Station #9459085. View the official NOAA station page at https://tidesandcurrents.noaa.gov/stationhome.html?id=9459085.

What is the moon phase in Chiachi Island (East Side), AK tonight?

Tonight the moon over Chiachi Island (East Side), AK is Waxing Gibbous (91% illuminated). This places Chiachi Island (East Side), AK 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