Tides Today & Tomorrow in Black Rock, Walrus Islands, AK

TIDE TIMES for Saturday, June 27, 2026
The tide is currently falling in Black Rock, Walrus Islands, AK.
Next low tide : in 3h 52m at 8:49 pm (-0.5 ft)
Next high tide (tomorrow) : 4:26 am (8.5 ft)
Sunset today : 11:54 pm
Sunrise tomorrow : 5:33 am
Moon phase : Waxing Gibbous (96% illuminated)
Tide Station Location : Station #9465182
Common Questions About Tides

Black Rock, Walrus Islands, AK Tides - Sep 2001

DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
1Sat4:018.12:466.19:454.09:340.77:409:40Full Moon1Sat
2Sun4:417.83:366.010:293.910:151.17:429:37Full Moon2Sun
3Mon5:167.64:296.011:103.710:551.57:449:35Full Moon3Mon
4Tue5:467.45:236.111:483.311:361.97:479:32Full Moon4Tue
5Wed6:147.26:186.212:252.97:499:29Waning Gibbous5Wed
6Thu6:417.17:126.512:192.31:002.47:519:26Waning Gibbous6Thu
7Fri7:087.08:066.91:032.81:351.97:539:23Waning Gibbous7Fri
8Sat7:346.98:587.21:503.22:101.47:559:20Waning Gibbous8Sat
9Sun8:006.99:497.52:363.72:470.97:589:17Third Quarter9Sun
10Mon8:297.010:397.83:234.13:260.48:009:14Third Quarter10Mon
11Tue9:047.111:278.04:104.44:100.08:029:11Third Quarter11Tue
12Wed9:477.34:584.54:59-0.48:049:08Waning Crescent12Wed
13Thu12:158.110:39 AM7.55:494.55:52-0.78:069:06Waning Crescent13Thu
14Fri1:018.211:39 AM7.76:414.36:47-0.88:099:03Waning Crescent14Fri
15Sat1:478.212:447.87:343.87:44-0.88:119:00Waning Crescent15Sat
16Sun2:348.31:537.88:303.28:43-0.58:138:57New Moon16Sun
17Mon3:228.33:097.99:282.49:43-0.18:158:54New Moon17Mon
18Tue4:118.44:268.110:261.610:440.58:178:51New Moon18Tue
19Wed5:008.45:418.311:230.811:451.18:208:48Waxing Crescent19Wed
20Thu5:508.36:538.712:210.18:228:45Waxing Crescent20Thu
21Fri6:428.28:009.012:481.71:18-0.48:248:42Waxing Crescent21Fri
22Sat7:358.09:049.31:512.22:14-0.78:268:39First Quarter22Sat
23Sun8:307.710:049.42:532.63:10-0.78:288:36First Quarter23Sun
24Mon9:257.411:039.33:543.04:05-0.58:318:34First Quarter24Mon
25Tue10:207.111:589.14:543.24:59-0.28:338:31First Quarter25Tue
26Wed11:156.95:533.35:530.18:358:28Waxing Gibbous26Wed
27Thu12:518.812:086.66:483.46:440.58:378:25Waxing Gibbous27Thu
28Fri1:398.512:596.47:383.47:320.98:408:22Waxing Gibbous28Fri
29Sat2:238.11:496.38:253.48:171.48:428:19Waxing Gibbous29Sat
30Sun3:037.72:406.29:073.29:011.88:448:16Full Moon30Sun
DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
Tidal Data Source: (9465182)

Common Questions About Black Rock, Walrus Islands, AK Tides

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What time does the tide turn (slack tide) in Black Rock, Walrus Islands, AK today?

Slack tide in Black Rock, Walrus Islands, AK is approximately 12:37 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 Black Rock, Walrus Islands, AK?

Black Rock, Walrus Islands, AK 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 Black Rock, Walrus Islands, 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 Black Rock, Walrus Islands, AK?

Tide predictions for Black Rock, Walrus Islands, 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 Black Rock, Walrus Islands, AK?

Tide data for Black Rock, Walrus Islands, AK is sourced from NOAA Station #9465182. View the official NOAA station page at https://tidesandcurrents.noaa.gov/stationhome.html?id=9465182.

What is the moon phase in Black Rock, Walrus Islands, AK tonight?

Tonight the moon over Black Rock, Walrus Islands, AK is Waxing Gibbous (96% illuminated). This places Black Rock, Walrus Islands, 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