Tides Today & Tomorrow in Port Protection, Prince of Wales Island, AK

TIDE TIMES for Saturday, August 22, 2026
The tide is currently rising in Port Protection, Prince of Wales Island, AK.
Next low tide : 3:09 pm (5.2 ft)
Next high tide : in 6h 16m at 10:43 am (8.8 ft)
Sunset today : 8:15 pm
Sunrise tomorrow : 5:39 am
Moon phase : Waxing Gibbous (75% illuminated)
Tide Station Location : Station #9451095
Common Questions About Tides

Port Protection, Prince of Wales Island, AK Tides - Sep 1926

DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
1Wed8:099.57:2011.11:241.11:234.43:575:51Waning Crescent1Wed
2Thu9:139.98:2511.32:290.82:334.23:595:48Waning Crescent2Thu
3Fri9:5810.49:1711.63:210.53:263.74:015:46Waning Crescent3Fri
4Sat10:3210.810:0011.94:030.14:073.14:035:43Waning Crescent4Sat
5Sun11:0211.110:3812.14:38-0.14:432.64:055:41New Moon5Sun
6Mon11:3011.411:1312.25:10-0.25:172.14:075:38New Moon6Mon
7Tue11:5611.611:4712.25:39-0.25:491.74:095:35New Moon7Tue
8Wed12:2211.86:080.06:211.44:115:33New Moon8Wed
9Thu12:2112.012:4711.96:360.36:541.24:135:30Waxing Crescent9Thu
10Fri12:5511.61:1411.97:040.87:281.14:155:27Waxing Crescent10Fri
11Sat1:3111.21:4211.87:321.58:051.24:175:25Waxing Crescent11Sat
12Sun2:1210.62:1311.78:022.38:481.34:195:22Waxing Crescent12Sun
13Mon3:0010.02:5011.68:373.19:401.54:215:19First Quarter13Mon
14Tue4:029.43:3911.39:213.810:491.64:235:17First Quarter14Tue
15Wed5:259.14:4511.210:264.54:255:14First Quarter15Wed
16Thu6:579.36:0711.312:111.412:004.74:275:11First Quarter16Thu
17Fri8:119.97:2611.71:280.81:294.24:285:08Waxing Gibbous17Fri
18Sat9:0510.88:3412.42:300.12:373.34:305:06Waxing Gibbous18Sat
19Sun9:4911.69:3313.13:22-0.73:332.24:325:03Waxing Gibbous19Sun
20Mon10:2912.510:2513.64:09-1.24:221.14:345:00Full Moon20Mon
21Tue11:0813.211:1513.74:52-1.45:100.14:364:58Full Moon21Tue
22Wed11:4613.65:33-1.25:56-0.74:384:55Full Moon22Wed
23Thu12:0413.612:2413.96:14-0.76:42-1.04:404:52Waning Gibbous23Thu
24Fri12:5213.11:0313.86:550.27:29-1.04:424:50Waning Gibbous24Fri
25Sat1:4212.31:4313.47:351.28:17-0.64:444:47Waning Gibbous25Sat
26Sun2:3611.42:2512.88:182.49:100.14:464:44Third Quarter26Sun
27Mon3:3710.63:1312.09:073.510:110.84:484:42Third Quarter27Mon
28Tue4:519.94:1311.210:094.411:251.44:504:39Third Quarter28Tue
29Wed6:209.75:3010.611:384.94:524:36Third Quarter29Wed
30Thu7:439.96:5410.512:461.71:154.84:544:34Waning Crescent30Thu
DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
Tidal Data Source: (9451095)

Common Questions About Port Protection, Prince of Wales Island, AK Tides

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What time does the tide turn (slack tide) in Port Protection, Prince of Wales Island, AK today?

Slack tide in Port Protection, Prince of Wales Island, AK is approximately 12:56 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 Port Protection, Prince of Wales Island, AK?

Port Protection, Prince of Wales Island, AK is currently in a transitional phase. Tonight's moon is 75% 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 shifting between spring and neap.

What datum are Port Protection, Prince of Wales Island, 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 Port Protection, Prince of Wales Island, AK?

Tide predictions for Port Protection, Prince of Wales Island, 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 Port Protection, Prince of Wales Island, AK?

Tide data for Port Protection, Prince of Wales Island, AK is sourced from NOAA Station #9451095. View the official NOAA station page at https://tidesandcurrents.noaa.gov/stationhome.html?id=9451095.

What is the moon phase in Port Protection, Prince of Wales Island, AK tonight?

Tonight the moon over Port Protection, Prince of Wales Island, AK is Waxing Gibbous (75% illuminated). This places Port Protection, Prince of Wales Island, AK in a transitional tide cycle, so tidal ranges are shifting between spring and neap 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