Tides Today & Tomorrow in Ketchikan, AK

TIDE TIMES for Thursday, August 6, 2026
The tide is currently rising in Ketchikan, AK.
Next low tide (tomorrow) : 2:01 am (1.7 ft)
Next high tide : in 54m at 6:57 pm (14.4 ft)
Sunset today : 8:40 pm
Sunrise tomorrow : 5:03 am
Moon phase : Third Quarter (42% illuminated)
Tide Station Location : Station #9450460
Common Questions About Tides

Ketchikan, AK Tides - Jun 1971

DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
1Tue6:2010.97:1212.312:294.812:372.93:128:15First Quarter1Tue
2Wed7:3410.48:0212.71:394.21:323.53:118:16First Quarter2Wed
3Thu8:4310.58:4713.32:403.22:263.93:108:18Waxing Gibbous3Thu
4Fri9:4310.99:2913.93:312.23:154.13:098:19Waxing Gibbous4Fri
5Sat10:3411.510:0914.54:151.14:014.23:098:20Waxing Gibbous5Sat
6Sun11:1912.210:4815.14:550.14:444.13:088:21Waxing Gibbous6Sun
7Mon12:0112.75:33-0.85:254.03:078:22Full Moon7Mon
8Tue12:4213.26:11-1.56:043.83:078:23Full Moon8Tue
9Wed12:0716.11:2213.56:49-2.06:443.73:068:24Full Moon9Wed
10Thu12:4816.32:0213.77:28-2.37:263.53:058:25Waning Gibbous10Thu
11Fri1:2916.32:4313.78:08-2.38:103.43:058:26Waning Gibbous11Fri
12Sat2:1316.03:2613.88:50-2.18:593.43:058:27Waning Gibbous12Sat
13Sun3:0015.34:1213.89:34-1.59:543.33:048:28Waning Gibbous13Sun
14Mon3:5314.45:0113.910:21-0.710:563.13:048:28Third Quarter14Mon
15Tue4:5313.35:5414.211:120.43:048:29Third Quarter15Tue
16Wed6:0312.26:5014.512:062.712:091.53:048:29Third Quarter16Wed
17Thu7:2111.77:4715.01:181.81:112.53:048:30Waning Crescent17Thu
18Fri8:3911.78:4515.62:280.72:163.23:048:30Waning Crescent18Fri
19Sat9:5112.19:4016.13:31-0.53:193.63:048:31Waning Crescent19Sat
20Sun10:5312.810:3316.64:27-1.64:183.73:048:31Waning Crescent20Sun
21Mon11:4713.511:2416.85:17-2.45:123.63:048:31New Moon21Mon
22Tue12:3513.96:05-2.96:023.43:048:32New Moon22Tue
23Wed12:1116.91:2014.26:49-3.06:483.23:048:32New Moon23Wed
24Thu12:5616.72:0114.27:31-2.87:323.13:058:32Waxing Crescent24Thu
25Fri1:3916.22:4114.18:11-2.38:163.23:058:32Waxing Crescent25Fri
26Sat2:2015.43:1913.98:50-1.58:593.43:068:32Waxing Crescent26Sat
27Sun3:0114.43:5613.69:28-0.59:453.63:068:32Waxing Crescent27Sun
28Mon3:4313.24:3413.310:050.610:343.83:078:31First Quarter28Mon
29Tue4:2912.05:1413.010:441.811:293.93:078:31First Quarter29Tue
30Wed5:2310.95:5812.911:263.03:088:31First Quarter30Wed
DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
Tidal Data Source: (9450460)

Common Questions About Ketchikan, AK Tides

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What time does the tide turn (slack tide) in Ketchikan, AK today?

Slack tide in Ketchikan, AK is approximately 10:29 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 Ketchikan, AK?

Ketchikan, AK is currently in a neap phase. Tonight's moon is 42% 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 Ketchikan, 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 Ketchikan, AK?

Tide predictions for Ketchikan, 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 Ketchikan, AK?

Tide data for Ketchikan, AK is sourced from NOAA Station #9450460. View the official NOAA station page at https://tidesandcurrents.noaa.gov/stationhome.html?id=9450460.

What is the moon phase in Ketchikan, AK tonight?

Tonight the moon over Ketchikan, AK is Third Quarter (42% illuminated). This places Ketchikan, AK 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