Tides Today & Tomorrow in Ninilchik, Cook Inlet, AK

TIDE TIMES for Sunday, June 28, 2026
The tide is currently rising in Ninilchik, Cook Inlet, AK.
Next low tide : 9:45 pm (5.5 ft)
Next high tide : in 4h 46m at 4:10 pm (17.0 ft)
Sunset today : 11:34 pm
Sunrise tomorrow : 4:45 am
Moon phase : Full Moon (99% illuminated)
Tide Station Location : Station #9455653
Common Questions About Tides

Ninilchik, Cook Inlet, AK Tides - Apr 2010

DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
1Thu5:2423.26:0720.711:49-4.211:591.17:308:50Waning Gibbous1Thu
2Fri6:0122.16:5019.112:31-2.87:278:53Waning Gibbous2Fri
3Sat6:3920.47:3617.112:393.01:15-1.07:248:55Waning Gibbous3Sat
4Sun7:1918.48:3215.31:224.92:061.17:218:58Third Quarter4Sun
5Mon8:0616.39:5013.92:156.83:092.97:189:00Third Quarter5Mon
6Tue9:1814.511:2513.73:328.14:274.17:159:02Third Quarter6Tue
7Wed11:0713.75:088.25:474.37:129:05Third Quarter7Wed
8Thu12:4214.512:3514.36:317.16:533.77:099:07Waning Crescent8Thu
9Fri1:3215.71:3415.47:295.47:432.97:069:10Waning Crescent9Fri
10Sat2:0917.02:1916.78:133.58:242.17:039:12Waning Crescent10Sat
11Sun2:4018.22:5717.88:491.78:591.57:009:15Waning Crescent11Sun
12Mon3:0919.23:3218.79:220.19:311.36:579:17New Moon12Mon
13Tue3:3720.04:0619.39:54-1.110:031.36:549:20New Moon13Tue
14Wed4:0320.54:3919.610:25-1.910:331.76:519:22New Moon14Wed
15Thu4:3020.85:1219.410:56-2.311:032.36:489:25New Moon15Thu
16Fri4:5820.75:4619.011:28-2.311:333.16:459:27Waxing Crescent16Fri
17Sat5:2720.46:2218.112:02-1.96:429:30Waxing Crescent17Sat
18Sun6:0019.77:0417.112:074.112:41-1.26:399:32Waxing Crescent18Sun
19Mon6:3918.77:5516.012:465.21:28-0.16:369:35Waxing Crescent19Mon
20Tue7:2717.49:0215.21:376.32:271.26:339:37First Quarter20Tue
21Wed8:3516.010:2815.12:517.13:412.16:309:40First Quarter21Wed
22Thu10:1415.111:4616.14:276.85:022.46:279:42First Quarter22Thu
23Fri11:5415.65:535.26:152.06:249:44Waxing Gibbous23Fri
24Sat12:4717.71:0916.97:002.87:161.46:229:47Waxing Gibbous24Sat
25Sun1:3719.42:0818.57:550.28:080.86:199:49Waxing Gibbous25Sun
26Mon2:2021.02:5819.88:43-2.18:540.46:169:52Full Moon26Mon
27Tue3:0122.23:4420.69:27-3.89:380.46:139:54Full Moon27Tue
28Wed3:4122.84:2920.810:09-4.710:190.86:109:57Full Moon28Wed
29Thu4:2022.75:1120.510:49-4.810:591.66:089:59Full Moon29Thu
30Fri4:5822.15:5419.711:30-4.111:402.76:0510:02Waning Gibbous30Fri
DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
Tidal Data Source: (9455653)

Common Questions About Ninilchik, Cook Inlet, AK Tides

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What time does the tide turn (slack tide) in Ninilchik, Cook Inlet, AK today?

Slack tide in Ninilchik, Cook Inlet, AK is approximately 6:57 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 Ninilchik, Cook Inlet, AK?

Ninilchik, Cook Inlet, AK is currently in a spring phase. Tonight's moon is 99% 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 Ninilchik, Cook Inlet, 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 Ninilchik, Cook Inlet, AK?

Tide predictions for Ninilchik, Cook Inlet, 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 Ninilchik, Cook Inlet, AK?

Tide data for Ninilchik, Cook Inlet, AK is sourced from NOAA Station #9455653. View the official NOAA station page at https://tidesandcurrents.noaa.gov/stationhome.html?id=9455653.

What is the moon phase in Ninilchik, Cook Inlet, AK tonight?

Tonight the moon over Ninilchik, Cook Inlet, AK is Full Moon (99% illuminated). This places Ninilchik, Cook Inlet, 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