Tides Today & Tomorrow in Ninilchik, Cook Inlet, AK

TIDE TIMES for Wednesday, July 15, 2026
The tide is currently falling in Ninilchik, Cook Inlet, AK.
Next low tide : in 4h 17m at 10:59 am (-5.3 ft)
Next high tide : 5:27 pm (20.7 ft)
Sunset today : 11:14 pm
Sunrise tomorrow : 5:11 am
Moon phase : New Moon (3% illuminated)
Tide Station Location : Station #9455653
Common Questions About Tides

Ninilchik, Cook Inlet, AK Tides - Feb 1986

DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
1Sat7:2519.48:0315.51:072.92:042.69:205:20Third Quarter1Sat
2Sun8:1518.89:3014.31:585.03:142.79:175:23Third Quarter2Sun
3Mon9:2318.111:1514.33:066.84:352.39:155:25Third Quarter3Mon
4Tue10:4718.14:367.95:551.29:125:28Waning Crescent4Tue
5Wed12:4015.512:0918.86:057.67:03-0.49:105:31Waning Crescent5Wed
6Thu1:4217.11:1520.07:166.37:58-2.09:075:33Waning Crescent6Thu
7Fri2:3218.72:1021.28:124.78:46-3.29:055:36New Moon7Fri
8Sat3:1520.12:5921.99:003.19:28-3.89:025:39New Moon8Sat
9Sun3:5421.03:4322.19:441.910:07-3.79:005:41New Moon9Sun
10Mon4:3021.44:2421.810:241.210:44-3.08:575:44Waxing Crescent10Mon
11Tue5:0521.45:0320.811:030.911:19-1.78:545:47Waxing Crescent11Tue
12Wed5:3720.95:4119.511:421.211:520.18:525:49Waxing Crescent12Wed
13Thu6:0820.16:1817.912:201.88:495:52Waxing Crescent13Thu
14Fri6:3719.06:5816.112:242.11:002.78:465:55First Quarter14Fri
15Sat7:0817.97:4514.312:574.21:463.88:445:57First Quarter15Sat
16Sun7:4416.68:5612.81:346.32:454.78:416:00First Quarter16Sun
17Mon8:3515.510:5312.32:258.24:025.28:386:02First Quarter17Mon
18Tue10:0314.83:569.45:274.78:356:05First Quarter18Tue
19Wed12:3013.211:40 AM15.25:399.46:373.48:336:08Waxing Gibbous19Wed
20Thu1:2714.712:4516.36:528.47:281.78:306:10Waxing Gibbous20Thu
21Fri2:0616.21:3317.77:416.88:080.18:276:13Waxing Gibbous21Fri
22Sat2:3917.72:1419.18:215.28:44-1.38:246:15Full Moon22Sat
23Sun3:0919.02:5120.38:573.59:17-2.38:216:18Full Moon23Sun
24Mon3:3820.13:2721.19:312.09:49-2.88:186:21Full Moon24Mon
25Tue4:0621.04:0321.510:040.710:20-2.68:156:23Full Moon25Tue
26Wed4:3421.64:4021.310:39-0.310:52-1.88:136:26Waning Gibbous26Wed
27Thu5:0421.95:1820.611:15-0.811:25-0.58:106:28Waning Gibbous27Thu
28Fri5:3521.76:0019.311:54-0.88:076:31Waning Gibbous28Fri
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 2:13 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 3% 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 New Moon (3% 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