Tides Today & Tomorrow in Nonopapa, Niihau Island, HI

TIDE TIMES for Saturday, June 27, 2026
The tide is currently rising in Nonopapa, Niihau Island, HI.
Next low tide : 7:10 am (0.0 ft)
Next high tide : in 45m at 1:41 am (0.4 ft)
Sunset today : 7:27 pm
Sunrise tomorrow : 6:00 am
Moon phase : Waxing Gibbous (96% illuminated)
Tide Station Location : Station #1610367
Common Questions About Tides

Nonopapa, Niihau Island, HI Tides - Jul 2012

DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
1Sun1:200.62:361.97:05-0.29:510.26:017:28Waxing Gibbous1Sun
2Mon2:180.63:202.07:54-0.210:340.16:027:28Full Moon2Mon
3Tue3:130.64:032.08:43-0.211:140.16:027:28Full Moon3Tue
4Wed4:060.74:441.99:31-0.111:520.06:027:28Full Moon4Wed
5Thu4:580.75:241.810:190.06:037:28Waning Gibbous5Thu
6Fri5:530.86:031.612:290.011:08 AM0.16:037:28Waning Gibbous6Fri
7Sat6:510.86:401.41:060.012:010.36:037:28Waning Gibbous7Sat
8Sun7:560.97:171.21:430.11:030.56:047:28Waning Gibbous8Sun
9Mon9:071.07:551.12:210.12:210.66:047:28Third Quarter9Mon
10Tue10:191.18:390.93:000.14:030.76:047:27Third Quarter10Tue
11Wed11:231.29:400.73:420.15:590.76:057:27Third Quarter11Wed
12Thu12:151.34:260.17:360.66:057:27Third Quarter12Thu
13Fri12:581.45:110.18:270.56:067:27Waning Crescent13Fri
14Sat12:050.61:371.55:560.19:010.46:067:27Waning Crescent14Sat
15Sun1:000.62:121.66:390.09:310.36:067:27Waning Crescent15Sun
16Mon1:460.62:461.77:200.010:000.36:077:26Waning Crescent16Mon
17Tue2:280.63:191.77:590.010:290.26:077:26New Moon17Tue
18Wed3:090.63:511.78:380.010:580.26:087:26New Moon18Wed
19Thu3:490.74:231.79:170.011:280.16:087:26New Moon19Thu
20Fri4:320.74:551.79:580.111:580.16:097:25New Moon20Fri
21Sat5:190.85:281.610:420.26:097:25Waxing Crescent21Sat
22Sun6:110.96:011.512:290.111:33 AM0.36:097:25Waxing Crescent22Sun
23Mon7:121.06:371.31:020.112:360.56:107:24Waxing Crescent23Mon
24Tue8:221.17:171.11:380.12:000.66:107:24First Quarter24Tue
25Wed9:381.38:080.92:190.13:490.76:117:23First Quarter25Wed
26Thu10:501.49:230.73:080.05:430.66:117:23First Quarter26Thu
27Fri11:521.610:570.64:030.07:120.56:117:23First Quarter27Fri
28Sat12:471.75:030.08:100.46:127:22Waxing Gibbous28Sat
29Sun12:170.61:351.96:020.08:530.36:127:22Waxing Gibbous29Sun
30Mon1:210.72:201.96:58-0.19:300.26:137:21Waxing Gibbous30Mon
31Tue2:150.73:021.97:50-0.110:040.16:137:21Full Moon31Tue
DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
Tidal Data Source: (1610367)

Common Questions About Nonopapa, Niihau Island, HI Tides

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What time does the tide turn (slack tide) in Nonopapa, Niihau Island, HI today?

Slack tide in Nonopapa, Niihau Island, HI is approximately 4:25 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 Nonopapa, Niihau Island, HI?

Nonopapa, Niihau Island, HI 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 Nonopapa, Niihau Island, HI 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 Nonopapa, Niihau Island, HI?

Tide predictions for Nonopapa, Niihau Island, HI 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 Nonopapa, Niihau Island, HI?

Tide data for Nonopapa, Niihau Island, HI is sourced from NOAA Station #1610367. View the official NOAA station page at https://tidesandcurrents.noaa.gov/stationhome.html?id=1610367.

What is the moon phase in Nonopapa, Niihau Island, HI tonight?

Tonight the moon over Nonopapa, Niihau Island, HI is Waxing Gibbous (96% illuminated). This places Nonopapa, Niihau Island, HI 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