Tides Today & Tomorrow in San Nicolas Island, CA

TIDE TIMES for Friday, July 3, 2026
The tide is currently rising in San Nicolas Island, CA.
Next low tide (tomorrow) : 7:18 am (0.0 ft)
Next high tide : in 5h 34m at 11:49 pm (4.6 ft)
Sunset today : 8:11 pm
Sunrise tomorrow : 5:53 am
Moon phase : Waning Gibbous (87% illuminated)
Tide Station Location : Station #9410068
Common Questions About Tides

San Nicolas Island, CA Tides - Apr 2057

DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
1Sun8:344.79:244.32:460.93:16-0.56:447:18Waning Crescent1Sun
2Mon9:154.79:494.53:250.63:46-0.36:437:19New Moon2Mon
3Tue9:544.510:144.64:020.34:140.06:417:20New Moon3Tue
4Wed10:314.210:384.64:370.14:390.46:407:20New Moon4Wed
5Thu11:083.811:024.65:120.15:020.86:397:21New Moon5Thu
6Fri11:473.411:264.55:490.15:241.26:377:22Waxing Crescent6Fri
7Sat12:313.06:280.25:441.66:367:23Waxing Crescent7Sat
8Sun1:292.77:130.46:012.06:357:23Waxing Crescent8Sun
9Mon12:204.13:112.48:110.66:052.36:347:24Waxing Crescent9Mon
10Tue12:583.89:310.76:327:25First Quarter10Tue
11Wed2:003.67:472.911:050.710:122.86:317:26First Quarter11Wed
12Thu3:463.57:393.112:140.56:307:26First Quarter12Thu
13Fri5:203.67:513.312:102.61:000.26:297:27First Quarter13Fri
14Sat6:253.98:063.61:022.11:360.06:277:28Waxing Gibbous14Sat
15Sun7:154.18:254.01:411.62:08-0.16:267:29Waxing Gibbous15Sun
16Mon8:004.48:484.32:191.12:38-0.26:257:29Waxing Gibbous16Mon
17Tue8:444.59:134.72:560.53:08-0.16:247:30Waxing Gibbous17Tue
18Wed9:294.49:415.13:360.03:390.16:237:31Full Moon18Wed
19Thu10:154.310:135.34:18-0.54:110.46:217:31Full Moon19Thu
20Fri11:054.010:485.45:04-0.74:440.86:207:32Full Moon20Fri
21Sat12:003.65:53-0.95:201.26:197:33Waning Gibbous21Sat
22Sun1:063.26:49-0.86:011.76:187:34Waning Gibbous22Sun
23Mon12:135.12:302.97:53-0.66:522.16:177:34Waning Gibbous23Mon
24Tue1:094.84:162.99:09-0.48:152.56:167:35Third Quarter24Tue
25Wed2:234.45:453.210:30-0.310:212.56:157:36Third Quarter25Wed
26Thu3:584.16:403.611:43-0.36:147:37Third Quarter26Thu
27Fri5:284.07:203.912:022.112:41-0.36:137:37Third Quarter27Fri
28Sat6:394.07:524.21:091.61:28-0.26:127:38Waning Crescent28Sat
29Sun7:364.18:214.51:591.12:060.06:117:39Waning Crescent29Sun
30Mon8:244.08:464.72:410.62:380.26:107:40Waning Crescent30Mon
DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
Tidal Data Source: (9410068)

Common Questions About San Nicolas Island, CA Tides

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What time does the tide turn (slack tide) in San Nicolas Island, CA today?

Slack tide in San Nicolas Island, CA is approximately 3:33 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 San Nicolas Island, CA?

San Nicolas Island, CA is currently in a spring phase. Tonight's moon is 87% 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 San Nicolas Island, CA 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 San Nicolas Island, CA?

Tide predictions for San Nicolas Island, CA 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 San Nicolas Island, CA?

Tide data for San Nicolas Island, CA is sourced from NOAA Station #9410068. View the official NOAA station page at https://tidesandcurrents.noaa.gov/stationhome.html?id=9410068.

What is the moon phase in San Nicolas Island, CA tonight?

Tonight the moon over San Nicolas Island, CA is Waning Gibbous (87% illuminated). This places San Nicolas Island, CA 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