Tides Today & Tomorrow in San Nicolas Island, CA

TIDE TIMES for Thursday, June 25, 2026
The tide is currently rising in San Nicolas Island, CA.
Next low tide (tomorrow) : 2:59 am (-0.1 ft)
Next high tide : in 1h 19m at 7:16 pm (4.9 ft)
Sunset today : 8:11 pm
Sunrise tomorrow : 5:50 am
Moon phase : Waxing Gibbous (85% illuminated)
Tide Station Location : Station #9410068
Common Questions About Tides

San Nicolas Island, CA Tides - Sep 2048

DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
1Tue7:523.15:224.212:301.011:19 AM2.96:327:22Third Quarter1Tue
2Wed8:103.36:234.41:210.712:362.66:337:21Waning Crescent2Wed
3Thu8:283.57:094.71:570.41:222.36:347:19Waning Crescent3Thu
4Fri8:453.77:484.92:260.31:592.06:347:18Waning Crescent4Fri
5Sat9:033.98:235.02:520.12:331.66:357:17Waning Crescent5Sat
6Sun9:234.28:585.13:170.13:071.36:367:15New Moon6Sun
7Mon9:444.59:345.03:410.13:421.06:367:14New Moon7Mon
8Tue10:084.710:114.84:060.24:200.76:377:13New Moon8Tue
9Wed10:344.910:524.54:320.55:000.56:387:11New Moon9Wed
10Thu11:045.111:374.04:580.85:450.46:387:10Waxing Crescent10Thu
11Fri11:375.15:271.26:380.56:397:09Waxing Crescent11Fri
12Sat12:323.512:185.15:571.67:420.56:407:07Waxing Crescent12Sat
13Sun1:453.01:095.06:332.09:050.66:407:06First Quarter13Sun
14Mon3:372.82:204.87:262.410:380.56:417:04First Quarter14Mon
15Tue5:433.03:534.79:172.711:570.26:427:03First Quarter15Tue
16Wed6:473.45:214.811:202.66:427:02First Quarter16Wed
17Thu7:273.86:305.112:550.012:392.16:437:00Waxing Gibbous17Thu
18Fri8:004.27:275.21:41-0.21:361.66:446:59Waxing Gibbous18Fri
19Sat8:304.58:165.22:20-0.22:231.16:446:58Waxing Gibbous19Sat
20Sun9:004.89:015.12:55-0.13:070.76:456:56Full Moon20Sun
21Mon9:295.19:434.93:270.13:480.46:466:55Full Moon21Mon
22Tue9:575.210:244.63:570.44:280.26:466:53Full Moon22Tue
23Wed10:255.211:064.24:260.85:070.26:476:52Full Moon23Wed
24Thu10:535.211:493.74:521.25:480.36:486:51Waning Gibbous24Thu
25Fri11:225.05:181.66:320.56:486:49Waning Gibbous25Fri
26Sat12:393.311:53 AM4.75:412.17:240.86:496:48Waning Gibbous26Sat
27Sun1:472.912:294.46:022.48:321.06:506:47Waning Gibbous27Sun
28Mon3:592.81:194.16:122.710:021.16:506:45Third Quarter28Mon
29Tue2:443.911:271.06:516:44Third Quarter29Tue
30Wed7:093.34:273.911:033.06:526:43Third Quarter30Wed
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 11:07 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 San Nicolas Island, CA?

San Nicolas Island, CA is currently in a spring phase. Tonight's moon is 85% 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 Waxing Gibbous (85% 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