Tides Today & Tomorrow in San Nicolas Island, CA

TIDE TIMES for Thursday, July 2, 2026
The tide is currently rising in San Nicolas Island, CA.
Next low tide (tomorrow) : 6:47 am (-0.3 ft)
Next high tide : in 2h 46m at 11:12 pm (4.9 ft)
Sunset today : 8:11 pm
Sunrise tomorrow : 5:52 am
Moon phase : Waning Gibbous (93% illuminated)
Tide Station Location : Station #9410068
Common Questions About Tides

San Nicolas Island, CA Tides - Sep 2055

DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
1Wed8:183.77:215.11:520.01:272.16:327:23Waxing Gibbous1Wed
2Thu8:543.98:055.22:35-0.22:131.96:337:22Waxing Gibbous2Thu
3Fri9:234.08:445.23:11-0.22:511.76:337:20Waxing Gibbous3Fri
4Sat9:504.19:185.23:42-0.23:251.56:347:19Full Moon4Sat
5Sun10:144.29:505.14:100.03:571.36:357:18Full Moon5Sun
6Mon10:374.310:214.94:350.24:281.26:357:16Full Moon6Mon
7Tue11:014.310:534.65:000.45:011.26:367:15Full Moon7Tue
8Wed11:254.311:264.25:240.75:351.26:377:14Waning Gibbous8Wed
9Thu11:514.35:481.06:141.36:377:12Waning Gibbous9Thu
10Fri12:033.812:204.26:121.47:001.46:387:11Waning Gibbous10Fri
11Sat12:473.412:534.26:361.87:591.56:397:09Waning Gibbous11Sat
12Sun1:512.91:374.17:032.19:241.56:397:08Third Quarter12Sun
13Mon3:552.72:424.07:432.511:031.36:407:07Third Quarter13Mon
14Tue6:242.94:084.19:332.76:417:05Third Quarter14Tue
15Wed7:143.25:264.412:160.911:28 AM2.76:417:04Third Quarter15Wed
16Thu7:433.56:274.81:070.412:372.46:427:03Waning Crescent16Thu
17Fri8:113.87:195.21:480.01:281.96:437:01Waning Crescent17Fri
18Sat8:404.28:075.52:26-0.32:131.46:437:00Waning Crescent18Sat
19Sun9:104.68:535.73:02-0.52:580.96:446:58New Moon19Sun
20Mon9:424.99:395.63:38-0.53:430.56:456:57New Moon20Mon
21Tue10:175.210:275.44:14-0.34:300.26:456:56New Moon21Tue
22Wed10:535.311:174.94:510.05:200.16:466:54Waxing Crescent22Wed
23Thu11:335.45:280.56:140.16:476:53Waxing Crescent23Thu
24Fri12:134.412:165.26:081.07:150.26:476:52Waxing Crescent24Fri
25Sat1:193.81:055.06:521.68:270.46:486:50Waxing Crescent25Sat
26Sun2:463.32:074.77:492.29:530.56:496:49First Quarter26Sun
27Mon4:413.23:284.59:172.611:200.56:496:48First Quarter27Mon
28Tue6:183.54:574.411:102.66:506:46First Quarter28Tue
29Wed7:153.86:114.512:300.312:332.46:516:45Waxing Gibbous29Wed
30Thu7:534.07:074.61:230.21:282.06:516:43Waxing Gibbous30Thu
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 2:59 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 93% 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 (93% 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