Tides Today & Tomorrow in Oceanside, CA

TIDE TIMES for Monday, August 3, 2026
The tide is currently falling in Oceanside, CA.
Next low tide : in 5h 58m at 7:15 pm (1.9 ft)
Next high tide (tomorrow) : 12:49 am (3.8 ft)
Sunset today : 7:47 pm
Sunrise tomorrow : 6:04 am
Moon phase : Waning Gibbous (74% illuminated)
Tide Station Location : Station #9410230
Common Questions About Tides

Oceanside, CA Tides - Jan 1973

DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
1Mon6:365.58:373.412:112.42:02-0.46:534:53Waning Crescent1Mon
2Tue7:095.79:043.512:492.32:32-0.66:534:54New Moon2Tue
3Wed7:425.99:303.61:242.23:01-0.86:534:55New Moon3Wed
4Thu8:145.99:583.61:582.13:30-0.86:534:55New Moon4Thu
5Fri8:475.910:263.72:332.03:59-0.86:534:56New Moon5Fri
6Sat9:195.710:573.83:092.04:28-0.66:534:57Waxing Crescent6Sat
7Sun9:535.411:293.93:482.04:58-0.46:534:58Waxing Crescent7Sun
8Mon10:305.04:332.05:280.06:534:59Waxing Crescent8Mon
9Tue12:054.111:12 AM4.45:282.05:590.46:534:59Waxing Crescent9Tue
10Wed12:454.312:073.66:401.96:340.96:535:00First Quarter10Wed
11Thu1:334.51:312.98:151.77:161.46:535:01First Quarter11Thu
12Fri2:294.83:452.69:591.28:151.86:535:02First Quarter12Fri
13Sat3:325.25:472.711:200.49:362.16:535:03First Quarter13Sat
14Sun4:355.66:573.112:19-0.46:535:04Waxing Gibbous14Sun
15Mon5:336.17:443.41:07-1.06:525:05Waxing Gibbous15Mon
16Tue6:276.58:233.712:032.11:51-1.56:525:06Waxing Gibbous16Tue
17Wed7:176.79:004.012:591.82:32-1.76:525:07Full Moon17Wed
18Thu8:046.89:364.21:501.53:10-1.76:525:08Full Moon18Thu
19Fri8:486.610:124.42:391.33:48-1.56:515:09Full Moon19Fri
20Sat9:326.210:494.53:271.24:23-1.16:515:10Waning Gibbous20Sat
21Sun10:145.511:264.64:151.24:57-0.66:515:10Waning Gibbous21Sun
22Mon10:574.85:061.35:300.06:505:11Waning Gibbous22Mon
23Tue12:054.611:44 AM4.06:041.56:000.76:505:12Waning Gibbous23Tue
24Wed12:474.512:413.27:161.66:291.36:495:13Third Quarter24Wed
25Thu1:354.42:162.58:521.56:581.96:495:14Third Quarter25Thu
26Fri2:334.45:262.410:391.27:392.46:485:15Third Quarter26Fri
27Sat3:414.57:142.711:520.79:352.66:485:16Third Quarter27Sat
28Sun4:454.67:413.012:380.36:475:17Waning Crescent28Sun
29Mon5:374.98:003.21:13-0.16:465:18Waning Crescent29Mon
30Tue6:195.28:193.412:022.51:43-0.46:465:19Waning Crescent30Tue
31Wed6:565.58:383.612:432.22:11-0.66:455:20Waning Crescent31Wed
DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
Tidal Data Source: (9410230)

Common Questions About Oceanside, CA Tides

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What time does the tide turn (slack tide) in Oceanside, CA today?

Slack tide in Oceanside, CA is approximately 10:02 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 Oceanside, CA?

Oceanside, CA is currently in a transitional phase. Tonight's moon is 74% 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 shifting between spring and neap.

What datum are Oceanside, 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 Oceanside, CA?

Tide predictions for Oceanside, 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 Oceanside, CA?

Tide data for Oceanside, CA is sourced from NOAA Station #9410230. View the official NOAA station page at https://tidesandcurrents.noaa.gov/stationhome.html?id=9410230.

What is the moon phase in Oceanside, CA tonight?

Tonight the moon over Oceanside, CA is Waning Gibbous (74% illuminated). This places Oceanside, CA in a transitional tide cycle, so tidal ranges are shifting between spring and neap 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