Tides Today & Tomorrow in San Leandro Channel, San Leandro Bay, CA

TIDE TIMES for Saturday, June 20, 2026
The tide is currently rising in San Leandro Channel, San Leandro Bay, CA.
Next low tide (tomorrow) : 12:23 am (2.0 ft)
Next high tide : in 1h 11m at 6:23 pm (6.3 ft)
Sunset today : 8:34 pm
Sunrise tomorrow : 5:47 am
Moon phase : First Quarter (38% illuminated)
Tide Station Location : Station #9414724
Common Questions About Tides

San Leandro Channel, San Leandro Bay, CA Tides - Sep 2021

DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
1Wed10:395.18:336.43:130.83:043.36:397:37Waning Crescent1Wed
2Thu11:185.39:276.64:030.53:563.26:407:36Waning Crescent2Thu
3Fri11:505.510:176.94:450.24:382.96:417:35Waning Crescent3Fri
4Sat12:195.75:23-0.15:172.76:427:33Waning Crescent4Sat
5Sun12:475.85:57-0.25:542.36:427:31New Moon5Sun
6Mon1:166.06:31-0.36:331.96:437:30New Moon6Mon
7Tue12:337.11:456.37:05-0.17:141.66:447:28New Moon7Tue
8Wed1:206.92:156.57:390.17:591.26:457:27Waxing Crescent8Wed
9Thu2:106.62:476.88:150.68:470.86:467:25Waxing Crescent9Thu
10Fri3:056.13:227.08:531.19:410.66:477:24Waxing Crescent10Fri
11Sat4:085.64:027.19:351.810:420.46:477:22Waxing Crescent11Sat
12Sun5:245.24:507.110:242.411:520.36:487:21First Quarter12Sun
13Mon6:555.05:487.011:283.06:497:19First Quarter13Mon
14Tue8:305.16:567.01:080.212:543.26:507:18First Quarter14Tue
15Wed9:435.48:087.02:220.02:203.26:517:16Waxing Gibbous15Wed
16Thu10:365.79:167.13:27-0.23:302.96:527:15Waxing Gibbous16Thu
17Fri11:206.010:167.14:21-0.34:272.56:527:13Waxing Gibbous17Fri
18Sat11:586.211:107.15:08-0.35:172.16:537:11Waxing Gibbous18Sat
19Sun12:326.35:49-0.26:011.76:547:10Full Moon19Sun
20Mon12:006.91:036.46:260.06:431.46:557:08Full Moon20Mon
21Tue12:476.71:326.57:000.47:241.16:567:07Full Moon21Tue
22Wed1:326.31:586.57:330.88:031.06:577:05Full Moon22Wed
23Thu2:185.92:246.58:061.38:420.96:587:04Waning Gibbous23Thu
24Fri3:065.62:506.48:391.99:230.86:587:02Waning Gibbous24Fri
25Sat3:595.23:196.39:142.410:080.86:597:01Waning Gibbous25Sat
26Sun5:024.93:546.29:542.911:000.97:006:59Waning Gibbous26Sun
27Mon6:224.74:386.010:483.37:016:57Third Quarter27Mon
28Tue7:574.85:355.912:030.912:113.57:026:56Third Quarter28Tue
29Wed9:115.06:445.81:140.91:413.57:036:54Third Quarter29Wed
30Thu9:575.27:545.92:200.72:473.37:046:53Third Quarter30Thu
DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
Tidal Data Source: (9414724)

Common Questions About San Leandro Channel, San Leandro Bay, CA Tides

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What time does the tide turn (slack tide) in San Leandro Channel, San Leandro Bay, CA today?

Slack tide in San Leandro Channel, San Leandro Bay, CA is approximately 9:23 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 Leandro Channel, San Leandro Bay, CA?

San Leandro Channel, San Leandro Bay, CA is currently in a transitional phase. Tonight's moon is 38% 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 San Leandro Channel, San Leandro Bay, 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 Leandro Channel, San Leandro Bay, CA?

Tide predictions for San Leandro Channel, San Leandro Bay, 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 Leandro Channel, San Leandro Bay, CA?

Tide data for San Leandro Channel, San Leandro Bay, CA is sourced from NOAA Station #9414724. View the official NOAA station page at https://tidesandcurrents.noaa.gov/stationhome.html?id=9414724.

What is the moon phase in San Leandro Channel, San Leandro Bay, CA tonight?

Tonight the moon over San Leandro Channel, San Leandro Bay, CA is First Quarter (38% illuminated). This places San Leandro Channel, San Leandro Bay, 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