Tides Today & Tomorrow in San Francisco, CA

TIDE TIMES for Saturday, July 11, 2026
The tide is currently rising in San Francisco, CA.
Next low tide (tomorrow) : 4:27 am (-1.2 ft)
Next high tide : in 2h 34m at 9:11 pm (7.0 ft)
Sunset today : 8:33 pm
Sunrise tomorrow : 5:57 am
Moon phase : Waning Crescent (10% illuminated)
Tide Station Location : Station #9414290
Common Questions About Tides

San Francisco, CA Tides - Sep 2066

DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
1Wed10:525.110:006.53:49-0.53:492.26:407:38Waxing Gibbous1Wed
2Thu11:295.410:556.44:34-0.54:411.76:417:37Full Moon2Thu
3Fri12:045.75:16-0.35:311.36:427:35Full Moon3Fri
4Sat12:385.95:550.06:190.96:437:34Full Moon4Sat
5Sun12:415.91:116.06:330.57:060.76:437:32Waning Gibbous5Sun
6Mon1:335.51:456.17:111.17:530.66:447:31Waning Gibbous6Mon
7Tue2:275.12:196.07:501.68:420.66:457:29Waning Gibbous7Tue
8Wed3:254.72:555.98:312.29:350.76:467:28Waning Gibbous8Wed
9Thu4:324.33:365.79:182.810:350.86:477:26Third Quarter9Thu
10Fri5:534.14:245.510:183.211:430.96:487:25Third Quarter10Fri
11Sat7:234.15:235.311:373.46:487:23Third Quarter11Sat
12Sun8:354.36:305.212:540.912:573.46:497:22Third Quarter12Sun
13Mon9:234.57:355.31:560.82:013.16:507:20Waning Crescent13Mon
14Tue9:594.68:325.42:460.62:522.86:517:18Waning Crescent14Tue
15Wed10:284.89:235.53:270.53:342.56:527:17Waning Crescent15Wed
16Thu10:535.010:105.54:020.54:122.16:537:15Waning Crescent16Thu
17Fri11:185.210:555.54:330.54:481.76:547:14New Moon17Fri
18Sat11:425.411:395.55:030.65:231.36:547:12New Moon18Sat
19Sun12:085.65:320.95:590.96:557:11New Moon19Sun
20Mon12:255.412:365.96:031.26:380.56:567:09New Moon20Mon
21Tue1:135.21:066.06:361.67:200.26:577:08Waxing Crescent21Tue
22Wed2:054.91:406.27:122.08:070.06:587:06Waxing Crescent22Wed
23Thu3:044.72:196.27:522.59:000.06:597:04Waxing Crescent23Thu
24Fri4:114.43:076.18:392.910:020.06:597:03Waxing Crescent24Fri
25Sat5:304.34:066.09:413.211:130.17:007:01First Quarter25Sat
26Sun6:524.35:175.811:063.37:017:00First Quarter26Sun
27Mon8:014.66:355.712:270.112:393.17:026:58First Quarter27Mon
28Tue8:534.97:505.71:350.01:552.67:036:57Waxing Gibbous28Tue
29Wed9:365.28:585.72:320.02:562.07:046:55Waxing Gibbous29Wed
30Thu10:135.59:595.73:210.13:491.47:056:54Waxing Gibbous30Thu
DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
Tidal Data Source: (9414290)

Common Questions About San Francisco, CA Tides

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

Slack tide in San Francisco, CA is approximately 12:49 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 Francisco, CA?

San Francisco, CA is currently in a spring phase. Tonight's moon is 10% 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 Francisco, 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 Francisco, CA?

Tide predictions for San Francisco, 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 Francisco, CA?

Tide data for San Francisco, CA is sourced from NOAA Station #9414290. View the official NOAA station page at https://tidesandcurrents.noaa.gov/stationhome.html?id=9414290.

What is the moon phase in San Francisco, CA tonight?

Tonight the moon over San Francisco, CA is Waning Crescent (10% illuminated). This places San Francisco, 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