37.9450’ N, 122.4750’ W

Point San Quentin, CA

57°
H -°
L 53°
SE
2mph
Low tide
4:44 am

Tides Today & Tomorrow in Point San Quentin, CA

TIDE TIMES for Wednesday, September 23, 2026
The tide is currently falling in Point San Quentin, CA.
Next low tide : in 59m at 4:44 am (0.3 ft)
Next high tide : 11:31 am (4.9 ft)
Sunset today : 7:05 pm
Sunrise tomorrow : 6:58 am
Moon phase : Waxing Gibbous (91% illuminated)
Tide Station Location : Station #9414873
Common Questions About Tides

Point San Quentin, CA Tides - Oct 1881

DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
1Sat7:214.45:595.512:092.96:125:59First Quarter1Sat
2Sun8:144.87:155.51:010.11:272.46:135:58Waxing Gibbous2Sun
3Mon8:575.18:255.62:000.12:291.96:145:56Waxing Gibbous3Mon
4Tue9:365.59:295.62:510.13:231.26:155:55Waxing Gibbous4Tue
5Wed10:135.810:285.63:370.34:130.66:165:53Waxing Gibbous5Wed
6Thu10:496.111:255.64:210.65:000.16:175:52Full Moon6Thu
7Fri11:256.35:030.95:46-0.26:185:50Full Moon7Fri
8Sat12:205.412:016.45:441.36:32-0.46:195:49Full Moon8Sat
9Sun1:155.212:386.46:271.87:18-0.46:205:47Waning Gibbous9Sun
10Mon2:105.01:166.27:122.28:05-0.36:215:46Waning Gibbous10Mon
11Tue3:084.81:575.98:002.68:550.06:225:44Waning Gibbous11Tue
12Wed4:104.62:435.58:562.89:500.26:235:43Waning Gibbous12Wed
13Thu5:184.53:365.210:063.010:520.56:245:42Third Quarter13Thu
14Fri6:264.54:394.911:273.011:560.76:255:40Third Quarter14Fri
15Sat7:254.65:494.612:422.86:255:39Third Quarter15Sat
16Sun8:104.77:004.612:570.81:432.46:265:37Third Quarter16Sun
17Mon8:454.98:054.61:480.92:322.06:275:36Waning Crescent17Mon
18Tue9:145.19:024.62:311.03:151.56:285:35Waning Crescent18Tue
19Wed9:405.39:534.73:091.13:521.16:295:33Waning Crescent19Wed
20Thu10:065.510:414.83:431.34:270.76:305:32Waning Crescent20Thu
21Fri10:335.711:284.84:151.55:000.36:315:31New Moon21Fri
22Sat11:015.94:471.85:340.06:325:29New Moon22Sat
23Sun12:144.811:32 AM6.15:212.06:10-0.36:335:28New Moon23Sun
24Mon1:024.812:056.15:562.36:50-0.56:345:27New Moon24Mon
25Tue1:524.712:436.26:352.57:34-0.66:355:26Waxing Crescent25Tue
26Wed2:454.61:256.17:192.78:22-0.56:365:24Waxing Crescent26Wed
27Thu3:434.62:155.98:122.99:17-0.46:385:23Waxing Crescent27Thu
28Fri4:444.53:145.69:192.910:17-0.26:395:22First Quarter28Fri
29Sat5:464.74:265.210:442.811:220.06:405:21First Quarter29Sat
30Sun6:434.95:465.012:122.56:415:20First Quarter30Sun
31Mon7:325.27:074.812:250.21:261.96:425:19First Quarter31Mon
DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
Tidal Data Source: (9414873)

Common Questions About Point San Quentin, CA Tides

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Is this week a spring tide or neap tide in Point San Quentin, CA?

Point San Quentin, CA is currently in a spring phase. Tonight's moon is 91% 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 Point San Quentin, 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 Point San Quentin, CA?

Tide predictions for Point San Quentin, 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 Point San Quentin, CA?

Tide data for Point San Quentin, CA is sourced from NOAA Station #9414873. View the official NOAA station page at https://tidesandcurrents.noaa.gov/stationhome.html?id=9414873.

What is the moon phase in Point San Quentin, CA tonight?

Tonight the moon over Point San Quentin, CA is Waxing Gibbous (91% illuminated). This places Point San Quentin, 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