37.9450’ N, 122.4750’ W

Point San Quentin, CA

58°
H 73°
L 53°
WNW
3mph
Low tide
11:47 am

Tides Today & Tomorrow in Point San Quentin, CA

TIDE TIMES for Friday, September 4, 2026
The tide is currently falling in Point San Quentin, CA.
Next low tide : in 3h 10m at 11:47 am (3.2 ft)
Next high tide : 6:09 pm (6.1 ft)
Sunset today : 7:34 pm
Sunrise tomorrow : 6:42 am
Moon phase : Third Quarter (45% illuminated)
Tide Station Location : Station #9414873
Common Questions About Tides

Point San Quentin, CA Tides - Oct 1919

DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
1Wed7:044.15:255.011:443.17:046:54First Quarter1Wed
2Thu8:134.26:324.912:410.81:093.07:056:53First Quarter2Thu
3Fri9:044.47:414.91:440.82:182.87:066:51First Quarter3Fri
4Sat9:424.68:465.02:390.73:112.47:076:50Waxing Gibbous4Sat
5Sun10:154.99:455.23:250.63:551.97:086:48Waxing Gibbous5Sun
6Mon10:465.210:405.34:070.54:361.47:096:47Waxing Gibbous6Mon
7Tue11:175.611:335.44:460.65:170.87:106:45Waxing Gibbous7Tue
8Wed11:495.95:240.85:590.27:116:44Full Moon8Wed
9Thu12:275.512:246.26:041.06:43-0.27:126:42Full Moon9Thu
10Fri1:205.41:016.56:441.47:30-0.57:136:41Full Moon10Fri
11Sat2:165.31:416.67:271.78:19-0.77:136:39Waning Gibbous11Sat
12Sun3:145.12:266.58:142.19:12-0.77:146:38Waning Gibbous12Sun
13Mon4:174.93:166.39:082.410:11-0.57:156:36Waning Gibbous13Mon
14Tue5:244.84:146.010:122.611:16-0.27:166:35Third Quarter14Tue
15Wed6:354.75:215.611:332.77:176:33Third Quarter15Wed
16Thu7:434.96:375.312:260.01:012.67:186:32Third Quarter16Thu
17Fri8:425.17:555.11:350.22:172.27:196:31Third Quarter17Fri
18Sat9:315.39:075.02:360.43:211.77:206:29Waning Crescent18Sat
19Sun10:125.610:115.03:280.64:131.27:216:28Waning Crescent19Sun
20Mon10:495.711:085.04:130.84:590.87:226:27Waning Crescent20Mon
21Tue11:215.811:594.94:531.15:390.47:236:25Waning Crescent21Tue
22Wed11:505.95:301.46:160.27:246:24New Moon22Wed
23Thu12:474.912:185.96:051.86:510.17:256:23New Moon23Thu
24Fri1:314.812:455.86:402.17:250.07:266:21New Moon24Fri
25Sat2:154.71:145.87:142.37:590.07:276:20New Moon25Sat
26Sun1:584.612:445.76:492.67:340.06:285:19Waxing Crescent26Sun
27Mon2:434.51:185.57:262.88:130.16:295:18Waxing Crescent27Mon
28Tue3:314.41:575.38:083.08:570.26:305:16Waxing Crescent28Tue
29Wed4:244.32:435.19:013.19:460.46:315:15Waxing Crescent29Wed
30Thu5:204.33:384.810:123.110:410.56:325:14First Quarter30Thu
31Fri6:144.44:454.611:342.911:400.66:335:13First Quarter31Fri
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 neap phase. Tonight's moon is 45% 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 minimum.

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 Third Quarter (45% illuminated). This places Point San Quentin, CA in a neap tide cycle, so tidal ranges are near their weekly minimum 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