37.9450’ N, 122.4750’ W

Point San Quentin, CA

65°
H 67°
L 54°
SSW
10mph
Low tide
3:38 pm

Tides Today & Tomorrow in Point San Quentin, CA

TIDE TIMES for Monday, September 21, 2026
The tide is currently falling in Point San Quentin, CA.
Next low tide : in 57m at 3:38 pm (2.8 ft)
Next high tide : 9:02 pm (5.2 ft)
Sunset today : 7:08 pm
Sunrise tomorrow : 6:57 am
Moon phase : Waxing Gibbous (76% illuminated)
Tide Station Location : Station #9414873
Common Questions About Tides

Point San Quentin, CA Tides - Dec 1884

DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
1Mon10:126.811:545.03:561.95:02-1.07:074:51Full Moon1Mon
2Tue10:547.04:442.05:44-1.37:084:50Full Moon2Tue
3Wed12:485.211:42 AM7.05:322.26:32-1.47:094:50Full Moon3Wed
4Thu1:365.212:306.86:262.27:20-1.47:104:50Waning Gibbous4Thu
5Fri2:305.31:246.57:262.38:14-1.17:114:50Waning Gibbous5Fri
6Sat3:245.32:186.08:262.39:02-0.77:124:50Waning Gibbous6Sat
7Sun4:185.43:185.49:382.39:56-0.27:134:50Third Quarter7Sun
8Mon5:125.54:304.810:562.110:560.37:144:50Third Quarter8Mon
9Tue6:005.65:484.312:141.77:144:50Third Quarter9Tue
10Wed6:545.77:124.11:261.37:154:50Third Quarter10Wed
11Thu7:425.98:364.112:561.32:260.87:164:51Waning Crescent11Thu
12Fri8:246.09:424.21:501.73:140.47:174:51Waning Crescent12Fri
13Sat9:066.010:364.42:442.04:020.17:174:51Waning Crescent13Sat
14Sun9:426.111:304.53:262.24:38-0.17:184:51Waning Crescent14Sun
15Mon10:126.14:142.45:14-0.37:194:52New Moon15Mon
16Tue12:124.610:48 AM6.04:502.65:44-0.47:194:52New Moon16Tue
17Wed12:484.711:18 AM6.05:322.76:20-0.47:204:52New Moon17Wed
18Thu1:244.711:54 AM5.96:082.76:50-0.47:214:53New Moon18Thu
19Fri2:004.712:305.76:442.77:20-0.47:214:53Waxing Crescent19Fri
20Sat2:304.81:065.57:202.77:56-0.37:224:54Waxing Crescent20Sat
21Sun3:064.81:485.28:082.78:32-0.17:224:54Waxing Crescent21Sun
22Mon3:424.92:304.98:562.69:080.27:234:55Waxing Crescent22Mon
23Tue4:245.03:244.59:562.59:560.57:234:55First Quarter23Tue
24Wed5:065.24:304.111:082.210:440.97:244:56First Quarter24Wed
25Thu5:485.46:003.812:141.77:244:56First Quarter25Thu
26Fri6:365.77:303.81:201.17:244:57First Quarter26Fri
27Sat7:246.08:484.012:381.72:200.57:254:58Waxing Gibbous27Sat
28Sun8:126.410:004.41:382.03:08-0.27:254:58Waxing Gibbous28Sun
29Mon9:006.710:544.72:382.23:56-0.77:254:59Waxing Gibbous29Mon
30Tue9:486.911:485.03:322.24:44-1.17:255:00Full Moon30Tue
31Wed10:367.14:262.25:32-1.47:265:01Full Moon31Wed
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 transitional phase. Tonight's moon is 76% 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 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 (76% illuminated). This places Point San Quentin, 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