Tides Today & Tomorrow in Bolinas, CA

TIDE TIMES for Wednesday, August 19, 2026
The tide is currently rising in Bolinas, CA.
Next low tide (tomorrow) : 1:23 am (0.8 ft)
Next high tide : in 2h 56m at 5:14 pm (4.2 ft)
Sunset today : 7:58 pm
Sunrise tomorrow : 6:29 am
Moon phase : First Quarter (47% illuminated)
Tide Station Location : Station #9414958
Common Questions About Tides

Bolinas, CA Tides - Jun 1932

DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
1Wed10:282.39:224.24:470.02:391.54:497:27Waning Crescent1Wed
2Thu11:232.39:454.35:31-0.23:101.74:497:27New Moon2Thu
3Fri12:152.36:11-0.43:481.94:497:28New Moon3Fri
4Sat1:032.46:49-0.54:362.04:487:29New Moon4Sat
5Sun1:482.57:26-0.65:282.14:487:29New Moon5Sun
6Mon2:292.68:01-0.66:222.04:487:30Waxing Crescent6Mon
7Tue12:014.43:092.78:37-0.57:172.04:487:30Waxing Crescent7Tue
8Wed12:494.33:472.89:13-0.48:152.04:477:31Waxing Crescent8Wed
9Thu1:414.14:273.09:49-0.39:221.94:477:31Waxing Crescent9Thu
10Fri2:393.75:073.210:25-0.110:421.74:477:32First Quarter10Fri
11Sat3:483.35:473.511:010.24:477:32First Quarter11Sat
12Sun5:092.96:283.912:091.511:37 AM0.44:477:33First Quarter12Sun
13Mon6:352.67:104.31:311.112:130.74:477:33Waxing Gibbous13Mon
14Tue7:562.37:524.62:440.612:501.04:477:34Waxing Gibbous14Tue
15Wed9:092.38:364.83:470.11:301.24:477:34Waxing Gibbous15Wed
16Thu10:162.39:204.94:45-0.42:161.54:477:34Waxing Gibbous16Thu
17Fri11:172.410:055.05:36-0.73:131.74:477:35Full Moon17Fri
18Sat12:132.56:24-0.94:221.84:477:35Full Moon18Sat
19Sun1:062.77:08-0.95:351.94:487:35Full Moon19Sun
20Mon1:563.07:49-0.96:421.94:487:36Waning Gibbous20Mon
21Tue12:264.42:433.28:29-0.77:441.94:487:36Waning Gibbous21Tue
22Wed1:164.13:293.49:06-0.58:471.94:487:36Waning Gibbous22Wed
23Thu2:093.74:143.69:42-0.29:551.84:487:36Waning Gibbous23Thu
24Fri3:103.34:583.710:160.111:101.74:497:36Third Quarter24Fri
25Sat4:202.95:413.910:490.54:497:36Third Quarter25Sat
26Sun5:372.56:224.012:291.411:22 AM0.84:497:37Third Quarter26Sun
27Mon6:572.37:004.21:421.111:54 AM1.14:507:37Third Quarter27Mon
28Tue8:142.27:364.22:460.712:291.54:507:37Waning Crescent28Tue
29Wed9:242.38:104.33:400.31:071.74:517:37Waning Crescent29Wed
30Thu10:252.48:424.44:280.01:502.04:517:37Waning Crescent30Thu
DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
Tidal Data Source: (9414958)

Common Questions About Bolinas, CA Tides

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

Slack tide in Bolinas, CA is approximately 9:18 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 Bolinas, CA?

Bolinas, CA is currently in a neap phase. Tonight's moon is 47% 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 Bolinas, 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 Bolinas, CA?

Tide predictions for Bolinas, 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 Bolinas, CA?

Tide data for Bolinas, CA is sourced from NOAA Station #9414958. View the official NOAA station page at https://tidesandcurrents.noaa.gov/stationhome.html?id=9414958.

What is the moon phase in Bolinas, CA tonight?

Tonight the moon over Bolinas, CA is First Quarter (47% illuminated). This places Bolinas, 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