Tides Today & Tomorrow in False River, CA

TIDE TIMES for Friday, August 21, 2026
The tide is currently rising in False River, CA.
Next low tide (tomorrow) : 8:24 am (0.2 ft)
Next high tide : in 4h 52m at 11:48 pm (3.1 ft)
Sunset today : 7:52 pm
Sunrise tomorrow : 6:27 am
Moon phase : First Quarter (66% illuminated)
Tide Station Location : Station #9415145
Common Questions About Tides

False River, CA Tides - Dec 1932

DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
1Thu7:552.76:013.41:29-0.312:401.47:044:47Waxing Crescent1Thu
2Fri8:492.77:033.12:20-0.31:471.37:054:47Waxing Crescent2Fri
3Sat9:422.78:172.73:09-0.22:591.27:064:47First Quarter3Sat
4Sun10:322.79:412.43:58-0.14:141.07:074:47First Quarter4Sun
5Mon11:192.811:052.24:440.05:280.77:074:47First Quarter5Mon
6Tue12:022.95:280.26:350.47:084:46First Quarter6Tue
7Wed12:192.112:413.06:100.47:360.27:094:46Waxing Gibbous7Wed
8Thu1:252.11:143.16:490.78:290.07:104:47Waxing Gibbous8Thu
9Fri2:252.21:423.27:260.99:18-0.17:114:47Waxing Gibbous9Fri
10Sat3:212.32:053.38:031.210:04-0.17:124:47Waxing Gibbous10Sat
11Sun4:132.42:273.48:411.410:46-0.17:124:47Full Moon11Sun
12Mon5:032.52:543.49:221.611:24-0.17:134:47Full Moon12Mon
13Tue5:492.53:273.510:061.611:59-0.17:144:47Full Moon13Tue
14Wed6:342.64:063.510:521.67:154:47Full Moon14Wed
15Thu7:152.54:493.412:31-0.111:38 AM1.67:154:48Waning Gibbous15Thu
16Fri7:532.55:363.312:59-0.212:261.47:164:48Waning Gibbous16Fri
17Sat8:302.56:273.11:27-0.21:171.37:174:48Waning Gibbous17Sat
18Sun9:042.57:242.81:58-0.22:131.17:174:49Waning Gibbous18Sun
19Mon9:382.58:302.52:34-0.23:171.07:184:49Third Quarter19Mon
20Tue10:122.79:502.33:150.04:290.87:184:50Third Quarter20Tue
21Wed10:472.911:202.14:000.25:440.57:194:50Third Quarter21Wed
22Thu11:253.14:480.56:550.37:194:51Waning Crescent22Thu
23Fri12:452.212:063.45:390.87:590.07:204:51Waning Crescent23Fri
24Sat1:592.312:503.76:331.08:59-0.27:204:52Waning Crescent24Sat
25Sun3:042.41:373.87:291.39:55-0.37:214:52Waning Crescent25Sun
26Mon4:042.62:253.98:291.410:47-0.47:214:53New Moon26Mon
27Tue4:592.73:163.99:311.511:36-0.47:214:54New Moon27Tue
28Wed5:512.84:083.810:331.57:224:54New Moon28Wed
29Thu6:392.85:013.612:22-0.411:34 AM1.47:224:55Waxing Crescent29Thu
30Fri7:262.85:563.31:05-0.312:331.27:224:56Waxing Crescent30Fri
31Sat8:112.86:453.21:45-0.31:331.17:224:56Waxing Crescent31Sat
DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
Tidal Data Source: (9415145)

Common Questions About False River, CA Tides

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

Slack tide in False River, CA is approximately 4:06 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 False River, CA?

False River, CA is currently in a transitional phase. Tonight's moon is 66% 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 False River, 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 False River, CA?

Tide predictions for False River, 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 False River, CA?

Tide data for False River, CA is sourced from NOAA Station #9415145. View the official NOAA station page at https://tidesandcurrents.noaa.gov/stationhome.html?id=9415145.

What is the moon phase in False River, CA tonight?

Tonight the moon over False River, CA is First Quarter (66% illuminated). This places False River, 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