Tides Today & Tomorrow in Elkhorn Slough RR Bridge, CA

TIDE TIMES for Tuesday, July 21, 2026
The tide is currently falling in Elkhorn Slough RR Bridge, CA.
Next low tide (tomorrow) : in 5h 48m at 1:04 am (1.2 ft)
Next high tide (tomorrow) : 7:24 am (3.0 ft)
Sunset today : 8:22 pm
Sunrise tomorrow : 6:04 am
Moon phase : First Quarter (53% illuminated)
Tide Station Location : Station #9413663
Common Questions About Tides

Elkhorn Slough RR Bridge, CA Tides - Jun 2077

DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
1Tue8:223.68:415.22:371.81:401.55:498:21Waxing Gibbous1Tue
2Wed9:233.69:085.53:191.22:201.75:488:21Waxing Gibbous2Wed
3Thu10:183.79:365.73:560.63:001.95:488:22Waxing Gibbous3Thu
4Fri11:083.710:066.04:310.03:392.15:488:23Full Moon4Fri
5Sat11:563.810:376.15:07-0.44:192.35:478:23Full Moon5Sat
6Sun12:443.85:46-0.74:582.55:478:24Full Moon6Sun
7Mon1:343.86:26-0.95:392.75:478:24Full Moon7Mon
8Tue2:243.87:10-1.06:242.95:478:25Waning Gibbous8Tue
9Wed12:266.23:153.97:57-1.07:173.05:478:25Waning Gibbous9Wed
10Thu1:135.94:074.08:45-0.98:193.05:478:26Waning Gibbous10Thu
11Fri2:075.65:004.29:34-0.69:302.95:478:26Waning Gibbous11Fri
12Sat3:115.15:494.610:24-0.310:492.65:478:27Third Quarter12Sat
13Sun4:324.56:325.011:150.15:478:27Third Quarter13Sun
14Mon6:044.17:145.512:142.112:050.65:478:27Third Quarter14Mon
15Tue7:293.87:545.91:331.312:541.05:478:28Waning Crescent15Tue
16Wed8:503.78:356.32:420.51:431.55:478:28Waning Crescent16Wed
17Thu10:033.79:166.63:40-0.22:321.85:478:28Waning Crescent17Thu
18Fri11:073.89:586.74:30-0.73:202.15:478:29New Moon18Fri
19Sat12:043.95:15-1.04:072.35:488:29New Moon19Sat
20Sun12:593.95:57-1.14:522.55:488:29New Moon20Sun
21Mon1:503.96:39-1.15:362.75:488:29New Moon21Mon
22Tue12:006.32:383.97:20-0.96:222.85:488:30Waxing Crescent22Tue
23Wed12:415.93:243.97:59-0.67:113.05:498:30Waxing Crescent23Wed
24Thu1:215.54:104.08:38-0.38:063.05:498:30Waxing Crescent24Thu
25Fri2:035.04:554.19:160.19:063.05:498:30Waxing Crescent25Fri
26Sat2:494.55:354.29:540.410:132.95:508:30First Quarter26Sat
27Sun3:464.06:094.410:330.811:302.65:508:30First Quarter27Sun
28Mon5:053.56:404.711:141.25:508:30First Quarter28Mon
29Tue6:323.37:125.012:472.111:57 AM1.55:518:30First Quarter29Tue
30Wed7:523.27:445.31:511.612:411.85:518:30Waxing Gibbous30Wed
DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
Tidal Data Source: (9413663)

Common Questions About Elkhorn Slough RR Bridge, CA Tides

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What time does the tide turn (slack tide) in Elkhorn Slough RR Bridge, CA today?

Slack tide in Elkhorn Slough RR Bridge, CA is approximately 4:14 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 Elkhorn Slough RR Bridge, CA?

Elkhorn Slough RR Bridge, CA is currently in a neap phase. Tonight's moon is 53% 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 Elkhorn Slough RR Bridge, 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 Elkhorn Slough RR Bridge, CA?

Tide predictions for Elkhorn Slough RR Bridge, 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 Elkhorn Slough RR Bridge, CA?

Tide data for Elkhorn Slough RR Bridge, CA is sourced from NOAA Station #9413663. View the official NOAA station page at https://tidesandcurrents.noaa.gov/stationhome.html?id=9413663.

What is the moon phase in Elkhorn Slough RR Bridge, CA tonight?

Tonight the moon over Elkhorn Slough RR Bridge, CA is First Quarter (53% illuminated). This places Elkhorn Slough RR Bridge, 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