38.1833’ N, 121.6550’ W

Hidden Harbor, Steamboat Slough, CA

71°
H 70°
L 50°
SW
5mph
High tide
7:14 pm

Tides Today & Tomorrow in Hidden Harbor, Steamboat Slough, CA

TIDE TIMES for Friday, October 30, 2026
The tide is currently rising in Hidden Harbor, Steamboat Slough, CA.
Next low tide (tomorrow) : 4:06 am (0.0 ft)
Next high tide : in 3h 55m at 7:14 pm (4.2 ft)
Sunset today : 6:09 pm
Sunrise tomorrow : 7:30 am
Moon phase : Waning Gibbous (73% illuminated)
Tide Station Location : Station #9415414
Common Questions About Tides

Hidden Harbor, Steamboat Slough, CA Tides - Sep 1802

DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
1Wed6:143.16:013.912:550.712:240.65:426:44Waxing Crescent1Wed
2Thu7:102.96:324.01:350.612:590.85:436:42Waxing Crescent2Thu
3Fri8:242.77:114.12:260.61:401.15:446:41First Quarter3Fri
4Sat9:532.67:594.13:380.62:291.35:456:39First Quarter4Sat
5Sun11:182.68:584.15:090.63:311.55:466:38First Quarter5Sun
6Mon12:272.86:260.44:461.65:466:36First Quarter6Mon
7Tue1:233.07:280.26:071.55:476:35Waxing Gibbous7Tue
8Wed2:093.18:190.07:201.45:486:33Waxing Gibbous8Wed
9Thu12:454.22:493.39:03-0.18:241.15:496:32Waxing Gibbous9Thu
10Fri1:504.23:253.49:43-0.19:220.85:506:30Full Moon10Fri
11Sat2:484.23:593.610:20-0.110:180.65:516:29Full Moon11Sat
12Sun3:444.14:313.810:550.011:130.45:526:27Full Moon12Sun
13Mon4:393.95:034.011:290.25:536:26Waning Gibbous13Mon
14Tue5:373.65:354.112:080.312:030.55:536:24Waning Gibbous14Tue
15Wed6:383.46:094.21:040.212:390.75:546:22Waning Gibbous15Wed
16Thu7:463.16:484.22:040.21:201.05:556:21Waning Gibbous16Thu
17Fri9:003.07:334.03:100.32:101.25:566:19Third Quarter17Fri
18Sat10:153.08:303.84:210.33:121.45:576:18Third Quarter18Sat
19Sun11:243.09:453.65:330.34:291.55:586:16Third Quarter19Sun
20Mon12:253.26:360.25:461.55:596:15Waning Crescent20Mon
21Tue1:163.37:300.16:541.36:006:13Waning Crescent21Tue
22Wed12:173.52:003.48:150.07:511.16:006:11Waning Crescent22Wed
23Thu1:123.52:393.48:530.08:410.96:016:10Waning Crescent23Thu
24Fri1:593.53:123.59:250.19:260.76:026:08Waning Crescent24Fri
25Sat2:423.43:393.59:510.210:080.66:036:07New Moon25Sat
26Sun3:233.33:583.510:100.410:480.56:046:05New Moon26Sun
27Mon4:043.24:093.610:270.511:250.46:056:04New Moon27Mon
28Tue4:463.14:203.810:470.76:066:02New Moon28Tue
29Wed5:313.04:404.012:000.411:14 AM0.86:076:00Waxing Crescent29Wed
30Thu6:232.95:104.212:350.311:48 AM1.06:085:59Waxing Crescent30Thu
DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
Tidal Data Source: (9415414)

Common Questions About Hidden Harbor, Steamboat Slough, CA Tides

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Is this week a spring tide or neap tide in Hidden Harbor, Steamboat Slough, CA?

Hidden Harbor, Steamboat Slough, CA is currently in a transitional phase. Tonight's moon is 73% 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 Hidden Harbor, Steamboat Slough, 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 Hidden Harbor, Steamboat Slough, CA?

Tide predictions for Hidden Harbor, Steamboat Slough, 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 Hidden Harbor, Steamboat Slough, CA?

Tide data for Hidden Harbor, Steamboat Slough, CA is sourced from NOAA Station #9415414. View the official NOAA station page at https://tidesandcurrents.noaa.gov/stationhome.html?id=9415414.

What is the moon phase in Hidden Harbor, Steamboat Slough, CA tonight?

Tonight the moon over Hidden Harbor, Steamboat Slough, CA is Waning Gibbous (73% illuminated). This places Hidden Harbor, Steamboat Slough, 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