38.1833’ N, 121.6550’ W

Hidden Harbor, Steamboat Slough, CA

68°
H 82°
L 54°
WSW
10mph
High tide
3:02 pm

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

TIDE TIMES for Tuesday, September 22, 2026
The tide is currently rising in Hidden Harbor, Steamboat Slough, CA.
Next low tide : 8:46 pm (1.1 ft)
Next high tide : in 3h 22m at 3:02 pm (3.2 ft)
Sunset today : 7:03 pm
Sunrise tomorrow : 6:54 am
Moon phase : Waxing Gibbous (84% illuminated)
Tide Station Location : Station #9415414
Common Questions About Tides

Hidden Harbor, Steamboat Slough, CA Tides - Jul 1865

DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
1Sat10:252.610:523.65:200.84:150.64:537:40First Quarter1Sat
2Sun11:402.511:303.86:250.65:020.84:547:40First Quarter2Sun
3Mon12:482.67:240.45:531.04:547:40Waxing Gibbous3Mon
4Tue12:053.91:482.88:170.26:441.24:557:40Waxing Gibbous4Tue
5Wed12:394.12:412.99:050.17:351.34:567:39Waxing Gibbous5Wed
6Thu1:144.23:303.19:490.08:261.44:567:39Waxing Gibbous6Thu
7Fri1:524.34:153.210:300.09:171.44:577:39Full Moon7Fri
8Sat2:344.44:573.311:08-0.110:081.44:577:39Full Moon8Sat
9Sun3:184.55:363.411:43-0.111:001.34:587:38Full Moon9Sun
10Mon4:054.46:133.512:16-0.14:597:38Waning Gibbous10Mon
11Tue4:554.36:503.612:49-0.14:597:38Waning Gibbous11Tue
12Wed5:484.07:283.712:471.11:24-0.15:007:37Waning Gibbous12Wed
13Thu6:473.78:093.81:450.92:020.15:017:37Waning Gibbous13Thu
14Fri7:563.38:543.92:510.82:460.25:017:36Third Quarter14Fri
15Sat9:183.09:444.14:060.73:350.55:027:36Third Quarter15Sat
16Sun10:452.910:384.25:240.64:320.75:037:35Third Quarter16Sun
17Mon12:042.96:380.45:340.95:037:35Waning Crescent17Mon
18Tue1:133.07:430.26:371.15:047:34Waning Crescent18Tue
19Wed12:274.42:143.28:410.17:401.25:057:33Waning Crescent19Wed
20Thu1:184.53:093.49:320.08:391.35:067:33Waning Crescent20Thu
21Fri2:064.53:593.510:19-0.19:341.35:077:32New Moon21Fri
22Sat2:514.44:453.611:02-0.110:271.35:077:31New Moon22Sat
23Sun3:344.35:273.611:390.011:171.25:087:31New Moon23Sun
24Mon4:164.16:073.612:120.15:097:30Waxing Crescent24Mon
25Tue4:593.96:433.612:041.212:410.15:107:29Waxing Crescent25Tue
26Wed5:433.77:153.612:511.11:050.25:117:28Waxing Crescent26Wed
27Thu6:323.47:453.61:381.01:290.35:117:27Waxing Crescent27Thu
28Fri7:273.18:153.62:300.91:580.55:127:26First Quarter28Fri
29Sat8:352.88:463.63:290.92:340.65:137:26First Quarter29Sat
30Sun9:532.79:243.74:360.83:190.85:147:25First Quarter30Sun
31Mon11:112.610:093.85:440.74:111.05:157:24First Quarter31Mon
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 spring phase. Tonight's moon is 84% 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 maximum.

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 Waxing Gibbous (84% illuminated). This places Hidden Harbor, Steamboat Slough, CA in a spring tide cycle, so tidal ranges are near their weekly maximum 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