38.1833’ N, 121.6550’ W

Hidden Harbor, Steamboat Slough, CA

58°
H -°
L 55°
SW
12mph
Low tide
9:12 am

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

TIDE TIMES for Tuesday, September 22, 2026
The tide is currently falling in Hidden Harbor, Steamboat Slough, CA.
Next low tide : in 7h 15m at 9:12 am (0.1 ft)
Next high tide : 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 - Apr 1866

DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
1Sun4:363.75:223.211:590.211:220.75:586:36Full Moon1Sun
2Mon4:513.76:073.012:350.25:566:37Waning Gibbous2Mon
3Tue5:103.76:562.91:110.25:556:38Waning Gibbous3Tue
4Wed5:383.77:512.812:240.91:490.25:536:39Waning Gibbous4Wed
5Thu6:153.78:522.71:051.02:320.25:526:40Waning Gibbous5Thu
6Fri6:593.69:572.71:541.13:280.35:506:41Third Quarter6Fri
7Sat7:523.410:592.82:531.24:340.25:496:42Third Quarter7Sat
8Sun8:563.211:532.94:031.25:380.25:476:43Third Quarter8Sun
9Mon10:153.15:191.16:330.15:466:44Third Quarter9Mon
10Tue12:403.111:38 AM3.26:300.97:200.15:446:45Waning Crescent10Tue
11Wed1:203.312:493.37:320.78:030.15:436:45Waning Crescent11Wed
12Thu1:553.51:503.48:270.58:420.25:416:46Waning Crescent12Thu
13Fri2:273.72:463.59:190.39:210.35:406:47New Moon13Fri
14Sat2:593.93:413.510:100.110:010.45:396:48New Moon14Sat
15Sun3:314.14:373.511:01-0.110:430.65:376:49New Moon15Sun
16Mon4:074.35:343.411:53-0.211:280.75:366:50New Moon16Mon
17Tue4:464.36:343.312:46-0.25:346:51Waxing Crescent17Tue
18Wed5:304.37:383.212:170.81:42-0.25:336:52Waxing Crescent18Wed
19Thu6:194.18:443.21:121.02:42-0.15:326:53Waxing Crescent19Thu
20Fri7:153.89:503.22:141.03:45-0.15:306:54First Quarter20Fri
21Sat8:263.510:533.33:271.14:500.05:296:55First Quarter21Sat
22Sun9:513.211:503.44:441.05:500.05:276:56First Quarter22Sun
23Mon11:143.15:580.86:440.05:266:57First Quarter23Mon
24Tue12:413.512:243.07:040.67:320.15:256:58Waxing Gibbous24Tue
25Wed1:263.71:223.08:010.48:130.25:246:58Waxing Gibbous25Wed
26Thu2:053.72:143.18:530.28:500.35:226:59Waxing Gibbous26Thu
27Fri2:393.83:023.19:400.19:210.55:217:00Full Moon27Fri
28Sat3:073.83:483.010:240.09:500.75:207:01Full Moon28Sat
29Sun3:293.84:333.011:050.010:160.95:197:02Full Moon29Sun
30Mon3:443.85:183.011:430.010:451.05:177:03Full Moon30Mon
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