38.1833’ N, 121.6550’ W

Hidden Harbor, Steamboat Slough, CA

61°
H -°
L 56°
WSW
15mph
Low tide
1:22 am

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

TIDE TIMES for Monday, August 31, 2026
The tide is currently falling in Hidden Harbor, Steamboat Slough, CA.
Next low tide : in 23m at 1:22 am (0.6 ft)
Next high tide : 6:47 am (3.4 ft)
Sunset today : 7:37 pm
Sunrise tomorrow : 6:35 am
Moon phase : Waning Gibbous (86% illuminated)
Tide Station Location : Station #9415414
Common Questions About Tides

Hidden Harbor, Steamboat Slough, CA Tides - Jan 1910

DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
1Sat9:073.37:463.02:410.03:061.17:234:57Third Quarter1Sat
2Sun9:493.39:012.73:150.14:130.97:234:57Third Quarter2Sun
3Mon10:293.310:252.43:500.35:230.77:234:58Third Quarter3Mon
4Tue11:063.411:442.44:290.56:290.57:234:59Third Quarter4Tue
5Wed11:393.65:120.77:290.37:235:00Waning Crescent5Wed
6Thu12:552.512:093.75:581.08:220.17:235:01Waning Crescent6Thu
7Fri1:572.612:373.96:461.29:110.07:235:02Waning Crescent7Fri
8Sat2:532.81:084.17:341.49:56-0.17:235:03Waning Crescent8Sat
9Sun3:433.01:454.38:241.610:37-0.17:235:04New Moon9Sun
10Mon4:303.12:254.49:141.611:16-0.27:235:05New Moon10Mon
11Tue5:123.23:104.510:041.611:52-0.27:235:06New Moon11Tue
12Wed5:523.23:574.410:541.57:235:07New Moon12Wed
13Thu6:293.24:464.312:25-0.311:44 AM1.37:225:08Waxing Crescent13Thu
14Fri7:043.25:384.112:58-0.312:351.17:225:09Waxing Crescent14Fri
15Sat7:393.36:353.71:31-0.21:301.07:225:10Waxing Crescent15Sat
16Sun8:153.47:403.32:06-0.12:330.87:215:11First Quarter16Sun
17Mon8:553.58:592.92:460.03:470.77:215:12First Quarter17Mon
18Tue9:393.710:322.73:310.35:100.57:215:13First Quarter18Tue
19Wed10:273.94:220.66:290.37:205:14First Quarter19Wed
20Thu12:002.711:18 AM4.15:190.97:390.17:205:15Waxing Gibbous20Thu
21Fri1:162.812:104.26:221.28:410.07:195:16Waxing Gibbous21Fri
22Sat2:213.01:024.47:261.49:35-0.27:195:17Waxing Gibbous22Sat
23Sun3:183.21:514.48:291.510:24-0.27:185:18Full Moon23Sun
24Mon4:093.42:394.49:271.511:08-0.27:175:19Full Moon24Mon
25Tue4:563.53:254.310:221.411:47-0.27:175:20Full Moon25Tue
26Wed5:393.54:094.111:131.47:165:22Full Moon26Wed
27Thu6:193.54:533.912:22-0.112:011.27:155:23Waning Gibbous27Thu
28Fri6:553.45:383.612:52-0.112:481.17:155:24Waning Gibbous28Fri
29Sat7:283.36:273.31:170.01:351.07:145:25Waning Gibbous29Sat
30Sun7:583.37:222.91:400.12:270.97:135:26Waning Gibbous30Sun
31Mon8:263.38:312.62:050.33:270.87:125:27Third 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 86% 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 Waning Gibbous (86% 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