Tides Today & Tomorrow in Galveston Pier 21, TX

TIDE TIMES for Saturday, June 27, 2026
The tide is currently rising in Galveston Pier 21, TX.
Next low tide : 9:26 pm (-0.4 ft)
Next high tide : in 1h 03m at 6:24 am (1.5 ft)
Sunset today : 8:22 pm
Sunrise tomorrow : 6:22 am
Moon phase : Waxing Gibbous (95% illuminated)
Tide Station Location : Station #8771450
Common Questions About Tides

Galveston Pier 21, TX Tides - Nov 2011

DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
1Tue3:290.37:326:33First Quarter1Tue
2Wed12:051.74:350.57:326:32First Quarter2Wed
3Thu12:451.65:420.77:336:31First Quarter3Thu
4Fri1:141.612:351.38:171.26:510.97:346:31Waxing Gibbous4Fri
5Sat1:371.52:071.48:301.07:561.07:356:30Waxing Gibbous5Sat
6Sun1:561.52:231.57:480.87:541.26:355:29Waxing Gibbous6Sun
7Mon1:091.53:241.68:080.68:411.36:365:29Waxing Gibbous7Mon
8Tue1:111.54:121.68:290.49:201.46:375:28Waxing Gibbous8Tue
9Wed12:591.54:541.78:540.39:521.56:385:27Full Moon9Wed
10Thu12:521.55:331.79:210.210:201.56:385:27Full Moon10Thu
11Fri1:021.66:121.79:510.110:461.66:395:26Full Moon11Fri
12Sat1:131.66:561.710:240.16:405:26Full Moon12Sat
13Sun7:471.711:000.16:415:25Waning Gibbous13Sun
14Mon8:471.711:390.16:425:25Waning Gibbous14Mon
15Tue9:471.612:220.16:425:24Waning Gibbous15Tue
16Wed10:281.61:090.26:435:24Waning Gibbous16Wed
17Thu10:541.51:590.36:445:23Third Quarter17Thu
18Fri11:131.52:550.56:455:23Third Quarter18Fri
19Sat10:071.111:281.45:591.03:590.76:465:22Third Quarter19Sat
20Sun12:161.26:100.75:210.96:475:22Waning Crescent20Sun
21Mon1:431.46:380.46:551.16:475:22Waning Crescent21Mon
22Tue2:531.67:150.18:151.36:485:21Waning Crescent22Tue
23Wed12:061.43:531.77:56-0.29:141.46:495:21New Moon23Wed
24Thu12:251.54:461.88:40-0.49:561.56:505:21New Moon24Thu
25Fri12:541.55:371.89:27-0.510:211.56:515:21New Moon25Fri
26Sat1:331.66:281.710:16-0.510:401.56:515:21New Moon26Sat
27Sun2:201.67:201.611:07-0.411:141.56:525:20Waxing Crescent27Sun
28Mon3:081.58:151.512:00-0.36:535:20Waxing Crescent28Mon
29Tue3:521.49:081.41:331.412:54-0.16:545:20Waxing Crescent29Tue
30Wed9:531.31:480.16:555:20First Quarter30Wed
DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
Tidal Data Source: (8771450)

Common Questions About Galveston Pier 21, TX Tides

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What time does the tide turn (slack tide) in Galveston Pier 21, TX today?

Slack tide in Galveston Pier 21, TX is approximately 1:55 pm — 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 Galveston Pier 21, TX?

Galveston Pier 21, TX is currently in a spring phase. Tonight's moon is 95% 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 Galveston Pier 21, TX 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 Galveston Pier 21, TX?

Tide predictions for Galveston Pier 21, TX 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 Galveston Pier 21, TX?

Tide data for Galveston Pier 21, TX is sourced from NOAA Station #8771450. View the official NOAA station page at https://tidesandcurrents.noaa.gov/stationhome.html?id=8771450.

What is the moon phase in Galveston Pier 21, TX tonight?

Tonight the moon over Galveston Pier 21, TX is Waxing Gibbous (95% illuminated). This places Galveston Pier 21, TX 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