Tides Today & Tomorrow in Rock Hall, MD

TIDE TIMES for Friday, July 31, 2026
The tide is currently rising in Rock Hall, MD.
Next low tide : 3:35 pm (0.6 ft)
Next high tide : in 2h 10m at 8:37 am (1.8 ft)
Sunset today : 8:18 pm
Sunrise tomorrow : 6:04 am
Moon phase : Waning Gibbous (96% illuminated)
Tide Station Location : Station #8573211
Common Questions About Tides

Rock Hall, MD Tides - May 2085

DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
1Tue12:531.11:061.36:410.67:570.56:057:58First Quarter1Tue
2Wed1:461.21:551.27:410.68:400.56:047:59First Quarter2Wed
3Thu2:391.22:451.28:500.79:220.56:038:00First Quarter3Thu
4Fri3:311.33:361.110:010.710:010.56:018:01Waxing Gibbous4Fri
5Sat4:201.44:251.111:000.610:350.56:008:02Waxing Gibbous5Sat
6Sun5:031.55:091.111:520.611:060.45:598:03Waxing Gibbous6Sun
7Mon5:431.65:511.012:420.55:588:04Waxing Gibbous7Mon
8Tue6:231.76:351.01:340.55:578:05Full Moon8Tue
9Wed7:051.87:201.012:100.32:230.45:568:06Full Moon9Wed
10Thu7:491.98:071.112:510.33:100.45:558:07Full Moon10Thu
11Fri8:331.98:541.11:400.33:560.45:548:08Waning Gibbous11Fri
12Sat9:181.99:421.12:340.34:430.45:538:09Waning Gibbous12Sat
13Sun10:061.810:351.23:280.35:330.45:528:10Waning Gibbous13Sun
14Mon11:001.711:381.24:300.46:220.45:518:11Waning Gibbous14Mon
15Tue12:001.65:440.47:090.45:508:12Third Quarter15Tue
16Wed12:431.31:001.57:000.57:550.45:508:12Third Quarter16Wed
17Thu1:451.41:571.48:140.58:420.45:498:13Third Quarter17Thu
18Fri2:451.62:541.39:320.59:300.45:488:14Waning Crescent18Fri
19Sat3:461.73:531.210:420.510:170.35:478:15Waning Crescent19Sat
20Sun4:431.84:491.211:420.511:010.35:478:16Waning Crescent20Sun
21Mon5:341.95:401.112:390.45:468:17Waning Crescent21Mon
22Tue6:231.96:301.11:330.45:458:18New Moon22Tue
23Wed7:111.97:211.112:260.32:230.45:458:18New Moon23Wed
24Thu7:581.98:111.21:130.33:080.55:448:19New Moon24Thu
25Fri8:411.88:591.22:020.43:500.55:438:20Waxing Crescent25Fri
26Sat9:221.79:451.22:490.54:310.55:438:21Waxing Crescent26Sat
27Sun10:011.710:331.23:320.55:130.55:428:22Waxing Crescent27Sun
28Mon10:421.611:271.24:150.65:540.55:428:22Waxing Crescent28Mon
29Tue11:271.55:060.76:320.55:418:23First Quarter29Tue
30Wed12:231.312:141.46:060.87:060.55:418:24First Quarter30Wed
31Thu1:141.312:591.37:080.87:380.55:408:25First Quarter31Thu
DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
Tidal Data Source: (8573211)

Common Questions About Rock Hall, MD Tides

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What time does the tide turn (slack tide) in Rock Hall, MD today?

Slack tide in Rock Hall, MD is approximately 12:06 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 Rock Hall, MD?

Rock Hall, MD is currently in a spring phase. Tonight's moon is 96% 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 Rock Hall, MD 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 Rock Hall, MD?

Tide predictions for Rock Hall, MD 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 Rock Hall, MD?

Tide data for Rock Hall, MD is sourced from NOAA Station #8573211. View the official NOAA station page at https://tidesandcurrents.noaa.gov/stationhome.html?id=8573211.

What is the moon phase in Rock Hall, MD tonight?

Tonight the moon over Rock Hall, MD is Waning Gibbous (96% illuminated). This places Rock Hall, MD 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