38.4533’ N, 77.0533’ W

Port Tobacco River, MD

62°
H 63°
L 44°
E
5mph
High tide
3:15 pm

Tides Today & Tomorrow in Port Tobacco River, MD

TIDE TIMES for Saturday, October 24, 2026
The tide is currently rising in Port Tobacco River, MD.
Next low tide : 9:27 pm (0.2 ft)
Next high tide : in 21m at 3:15 pm (1.8 ft)
Sunset today : 6:18 pm
Sunrise tomorrow : 7:26 am
Moon phase : Full Moon (97% illuminated)
Tide Station Location : Station #8578769
Common Questions About Tides

Port Tobacco River, MD Tides - Apr 1999

DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
1Thu4:141.74:381.510:190.010:290.15:536:31Full Moon1Thu
2Fri4:531.75:191.511:000.011:040.15:516:31Full Moon2Fri
3Sat5:301.66:011.511:400.111:370.25:506:32Waning Gibbous3Sat
4Sun7:061.67:421.51:190.16:487:33Waning Gibbous4Sun
5Mon7:421.68:231.41:090.21:570.26:477:34Waning Gibbous5Mon
6Tue8:191.69:041.41:430.22:330.26:457:35Waning Gibbous6Tue
7Wed8:581.69:461.42:200.33:110.36:447:36Third Quarter7Wed
8Thu9:421.610:341.43:040.33:560.36:427:37Third Quarter8Thu
9Fri10:351.511:311.43:570.34:510.36:417:38Third Quarter9Fri
10Sat11:381.55:010.35:510.36:397:39Third Quarter10Sat
11Sun12:301.512:441.56:090.36:490.36:387:40Waning Crescent11Sun
12Mon1:241.51:441.67:150.37:450.26:367:41Waning Crescent12Mon
13Tue2:131.62:381.68:180.28:390.26:357:42Waning Crescent13Tue
14Wed3:011.73:301.79:160.19:300.16:337:43New Moon14Wed
15Thu3:481.84:201.710:100.010:180.16:327:44New Moon15Thu
16Fri4:351.95:091.711:010.011:060.16:307:45New Moon16Fri
17Sat5:221.96:001.711:540.011:560.16:297:46New Moon17Sat
18Sun6:111.96:531.712:480.06:287:47Waxing Crescent18Sun
19Mon7:021.97:491.612:480.11:420.06:267:48Waxing Crescent19Mon
20Tue7:581.88:481.61:430.12:370.16:257:48Waxing Crescent20Tue
21Wed8:561.89:481.62:390.23:320.16:237:49First Quarter21Wed
22Thu9:571.710:511.63:380.34:300.26:227:50First Quarter22Thu
23Fri11:031.611:551.64:410.35:290.26:217:51First Quarter23Fri
24Sat12:121.65:460.36:250.26:197:52Waxing Gibbous24Sat
25Sun12:561.61:151.66:470.37:190.26:187:53Waxing Gibbous25Sun
26Mon1:511.72:101.67:450.28:100.26:177:54Waxing Gibbous26Mon
27Tue2:401.73:011.68:390.28:570.26:167:55Waxing Gibbous27Tue
28Wed3:261.83:481.69:280.29:400.26:147:56Full Moon28Wed
29Thu4:081.84:321.610:130.210:190.26:137:57Full Moon29Thu
30Fri4:471.85:131.610:550.210:550.36:127:58Full Moon30Fri
DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
Tidal Data Source: (8578769)

Common Questions About Port Tobacco River, MD Tides

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Is this week a spring tide or neap tide in Port Tobacco River, MD?

Port Tobacco River, MD is currently in a spring phase. Tonight's moon is 97% 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 Port Tobacco River, 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 Port Tobacco River, MD?

Tide predictions for Port Tobacco River, 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 Port Tobacco River, MD?

Tide data for Port Tobacco River, MD is sourced from NOAA Station #8578769. View the official NOAA station page at https://tidesandcurrents.noaa.gov/stationhome.html?id=8578769.

What is the moon phase in Port Tobacco River, MD tonight?

Tonight the moon over Port Tobacco River, MD is Full Moon (97% illuminated). This places Port Tobacco River, 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