38.4533’ N, 77.0533’ W

Port Tobacco River, MD

80°
H 91°
L 75°
NNE
3mph
Low tide
1:48 pm

Tides Today & Tomorrow in Port Tobacco River, MD

TIDE TIMES for Wednesday, September 2, 2026
The tide is currently falling in Port Tobacco River, MD.
Next low tide : in 5h 05m at 1:48 pm (0.3 ft)
Next high tide : 8:22 pm (1.9 ft)
Sunset today : 7:36 pm
Sunrise tomorrow : 6:38 am
Moon phase : Third Quarter (68% illuminated)
Tide Station Location : Station #8578769
Common Questions About Tides

Port Tobacco River, MD Tides - Apr 1980

DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
1Tue4:301.64:521.510:300.110:340.15:526:31Full Moon1Tue
2Wed5:011.65:271.511:080.111:060.25:506:32Waning Gibbous2Wed
3Thu5:301.66:021.511:460.111:390.25:496:33Waning Gibbous3Thu
4Fri6:021.66:381.512:240.25:476:34Waning Gibbous4Fri
5Sat6:391.77:181.512:150.21:020.25:466:35Waning Gibbous5Sat
6Sun7:221.78:021.512:550.21:430.25:446:36Third Quarter6Sun
7Mon8:101.78:531.51:400.22:300.25:436:37Third Quarter7Mon
8Tue9:041.69:521.52:330.33:280.35:416:38Third Quarter8Tue
9Wed10:081.610:591.53:380.34:340.35:406:39Third Quarter9Wed
10Thu11:201.64:540.35:390.25:386:40Waning Crescent10Thu
11Fri12:031.612:281.76:050.26:400.25:376:41Waning Crescent11Fri
12Sat1:011.71:281.77:120.17:370.15:356:41Waning Crescent12Sat
13Sun1:551.82:251.78:130.08:310.15:346:42New Moon13Sun
14Mon2:471.93:191.89:09-0.19:210.05:326:43New Moon14Mon
15Tue3:371.94:111.710:02-0.110:100.05:316:44New Moon15Tue
16Wed4:261.95:031.710:55-0.111:000.15:306:45New Moon16Wed
17Thu5:161.95:561.711:480.011:500.15:286:46Waxing Crescent17Thu
18Fri6:071.96:521.612:410.05:276:47Waxing Crescent18Fri
19Sat7:011.87:491.612:420.21:330.15:256:48Waxing Crescent19Sat
20Sun7:561.78:451.61:330.22:250.25:246:49First Quarter20Sun
21Mon8:521.69:431.52:270.33:180.25:236:50First Quarter21Mon
22Tue9:521.610:431.53:240.44:120.35:216:51First Quarter22Tue
23Wed10:561.511:411.64:240.45:050.35:206:52First Quarter23Wed
24Thu11:561.55:220.45:550.35:196:53Waxing Gibbous24Thu
25Fri12:341.612:511.56:180.36:430.35:176:54Waxing Gibbous25Fri
26Sat1:221.71:401.67:100.37:280.35:166:55Waxing Gibbous26Sat
27Sun3:061.73:261.68:590.39:110.36:157:56Waxing Gibbous27Sun
28Mon3:471.84:081.69:440.29:490.36:147:57Full Moon28Mon
29Tue4:231.84:481.610:260.210:260.36:127:58Full Moon29Tue
30Wed4:571.85:241.611:060.211:000.36:117:59Full Moon30Wed
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 transitional phase. Tonight's moon is 68% 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 shifting between spring and neap.

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 Third Quarter (68% illuminated). This places Port Tobacco River, MD in a transitional tide cycle, so tidal ranges are shifting between spring and neap 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