38.4533’ N, 77.0533’ W

Port Tobacco River, MD

73°
H -°
L 72°
WNW
4mph
Low tide
5:12 am

Tides Today & Tomorrow in Port Tobacco River, MD

TIDE TIMES for Saturday, September 5, 2026
The tide is currently falling in Port Tobacco River, MD.
Next low tide : in 2h 43m at 5:12 am (0.5 ft)
Next high tide : 11:10 am (1.5 ft)
Sunset today : 7:32 pm
Sunrise tomorrow : 6:41 am
Moon phase : Third Quarter (35% illuminated)
Tide Station Location : Station #8578769
Common Questions About Tides

Port Tobacco River, MD Tides - May 2079

DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
1Mon4:152.04:521.710:450.110:360.26:108:00New Moon1Mon
2Tue5:022.05:411.611:380.111:260.26:098:01New Moon2Tue
3Wed5:502.06:341.612:320.16:088:01Waxing Crescent3Wed
4Thu6:411.97:311.612:200.21:270.26:078:02Waxing Crescent4Thu
5Fri7:371.98:321.61:190.32:220.26:068:03Waxing Crescent5Fri
6Sat8:371.89:341.62:190.33:170.26:048:04First Quarter6Sat
7Sun9:401.710:371.63:210.44:140.36:038:05First Quarter7Sun
8Mon10:481.611:421.64:260.45:110.36:028:06First Quarter8Mon
9Tue11:591.65:320.46:060.36:018:07First Quarter9Tue
10Wed12:431.71:031.66:340.36:590.36:008:08Waxing Gibbous10Wed
11Thu1:371.71:591.67:320.37:490.35:598:09Waxing Gibbous11Thu
12Fri2:261.82:491.68:260.38:360.35:588:10Waxing Gibbous12Fri
13Sat3:111.83:361.69:160.29:190.35:588:11Waxing Gibbous13Sat
14Sun3:531.84:201.610:020.29:580.35:578:12Full Moon14Sun
15Mon4:321.95:021.610:450.210:340.35:568:13Full Moon15Mon
16Tue5:091.85:421.511:250.311:080.45:558:13Full Moon16Tue
17Wed5:431.86:221.512:050.35:548:14Full Moon17Wed
18Thu6:171.87:031.512:430.35:538:15Waning Gibbous18Thu
19Fri6:521.87:431.512:190.41:200.35:538:16Waning Gibbous19Fri
20Sat7:301.78:221.512:590.51:560.45:528:17Waning Gibbous20Sat
21Sun8:121.79:011.51:420.52:310.45:518:18Waning Gibbous21Sun
22Mon8:581.79:431.52:280.53:080.45:518:19Third Quarter22Mon
23Tue9:491.610:301.63:190.53:510.45:508:19Third Quarter23Tue
24Wed10:461.611:251.64:160.54:400.45:498:20Third Quarter24Wed
25Thu11:511.65:210.45:340.45:498:21Third Quarter25Thu
26Fri12:221.712:541.66:270.46:290.35:488:22Waning Crescent26Fri
27Sat1:171.81:511.67:320.37:240.35:488:22Waning Crescent27Sat
28Sun2:081.92:451.68:350.38:210.35:478:23Waning Crescent28Sun
29Mon2:592.03:381.69:340.29:180.25:478:24New Moon29Mon
30Tue3:502.04:311.610:290.210:140.25:468:25New Moon30Tue
31Wed4:412.05:241.611:230.211:100.25:468:25New Moon31Wed
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 35% 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 (35% 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