Tides Today & Tomorrow in St. Marys, St. Marys River, GA

TIDE TIMES for Wednesday, August 5, 2026
The tide is currently falling in St. Marys, St. Marys River, GA.
Next low tide : in 4h 40m at 9:21 pm (0.9 ft)
Next high tide (tomorrow) : 3:04 am (5.3 ft)
Sunset today : 8:17 pm
Sunrise tomorrow : 6:46 am
Moon phase : Third Quarter (55% illuminated)
Tide Station Location : Station #8679964
Common Questions About Tides

St. Marys, St. Marys River, GA Tides - Aug 1953

DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
1Sat2:235.93:036.58:32-0.39:170.46:438:21Third Quarter1Sat
2Sun3:175.64:026.59:30-0.210:210.66:448:20Third Quarter2Sun
3Mon4:155.45:056.410:28-0.111:230.66:448:19Third Quarter3Mon
4Tue5:165.36:066.511:240.06:458:18Waning Crescent4Tue
5Wed6:165.37:016.512:200.612:190.06:468:17Waning Crescent5Wed
6Thu7:115.47:496.51:130.51:120.06:468:17Waning Crescent6Thu
7Fri8:005.58:326.52:030.52:030.16:478:16Waning Crescent7Fri
8Sat8:455.79:126.42:480.42:500.16:488:15New Moon8Sat
9Sun9:285.89:496.33:300.33:340.26:488:14New Moon9Sun
10Mon10:105.810:266.24:080.34:160.36:498:13New Moon10Mon
11Tue10:525.811:046.14:430.44:550.46:498:12New Moon11Tue
12Wed11:335.711:425.95:160.45:330.66:508:11Waxing Crescent12Wed
13Thu12:145.75:480.56:120.86:518:10Waxing Crescent13Thu
14Fri12:215.712:555.66:210.66:551.16:518:09Waxing Crescent14Fri
15Sat1:025.61:365.66:560.77:431.36:528:08Waxing Crescent15Sat
16Sun1:445.42:215.67:390.88:411.56:538:07First Quarter16Sun
17Mon2:315.33:125.68:300.89:431.56:538:06First Quarter17Mon
18Tue3:235.24:135.89:290.810:441.46:548:05First Quarter18Tue
19Wed4:235.15:196.010:310.611:421.26:548:04First Quarter19Wed
20Thu5:275.36:226.311:310.46:558:03Waxing Gibbous20Thu
21Fri6:295.67:186.612:380.912:310.16:568:02Waxing Gibbous21Fri
22Sat7:265.98:096.91:310.51:29-0.26:568:01Waxing Gibbous22Sat
23Sun8:196.38:577.12:220.12:26-0.56:578:00Full Moon23Sun
24Mon9:116.69:457.13:11-0.23:21-0.66:577:59Full Moon24Mon
25Tue10:036.910:347.03:58-0.54:14-0.76:587:58Full Moon25Tue
26Wed10:587.011:256.84:44-0.65:06-0.56:597:56Waning Gibbous26Wed
27Thu11:547.15:31-0.55:59-0.26:597:55Waning Gibbous27Thu
28Fri12:176.512:507.06:19-0.46:550.27:007:54Waning Gibbous28Fri
29Sat1:106.21:476.97:10-0.17:560.67:007:53Waning Gibbous29Sat
30Sun2:035.92:446.88:060.29:000.97:017:52Third Quarter30Sun
31Mon2:595.63:426.69:050.410:041.07:017:51Third Quarter31Mon
DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
Tidal Data Source: (8679964)

Common Questions About St. Marys, St. Marys River, GA Tides

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What time does the tide turn (slack tide) in St. Marys, St. Marys River, GA today?

Slack tide in St. Marys, St. Marys River, GA is approximately 12:12 am — 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 St. Marys, St. Marys River, GA?

St. Marys, St. Marys River, GA is currently in a neap phase. Tonight's moon is 55% 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 minimum.

What datum are St. Marys, St. Marys River, GA 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 St. Marys, St. Marys River, GA?

Tide predictions for St. Marys, St. Marys River, GA 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 St. Marys, St. Marys River, GA?

Tide data for St. Marys, St. Marys River, GA is sourced from NOAA Station #8679964. View the official NOAA station page at https://tidesandcurrents.noaa.gov/stationhome.html?id=8679964.

What is the moon phase in St. Marys, St. Marys River, GA tonight?

Tonight the moon over St. Marys, St. Marys River, GA is Third Quarter (55% illuminated). This places St. Marys, St. Marys River, GA in a neap tide cycle, so tidal ranges are near their weekly minimum 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