30.7200’ N, 81.5483’ W

St. Marys, St. Marys River, GA

92°
H 93°
L 77°
NE
5mph
Low tide
6:18 pm

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

TIDE TIMES for Monday, September 14, 2026
The tide is currently falling in St. Marys, St. Marys River, GA.
Next low tide : in 4h 49m at 6:18 pm (0.9 ft)
Next high tide (tomorrow) : 12:14 am (5.9 ft)
Sunset today : 7:33 pm
Sunrise tomorrow : 7:10 am
Moon phase : Waxing Crescent (14% illuminated)
Tide Station Location : Station #8679964
Common Questions About Tides

St. Marys, St. Marys River, GA Tides - Jan 1878

DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
1Tue7:286.57:245.312:38-0.11:370.37:285:40New Moon1Tue
2Wed8:156.48:115.31:30-0.12:260.27:285:40New Moon2Wed
3Thu8:586.48:565.42:17-0.13:090.27:285:41New Moon3Thu
4Fri9:386.39:405.43:010.03:490.27:285:42New Moon4Fri
5Sat10:166.110:235.53:410.04:260.27:285:43Waxing Crescent5Sat
6Sun10:526.011:045.54:190.15:010.37:285:43Waxing Crescent6Sun
7Mon11:275.911:455.54:570.35:360.37:285:44Waxing Crescent7Mon
8Tue12:025.75:350.56:110.47:285:45Waxing Crescent8Tue
9Wed12:255.412:395.66:160.76:490.57:295:46First Quarter9Wed
10Thu1:065.41:185.47:030.97:320.67:285:47First Quarter10Thu
11Fri1:505.32:015.17:591.08:210.67:285:48First Quarter11Fri
12Sat2:405.32:524.99:001.29:140.57:285:48First Quarter12Sat
13Sun3:405.43:534.810:041.210:100.47:285:49First Quarter13Sun
14Mon4:475.55:004.811:061.011:080.27:285:50Waxing Gibbous14Mon
15Tue5:535.86:044.912:070.87:285:51Waxing Gibbous15Tue
16Wed6:516.27:015.112:06-0.11:040.57:285:52Waxing Gibbous16Wed
17Thu7:446.57:555.41:03-0.51:570.17:285:53Full Moon17Thu
18Fri8:346.88:475.71:58-0.82:47-0.37:275:54Full Moon18Fri
19Sat9:236.99:406.02:51-1.13:33-0.67:275:54Full Moon19Sat
20Sun10:117.010:326.23:41-1.34:18-0.87:275:55Waning Gibbous20Sun
21Mon10:586.911:236.34:32-1.25:03-0.97:265:56Waning Gibbous21Mon
22Tue11:456.65:23-1.05:49-0.87:265:57Waning Gibbous22Tue
23Wed12:156.412:326.36:17-0.76:38-0.67:265:58Waning Gibbous23Wed
24Thu1:076.31:195.97:16-0.37:31-0.47:255:59Third Quarter24Thu
25Fri2:016.12:095.58:180.18:27-0.27:256:00Third Quarter25Fri
26Sat3:025.93:065.19:220.49:250.07:246:01Third Quarter26Sat
27Sun4:095.84:094.910:250.610:240.17:246:02Waning Crescent27Sun
28Mon5:175.85:144.811:260.611:220.27:236:02Waning Crescent28Mon
29Tue6:185.86:144.912:230.57:236:03Waning Crescent29Tue
30Wed7:095.97:065.112:190.11:160.47:226:04Waning Crescent30Wed
31Thu7:546.07:535.31:120.02:020.27:226:05New Moon31Thu
DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
Tidal Data Source: (8679964)

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

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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 spring phase. Tonight's moon is 14% 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 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 Waxing Crescent (14% illuminated). This places St. Marys, St. Marys River, GA 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