Tides Today & Tomorrow in Sewall Point, St. Lucie River, FL

TIDE TIMES for Saturday, August 15, 2026
The tide is currently rising in Sewall Point, St. Lucie River, FL.
Next low tide (tomorrow) : 6:38 am (0.1 ft)
Next high tide (tomorrow) : in 5h 44m at 12:16 am (1.5 ft)
Sunset today : 7:58 pm
Sunrise tomorrow : 6:52 am
Moon phase : Waxing Crescent (11% illuminated)
Tide Station Location : Station #8722371
Common Questions About Tides

Sewall Point, St. Lucie River, FL Tides - Sep 2099

DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
1Tue11:011.511:151.44:570.25:160.27:007:40Full Moon1Tue
2Wed11:441.511:511.45:320.25:580.37:007:39Waning Gibbous2Wed
3Thu12:281.56:080.26:430.47:017:38Waning Gibbous3Thu
4Fri12:281.31:141.56:440.17:290.47:017:37Waning Gibbous4Fri
5Sat1:061.32:021.57:240.18:200.57:027:36Waning Gibbous5Sat
6Sun1:481.22:551.58:070.19:140.57:027:35Third Quarter6Sun
7Mon2:351.23:501.58:580.110:120.67:037:34Third Quarter7Mon
8Tue3:311.24:481.59:540.111:110.57:037:33Third Quarter8Tue
9Wed4:321.25:441.610:540.07:037:32Third Quarter9Wed
10Thu5:341.26:391.612:070.511:55 AM0.07:047:30Waning Crescent10Thu
11Fri6:341.37:301.71:010.412:55-0.17:047:29Waning Crescent11Fri
12Sat7:321.48:191.71:510.31:54-0.17:057:28Waning Crescent12Sat
13Sun8:281.69:071.72:400.22:51-0.17:057:27New Moon13Sun
14Mon9:231.79:541.73:270.13:47-0.17:067:26New Moon14Mon
15Tue10:181.810:411.64:130.04:42-0.17:067:25New Moon15Tue
16Wed11:121.811:281.65:00-0.15:380.07:067:24Waxing Crescent16Wed
17Thu12:081.85:49-0.16:340.17:077:22Waxing Crescent17Thu
18Fri12:171.51:051.86:39-0.17:310.27:077:21Waxing Crescent18Fri
19Sat1:091.42:031.87:32-0.18:290.37:087:20First Quarter19Sat
20Sun2:031.33:031.78:270.09:280.47:087:19First Quarter20Sun
21Mon3:011.34:041.69:250.010:280.47:097:18First Quarter21Mon
22Tue4:011.25:041.610:250.111:260.47:097:17First Quarter22Tue
23Wed5:011.25:591.511:230.17:097:15Waxing Gibbous23Wed
24Thu5:591.36:491.512:200.412:190.17:107:14Waxing Gibbous24Thu
25Fri6:541.37:331.51:090.41:120.17:107:13Waxing Gibbous25Fri
26Sat7:441.48:131.51:520.32:010.27:117:12Waxing Gibbous26Sat
27Sun8:301.48:511.52:320.32:470.27:117:11Full Moon27Sun
28Mon9:151.59:281.43:090.23:310.27:127:10Full Moon28Mon
29Tue9:571.510:041.43:450.24:140.37:127:09Full Moon29Tue
30Wed10:391.610:401.34:200.14:560.37:137:07Full Moon30Wed
DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
Tidal Data Source: (8722371)

Common Questions About Sewall Point, St. Lucie River, FL Tides

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What time does the tide turn (slack tide) in Sewall Point, St. Lucie River, FL today?

Slack tide in Sewall Point, St. Lucie River, FL is approximately 3:27 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 Sewall Point, St. Lucie River, FL?

Sewall Point, St. Lucie River, FL is currently in a spring phase. Tonight's moon is 11% 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 Sewall Point, St. Lucie River, FL 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 Sewall Point, St. Lucie River, FL?

Tide predictions for Sewall Point, St. Lucie River, FL 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 Sewall Point, St. Lucie River, FL?

Tide data for Sewall Point, St. Lucie River, FL is sourced from NOAA Station #8722371. View the official NOAA station page at https://tidesandcurrents.noaa.gov/stationhome.html?id=8722371.

What is the moon phase in Sewall Point, St. Lucie River, FL tonight?

Tonight the moon over Sewall Point, St. Lucie River, FL is Waxing Crescent (11% illuminated). This places Sewall Point, St. Lucie River, FL 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