Tides Today & Tomorrow in St. Petersburg, FL

TIDE TIMES for Wednesday, August 12, 2026
The tide is currently falling in St. Petersburg, FL.
Next low tide : in 23m at 7:33 am (1.5 ft)
Next high tide : 1:57 pm (2.9 ft)
Sunset today : 8:11 pm
Sunrise tomorrow : 6:59 am
Moon phase : New Moon (0% illuminated)
Tide Station Location : Station #8726520
Common Questions About Tides

St. Petersburg, FL Tides - Nov 1937

DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
1Mon1:361.96:560.36:161.36:415:46New Moon1Mon
2Tue12:082.52:211.87:320.26:411.46:425:46New Moon2Tue
3Wed12:302.63:051.88:070.17:031.56:425:45New Moon3Wed
4Thu12:552.63:491.78:430.17:241.56:435:44New Moon4Thu
5Fri1:242.64:351.79:200.17:501.56:445:44Waxing Crescent5Fri
6Sat1:572.65:221.69:590.18:251.56:445:43Waxing Crescent6Sat
7Sun2:352.56:111.610:420.19:101.56:455:42Waxing Crescent7Sun
8Mon3:192.47:021.611:290.110:111.56:465:42Waxing Crescent8Mon
9Tue4:122.27:531.612:210.26:475:41First Quarter9Tue
10Wed5:182.18:391.71:160.36:475:41First Quarter10Wed
11Thu6:381.99:171.81:221.42:120.46:485:40First Quarter11Thu
12Fri8:081.89:471.92:441.23:040.66:495:40First Quarter12Fri
13Sat9:401.710:142.03:510.93:500.76:505:39Waxing Gibbous13Sat
14Sun11:021.710:402.24:470.64:310.96:505:39Waxing Gibbous14Sun
15Mon12:111.75:380.25:071.16:515:38Waxing Gibbous15Mon
16Tue1:161.76:260.05:381.36:525:38Waxing Gibbous16Tue
17Wed2:211.77:15-0.36:061.46:535:37Full Moon17Wed
18Thu12:112.83:291.68:04-0.46:311.56:535:37Full Moon18Thu
19Fri12:502.94:411.68:54-0.57:001.56:545:37Full Moon19Fri
20Sat1:342.89:45-0.56:555:36Waning Gibbous20Sat
21Sun2:252.76:361.510:38-0.48:461.46:565:36Waning Gibbous21Sun
22Mon3:222.57:151.511:31-0.210:171.46:575:36Waning Gibbous22Mon
23Tue4:282.37:511.512:240.06:575:36Third Quarter23Tue
24Wed5:432.08:271.612:001.31:170.26:585:35Third Quarter24Wed
25Thu7:131.79:021.71:401.12:080.46:595:35Third Quarter25Thu
26Fri9:041.59:361.93:110.82:570.77:005:35Third Quarter26Fri
27Sat10:461.410:072.04:260.53:410.97:015:35Waning Crescent27Sat
28Sun12:041.45:230.24:211.07:015:35Waning Crescent28Sun
29Mon1:061.56:090.04:561.27:025:35Waning Crescent29Mon
30Tue1:591.56:49-0.15:281.37:035:35Waning Crescent30Tue
DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
Tidal Data Source: (8726520)

Common Questions About St. Petersburg, FL Tides

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What time does the tide turn (slack tide) in St. Petersburg, FL today?

Slack tide in St. Petersburg, FL is approximately 10:45 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. Petersburg, FL?

St. Petersburg, FL is currently in a spring phase. Tonight's moon is 0% 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. Petersburg, 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 St. Petersburg, FL?

Tide predictions for St. Petersburg, 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 St. Petersburg, FL?

Tide data for St. Petersburg, FL is sourced from NOAA Station #8726520. View the official NOAA station page at https://tidesandcurrents.noaa.gov/stationhome.html?id=8726520.

What is the moon phase in St. Petersburg, FL tonight?

Tonight the moon over St. Petersburg, FL is New Moon (0% illuminated). This places St. Petersburg, 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