Tides Today & Tomorrow in St. Petersburg, FL

TIDE TIMES for Wednesday, August 19, 2026
The tide is currently falling in St. Petersburg, FL.
Next low tide : in 5h 25m at 2:23 pm (0.5 ft)
Next high tide (tomorrow) : 7:06 am (2.4 ft)
Sunset today : 8:05 pm
Sunrise tomorrow : 7:03 am
Moon phase : First Quarter (46% illuminated)
Tide Station Location : Station #8726520
Common Questions About Tides

St. Petersburg, FL Tides - Jun 1924

DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
1Sun3:151.51:302.47:201.29:050.06:348:21New Moon1Sun
2Mon4:011.51:562.57:421.39:400.06:348:22New Moon2Mon
3Tue4:461.52:252.58:041.310:16-0.16:348:22New Moon3Tue
4Wed5:281.52:582.58:321.310:53-0.16:348:23New Moon4Wed
5Thu6:091.53:352.59:101.411:33-0.16:348:23Waxing Crescent5Thu
6Fri6:491.54:182.49:571.46:338:24Waxing Crescent6Fri
7Sat7:301.55:062.312:15-0.110:53 AM1.46:338:24Waxing Crescent7Sat
8Sun8:131.66:012.11:00-0.112:061.36:338:24Waxing Crescent8Sun
9Mon8:571.67:081.91:480.01:401.36:338:25First Quarter9Mon
10Tue9:391.78:281.82:390.23:101.16:338:25First Quarter10Tue
11Wed10:181.99:581.63:300.34:270.96:338:26First Quarter11Wed
12Thu10:532.011:301.64:190.55:340.66:338:26Waxing Gibbous12Thu
13Fri11:272.25:040.86:330.36:338:26Waxing Gibbous13Fri
14Sat12:531.612:012.45:461.07:270.06:338:27Waxing Gibbous14Sat
15Sun2:071.612:362.66:251.28:19-0.26:348:27Full Moon15Sun
16Mon3:181.61:152.87:011.39:09-0.36:348:27Full Moon16Mon
17Tue4:271.61:562.87:391.49:59-0.46:348:28Full Moon17Tue
18Wed5:311.52:422.88:211.410:48-0.46:348:28Full Moon18Wed
19Thu6:241.53:322.79:141.411:36-0.36:348:28Waning Gibbous19Thu
20Fri7:081.54:252.610:151.46:348:28Waning Gibbous20Fri
21Sat7:461.65:232.312:23-0.111:26 AM1.36:358:29Waning Gibbous21Sat
22Sun8:221.66:252.11:100.012:451.36:358:29Third Quarter22Sun
23Mon9:001.77:351.81:560.22:101.16:358:29Third Quarter23Mon
24Tue9:401.89:011.62:430.53:351.06:358:29Third Quarter24Tue
25Wed10:191.910:501.43:290.74:550.76:368:29Third Quarter25Wed
26Thu10:572.14:140.96:010.56:368:30Waning Crescent26Thu
27Fri12:261.411:31 AM2.24:571.06:540.36:368:30Waning Crescent27Fri
28Sat1:381.512:022.35:361.27:370.26:368:30Waning Crescent28Sat
29Sun2:371.512:322.46:111.38:160.16:378:30Waning Crescent29Sun
30Mon3:281.51:032.56:431.48:520.06:378:30New Moon30Mon
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 10:44 pm — 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 neap phase. Tonight's moon is 46% 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. 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 First Quarter (46% illuminated). This places St. Petersburg, FL 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