Tides Today & Tomorrow in St. Petersburg, FL

TIDE TIMES for Sunday, June 21, 2026
The tide is currently falling in St. Petersburg, FL.
Next low tide : in 2h 13m at 2:25 pm (1.0 ft)
Next high tide : 8:03 pm (1.7 ft)
Sunset today : 8:29 pm
Sunrise tomorrow : 6:35 am
Moon phase : First Quarter (48% illuminated)
Tide Station Location : Station #8726520
Common Questions About Tides

St. Petersburg, FL Tides - May 2040

DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
1Tue4:492.612:33-0.56:508:04Waning Gibbous1Tue
2Wed5:482.41:41-0.46:498:05Third Quarter2Wed
3Thu7:072.22:52-0.36:488:06Third Quarter3Thu
4Fri12:351.54:01-0.23:191.56:478:06Third Quarter4Fri
5Sat12:331.65:01-0.15:001.26:478:07Waning Crescent5Sat
6Sun12:461.85:480.16:110.86:468:07Waning Crescent6Sun
7Mon12:031.81:011.96:260.47:050.56:458:08Waning Crescent7Mon
8Tue1:111.71:152.16:560.67:500.36:448:09Waning Crescent8Tue
9Wed2:081.71:292.37:220.88:310.16:448:09New Moon9Wed
10Thu3:011.61:462.47:441.09:10-0.16:438:10New Moon10Thu
11Fri3:541.52:072.58:011.29:48-0.26:438:10New Moon11Fri
12Sat4:501.42:322.58:101.310:26-0.26:428:11New Moon12Sat
13Sun5:511.43:002.58:161.311:07-0.26:418:11Waxing Crescent13Sun
14Mon3:322.511:50-0.26:418:12Waxing Crescent14Mon
15Tue4:102.46:408:13Waxing Crescent15Tue
16Wed4:542.312:39-0.26:408:13Waxing Crescent16Wed
17Thu5:502.11:32-0.16:398:14First Quarter17Thu
18Fri7:051.92:290.06:398:14First Quarter18Fri
19Sat11:261.68:351.83:250.13:261.46:388:15First Quarter19Sat
20Sun11:401.710:061.74:160.24:451.26:388:15First Quarter20Sun
21Mon11:541.811:291.75:010.35:450.96:378:16Waxing Gibbous21Mon
22Tue12:072.05:400.56:360.66:378:17Waxing Gibbous22Tue
23Wed12:401.712:232.26:130.87:230.26:378:17Waxing Gibbous23Wed
24Thu1:461.612:442.46:421.08:090.06:368:18Waxing Gibbous24Thu
25Fri2:531.61:092.67:051.28:56-0.36:368:18Full Moon25Fri
26Sat4:081.51:392.87:211.49:46-0.56:368:19Full Moon26Sat
27Sun2:162.910:38-0.56:358:19Full Moon27Sun
28Mon2:592.911:32-0.66:358:20Waning Gibbous28Mon
29Tue3:502.86:358:20Waning Gibbous29Tue
30Wed4:492.712:29-0.56:358:21Waning Gibbous30Wed
31Thu5:572.41:28-0.36:348:21Third Quarter31Thu
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 5:14 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 48% 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 (48% 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