Tides Today & Tomorrow in Mayport Naval Station, St Johns R, FL

TIDE TIMES for Sunday, July 5, 2026
The tide is currently falling in Mayport Naval Station, St Johns R, FL.
Next low tide : in 2h 06m at 6:33 pm (0.6 ft)
Next high tide (tomorrow) : 1:02 am (4.5 ft)
Sunset today : 8:31 pm
Sunrise tomorrow : 6:29 am
Moon phase : Waning Gibbous (72% illuminated)
Tide Station Location : Station #8720211
Common Questions About Tides

Mayport Naval Station, St Johns R, FL Tides - Jun 2059

DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
1Sun12:555.21:274.47:080.07:080.16:248:23Third Quarter1Sun
2Mon1:515.12:264.58:080.08:170.26:238:23Third Quarter2Mon
3Tue2:504.93:294.79:05-0.19:240.16:238:24Third Quarter3Tue
4Wed3:524.84:324.99:59-0.310:280.16:238:24Third Quarter4Wed
5Thu4:544.75:325.110:51-0.411:29-0.16:238:25Waning Crescent5Thu
6Fri5:534.66:275.311:43-0.56:238:25Waning Crescent6Fri
7Sat6:484.57:195.412:28-0.212:34-0.66:238:26Waning Crescent7Sat
8Sun7:404.48:095.51:24-0.31:24-0.76:238:26New Moon8Sun
9Mon8:304.38:565.42:16-0.42:12-0.76:238:27New Moon9Mon
10Tue9:184.29:425.33:04-0.42:57-0.66:238:27New Moon10Tue
11Wed10:054.110:275.23:49-0.33:40-0.46:238:27New Moon11Wed
12Thu10:514.011:105.04:32-0.24:23-0.26:238:28Waxing Crescent12Thu
13Fri11:363.911:524.85:150.15:060.16:238:28Waxing Crescent13Fri
14Sat12:203.96:000.35:530.56:238:29Waxing Crescent14Sat
15Sun12:334.61:053.96:460.56:450.76:238:29Waxing Crescent15Sun
16Mon1:154.51:524.07:330.77:420.96:238:29First Quarter16Mon
17Tue1:594.32:404.18:180.78:391.06:238:29First Quarter17Tue
18Wed2:454.23:324.29:010.79:341.06:238:30First Quarter18Wed
19Thu3:364.14:254.39:430.610:260.96:238:30First Quarter19Thu
20Fri4:304.05:174.510:260.511:170.86:248:30Waxing Gibbous20Fri
21Sat5:254.06:064.711:100.36:248:30Waxing Gibbous21Sat
22Sun6:184.06:544.912:090.511:58 AM0.16:248:31Waxing Gibbous22Sun
23Mon7:094.07:425.11:010.312:47-0.26:248:31Waxing Gibbous23Mon
24Tue7:594.18:295.31:500.01:36-0.46:258:31Full Moon24Tue
25Wed8:494.29:185.42:38-0.32:25-0.66:258:31Full Moon25Wed
26Thu9:404.210:085.53:24-0.53:13-0.76:258:31Full Moon26Thu
27Fri10:324.310:585.54:11-0.64:03-0.76:258:31Waning Gibbous27Fri
28Sat11:244.511:495.55:00-0.64:56-0.66:268:31Waning Gibbous28Sat
29Sun12:184.65:52-0.55:54-0.46:268:31Waning Gibbous29Sun
30Mon12:415.31:134.76:48-0.46:58-0.16:278:31Waning Gibbous30Mon
DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
Tidal Data Source: (8720211)

Common Questions About Mayport Naval Station, St Johns R, FL Tides

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What time does the tide turn (slack tide) in Mayport Naval Station, St Johns R, FL today?

Slack tide in Mayport Naval Station, St Johns R, FL is approximately 9:47 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 Mayport Naval Station, St Johns R, FL?

Mayport Naval Station, St Johns R, FL is currently in a transitional phase. Tonight's moon is 72% 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 shifting between spring and neap.

What datum are Mayport Naval Station, St Johns R, 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 Mayport Naval Station, St Johns R, FL?

Tide predictions for Mayport Naval Station, St Johns R, 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 Mayport Naval Station, St Johns R, FL?

Tide data for Mayport Naval Station, St Johns R, FL is sourced from NOAA Station #8720211. View the official NOAA station page at https://tidesandcurrents.noaa.gov/stationhome.html?id=8720211.

What is the moon phase in Mayport Naval Station, St Johns R, FL tonight?

Tonight the moon over Mayport Naval Station, St Johns R, FL is Waning Gibbous (72% illuminated). This places Mayport Naval Station, St Johns R, FL in a transitional tide cycle, so tidal ranges are shifting between spring and neap 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