Tides Today & Tomorrow in Main Street Bridge, St Johns River, FL

TIDE TIMES for Saturday, July 11, 2026
The tide is currently falling in Main Street Bridge, St Johns River, FL.
Next low tide : in 10m at 2:05 am (0.0 ft)
Next high tide : 7:17 am (1.4 ft)
Sunset today : 8:31 pm
Sunrise tomorrow : 6:33 am
Moon phase : Waning Crescent (11% illuminated)
Tide Station Location : Station #8720226
Common Questions About Tides

Main Street Bridge, St Johns River, FL Tides - Sep 1989

DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
1Fri11:442.111:582.25:460.45:580.47:037:49New Moon1Fri
2Sat12:242.16:160.46:350.57:047:48Waxing Crescent2Sat
3Sun12:322.11:002.16:370.57:080.67:047:47Waxing Crescent3Sun
4Mon1:032.11:302.16:570.57:410.77:057:46Waxing Crescent4Mon
5Tue1:332.11:492.17:280.58:200.87:057:44Waxing Crescent5Tue
6Wed2:052.12:162.18:070.69:090.97:067:43First Quarter6Wed
7Thu2:452.12:592.28:540.610:091.07:067:42First Quarter7Thu
8Fri3:322.13:522.29:470.711:151.07:077:41First Quarter8Fri
9Sat4:272.25:192.210:440.77:077:39First Quarter9Sat
10Sun5:342.26:562.312:171.011:45 AM0.77:087:38Waxing Gibbous10Sun
11Mon6:452.37:522.41:151.012:480.77:087:37Waxing Gibbous11Mon
12Tue7:462.48:402.52:090.91:530.77:097:36Waxing Gibbous12Tue
13Wed8:392.59:252.62:590.82:570.67:107:34Waxing Gibbous13Wed
14Thu9:282.510:092.63:460.73:550.67:107:33Full Moon14Thu
15Fri10:162.610:532.64:310.64:500.57:117:32Full Moon15Fri
16Sat11:052.611:412.65:140.55:420.57:117:31Full Moon16Sat
17Sun11:562.75:580.46:350.67:127:29Waning Gibbous17Sun
18Mon12:312.612:532.76:430.57:310.77:127:28Waning Gibbous18Mon
19Tue1:242.51:542.67:320.58:320.87:137:27Waning Gibbous19Tue
20Wed2:212.53:002.68:280.69:380.97:137:26Third Quarter20Wed
21Thu3:212.44:092.69:310.710:430.97:147:24Third Quarter21Thu
22Fri4:242.45:182.610:380.811:441.07:157:23Third Quarter22Fri
23Sat5:292.56:242.611:440.87:157:22Third Quarter23Sat
24Sun6:322.57:212.612:421.012:450.97:167:20Waning Crescent24Sun
25Mon7:302.68:112.71:360.91:440.97:167:19Waning Crescent25Mon
26Tue8:232.68:552.72:270.92:380.97:177:18Waning Crescent26Tue
27Wed9:112.69:362.73:150.93:290.97:177:17Waning Crescent27Wed
28Thu9:562.710:142.73:580.84:160.87:187:15New Moon28Thu
29Fri10:382.610:512.64:370.84:590.87:197:14New Moon29Fri
30Sat11:182.611:262.65:100.85:380.97:197:13New Moon30Sat
DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
Tidal Data Source: (8720226)

Common Questions About Main Street Bridge, St Johns River, FL Tides

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What time does the tide turn (slack tide) in Main Street Bridge, St Johns River, FL today?

Slack tide in Main Street Bridge, St Johns River, FL is approximately 4:41 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 Main Street Bridge, St Johns River, FL?

Main Street Bridge, St Johns 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 Main Street Bridge, St Johns 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 Main Street Bridge, St Johns River, FL?

Tide predictions for Main Street Bridge, St Johns 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 Main Street Bridge, St Johns River, FL?

Tide data for Main Street Bridge, St Johns River, FL is sourced from NOAA Station #8720226. View the official NOAA station page at https://tidesandcurrents.noaa.gov/stationhome.html?id=8720226.

What is the moon phase in Main Street Bridge, St Johns River, FL tonight?

Tonight the moon over Main Street Bridge, St Johns River, FL is Waning Crescent (11% illuminated). This places Main Street Bridge, St Johns 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