Tides Today & Tomorrow in Largo Sound, Key Largo, FL

TIDE TIMES for Wednesday, July 15, 2026
The tide is currently rising in Largo Sound, Key Largo, FL.
Next low tide : 6:53 pm (-0.3 ft)
Next high tide : in 2h 08m at 12:12 pm (0.9 ft)
Sunset today : 8:14 pm
Sunrise tomorrow : 6:41 am
Moon phase : New Moon (2% illuminated)
Tide Station Location : Station #8723651
Common Questions About Tides

Largo Sound, Key Largo, FL Tides - May 1978

DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
1Mon6:450.97:170.812:570.01:320.06:457:51Waning Crescent1Mon
2Tue7:460.98:200.92:000.02:310.06:447:52Waning Crescent2Tue
3Wed8:420.99:160.92:590.03:24-0.16:447:52Waning Crescent3Wed
4Thu9:330.910:070.93:510.04:13-0.16:437:53Waning Crescent4Thu
5Fri10:200.910:520.94:400.04:58-0.16:427:53New Moon5Fri
6Sat11:030.911:350.95:250.05:41-0.26:427:54New Moon6Sat
7Sun11:430.96:080.06:22-0.16:417:54New Moon7Sun
8Mon12:150.912:220.96:490.07:02-0.16:407:55New Moon8Mon
9Tue12:530.91:000.87:290.17:42-0.16:407:55Waxing Crescent9Tue
10Wed1:320.91:380.88:080.18:210.06:397:56Waxing Crescent10Wed
11Thu2:100.82:180.88:490.29:010.16:397:56Waxing Crescent11Thu
12Fri2:510.83:000.79:310.29:440.16:387:57Waxing Crescent12Fri
13Sat3:330.83:460.710:170.210:310.26:377:57First Quarter13Sat
14Sun4:190.74:380.711:090.211:250.26:377:58First Quarter14Sun
15Mon5:090.75:350.712:040.26:367:58First Quarter15Mon
16Tue6:030.76:360.712:230.212:590.26:367:59First Quarter16Tue
17Wed6:580.77:360.81:220.21:520.16:357:59Waxing Gibbous17Wed
18Thu7:530.88:330.82:170.22:420.06:358:00Waxing Gibbous18Thu
19Fri8:470.89:270.93:090.13:31-0.16:358:00Waxing Gibbous19Fri
20Sat9:380.810:180.93:590.14:18-0.26:348:01Waxing Gibbous20Sat
21Sun10:280.911:081.04:480.05:06-0.26:348:01Full Moon21Sun
22Mon11:180.911:581.05:37-0.15:55-0.36:338:02Full Moon22Mon
23Tue12:080.96:26-0.16:45-0.36:338:02Full Moon23Tue
24Wed12:481.012:590.97:17-0.17:36-0.36:338:03Waning Gibbous24Wed
25Thu1:391.01:530.98:10-0.18:31-0.36:328:03Waning Gibbous25Thu
26Fri2:311.02:480.99:05-0.19:28-0.26:328:04Waning Gibbous26Fri
27Sat3:241.03:470.910:050.010:29-0.16:328:04Third Quarter27Sat
28Sun4:200.94:480.911:070.011:330.06:328:05Third Quarter28Sun
29Mon5:190.95:520.812:100.06:318:05Third Quarter29Mon
30Tue6:180.86:570.812:370.01:110.06:318:06Third Quarter30Tue
31Wed7:170.87:580.81:390.12:08-0.16:318:06Waning Crescent31Wed
DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
Tidal Data Source: (8723651)

Common Questions About Largo Sound, Key Largo, FL Tides

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What time does the tide turn (slack tide) in Largo Sound, Key Largo, FL today?

Slack tide in Largo Sound, Key Largo, FL is approximately 3:32 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 Largo Sound, Key Largo, FL?

Largo Sound, Key Largo, FL is currently in a spring phase. Tonight's moon is 2% 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 Largo Sound, Key Largo, 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 Largo Sound, Key Largo, FL?

Tide predictions for Largo Sound, Key Largo, 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 Largo Sound, Key Largo, FL?

Tide data for Largo Sound, Key Largo, FL is sourced from NOAA Station #8723651. View the official NOAA station page at https://tidesandcurrents.noaa.gov/stationhome.html?id=8723651.

What is the moon phase in Largo Sound, Key Largo, FL tonight?

Tonight the moon over Largo Sound, Key Largo, FL is New Moon (2% illuminated). This places Largo Sound, Key Largo, 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