25.1133’ N, 80.4167’ W

Key Largo, South Sound, FL

83°
H 87°
L 83°
S
9mph
Low tide
4:12 am

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

TIDE TIMES for Saturday, October 10, 2026
The tide is currently falling in Key Largo, South Sound, FL.
Next low tide : in 16m at 4:12 am (0.1 ft)
Next high tide : 9:27 am (2.1 ft)
Sunset today : 6:59 pm
Sunrise tomorrow : 7:17 am
Moon phase : New Moon (0% illuminated)
Tide Station Location : Station #8723667
Common Questions About Tides

Key Largo, South Sound, FL Tides - Jan 1848

DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
1Sat4:521.34:571.312:140.37:115:47Waning Crescent1Sat
2Sun5:451.45:491.312:340.11:020.27:115:48Waning Crescent2Sun
3Mon6:351.56:391.41:190.01:470.27:115:48Waning Crescent3Mon
4Tue7:211.57:261.52:01-0.12:290.17:115:49New Moon4Tue
5Wed8:061.68:121.52:43-0.23:110.17:125:50New Moon5Wed
6Thu8:491.78:571.63:25-0.23:530.07:125:50New Moon6Thu
7Fri9:321.79:421.64:07-0.34:35-0.17:125:51New Moon7Fri
8Sat10:161.710:291.64:50-0.35:19-0.17:125:52Waxing Crescent8Sat
9Sun11:001.711:181.65:36-0.36:06-0.17:125:53Waxing Crescent9Sun
10Mon11:451.76:25-0.26:56-0.27:125:53Waxing Crescent10Mon
11Tue12:101.612:341.67:18-0.27:51-0.27:125:54Waxing Crescent11Tue
12Wed1:061.51:261.58:16-0.18:50-0.27:135:55First Quarter12Wed
13Thu2:061.52:241.59:190.09:53-0.27:135:56First Quarter13Thu
14Fri3:111.53:261.510:250.010:57-0.27:135:56First Quarter14Fri
15Sat4:181.54:311.511:300.011:59-0.37:135:57Waxing Gibbous15Sat
16Sun5:231.55:341.512:320.07:125:58Waxing Gibbous16Sun
17Mon6:231.66:331.512:57-0.31:290.07:125:59Waxing Gibbous17Mon
18Tue7:171.67:261.61:52-0.32:22-0.17:125:59Full Moon18Tue
19Wed8:061.78:161.62:43-0.43:12-0.17:126:00Full Moon19Wed
20Thu8:511.79:021.63:31-0.43:59-0.27:126:01Full Moon20Thu
21Fri9:331.79:461.64:17-0.34:44-0.27:126:02Full Moon21Fri
22Sat10:131.610:281.55:00-0.35:27-0.27:126:02Waning Gibbous22Sat
23Sun10:521.611:091.55:43-0.26:09-0.17:116:03Waning Gibbous23Sun
24Mon11:291.511:501.46:25-0.16:51-0.17:116:04Waning Gibbous24Mon
25Tue12:071.47:060.07:330.07:116:05Waning Gibbous25Tue
26Wed12:321.312:461.37:500.18:180.07:116:05Third Quarter26Wed
27Thu1:171.21:281.28:370.29:070.17:106:06Third Quarter27Thu
28Fri2:081.22:161.29:290.29:590.17:106:07Third Quarter28Fri
29Sat3:031.23:101.210:270.310:540.17:106:07Third Quarter29Sat
30Sun4:041.24:091.211:250.211:490.07:096:08Waning Crescent30Sun
31Mon5:041.25:101.212:200.27:096:09Waning Crescent31Mon
DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
Tidal Data Source: (8723667)

Common Questions About Key Largo, South Sound, FL Tides

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Is this week a spring tide or neap tide in Key Largo, South Sound, FL?

Key Largo, South Sound, FL is currently in a spring phase. Tonight's moon is 0% 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 Key Largo, South Sound, 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 Key Largo, South Sound, FL?

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

Tide data for Key Largo, South Sound, FL is sourced from NOAA Station #8723667. View the official NOAA station page at https://tidesandcurrents.noaa.gov/stationhome.html?id=8723667.

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

Tonight the moon over Key Largo, South Sound, FL is New Moon (0% illuminated). This places Key Largo, South Sound, 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