25.6983’ N, 80.1700’ W

Key Biscayne, Biscayne Bay, FL

81°
H 86°
L 80°
WNW
1mph
High tide
6:23 am

Tides Today & Tomorrow in Key Biscayne, Biscayne Bay, FL

TIDE TIMES for Tuesday, October 6, 2026
The tide is currently rising in Key Biscayne, Biscayne Bay, FL.
Next low tide : 1:06 pm (0.5 ft)
Next high tide : in 22m at 6:23 am (2.5 ft)
Sunset today : 7:02 pm
Sunrise tomorrow : 7:15 am
Moon phase : Waning Crescent (18% illuminated)
Tide Station Location : Station #8723232
Common Questions About Tides

Key Biscayne, Biscayne Bay, FL Tides - Sep 1914

DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
1Tue6:342.27:162.312:530.61:160.26:006:40Waxing Gibbous1Tue
2Wed7:272.38:012.41:450.52:060.26:016:39Full Moon2Wed
3Thu8:142.48:402.42:310.42:500.26:016:38Full Moon3Thu
4Fri8:562.49:172.43:120.33:310.26:016:37Full Moon4Fri
5Sat9:352.49:512.43:510.34:100.36:026:36Full Moon5Sat
6Sun10:132.410:242.34:270.24:470.46:026:35Waning Gibbous6Sun
7Mon10:492.410:572.35:030.35:220.56:036:34Waning Gibbous7Mon
8Tue11:262.311:302.25:370.35:580.66:036:33Waning Gibbous8Tue
9Wed12:042.26:120.46:340.76:036:32Waning Gibbous9Wed
10Thu12:062.112:462.16:500.57:140.86:046:31Third Quarter10Thu
11Fri12:452.01:332.17:330.68:011.06:046:30Third Quarter11Fri
12Sat1:312.02:292.08:260.79:011.06:046:29Third Quarter12Sat
13Sun2:271.93:322.09:290.710:091.06:056:28Third Quarter13Sun
14Mon3:341.94:382.110:350.611:141.06:056:27Waning Crescent14Mon
15Tue4:432.05:372.211:370.66:066:25Waning Crescent15Tue
16Wed5:472.26:302.312:110.812:330.46:066:24Waning Crescent16Wed
17Thu6:452.47:182.51:020.61:240.36:066:23Waning Crescent17Thu
18Fri7:372.68:032.61:490.42:120.26:076:22New Moon18Fri
19Sat8:282.78:472.72:350.13:000.16:076:21New Moon19Sat
20Sun9:172.99:322.73:200.03:470.16:086:20New Moon20Sun
21Mon10:052.910:172.74:07-0.14:350.26:086:19Waxing Crescent21Mon
22Tue10:552.911:052.74:54-0.15:240.36:086:18Waxing Crescent22Tue
23Wed11:472.811:552.65:45-0.16:160.46:096:17Waxing Crescent23Wed
24Thu12:432.76:390.17:130.66:096:16Waxing Crescent24Thu
25Fri12:512.51:432.57:400.28:170.76:106:14First Quarter25Fri
26Sat1:522.32:492.48:470.49:270.86:106:13First Quarter26Sat
27Sun3:012.33:582.39:580.510:380.86:106:12First Quarter27Sun
28Mon4:132.35:042.311:070.511:420.86:116:11Waxing Gibbous28Mon
29Tue5:212.36:012.412:070.56:116:10Waxing Gibbous29Tue
30Wed6:192.46:492.412:370.71:000.56:126:09Waxing Gibbous30Wed
DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
Tidal Data Source: (8723232)

Common Questions About Key Biscayne, Biscayne Bay, FL Tides

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Is this week a spring tide or neap tide in Key Biscayne, Biscayne Bay, FL?

Key Biscayne, Biscayne Bay, FL is currently in a spring phase. Tonight's moon is 18% 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 Biscayne, Biscayne Bay, 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 Biscayne, Biscayne Bay, FL?

Tide predictions for Key Biscayne, Biscayne Bay, 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 Biscayne, Biscayne Bay, FL?

Tide data for Key Biscayne, Biscayne Bay, FL is sourced from NOAA Station #8723232. View the official NOAA station page at https://tidesandcurrents.noaa.gov/stationhome.html?id=8723232.

What is the moon phase in Key Biscayne, Biscayne Bay, FL tonight?

Tonight the moon over Key Biscayne, Biscayne Bay, FL is Waning Crescent (18% illuminated). This places Key Biscayne, Biscayne Bay, 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