Florida · NOAA Station 8723409 · 25.453°, -80.197°
Want live wind, waves, and radar right on your chart? See it in Pathr →
High and low tide times and heights (ft, MLLW) for the week ahead.
| High | 4:33 AM | 1.4 ft |
| Low | 11:35 AM | 0.0 ft |
| High | 5:11 PM | 1.3 ft |
| Low | 12:00 AM | 0.3 ft |
| High | 5:22 AM | 1.3 ft |
| Low | 12:27 PM | 0.1 ft |
| High | 6:03 PM | 1.3 ft |
| Low | 12:53 AM | 0.3 ft |
| High | 6:11 AM | 1.3 ft |
| Low | 1:17 PM | 0.1 ft |
| High | 6:55 PM | 1.2 ft |
| Low | 1:43 AM | 0.4 ft |
| High | 7:00 AM | 1.3 ft |
| Low | 2:08 PM | 0.1 ft |
| High | 7:46 PM | 1.2 ft |
| Low | 2:36 AM | 0.4 ft |
| High | 7:50 AM | 1.3 ft |
| Low | 2:59 PM | 0.1 ft |
| High | 8:39 PM | 1.2 ft |
| Low | 3:28 AM | 0.4 ft |
| High | 8:42 AM | 1.3 ft |
| Low | 3:50 PM | 0.1 ft |
| High | 9:31 PM | 1.3 ft |
| Low | 4:16 AM | 0.4 ft |
| High | 9:33 AM | 1.3 ft |
| Low | 4:35 PM | 0.1 ft |
| High | 10:17 PM | 1.3 ft |
Every high and low tide for the next month at Elliott Key Harbor, Elliott Key, Biscayne Bay, with heights in feet (MLLW), the daily tidal range, and sunrise & sunset.
| Day | Sunrise | Sunset | Tides (time · ft, MLLW) | Range | |||
|---|---|---|---|---|---|---|---|
| Tue, Jul 21Today | 6:42 AM | 8:12 PM | High4:33 AM1.4 ft | Low11:35 AM0.0 ft | High5:11 PM1.3 ft | — | 1.4 ft |
| Wed, Jul 22 | 6:43 AM | 8:12 PM | Low12:00 AM0.3 ft | High5:22 AM1.3 ft | Low12:27 PM0.1 ft | High6:03 PM1.3 ft | 1.2 ft |
| Thu, Jul 23 | 6:43 AM | 8:11 PM | Low12:53 AM0.3 ft | High6:11 AM1.3 ft | Low1:17 PM0.1 ft | High6:55 PM1.2 ft | 1.2 ft |
| Fri, Jul 24 | 6:44 AM | 8:11 PM | Low1:43 AM0.4 ft | High7:00 AM1.3 ft | Low2:08 PM0.1 ft | High7:46 PM1.2 ft | 1.2 ft |
| Sat, Jul 25 | 6:44 AM | 8:10 PM | Low2:36 AM0.4 ft | High7:50 AM1.3 ft | Low2:59 PM0.1 ft | High8:39 PM1.2 ft | 1.2 ft |
| Sun, Jul 26 | 6:45 AM | 8:10 PM | Low3:28 AM0.4 ft | High8:42 AM1.3 ft | Low3:50 PM0.1 ft | High9:31 PM1.3 ft | 1.2 ft |
| Mon, Jul 27 | 6:45 AM | 8:09 PM | Low4:16 AM0.4 ft | High9:33 AM1.3 ft | Low4:35 PM0.1 ft | High10:17 PM1.3 ft | 1.2 ft |
| Tue, Jul 28 | 6:46 AM | 8:09 PM | Low5:01 AM0.3 ft | High10:21 AM1.4 ft | Low5:17 PM0.0 ft | High11:00 PM1.4 ft | 1.4 ft |
| Wed, Jul 29 | 6:46 AM | 8:08 PM | Low5:43 AM0.3 ft | High11:06 AM1.4 ft | Low5:58 PM0.0 ft | High11:42 PM1.5 ft | 1.5 ft |
| Thu, Jul 30 | 6:47 AM | 8:08 PM | Low6:24 AM0.3 ft | High11:50 AM1.4 ft | Low6:38 PM0.0 ft | — | 1.4 ft |
| Fri, Jul 31 | 6:47 AM | 8:07 PM | High12:24 AM1.5 ft | Low7:05 AM0.2 ft | High12:37 PM1.5 ft | Low7:17 PM0.1 ft | 1.4 ft |
| Sat, Aug 1 | 6:47 AM | 8:06 PM | High1:08 AM1.5 ft | Low7:44 AM0.2 ft | High1:24 PM1.5 ft | Low7:56 PM0.1 ft | 1.4 ft |
| Sun, Aug 2 | 6:48 AM | 8:06 PM | High1:50 AM1.6 ft | Low8:21 AM0.1 ft | High2:12 PM1.5 ft | Low8:34 PM0.1 ft | 1.5 ft |
| Mon, Aug 3 | 6:48 AM | 8:05 PM | High2:33 AM1.6 ft | Low8:59 AM0.1 ft | High2:59 PM1.5 ft | Low9:14 PM0.2 ft | 1.5 ft |
| Tue, Aug 4 | 6:49 AM | 8:04 PM | High3:16 AM1.6 ft | Low9:41 AM0.1 ft | High3:49 PM1.5 ft | Low10:01 PM0.3 ft | 1.5 ft |
| Wed, Aug 5 | 6:49 AM | 8:04 PM | High4:02 AM1.6 ft | Low10:35 AM0.1 ft | High4:43 PM1.5 ft | Low11:02 PM0.3 ft | 1.5 ft |
| Thu, Aug 6 | 6:50 AM | 8:03 PM | High4:54 AM1.5 ft | Low11:39 AM0.1 ft | High5:42 PM1.5 ft | — | 1.4 ft |
| Fri, Aug 7 | 6:50 AM | 8:02 PM | Low12:10 AM0.4 ft | High5:50 AM1.5 ft | Low12:42 PM0.0 ft | High6:41 PM1.5 ft | 1.5 ft |
| Sat, Aug 8 | 6:51 AM | 8:02 PM | Low1:13 AM0.4 ft | High6:49 AM1.5 ft | Low1:44 PM0.0 ft | High7:41 PM1.5 ft | 1.5 ft |
| Sun, Aug 9 | 6:51 AM | 8:01 PM | Low2:17 AM0.4 ft | High7:49 AM1.6 ft | Low2:48 PM0.0 ft | High8:42 PM1.5 ft | 1.6 ft |
| Mon, Aug 10 | 6:52 AM | 8:00 PM | Low3:21 AM0.3 ft | High8:51 AM1.6 ft | Low3:49 PM0.0 ft | High9:41 PM1.6 ft | 1.6 ft |
| Tue, Aug 11 | 6:52 AM | 7:59 PM | Low4:20 AM0.2 ft | High9:52 AM1.7 ft | Low4:45 PM-0.1 ft | High10:35 PM1.7 ft | 1.8 ft |
| Wed, Aug 12 | 6:53 AM | 7:59 PM | Low5:13 AM0.2 ft | High10:47 AM1.7 ft | Low5:37 PM-0.1 ft | High11:23 PM1.7 ft | 1.8 ft |
| Thu, Aug 13 | 6:53 AM | 7:58 PM | Low6:04 AM0.1 ft | High11:39 AM1.7 ft | Low6:27 PM0.0 ft | — | 1.7 ft |
| Fri, Aug 14 | 6:54 AM | 7:57 PM | High12:11 AM1.7 ft | Low6:54 AM0.1 ft | High12:31 PM1.7 ft | Low7:17 PM0.0 ft | 1.7 ft |
| Sat, Aug 15 | 6:54 AM | 7:56 PM | High12:58 AM1.7 ft | Low7:43 AM0.0 ft | High1:22 PM1.7 ft | Low8:05 PM0.1 ft | 1.7 ft |
| Sun, Aug 16 | 6:54 AM | 7:55 PM | High1:44 AM1.7 ft | Low8:29 AM0.1 ft | High2:11 PM1.7 ft | Low8:50 PM0.2 ft | 1.6 ft |
| Mon, Aug 17 | 6:55 AM | 7:54 PM | High2:28 AM1.7 ft | Low9:14 AM0.1 ft | High2:58 PM1.6 ft | Low9:37 PM0.3 ft | 1.6 ft |
| Tue, Aug 18 | 6:55 AM | 7:54 PM | High3:11 AM1.6 ft | Low10:01 AM0.2 ft | High3:45 PM1.6 ft | Low10:27 PM0.4 ft | 1.4 ft |
| Wed, Aug 19 | 6:56 AM | 7:53 PM | High3:56 AM1.6 ft | Low10:52 AM0.3 ft | High4:33 PM1.5 ft | Low11:22 PM0.5 ft | 1.3 ft |
Tide predictions for Elliott Key Harbor, Elliott Key, Biscayne Bay come from NOAA station 8723409 (Florida), computed from long-term harmonic analysis of observed water levels. Heights are shown in feet relative to MLLW (Mean Lower Low Water) — the same datum used on US nautical charts — so they line up directly with charted depths.
Elliott Key Harbor, Elliott Key, Biscayne Bay typically sees a mixed semidiurnal tide, with two highs and two lows of differing heights each day. Use the curve above to time a harbor entrance, a beach walk, fishing a moving tide, or clearing a shallow bar — and remember that wind and pressure can push the real water level above or below prediction. The daily tidal range in the 30-day table shows how much water moves each day: bigger ranges around the new and full moon mean stronger currents.
Today (Tuesday, July 21), high tide at Elliott Key Harbor, Elliott Key, Biscayne Bay is at 4:33 AM (1.4 ft), 5:11 PM (1.3 ft). Heights are referenced to MLLW (Mean Lower Low Water).
Today, low tide at Elliott Key Harbor, Elliott Key, Biscayne Bay is at 11:35 AM (0.0 ft).
All heights are given in feet relative to MLLW (Mean Lower Low Water), the standard NOAA chart datum for US tidal waters. A tide of 0.0 ft equals the chart datum; negative tides fall below it.
These are NOAA harmonic predictions — highly accurate for the astronomical tide. Real water levels can still differ with wind, barometric pressure, and storms, so always check current conditions before getting underway.