Today's high and low tide times for Marco Island, FL, plus a 7-day tide table. Astronomical predictions from the nearest harmonic station — free and updated daily.
In Marco Island, FL, the next high tide is at 6:57 AM (2.3ft) and the next low tide is at 11:12 AM (1.9ft), based on harmonic predictions for Marco, Big Marco River.
All high and low tides for Marco Island today, in local time (America/New York). Heights are metres above chart datum.
High (H) and low (L) tide times and heights for the next seven days at Marco Island.
| Date | Tides (local time · height) |
|---|---|
| Sun, Nov 1 | H 6:57 AM 2.3ftL 11:12 AM 1.9ftH 5:24 PM 3.3ft |
| Mon, Nov 2 | L 1:03 AM 0.5ftH 8:12 AM 2.5ftL 12:42 PM 1.9ftH 6:45 PM 3.1ft |
| Tue, Nov 3 | L 2:09 AM 0.5ftH 9:09 AM 2.6ftL 2:06 PM 1.7ftH 8:09 PM 3.1ft |
| Wed, Nov 4 | L 3:06 AM 0.6ftH 9:54 AM 2.8ftL 3:18 PM 1.5ftH 9:21 PM 3.1ft |
| Thu, Nov 5 | L 3:57 AM 0.6ftH 10:30 AM 2.9ftL 4:15 PM 1.2ftH 10:24 PM 3.1ft |
| Fri, Nov 6 | L 4:42 AM 0.8ftH 11:06 AM 3.1ftL 5:06 PM 0.9ftH 11:21 PM 3.1ft |
| Sat, Nov 7 | L 5:21 AM 0.9ftH 11:36 AM 3.1ftL 5:51 PM 0.7ft |
| Sun, Nov 8 | H 12:12 AM 3.0ftL 5:57 AM 1.0ftH 12:06 PM 3.2ftL 6:36 PM 0.5ft |
Predicted for Marco, Big Marco River, 3.5 km away (reliability: high — a close match — expect predictions within a few minutes of the published station table).
These are astronomical tide predictions — the rise and fall driven by the moon and sun, computed by harmonic analysis. They do not include weather effects: a strong onshore wind, low barometric pressure or a storm surge can push the real water level above the predicted high, and offshore winds or high pressure can hold it below the predicted low. For navigation or any safety-critical decision, always check the official tide tables and a live water-level gauge for Marco Island.
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