Tide Flow

Global harmonic tide visualization

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Educational model: values use approximate, uncalibrated coefficients. Never use them for navigation or safety decisions. Read the limitations. Times are shown in the selected location's timezone.

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An hourly harmonic tide curve for the selected location and date range. Values are approximate relative levels in metres.

Highest level

Lowest level

Average

Range

Educational visualization using approximate harmonic coefficients. Do not use it for navigation, rescue, or safety decisions. Method and limitations

Open source under MIT. Contribute or leave a star if this is useful. Third-party notices