Tide predictions (Instituto Hidrográfico)
Kept by incident.meteorology@web-summit.dinis, 11 November 2026, 11:36 UTC
Kept by incident.meteorology@web-summit.dinis, 11 November 2026, 11:36 UTC
Open data and APIs
Where a forecast comes from · Open data and APIs · id data-ih-tides · as data
The official tide tables for Portuguese ports. A storm surge on a high spring tide is how Lisbon's riverside floods: the tide is astronomy, the surge is weather.
Address: https://www.hidrografico.pt/ (leaves this site)
| This | Verb | That | The page that says so | Read | Check |
|---|---|---|---|---|---|
| Tide predictions (Instituto Hidrográfico) | published by | Instituto Hidrográfico | hidrografico.pt: "temporariamente indisponíveis. Tenta novamente mais tarde. Os dados são obtidos através da plataforma: Fechar Previsão de Marés Fechar Dia: Período 1 2 3 4 5 6 7 Os dados de marés estão temporariamente indisponíveis. Ten" | 11:28 UTC, 11 Nov | stated on the page |
No licence row yet covers this node: unclear until one does. The licence table.
Not a warning service: this page explains where data comes from. For warnings follow IPMA and ANEPC.