Tide times and sea temperature — Cascais
Modelled high and low water for Cascais, and the sea temperature right now.
Local time 20:02 · Portugal · Data from 20:02 local · 0 min ago
Today
⚠️ Approximate forecast, not an official tide table — do not use for navigation.
| Time | Water | Height |
|---|---|---|
| 01:25 | High water | 1.1 m |
| 07:30 | Low water | -1.1 m |
| 13:40 | High water | 1.5 m |
| 20:00 | Low water | -1.4 m |
Heights are MODELLED total sea level (tide plus wind and pressure surge), stated relative to the mean level of the forecast period itself — a model datum, not an official chart datum. A high water is therefore positive and a low water negative. Source: Open-Meteo Marine.
Tide outlook — 6 days
| Day | High water | Low water | Range | Sea temp. |
|---|---|---|---|---|
| Wed 09.09 | 01:25 · 1.1 m · 13:40 · 1.5 m | 07:30 · -1.1 m · 20:00 · -1.4 m | 2.9 m | 17.3–18.3 °C |
| Thu 10.09 | 02:10 · 1.3 m · 14:20 · 1.6 m | 08:10 · -1.3 m · 20:40 · -1.5 m | 3.2 m | 16.9–17.3 °C |
| Fri 11.09 | 02:45 · 1.4 m · 15:00 · 1.7 m | 08:50 · -1.4 m · 21:15 · -1.6 m | 3.2 m | 16.9–17.5 °C |
| Sat 12.09 | 03:25 · 1.5 m · 15:40 · 1.6 m | 09:25 · -1.4 m · 21:50 · -1.5 m | 3.2 m | 17.4–18.4 °C |
| Sun 13.09 | 04:00 · 1.4 m · 16:15 · 1.5 m | 10:00 · -1.4 m · 22:25 · -1.4 m | 2.9 m | 17.6–18.4 °C |
| Mon 14.09 | 04:35 · 1.3 m · 16:50 · 1.3 m | 10:35 · -1.3 m · 22:55 · -1.2 m | 2.6 m | 17.6–18.6 °C |
Is it worth getting in the water?
Tide is only one factor. Our free forecast for Cascais also weighs swell, wind, underwater visibility and temperature, and gives one honest go / no-go verdict for every 3-hour window of the week.
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