Saint-Martin-de-Ré tides
Today, Thursday, October 29, 2026 · local time (CET) · New Aquitaine, France- 6:23 am13.3 ft
- 6:58 pm12.5 ft
- 1:34 am1.8 ft
- 1:58 pm1.5 ft
- Tide now
- 8.4 ft ↓ falling · low 1:58 pm (1.5 ft)
- Coefficient
- 84 · average coefficient
- Range today
- 11.8 ft
Today there are high tides at 6:23 am (13.3 ft) and 6:58 pm (12.5 ft) and low tides at 1:34 am and 1:58 pm. Tide coefficient 84. Right now the tide is falling toward the low tide at 1:58 pm. In Saint-Martin-de-Ré the tide is semidiurnal: two high and two low tides a day, of similar height. The next spring tides: from November 9 to 11.
Today's high and low tides
- ▼ Low tide 1:34 am 1.8 ft
- ▲ High tide 6:23 am 13.3 ft · coef. 84
- ▼ Next low tide 1:58 pm 1.5 ft
- ▲ High tide 6:58 pm 12.5 ft · coef. 81
↓ Falling The tide is falling. 4 h 32 min to low tide at 1:58 pm.
Tide coefficient 84 for the 6:23 am high tide and 81 for the 6:58 pm high tide. Average coefficient. The water rises and falls 11.8 ft between the highest high and the lowest low: an average range for this place. 70 is an average tide here; 90 and above means spring tides; below 45, neap tides. What is the tide coefficient?
Heights above chart datum: the lowest astronomical tide (LAT), the zero of nautical charts in Europe. Astronomical prediction: wind and air pressure can raise or lower the water by a few inches, and more in a storm. Not for navigation.
Tides for the next 7 days
| Day | Sun | Tide 1 | Tide 2 | Tide 3 | Tide 4 | Coef. | Moon | Major periods | Activity |
|---|---|---|---|---|---|---|---|---|---|
| Today, Thu 29 | 7:42 am · 5:56 pm | Low tide 1:34 am · 1.8 ft | High tide 6:23 am · 13.3 ft | Low tide 1:58 pm · 1.5 ft | High tide 6:58 pm · 12.5 ft | Coef. 84 | 85% | Major periods 2:31 am · 3:03 pm | Medium |
| Fri 30 | 7:43 am · 5:54 pm | Low tide 2:11 am · 1.9 ft | High tide 7:16 am · 12.4 ft | Low tide 2:37 pm · 1.6 ft | High tide 7:59 pm · 11.4 ft | Coef. 77 | 76% | Major periods 3:36 am · 4:08 pm | Medium |
| Sat 31 | 7:45 am · 5:53 pm | Low tide 2:50 am · 2.1 ft | High tide 8:23 am · 11.5 ft | Low tide 3:21 pm · 1.8 ft | High tide 9:12 pm · 10.4 ft | Coef. 68 | 66% | Major periods 4:39 am · 5:09 pm | Medium |
| Sun 1 | 7:46 am · 5:51 pm | Low tide 3:36 am · 2.4 ft | High tide 9:45 am · 10.8 ft | Low tide 4:14 pm · 2.1 ft | High tide 10:44 pm · 9.8 ft | Coef. 59 | Last quarter | Major periods 5:37 am · 6:05 pm | Medium |
| Mon 2 | 7:48 am · 5:50 pm | Low tide 4:35 am · 2.7 ft | High tide 11:23 am · 10.6 ft | Low tide 5:20 pm · 2.4 ft | — | Coef. 54 | 43% | Major periods 6:31 am · 6:57 pm | Medium |
| Tue 3 | 7:49 am · 5:48 pm | High tide 12:09 am · 10.0 ft | Low tide 5:47 am · 2.7 ft | High tide 12:39 pm · 11.0 ft | Low tide 6:37 pm · 2.2 ft | Coef. 57 | 33% | Major periods 7:21 am · 7:44 pm | Medium |
| Wed 4 | 7:51 am · 5:47 pm | High tide 1:12 am · 10.5 ft | Low tide 7:04 am · 2.3 ft | High tide 1:36 pm · 11.6 ft | Low tide 7:49 pm · 1.6 ft | Coef. 66 | 23% | Major periods 8:07 am · 8:29 pm | Medium |
▲ high tide · ▼ low tide · heights above chart datum (LAT). Major periods: start time; they last 2 hours. Activity: based on the moon phase and the solunar periods.
Tide coefficient and range in October
The biggest tides of the month came from October 9 to 11 (coefficient 93, 13.0 ft range). The smallest, on October 19 (coefficient 35, 5.4 ft).
Type of tide
In Saint-Martin-de-Ré the tide is semidiurnal: two high and two low tides a day, of similar height. Types of tides
2026 extremes: the highest tide of the year is on March 20 (14.6 ft) and the lowest, on July 17 (0.3 ft).
Reference levels
- Highest astronomical tide (HAT)15.9 ft
- Mean higher high water (MHHW)11.9 ft
- Mean high water (MHW)11.7 ft
- Mean sea level (MSL)6.9 ft
- Mean low water (MLW)1.8 ft
- Mean lower low water (MLLW)1.6 ft
- Lowest astronomical tide (LAT)0.0 ft
Heights above chart datum: the lowest astronomical tide (LAT), the zero of nautical charts in Europe.
Questions about the tides in Saint-Martin-de-Ré
What time is high tide today in Saint-Martin-de-Ré?
High tide today is at 6:23 am (13.3 ft) and 6:58 pm (12.5 ft). Low tide is at 1:34 am and 1:58 pm.
What time is high tide tomorrow in Saint-Martin-de-Ré?
On Friday, October 30, high tide at 7:16 am and 7:59 pm and low tide at 2:11 am and 2:37 pm.
What is today's tide coefficient?
84: average coefficient. 70 is an average tide here; 90 and above means spring tides; below 45, neap tides.
When are the next spring tides?
From November 9 to 11, after the new or full moon.
How many tides a day are there in Saint-Martin-de-Ré?
The tide is semidiurnal: two high and two low tides a day, of similar height. Each high tide comes about 50 minutes later than the day before.
What are the heights measured from?
From chart datum: the lowest astronomical tide (LAT), the zero of nautical charts in Europe. That is why a low tide can be negative: that day the water drops below that zero.
Can I use these tides for navigation?
No. They are astronomical predictions for planning fishing and outings; for navigation use official publications and nautical charts.
More about Saint-Martin-de-Ré today
Tides near Saint-Martin-de-Ré
- La Flotte ▲ 6:01 am
- La Tranche-sur-Mer ▲ 6:34 am
- Saint-Denis-d'Oléron ▲ 5:57 am
- Esnandes ▲ 6:36 am
- Châtelaillon-Plage ▲ 5:58 am
- Saint-Laurent-de-la-Prée ▲ 6:12 am
Each place with its own tide station; next to it, the time of its first high tide today.
Learn more
Saint-Martin-de-Ré has no station of its own, so we use the tide at Ars-en-Ré (REFMAR (Cdc Ile de Ré)), 6.7 mi away. On the open coast the difference is usually a few minutes and inches; inside estuaries, rivers and enclosed bays it can be much larger. Station data attribution: REFMAR, ARS-EN-RE (Cdc Ile de Ré), http://dx.doi.org/10.17183/REFMAR#6258, https://data.shom.fr/donnees/refmar/6258: sea level observations of 2025-07-27 to 2026-07-28. Licence Ouverte v2.0 (Etalab, https://www.etalab.gouv.fr/licence-ouverte-open-licence/). Modified: harmonic constants fitted by TidePlanet from these observations.