France

Mérouville

15–35 mMax Depth

boatEntry

6Species

Conditions Summary

Model forecast · local time (GMT+2)

Model conditions signal100/100

Waves

0.3 m

4.9 s

Swell

0.3 m

4.4 s

Current speed

0.2 km/h

flowing toward W

Water temperature

23.9°C

Wind

5.4 km/h

→ NE

Sea level

-0.5 m

WavesCalm

SwellCalm

Current speedCalm

Planning window

22:45–22:00

Calmest model window

Forecast Overview

Wed, Oct 14Calm

Waves0.3–0.3 mCurrent speed0.2 km/h maxWater temperature23.9°C

Thu, Oct 15Calm

Waves0.3–0.4 mCurrent speed0.6 km/h maxWater temperature23.8°C

Fri, Oct 16Calm

Waves0.1–0.4 mCurrent speed1.0 km/h maxWater temperature23.7°C

Sat, Oct 17Calm

Waves0.1–0.3 mCurrent speed0.8 km/h maxWater temperature23.7°C

Next 72 hours

22:00

Waves: 0.3 m

Current speed: 0.2 km/h

Water temperature: 23.9°C

04:00

Waves: 0.3 m

Current speed: 0.4 km/h

Water temperature: 23.8°C

10:00

Waves: 0.3 m

Current speed: 0.0 km/h

Water temperature: 23.8°C

16:00

Waves: 0.4 m

Current speed: 0.5 km/h

Water temperature: 23.9°C

22:00

Waves: 0.3 m

Current speed: 0.6 km/h

Water temperature: 23.8°C

04:00

Waves: 0.2 m

Current speed: 0.3 km/h

Water temperature: 23.7°C

10:00

Waves: 0.1 m

Current speed: 0.4 km/h

Water temperature: 23.7°C

16:00

Waves: 0.4 m

Current speed: 1.0 km/h

Water temperature: 23.7°C

22:00

Waves: 0.3 m

Current speed: 1.0 km/h

Water temperature: 23.6°C

04:00

Waves: 0.2 m

Current speed: 0.4 km/h

Water temperature: 23.6°C

10:00

Waves: 0.1 m

Current speed: 0.6 km/h

Water temperature: 23.7°C

16:00

Waves: 0.1 m

Current speed: 0.4 km/h

Water temperature: 23.8°C

Catalog depth15–35 m

Data sources & field guideOpen-Meteo Marine + Weather APIs

Planning context, not a safety guarantee. Coastal model accuracy is limited. Confirm the actual briefing, entry, exit, and suitability with a local operator.

Open-Meteo Marine + Weather APIs →

Dive readiness

Collecting the latest marine conditions and forecast signals.

Seasons · water temperature

12-month outlook

Best window

May-Oct

Peak month

Aug 24.9°

Jan13.9°

Feb13.4°

Mar13.6°

Apr14.7°

May17.3°

Jun20.8°

Jul23.7°

Aug24.9°

Sep23.2°

Oct20.6°

Nov17.9°

Dec15.3°

Current: moderate

Typical visibility: 20 m

Historical planning data from the recorded site profile. Water temperature and conditions can vary by day, depth, and weather; confirm current conditions with a local operator.

Explore nearby centers on the map

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Dive Types

reefsalt Waterintermediate Difficulty

Questions to ask a local operator

What are today's current, visibility, entry, and exit conditions?
Does the planned route stay within my certification and recent experience?
Are there local permits, conservation rules, or equipment requirements?

Common Species

12 km · nearby observations

Saddled seabream

Oblada melanurus

DeepLog3

Damselfish

Chromis chromis

DeepLog1

Mediterranean moray

Muraena helena

DeepLog1

Neptune-grass

Posidonia oceanica

DeepLog1

Purple jellyfish

Pelagia noctiluca

DeepLog1

White seabream

Diplodus sargus

DeepLog1

Pseudo-nitzschia

Nearby OBIS observations7

Euglenoidea

Nearby OBIS observations6

Thalassionema nitzschioides

Nearby OBIS observations6

Cryptophyceae

Nearby OBIS observations5

Licmophora

Nearby OBIS observations5

Nitzschia longissima

Nearby OBIS observations5

These are nearby biodiversity records, not a guarantee that every species will be seen on a particular dive.

DeepLog + OBIS →

Photos