France

Merouville

30–35 mMax Depth

boatEntry

7Species

Conditions Summary

Model forecast · local time (GMT+2)

Model conditions signal91/100

Waves

0.7 m

5.6 s

Swell

0.6 m

4.5 s

Current speed

0.9 km/h

flowing toward E

Water temperature

23.0°C

Wind

5.2 km/h

→ N

Sea level

-0.4 m

falling

WavesWatch

SwellCalm

Current speedCalm

Planning window

20:45–20:00

Calmest model window

Forecast Overview

Tue, Oct 20Watch

Waves0.7–0.7 mCurrent speed1.1 km/h maxWater temperature23.0°C

TodayChallenging

Waves0.8–2.9 mCurrent speed4.0 km/h maxWater temperature22.8°C

TomorrowChallenging

Waves1.3–3.0 mCurrent speed4.0 km/h maxWater temperature21.6°C

Fri, Oct 23Watch

Waves0.6–1.3 mCurrent speed1.0 km/h maxWater temperature22.0°C

Next 72 hours

20:00

Waves: 0.7 m

Current speed: 0.7 km/h

Water temperature: 23.0°C

02:00

Waves: 1.1 m

Current speed: 2.0 km/h

Water temperature: 23.0°C

08:00

Waves: 1.4 m

Current speed: 2.9 km/h

Water temperature: 22.9°C

14:00

Waves: 1.9 m

Current speed: 3.8 km/h

Water temperature: 22.8°C

20:00

Waves: 2.5 m

Current speed: 4.0 km/h

Water temperature: 22.4°C

02:00

Waves: 3.0 m

Current speed: 3.8 km/h

Water temperature: 22.0°C

08:00

Waves: 2.6 m

Current speed: 3.1 km/h

Water temperature: 21.5°C

14:00

Waves: 2.4 m

Current speed: 2.7 km/h

Water temperature: 21.5°C

20:00

Waves: 1.6 m

Current speed: 1.7 km/h

Water temperature: 21.6°C

02:00

Waves: 1.1 m

Current speed: 0.8 km/h

Water temperature: 21.7°C

08:00

Waves: 0.8 m

Current speed: 0.7 km/h

Water temperature: 21.9°C

14:00

Waves: 0.6 m

Current speed: 1.0 km/h

Water temperature: 22.3°C

Catalog depth30–35 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.

Updated: cached data

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 25.1°

Jan13.9°

Feb13.5°

Mar13.8°

Apr14.8°

May17.4°

Jun20.9°

Jul23.9°

Aug25.1°

Sep23.1°

Oct20.4°

Nov17.6°

Dec15.0°

Current: moderate

Typical visibility: 8 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 Wateradvanced 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

Giant goby

Gobius cobitis

DeepLog1

Green spoon worm

Bonellia viridis

DeepLog1

Purple jellyfish

Pelagia noctiluca

DeepLog1

Rainbow wrasse

Coris julis

DeepLog1

Salema

Sarpa salpa

DeepLog1

Snakelocks anemone

Anemonia viridis

DeepLog1

Wide-eyed flounder

Bothus podas

DeepLog1

Posidonia oceanica

Nearby OBIS observations17

Oblada melanurus

Nearby OBIS observations8

Crithmum maritimum

Nearby OBIS observations7

Thalassionema nitzschioides

Nearby OBIS observations7

Nitzschia longissima

Nearby OBIS observations6

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

DeepLog + OBIS →

Photos