Seychelles

Bay Ternai Marine Park

5–40 mMax Depth

boatEntry

29Species

Conditions Summary

Model forecast · local time (GMT+4)

Model conditions signal52/100

Waves

2.1 m

7.2 s

Swell

1.8 m

6.8 s

Current speed

2.0 km/h

flowing toward SW

Water temperature

29.0°C

Wind

—

Sea level

0.1 m

WavesChallenging

SwellChallenging

Current speedWatch

Forecast Overview

Mon, Oct 19Challenging

Waves1.8–2.1 mCurrent speed2.0 km/h maxWater temperature29.0°C

TodayChallenging

Waves1.4–1.8 mCurrent speed1.9 km/h maxWater temperature29.0°C

TomorrowChallenging

Waves1.4–1.6 mCurrent speed1.8 km/h maxWater temperature28.9°C

Thu, Oct 22Challenging

Waves1.3–1.6 mCurrent speed1.3 km/h maxWater temperature29.0°C

Next 72 hours

16:00

Waves: 2.1 m

Current speed: 2.0 km/h

Water temperature: 29.0°C

22:00

Waves: 1.8 m

Current speed: 1.8 km/h

Water temperature: 29.0°C

04:00

Waves: 1.7 m

Current speed: 1.8 km/h

Water temperature: 28.9°C

10:00

Waves: 1.5 m

Current speed: 1.9 km/h

Water temperature: 29.0°C

16:00

Waves: 1.4 m

Current speed: 1.9 km/h

Water temperature: 29.0°C

22:00

Waves: 1.4 m

Current speed: 1.5 km/h

Water temperature: 29.0°C

04:00

Waves: 1.4 m

Current speed: 1.6 km/h

Water temperature: 28.9°C

10:00

Waves: 1.5 m

Current speed: 1.8 km/h

Water temperature: 28.9°C

16:00

Waves: 1.5 m

Current speed: 1.7 km/h

Water temperature: 29.0°C

22:00

Waves: 1.6 m

Current speed: 1.5 km/h

Water temperature: 28.9°C

04:00

Waves: 1.5 m

Current speed: 1.1 km/h

Water temperature: 28.9°C

10:00

Waves: 1.3 m

Current speed: 1.1 km/h

Water temperature: 28.9°C

Catalog depth5–40 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

Apr-Nov

Peak month

Apr 29.9°

Jan28.3°

Feb28.7°

Mar29.4°

Apr29.9°

May29.2°

Jun27.5°

Jul26.4°

Aug26.3°

Sep27.2°

Oct27.9°

Nov28.3°

Dec28.3°

Current: mild

Typical visibility: 25 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 Waterbeginner 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

Lined surgeonfish

Acanthurus lineatus

DeepLog5

Checkerboard wrasse

Halichoeres hortulanus

DeepLog2

Filament blenny

Alticus monochrus

DeepLog2

Green birdmouth wrasse

Gomphosus caeruleus

DeepLog2

Black sea cucumber

Stichopus chloronotus

DeepLog1

Blackspot sergeant

Abudefduf sordidus

DeepLog1

Bluespotted cornetfish

Fistularia commersonii

DeepLog1

Convict surgeonfish

Acanthurus triostegus

DeepLog1

Distantly-lineated cone

Conus distans

DeepLog1

Dusky parrotfish

Scarus niger

DeepLog1

Feather star

Tropiometra carinata

DeepLog1

Floral wrasse

Cheilinus chlorourus

DeepLog1

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

DeepLog + OBIS →

Photos