Indonesia

Lighthouse Reef Sangeang

5–30 mMax Depth

shoreEntry

14Species

Conditions Summary

Model forecast · local time (GMT+8)

Model conditions signal100/100

Waves

0.2 m

3.0 s

Swell

0.1 m

2.9 s

Current speed

0.9 km/h

flowing toward S

Water temperature

29.7°C

Wind

10.3 km/h

→ SE

Sea level

-0.1 m

falling

WavesCalm

SwellCalm

Current speedCalm

Planning window

13:00–14:00

Calmest model window

Forecast Overview

TodayCalm

Waves0.1–0.2 mCurrent speed1.1 km/h maxWater temperature29.6°C

TomorrowCalm

Waves0.1–0.2 mCurrent speed1.3 km/h maxWater temperature29.6°C

Fri, Oct 23Calm

Waves0.2–0.2 mCurrent speed1.1 km/h maxWater temperature29.6°C

Sat, Oct 24Calm

Waves0.2–0.3 mCurrent speed0.7 km/h maxWater temperature29.5°C

Next 72 hours

13:00

Waves: 0.2 m

Current speed: 0.9 km/h

Water temperature: 29.7°C

19:00

Waves: 0.2 m

Current speed: 1.1 km/h

Water temperature: 29.6°C

01:00

Waves: 0.1 m

Current speed: 1.1 km/h

Water temperature: 29.4°C

07:00

Waves: 0.1 m

Current speed: 0.9 km/h

Water temperature: 29.3°C

13:00

Waves: 0.1 m

Current speed: 1.1 km/h

Water temperature: 29.9°C

19:00

Waves: 0.2 m

Current speed: 1.1 km/h

Water temperature: 29.7°C

01:00

Waves: 0.2 m

Current speed: 1.1 km/h

Water temperature: 29.5°C

07:00

Waves: 0.2 m

Current speed: 0.7 km/h

Water temperature: 29.5°C

13:00

Waves: 0.2 m

Current speed: 0.8 km/h

Water temperature: 29.7°C

19:00

Waves: 0.2 m

Current speed: 0.6 km/h

Water temperature: 29.6°C

01:00

Waves: 0.2 m

Current speed: 0.7 km/h

Water temperature: 29.5°C

07:00

Waves: 0.2 m

Current speed: 0.5 km/h

Water temperature: 29.4°C

Catalog depth5–30 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

Nov 29.6°

Jan28.7°

Feb28.4°

Mar28.8°

Apr29.3°

May29.2°

Jun28.6°

Jul27.9°

Aug27.5°

Sep27.8°

Oct28.7°

Nov29.6°

Dec29.3°

Current: moderate

Typical visibility: 15 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

Sap sucking slug

Thuridilla lineolata

DeepLog2

Black-blotched porcupinefish

Diodon liturosus

DeepLog1

Blackspotted puffer

Arothron nigropunctatus

DeepLog1

Coryphellina flamma

DeepLog1

Geographic sea hare

Syphonota geographica

DeepLog1

Iridescent cardinalfish

Pristiapogon kallopterus

DeepLog1

Nudibranch

Doriprismatica atromarginata

DeepLog1

Peltodoris murrea

DeepLog1

Polka-dot nudibranch

Jorunna funebris

DeepLog1

Red-toothed triggerfish

Odonus niger

DeepLog1

Spanish dance

Hexabranchus sanguineus

DeepLog1

Spinecheek anemonefish

Amphiprion biaculeatus

DeepLog1

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

DeepLog + OBIS →

Photos