Indonesia

Batu sandar

20–28 mMax Depth

boatEntry

100Species

Conditions Summary

Model forecast · local time (GMT+8)

Model conditions signal91/100

Waves

0.6 m

6.7 s

Swell

0.4 m

8.3 s

Current speed

1.4 km/h

flowing toward SW

Water temperature

28.9°C

Wind

8.2 km/h

→ S

Sea level

0.4 m

rising

WavesWatch

SwellCalm

Current speedCalm

Planning window

14:45–14:00

Calmest model window

Forecast Overview

Sun, Oct 18Watch

Waves0.5–0.6 mCurrent speed2.2 km/h maxWater temperature28.8°C

Mon, Oct 19Watch

Waves0.5–0.6 mCurrent speed2.3 km/h maxWater temperature28.8°C

Tue, Oct 20Watch

Waves0.5–0.7 mCurrent speed2.2 km/h maxWater temperature29.1°C

TodayWatch

Waves0.7–1.1 mCurrent speed2.1 km/h maxWater temperature29.3°C

Next 72 hours

14:00

Waves: 0.6 m

Current speed: 1.7 km/h

Water temperature: 28.9°C

20:00

Waves: 0.5 m

Current speed: 0.7 km/h

Water temperature: 28.7°C

02:00

Waves: 0.5 m

Current speed: 1.3 km/h

Water temperature: 28.6°C

08:00

Waves: 0.5 m

Current speed: 1.4 km/h

Water temperature: 28.6°C

14:00

Waves: 0.6 m

Current speed: 2.0 km/h

Water temperature: 29.1°C

20:00

Waves: 0.5 m

Current speed: 0.3 km/h

Water temperature: 29.0°C

02:00

Waves: 0.5 m

Current speed: 1.6 km/h

Water temperature: 28.9°C

08:00

Waves: 0.5 m

Current speed: 1.0 km/h

Water temperature: 28.8°C

14:00

Waves: 0.7 m

Current speed: 2.2 km/h

Water temperature: 29.3°C

20:00

Waves: 0.7 m

Current speed: 0.4 km/h

Water temperature: 29.2°C

02:00

Waves: 0.8 m

Current speed: 2.1 km/h

Water temperature: 29.2°C

08:00

Waves: 1.0 m

Current speed: 0.4 km/h

Water temperature: 29.2°C

Catalog depth20–28 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-Oct

Peak month

May 29.3°

Jan28.6°

Feb28.5°

Mar28.7°

Apr29.2°

May29.3°

Jun28.8°

Jul28.3°

Aug27.9°

Sep28.1°

Oct28.8°

Nov29.3°

Dec29.1°

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

Cuttlefish

Ascarosepion latimanus

DeepLog8

Fivefinger wrasse

Iniistius pentadactylus

DeepLog4

Sand bird octopus

Amphioctopus marginatus

DeepLog4

Harlequin ghost pipefish

Solenostomus paradoxus

DeepLog3

Monocle bream

Scolopsis temporalis

DeepLog3

Orange-black dragonet

Dactylopus kuiteri

DeepLog3

Spotted seahorse

Hippocampus kuda

DeepLog3

Star urchin

Astropyga radiata

DeepLog3

Honeycomb grouper

Epinephelus merra

DeepLog2

Horrid melibe

Melibe viridis

DeepLog2

Humpback grouper

Chromileptes altivelis

DeepLog2

Mimic octopus

Thaumoctopus mimicus

DeepLog2

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

DeepLog + OBIS →

Photos