Asia › Malaysia › Mersing

Pulau Pinang

24–45 mMax Depth

boatEntry

5Species

Conditions Summary

Model forecast · local time (GMT+8)

Model conditions signal100/100

Waves

0.4 m

5.9 s

Swell

0.4 m

4.3 s

Current speed

1.3 km/h

flowing toward S

Water temperature

31.0°C

Wind

5.1 km/h

→ NE

Sea level

0.8 m

falling

WavesCalm

SwellCalm

Current speedCalm

Planning window

11:30–11:00

Calmest model window

Forecast Overview

Tue, Oct 20Calm

Waves0.3–0.4 mCurrent speed1.5 km/h maxWater temperature31.0°C

TodayCalm

Waves0.3–0.3 mCurrent speed1.9 km/h maxWater temperature30.9°C

TomorrowCalm

Waves0.2–0.3 mCurrent speed1.9 km/h maxWater temperature31.1°C

Fri, Oct 23Watch

Waves0.2–0.2 mCurrent speed1.9 km/h maxWater temperature30.9°C

Next 72 hours

11:00

Waves: 0.4 m

Current speed: 1.5 km/h

Water temperature: 30.9°C

17:00

Waves: 0.4 m

Current speed: 0.4 km/h

Water temperature: 31.0°C

23:00

Waves: 0.3 m

Current speed: 0.4 km/h

Water temperature: 30.8°C

05:00

Waves: 0.3 m

Current speed: 1.7 km/h

Water temperature: 30.6°C

11:00

Waves: 0.3 m

Current speed: 1.5 km/h

Water temperature: 31.0°C

17:00

Waves: 0.3 m

Current speed: 0.4 km/h

Water temperature: 31.2°C

23:00

Waves: 0.3 m

Current speed: 0.3 km/h

Water temperature: 30.8°C

05:00

Waves: 0.3 m

Current speed: 1.6 km/h

Water temperature: 30.6°C

11:00

Waves: 0.3 m

Current speed: 1.3 km/h

Water temperature: 31.1°C

17:00

Waves: 0.3 m

Current speed: 0.6 km/h

Water temperature: 31.5°C

23:00

Waves: 0.2 m

Current speed: 0.2 km/h

Water temperature: 31.1°C

05:00

Waves: 0.2 m

Current speed: 1.6 km/h

Water temperature: 30.8°C

Catalog depth24–45 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

Mar-Sep

Peak month

May 29.8°

Jan27.3°

Feb27.3°

Mar28.1°

Apr29.5°

May29.8°

Jun29.6°

Jul29.1°

Aug28.7°

Sep28.9°

Oct29.3°

Nov29.0°

Dec28.1°

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

wallsalt 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

Chocolate hind

Cephalopholis boenak

DeepLog1

Lined nembrotha

Nembrotha lineolata

DeepLog1

Ocellated sea cucumber

Bohadschia argus

DeepLog1

Tiger cowrie

Cypraea tigris

DeepLog1

Zebra turkeyfish

Dendrochirus zebra

DeepLog1

Pteraeolidia semperi

Nearby OBIS observations19

Cheilinus fasciatus

Nearby OBIS observations7

Culcita novaeguineae

Nearby OBIS observations7

Phyllidia varicosa

Nearby OBIS observations7

Nembrotha kubaryana

Nearby OBIS observations6

Scolopsis margaritifera

Nearby OBIS observations6

Siganus virgatus

Nearby OBIS observations6

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

DeepLog + OBIS →

Photos