Oceania › Micronesia

Haian Maru

18–40 mMax Depth

boatEntry

2Species

Conditions Summary

Model forecast · local time (GMT+10)

Model conditions signal91/100

Waves

0.9 m

5.8 s

Swell

0.7 m

4.5 s

Current speed

1.1 km/h

flowing toward E

Water temperature

29.3°C

Wind

21.5 km/h

→ NE

Sea level

0.4 m

falling

WavesWatch

SwellCalm

Current speedCalm

Planning window

11:00–12:00

Calmest model window

Forecast Overview

TodayWatch

Waves0.7–0.9 mCurrent speed1.2 km/h maxWater temperature29.4°C

TomorrowWatch

Waves0.7–1.1 mCurrent speed1.8 km/h maxWater temperature29.3°C

Fri, Oct 23Watch

Waves0.9–1.1 mCurrent speed2.1 km/h maxWater temperature29.3°C

Sat, Oct 24Watch

Waves0.9–0.9 mCurrent speed0.4 km/h maxWater temperature29.2°C

Next 72 hours

01:00

Waves: 0.9 m

Current speed: 1.1 km/h

Water temperature: 29.3°C

07:00

Waves: 0.9 m

Current speed: 0.6 km/h

Water temperature: 29.2°C

13:00

Waves: 0.8 m

Current speed: 1.0 km/h

Water temperature: 29.6°C

19:00

Waves: 0.7 m

Current speed: 0.8 km/h

Water temperature: 29.6°C

01:00

Waves: 0.7 m

Current speed: 0.6 km/h

Water temperature: 29.3°C

07:00

Waves: 0.8 m

Current speed: 0.5 km/h

Water temperature: 29.3°C

13:00

Waves: 1.0 m

Current speed: 0.9 km/h

Water temperature: 29.3°C

19:00

Waves: 1.1 m

Current speed: 1.5 km/h

Water temperature: 29.3°C

01:00

Waves: 1.1 m

Current speed: 1.9 km/h

Water temperature: 29.2°C

07:00

Waves: 1.0 m

Current speed: 1.8 km/h

Water temperature: 29.2°C

13:00

Waves: 1.0 m

Current speed: 0.7 km/h

Water temperature: 29.3°C

19:00

Waves: 1.0 m

Current speed: 0.4 km/h

Water temperature: 29.4°C

Catalog depth18–40 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.

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

Nov-May

Peak month

Sep 29.5°

Jan28.5°

Feb28.3°

Mar28.5°

Apr28.8°

May29.1°

Jun29.3°

Jul29.3°

Aug29.3°

Sep29.5°

Oct29.5°

Nov29.3°

Dec28.9°

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

wrecksalt 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

Cooraburra phyllidiella

Phyllidiella cooraburrama

DeepLog1

Rudman's phyllidiella

Phyllidiella rudmani

DeepLog1

Small-bodied acanthurid

Ctenochaetus striatus

Nearby OBIS observations66

Small-bodied parrotfish

Scaridae

Nearby OBIS observations20

Large-bodied parrotfish

Hipposcarus longiceps

Nearby OBIS observations11

Rabbitfish

Siganus doliatus

Nearby OBIS observations8

Small-bodied parrotfish

Chlorurus sordidus

Nearby OBIS observations8

Chordata

Nearby OBIS observations7

Large-bodied emperor

Monotaxis grandoculis

Nearby OBIS observations7

Halimeda opuntia

Nearby OBIS observations6

Small-bodied parrotfish

Scarus psittacus

Nearby OBIS observations6

Porifera

Nearby OBIS observations5

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

DeepLog + OBIS →

Photos