Vietnam

Northern Reef

5–15 mMax Depth

boatEntry

9Species

Conditions Summary

Model forecast · local time (GMT+7)

Model conditions signal91/100

Waves

0.5 m

3.8 s

Swell

0.3 m

3.6 s

Current speed

0.3 km/h

flowing toward NW

Water temperature

29.3°C

Wind

14.9 km/h

→ NE

Sea level

0.8 m

rising

WavesWatch

SwellCalm

Current speedCalm

Planning window

14:45–14:00

Calmest model window

Forecast Overview

Wed, Oct 14Watch

Waves0.5–0.6 mCurrent speed0.4 km/h maxWater temperature29.2°C

Thu, Oct 15Calm

Waves0.4–0.5 mCurrent speed0.5 km/h maxWater temperature29.1°C

Fri, Oct 16Watch

Waves0.4–0.6 mCurrent speed0.6 km/h maxWater temperature29.1°C

Sat, Oct 17Calm

Waves0.4–0.4 mCurrent speed0.6 km/h maxWater temperature29.1°C

Next 72 hours

14:00

Waves: 0.5 m

Current speed: 0.4 km/h

Water temperature: 29.4°C

20:00

Waves: 0.6 m

Current speed: 0.3 km/h

Water temperature: 29.2°C

02:00

Waves: 0.4 m

Current speed: 0.4 km/h

Water temperature: 29.1°C

08:00

Waves: 0.5 m

Current speed: 0.4 km/h

Water temperature: 29.0°C

14:00

Waves: 0.5 m

Current speed: 0.4 km/h

Water temperature: 29.2°C

20:00

Waves: 0.5 m

Current speed: 0.4 km/h

Water temperature: 29.1°C

02:00

Waves: 0.4 m

Current speed: 0.4 km/h

Water temperature: 29.1°C

08:00

Waves: 0.4 m

Current speed: 0.5 km/h

Water temperature: 29.1°C

14:00

Waves: 0.6 m

Current speed: 0.5 km/h

Water temperature: 29.3°C

20:00

Waves: 0.5 m

Current speed: 0.4 km/h

Water temperature: 29.1°C

02:00

Waves: 0.4 m

Current speed: 0.5 km/h

Water temperature: 29.0°C

08:00

Waves: 0.4 m

Current speed: 0.5 km/h

Water temperature: 29.1°C

Catalog depth5–15 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

Jan-Sep

Peak month

May 28.9°

Jan24.5°

Feb24.7°

Mar25.9°

Apr27.5°

May28.9°

Jun28.6°

Jul28.1°

Aug28.3°

Sep28.9°

Oct28.0°

Nov26.8°

Dec25.5°

Current: mild

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 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

Brown surgeonfish

Acanthurus nigrofuscus

DeepLog1

Cauliflower coral

Pocillopora meandrina

DeepLog1

Harpooner sea urchin

Echinothrix calamaris

DeepLog1

Moon wrasse

Thalassoma lunare

DeepLog1

Pacific blue seastar

Linckia laevigata

DeepLog1

Redfin butterflyfish

Chaetodon lunulatus

DeepLog1

Staghorn damselfish

Amblyglyphidodon curacao

DeepLog1

Threadfin butterflyfish

Chaetodon auriga

DeepLog1

Valentin's sharpnose puffer

Canthigaster valentini

DeepLog1

Apogon coccineus

Nearby OBIS observations4

Helcogramma desa

Nearby OBIS observations4

Amblyeleotris periophthalmus

Nearby OBIS observations3

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

DeepLog + OBIS →

Photos