4.2

Asia › Thailand › Southern Thailand

Hin Wong Bay

4Species

5Dives Logged

Community rating★ 4.2 / 5

Conditions Summary

Model forecast · local time (GMT+7)

Model conditions signal90/100

Waves

0.2 m

3.9 s

Swell

0.2 m

3.3 s

Current speed

1.8 km/h

flowing toward SE

Water temperature

30.2°C

Wind

10.8 km/h

→ S

Sea level

0.9 m

falling

WavesCalm

SwellCalm

Current speedWatch

Planning window

22:00–23:00

Calmest model window

Forecast Overview

Tue, Oct 20Watch

Waves0.2–0.2 mCurrent speed1.8 km/h maxWater temperature30.2°C

TodayCalm

Waves0.1–0.2 mCurrent speed2.2 km/h maxWater temperature30.4°C

TomorrowWatch

Waves0.1–0.1 mCurrent speed2.1 km/h maxWater temperature30.3°C

Fri, Oct 23Watch

Waves0.1–0.3 mCurrent speed1.9 km/h maxWater temperature30.2°C

Next 72 hours

22:00

Waves: 0.2 m

Current speed: 1.8 km/h

Water temperature: 30.2°C

04:00

Waves: 0.2 m

Current speed: 1.6 km/h

Water temperature: 30.0°C

10:00

Waves: 0.2 m

Current speed: 1.5 km/h

Water temperature: 30.3°C

16:00

Waves: 0.1 m

Current speed: 1.9 km/h

Water temperature: 30.7°C

22:00

Waves: 0.1 m

Current speed: 2.2 km/h

Water temperature: 30.5°C

04:00

Waves: 0.1 m

Current speed: 1.8 km/h

Water temperature: 30.1°C

10:00

Waves: 0.1 m

Current speed: 1.5 km/h

Water temperature: 30.3°C

16:00

Waves: 0.1 m

Current speed: 1.9 km/h

Water temperature: 30.5°C

22:00

Waves: 0.1 m

Current speed: 1.8 km/h

Water temperature: 30.3°C

04:00

Waves: 0.1 m

Current speed: 1.8 km/h

Water temperature: 30.0°C

10:00

Waves: 0.2 m

Current speed: 1.5 km/h

Water temperature: 30.2°C

16:00

Waves: 0.1 m

Current speed: 1.9 km/h

Water temperature: 30.4°C

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.

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Dive Types

dive siteHin Wong BayKoh Taomaplogbooktrackdivingdive spotSurat Thani

About This Site

Hin Wong Bay is located northeast of Koh Tao, and it's one of the largest bays of the island. Numerous dives can be performed here, including a cave dive on the southern part of the bay. The maximum depth is around 18 meters/59 feet.The marine life includes species such as triggerfish, fusiliers, triggerfish, emperorfish, and the occasional reef sharks, among others.Diving in Koh Tao is possible year-round, with water temperatures averaging about 27 degrees Celsius (80 degrees Fahrenheit).Dive site info provided byEmma Milleron сент. 19, 2019

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

Clownfish

From site catalogue

Marine Life Fluorescent Plankton

From site catalogue

Razorfish

From site catalogue

Sea Anemone

From site catalogue

Chaetodon wiebeli

Nearby OBIS observations13

Amphiprion perideraion

Nearby OBIS observations8

Heniochus acuminatus

Nearby OBIS observations8

Siganus virgatus

Nearby OBIS observations8

Cheilinus fasciatus

Nearby OBIS observations7

Hemigymnus melapterus

Nearby OBIS observations6

Scarus ghobban

Nearby OBIS observations6

Scolopsis margaritifera

Nearby OBIS observations6

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

OBIS source →

Photos