Asia › Thailand › Koh Chang
Hin Raab
5–22 mMax Depth
BoatEntry
14Species
Conditions Summary
Model forecast · local time (GMT+7)
Model conditions signal100/100
Waves
0.1 m
3.1 s
Swell
0.1 m
2.5 s
Current speed
1.5 km/h
flowing toward NW
Water temperature
30.8°C
Wind
3.9 km/h
→ SE
Sea level
0.9 m
rising
WavesCalm
SwellCalm
Current speedCalm
Planning window
08:45–08:00
Calmest model window
Forecast Overview
TodayCalm
Waves0.1–0.4 mCurrent speed1.5 km/h maxWater temperature30.9°C
TomorrowCalm
Waves0.3–0.5 mCurrent speed1.5 km/h maxWater temperature30.6°C
Wed, Oct 21Calm
Waves0.1–0.3 mCurrent speed1.5 km/h maxWater temperature30.5°C
Thu, Oct 22Calm
Waves0.1–0.1 mCurrent speed1.0 km/h maxWater temperature30.4°C
Next 72 hours
Catalog depth5–22 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
Nov-May
Peak month
May 30.5°
Jan28.3°
Feb28.3°
Mar29.1°
Apr30.1°
May30.5°
Jun29.7°
Jul29.3°
Aug29.0°
Sep28.9°
Oct29.2°
Nov29.2°
Dec28.6°
Current: moderate
Typical visibility: 10 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
ReefreefSalt 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
Angelfish
From site catalogue
Barracuda
From site catalogue
Batfish
From site catalogue
Boxfish / pufferfish
From site catalogue
Brain coral
From site catalogue
Clownfish
From site catalogue
Coral
From site catalogue
Grouper
From site catalogue
Moray eel
From site catalogue
Parrotfish
From site catalogue
Sea turtle
From site catalogue
Stonefish
From site catalogue
These are nearby biodiversity records, not a guarantee that every species will be seen on a particular dive.
OBIS source →Photos
