Thailand
Koh Racha Noi Between The Islands
10–30 mMax Depth
boatEntry
8Species
Conditions Summary
Model forecast · local time (GMT+7)
Model conditions signal100/100
Waves
0.4 m
6.9 s
Swell
0.3 m
3.3 s
Current speed
0.5 km/h
flowing toward E
Water temperature
30.5°C
Wind
6.6 km/h
→ W
Sea level
0.4 m
falling
WavesCalm
SwellCalm
Current speedCalm
Planning window
22:00–23:00
Calmest model window
Forecast Overview
Tue, Oct 20Calm
Waves0.4–0.4 mCurrent speed0.6 km/h maxWater temperature30.5°C
TodayCalm
Waves0.4–0.5 mCurrent speed0.7 km/h maxWater temperature30.5°C
TomorrowCalm
Waves0.4–0.5 mCurrent speed1.0 km/h maxWater temperature30.7°C
Fri, Oct 23Calm
Waves0.4–0.6 mCurrent speed1.3 km/h maxWater temperature30.6°C
Next 72 hours
Catalog depth10–30 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-Apr
Peak month
May 30.0°
Jan28.4°
Feb28.7°
Mar29.3°
Apr29.9°
May30.0°
Jun29.8°
Jul29.6°
Aug29.5°
Sep29.0°
Oct28.8°
Nov28.8°
Dec28.6°
Current: strong
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.
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Dive Types
reefdriftsalt 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
Crown of thorns star
Acanthaster planci
DeepLog2
Chelidonura punctata
DeepLog1
Coryphellina flamma
DeepLog1
Indian triggerfish
Melichthys indicus
DeepLog1
Moray eel
Gymnothorax javanicus
DeepLog1
Pale chelidonura
Chelidonura pallida
DeepLog1
Pink pillow blue
Culcita schmideliana
DeepLog1
Slender roboastra
Roboastra gracilis
DeepLog1
Trimma flammeum
Nearby OBIS observations6
Scorpaenodes guamensis
Nearby OBIS observations5
Gobiodon histrio
Nearby OBIS observations4
Labrichthys unilineatus
Nearby OBIS observations4
These are nearby biodiversity records, not a guarantee that every species will be seen on a particular dive.
DeepLog + OBIS →Photos
