Asia › Thailand › Khao Lak
Koh Tachai Similan National Park
BoatEntry
Conditions Summary
Model forecast · local time (GMT+7)
Model conditions signal100/100
Waves
0.4 m
13.7 s
Swell
0.4 m
11.9 s
Current speed
0.4 km/h
flowing toward SW
Water temperature
30.9°C
Wind
8.0 km/h
→ NW
Sea level
0.3 m
falling
WavesCalm
SwellCalm
Current speedCalm
Planning window
15:45–15:00
Calmest model window
Forecast Overview
Fri, Oct 16Calm
Waves0.4–0.4 mCurrent speed0.4 km/h maxWater temperature30.7°C
Sat, Oct 17Calm
Waves0.4–0.4 mCurrent speed0.8 km/h maxWater temperature30.6°C
Sun, Oct 18Calm
Waves0.3–0.3 mCurrent speed0.4 km/h maxWater temperature30.6°C
TodayCalm
Waves0.3–0.3 mCurrent speed0.6 km/h maxWater temperature30.5°C
Next 72 hours
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
DriftReefSalt Water
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
Panulirus versicolor
Nearby OBIS observations7
Platax teira
Nearby OBIS observations7
Caranx melampygus
Nearby OBIS observations6
Chaetodon collare
Nearby OBIS observations6
Choriaster granulatus
Nearby OBIS observations6
Acanthurus leucosternon
Nearby OBIS observations5
Siganus javus
Nearby OBIS observations5
Tambja affinis
Nearby OBIS observations5
Balistoides viridescens
Nearby OBIS observations4
Cirrhitichthys oxycephalus
Nearby OBIS observations4
Gymnothorax javanicus
Nearby OBIS observations4
Plectorhinchus chaetodonoides
Nearby OBIS observations4
These are nearby biodiversity records, not a guarantee that every species will be seen on a particular dive.
OBIS source →Photos
