Asia › Thailand › Koh Tao
Red Rock
5–22 mMax Depth
BoatEntry
4Species
Conditions Summary
Model forecast · local time (GMT+7)
Model conditions signal100/100
Waves
0.2 m
4.2 s
Swell
0.2 m
3.5 s
Current speed
1.5 km/h
flowing toward SE
Water temperature
30.2°C
Wind
7.2 km/h
→ SE
Sea level
1.3 m
rising
WavesCalm
SwellCalm
Current speedCalm
Planning window
13:00–14:00
Calmest model window
Forecast Overview
Tue, Oct 20Watch
Waves0.2–0.2 mCurrent speed1.9 km/h maxWater temperature30.3°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 temperature30.1°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
Mar-Oct
Peak month
May 30.2°
Jan27.7°
Feb28.2°
Mar28.9°
Apr29.9°
May30.2°
Jun29.8°
Jul29.4°
Aug29.1°
Sep29.0°
Oct28.9°
Nov28.5°
Dec27.9°
Current: moderate
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
WallpinnacleSalt 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
Butterflyfish
From site catalogue
Hawksbill turtle
From site catalogue
Triggerfish
From site catalogue
Wrasse
From site catalogue
Chaetodon wiebeli
Nearby OBIS observations10
Siganus virgatus
Nearby OBIS observations9
Amphiprion perideraion
Nearby OBIS observations8
Cheilinus fasciatus
Nearby OBIS observations8
Heniochus acuminatus
Nearby OBIS observations8
Fungia fungites
Nearby OBIS observations5
Hemigymnus melapterus
Nearby OBIS observations5
Jorunna funebris
Nearby OBIS observations5
These are nearby biodiversity records, not a guarantee that every species will be seen on a particular dive.
OBIS source →