Asia › Sri Lanka
Scuba Lanka
12–40 mMax Depth
boatEntry
18Species
Conditions Summary
Model forecast · local time (GMT+5:30)
Model conditions signal100/100
Waves
0.2 m
6.7 s
Swell
0.2 m
5.3 s
Current speed
0.4 km/h
flowing toward SE
Water temperature
30.4°C
Wind
5.1 km/h
→ SW
Sea level
0.3 m
WavesCalm
SwellCalm
Current speedCalm
Planning window
10:00–09:00
Calmest model window
Forecast Overview
TodayCalm
Waves0.2–0.3 mCurrent speed0.4 km/h maxWater temperature30.4°C
TomorrowCalm
Waves0.3–0.3 mCurrent speed0.6 km/h maxWater temperature30.2°C
Fri, Oct 23Calm
Waves0.3–0.3 mCurrent speed0.9 km/h maxWater temperature30.1°C
Sat, Oct 24Calm
Waves0.3–0.3 mCurrent speed0.9 km/h maxWater temperature30.0°C
Next 72 hours
Catalog depth12–40 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
Apr-Sep
Peak month
May 30.1°
Jan27.0°
Feb27.6°
Mar28.8°
Apr29.8°
May30.1°
Jun29.6°
Jul29.1°
Aug28.9°
Sep28.9°
Oct29.0°
Nov28.5°
Dec27.5°
Current: moderate
Typical visibility: 20 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
reefsalt 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
Humpback turretfish
Tetrosomus gibbosus
DeepLog3
Asteroid
Astropecten indicus
DeepLog2
Barred mudskipper
Periophthalmus argentilineatus
DeepLog2
Banded sea snake
Hydrophis cyanocinctus
DeepLog1
Chelidonura punctata
DeepLog1
Dory snapper
Lutjanus fulviflamma
DeepLog1
Goniobranchus geminus
DeepLog1
Jarbua terapon
Terapon jarbua
DeepLog1
Longspined porcupinefish
Diodon holocanthus
DeepLog1
Mok
Perna viridis
DeepLog1
Morose nudibranch
Tambja morosa
DeepLog1
New guinea bockadam
Cerberus rynchops
DeepLog1
These are nearby biodiversity records, not a guarantee that every species will be seen on a particular dive.
DeepLog + OBIS →Photos
