Asia › Sri Lanka › Southern Sri Lanka

S S Rangoon

32 mMax Depth

BoatEntry

Conditions Summary

Model forecast · local time (GMT+5:30)

Model conditions signal71/100

Waves

1.3 m

10.4 s

Swell

1.3 m

8.8 s

Current speed

0.6 km/h

flowing toward NE

Water temperature

30.0°C

Wind

10.2 km/h

→ S

Sea level

0.6 m

falling

WavesChallenging

SwellWatch

Current speedCalm

Forecast Overview

Fri, Oct 16Challenging

Waves1.3–1.3 mCurrent speed0.6 km/h maxWater temperature30.0°C

Sat, Oct 17Challenging

Waves1.3–1.4 mCurrent speed0.8 km/h maxWater temperature30.2°C

Sun, Oct 18Challenging

Waves1.4–1.5 mCurrent speed0.8 km/h maxWater temperature30.2°C

TodayChallenging

Waves1.5–1.5 mCurrent speed0.5 km/h maxWater temperature30.2°C

Next 72 hours

15:00

Waves: 1.3 m

Current speed: 0.6 km/h

Water temperature: 30.0°C

21:00

Waves: 1.3 m

Current speed: 0.5 km/h

Water temperature: 29.9°C

03:00

Waves: 1.3 m

Current speed: 0.4 km/h

Water temperature: 29.9°C

09:00

Waves: 1.3 m

Current speed: 0.6 km/h

Water temperature: 30.2°C

15:00

Waves: 1.3 m

Current speed: 0.7 km/h

Water temperature: 30.4°C

21:00

Waves: 1.4 m

Current speed: 0.3 km/h

Water temperature: 30.2°C

03:00

Waves: 1.4 m

Current speed: 0.3 km/h

Water temperature: 30.0°C

09:00

Waves: 1.4 m

Current speed: 0.4 km/h

Water temperature: 30.3°C

15:00

Waves: 1.4 m

Current speed: 0.6 km/h

Water temperature: 30.5°C

21:00

Waves: 1.5 m

Current speed: 0.2 km/h

Water temperature: 30.3°C

03:00

Waves: 1.5 m

Current speed: 0.0 km/h

Water temperature: 30.0°C

09:00

Waves: 1.5 m

Current speed: 0.0 km/h

Water temperature: 30.2°C

Catalog depth32 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.

Updated: cached data

Open-Meteo Marine + Weather APIs →

Dive readiness

Collecting the latest marine conditions and forecast signals.

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Dive Types

WreckSalt 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

12 km · nearby observations

Coenobita rugosus

Nearby OBIS observations14

Barringtonia asiatica

Nearby OBIS observations12

Gelochelidon nilotica

Nearby OBIS observations6

Zanclus cornutus

Nearby OBIS observations5

Chelonia mydas

Nearby OBIS observations4

Cocos nucifera

Nearby OBIS observations4

Egretta garzetta

Nearby OBIS observations4

Grapsus tenuicrustatus

Nearby OBIS observations4

Actitis hypoleucos

Nearby OBIS observations3

Alticus saliens

Nearby OBIS observations3

Breviturma dentata

Nearby OBIS observations3

Entomacrodus vermiculatus

Nearby OBIS observations3

These are nearby biodiversity records, not a guarantee that every species will be seen on a particular dive.

OBIS source →

Photos