Sri Lanka

Thunatta Gala

5–25 mMax Depth

2Species

Conditions Summary

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

Planning signal71/100

Waves

1.4 m

9.9 s

Swell

1.2 m

8.0 s

Current speed

0.6 km/h

flowing toward NE

Water temperature

28.9°C

Wind

6.6 km/h

→ W

Sea level

0.5 m

WavesChallenging

SwellWatch

Current speedCalm

Forecast Overview

TodayChallenging

Waves1.3–1.4 mCurrent speed1.1 km/h maxWater temperature29.1°C

TomorrowChallenging

Waves1.3–1.5 mCurrent speed1.2 km/h maxWater temperature29.1°C

Tue, Sep 8Challenging

Waves1.5–1.7 mCurrent speed1.1 km/h maxWater temperature29.2°C

Wed, Sep 9Challenging

Waves1.7–1.7 mCurrent speed1.1 km/h maxWater temperature29.1°C

Next 72 hours

06:00

Waves: 1.4 m

Current speed: 0.6 km/h

Water temperature: 28.9°C

12:00

Waves: 1.4 m

Current speed: 1.1 km/h

Water temperature: 29.2°C

18:00

Waves: 1.4 m

Current speed: 0.7 km/h

Water temperature: 29.2°C

00:00

Waves: 1.3 m

Current speed: 0.4 km/h

Water temperature: 29.0°C

06:00

Waves: 1.3 m

Current speed: 0.4 km/h

Water temperature: 29.0°C

12:00

Waves: 1.4 m

Current speed: 0.9 km/h

Water temperature: 29.3°C

18:00

Waves: 1.4 m

Current speed: 1.0 km/h

Water temperature: 29.3°C

00:00

Waves: 1.5 m

Current speed: 1.0 km/h

Water temperature: 29.1°C

06:00

Waves: 1.5 m

Current speed: 0.5 km/h

Water temperature: 29.0°C

12:00

Waves: 1.6 m

Current speed: 1.1 km/h

Water temperature: 29.2°C

18:00

Waves: 1.7 m

Current speed: 1.0 km/h

Water temperature: 29.3°C

00:00

Waves: 1.7 m

Current speed: 1.1 km/h

Water temperature: 29.1°C

Catalog depth5–25 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

Apr 29.5°

Jan27.8°

Feb28.2°

Mar29.0°

Apr29.5°

May29.0°

Jun28.2°

Jul27.5°

Aug27.6°

Sep27.8°

Oct28.1°

Nov28.5°

Dec28.2°

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

reefsalt Waterintermediate Difficulty

Data source & current conditions

Profile facts were imported from DeepLog. ScubaProof adds nearby-center links and presents the recorded fields without treating missing data as confirmation. Conditions, access, permits, and site suitability can change; confirm them with a local operator before diving.

View the source profile →

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

Indo-Pacific sergeant

Abudefduf vaigiensis

DeepLog1

Ringtailed surgeonfish

Acanthurus xanthopterus

DeepLog1

Chelonia mydas

Nearby OBIS observations16

Balistapus undulatus

Nearby OBIS observations7

Acanthurus lineatus

Nearby OBIS observations6

Coenobita rugosus

Nearby OBIS observations6

Grapsus tenuicrustatus

Nearby OBIS observations5

Chaetodon decussatus

Nearby OBIS observations4

Chrysiptera brownriggii

Nearby OBIS observations4

Muricidae

Nearby OBIS observations4

Ostorhinchus taeniophorus

Nearby OBIS observations4

Plectorhinchus vittatus

Nearby OBIS observations4

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

DeepLog + OBIS →

Photos