Tonga

Picton

15–35 mMax Depth

boatEntry

4Species

Conditions Summary

Model forecast · local time (GMT+13)

Model conditions signal52/100

Waves

2.4 m

8.5 s

Swell

1.6 m

9.7 s

Current speed

1.8 km/h

flowing toward N

Water temperature

18.8°C

Wind

36.2 km/h

→ SE

Sea level

0.3 m

rising

WavesChallenging

SwellChallenging

Current speedWatch

Forecast Overview

Tue, Oct 20Challenging

Waves2.3–2.3 mCurrent speed1.8 km/h maxWater temperature18.8°C

TodayChallenging

Waves2.3–2.5 mCurrent speed1.8 km/h maxWater temperature18.8°C

TomorrowChallenging

Waves1.7–2.3 mCurrent speed1.8 km/h maxWater temperature18.7°C

Fri, Oct 23Challenging

Waves1.5–1.7 mCurrent speed1.3 km/h maxWater temperature18.8°C

Next 72 hours

23:00

Waves: 2.3 m

Current speed: 1.8 km/h

Water temperature: 18.8°C

05:00

Waves: 2.5 m

Current speed: 1.0 km/h

Water temperature: 18.7°C

11:00

Waves: 2.4 m

Current speed: 1.1 km/h

Water temperature: 18.8°C

17:00

Waves: 2.3 m

Current speed: 1.5 km/h

Water temperature: 18.8°C

23:00

Waves: 2.3 m

Current speed: 1.8 km/h

Water temperature: 18.8°C

05:00

Waves: 2.2 m

Current speed: 0.8 km/h

Water temperature: 18.7°C

11:00

Waves: 1.9 m

Current speed: 0.6 km/h

Water temperature: 18.7°C

17:00

Waves: 1.8 m

Current speed: 0.9 km/h

Water temperature: 18.8°C

23:00

Waves: 1.7 m

Current speed: 1.1 km/h

Water temperature: 18.7°C

05:00

Waves: 1.6 m

Current speed: 0.6 km/h

Water temperature: 18.7°C

11:00

Waves: 1.6 m

Current speed: 0.4 km/h

Water temperature: 18.8°C

17:00

Waves: 1.6 m

Current speed: 1.1 km/h

Water temperature: 18.9°C

Catalog depth15–35 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.

Seasons · water temperature

12-month outlook

Best window

May-Oct

Peak month

Feb 23.8°

Jan23.1°

Feb23.8°

Mar23.7°

Apr22.8°

May21.4°

Jun20.0°

Jul18.9°

Aug18.3°

Sep18.4°

Oct19.1°

Nov20.3°

Dec22.0°

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.

Explore nearby centers on the map

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Dive Types

wrecksalt 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

12 km · nearby observations

Bunch whale

Megaptera novaeangliae

DeepLog4

Conus bruuni

DeepLog1

Imbricata atlantic hawksbill

Eretmochelys imbricata

DeepLog1

Orange wrasse

Pseudolabrus luculentus

DeepLog1

Chrysiptera rapanui

Nearby OBIS observations5

Hit And Run Blenny

Plagiotremus tapeinosoma

Nearby OBIS observations5

Tripneustes gratilla

Nearby OBIS observations5

bristle worms

Polychaeta

Nearby OBIS observations5

Brittle Stars

Ophiuroidea

Nearby OBIS observations4

Cheekspot Scorpionfish

Scorpaenodes evides

Nearby OBIS observations4

Enneapterygius kermadecensis

Nearby OBIS observations4

Notocirrhitus splendens

Nearby OBIS observations4

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

DeepLog + OBIS →

Photos