New Zealand

Mathesons Bay

3–18 mMax Depth

shoreEntry

22Species

Conditions Summary

Model forecast · local time (GMT+13)

Model conditions signal91/100

Waves

0.7 m

4.1 s

Swell

0.2 m

5.5 s

Current speed

0.6 km/h

flowing toward N

Water temperature

17.1°C

Wind

18.9 km/h

→ S

Sea level

0.4 m

rising

WavesWatch

SwellCalm

Current speedCalm

Planning window

21:00–22:00

Calmest model window

Forecast Overview

Fri, Oct 16Watch

Waves0.7–0.7 mCurrent speed0.6 km/h maxWater temperature17.1°C

Sat, Oct 17Watch

Waves0.5–0.8 mCurrent speed0.7 km/h maxWater temperature16.8°C

Sun, Oct 18Calm

Waves0.4–0.7 mCurrent speed0.7 km/h maxWater temperature16.7°C

Mon, Oct 19Calm

Waves0.3–0.5 mCurrent speed0.7 km/h maxWater temperature16.8°C

Next 72 hours

21:00

Waves: 0.7 m

Current speed: 0.6 km/h

Water temperature: 17.1°C

03:00

Waves: 0.8 m

Current speed: 0.6 km/h

Water temperature: 16.9°C

09:00

Waves: 0.7 m

Current speed: 0.7 km/h

Water temperature: 16.7°C

15:00

Waves: 0.5 m

Current speed: 0.7 km/h

Water temperature: 16.9°C

21:00

Waves: 0.5 m

Current speed: 0.6 km/h

Water temperature: 16.9°C

03:00

Waves: 0.6 m

Current speed: 0.6 km/h

Water temperature: 16.6°C

09:00

Waves: 0.6 m

Current speed: 0.6 km/h

Water temperature: 16.5°C

15:00

Waves: 0.5 m

Current speed: 0.7 km/h

Water temperature: 16.8°C

21:00

Waves: 0.4 m

Current speed: 0.6 km/h

Water temperature: 16.8°C

03:00

Waves: 0.3 m

Current speed: 0.6 km/h

Water temperature: 16.6°C

09:00

Waves: 0.4 m

Current speed: 0.6 km/h

Water temperature: 16.6°C

15:00

Waves: 0.4 m

Current speed: 0.7 km/h

Water temperature: 16.9°C

Catalog depth3–18 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

Feb 21.1°

Jan20.1°

Feb21.1°

Mar20.5°

Apr19.5°

May17.9°

Jun16.1°

Jul14.7°

Aug14.1°

Sep14.3°

Oct15.3°

Nov16.8°

Dec18.6°

Current: mild

Typical visibility: 8 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

salt 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

12 km · nearby observations

Aplysia concava

DeepLog4

Aplysia argus

DeepLog3

Deep-water burrfish

Allomycterus pilatus

DeepLog2

Nassarius spiratus

DeepLog2

Octopus

Octopus tetricus

DeepLog2

Bouchetriphora pallida

DeepLog1

Butterfly chiton

Cryptoconchus porosus

DeepLog1

Evechinus chloroticus

DeepLog1

Felaniella

Zemysia zelandica

DeepLog1

Flabelligera bicolor

DeepLog1

Golden oyster

Anomia trigonopsis

DeepLog1

Kelpfish

Chironemus marmoratus

DeepLog1

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

DeepLog + OBIS →

Photos