Australia

Cathedral

10–22 mMax Depth

boatEntry

10Species

Conditions Summary

Model forecast · local time (GMT+11)

Model conditions signal71/100

Waves

1.0 m

5.7 s

Swell

0.6 m

5.7 s

Current speed

1.9 km/h

flowing toward S

Water temperature

20.2°C

Wind

16.9 km/h

→ NE

Sea level

-0.2 m

falling

WavesChallenging

SwellCalm

Current speedWatch

Forecast Overview

Mon, Oct 19Challenging

Waves1.0–1.0 mCurrent speed1.9 km/h maxWater temperature20.1°C

Tue, Oct 20Watch

Waves0.9–1.1 mCurrent speed2.0 km/h maxWater temperature19.9°C

TodayWatch

Waves0.9–1.1 mCurrent speed2.1 km/h maxWater temperature19.8°C

TomorrowChallenging

Waves1.1–1.4 mCurrent speed2.2 km/h maxWater temperature19.7°C

Next 72 hours

19:00

Waves: 1.0 m

Current speed: 1.9 km/h

Water temperature: 20.2°C

01:00

Waves: 1.0 m

Current speed: 1.6 km/h

Water temperature: 19.8°C

07:00

Waves: 0.9 m

Current speed: 1.1 km/h

Water temperature: 19.8°C

13:00

Waves: 0.9 m

Current speed: 1.6 km/h

Water temperature: 20.0°C

19:00

Waves: 1.1 m

Current speed: 1.9 km/h

Water temperature: 20.0°C

01:00

Waves: 1.0 m

Current speed: 1.6 km/h

Water temperature: 19.7°C

07:00

Waves: 0.9 m

Current speed: 1.1 km/h

Water temperature: 19.7°C

13:00

Waves: 0.9 m

Current speed: 1.5 km/h

Water temperature: 19.9°C

19:00

Waves: 1.0 m

Current speed: 2.1 km/h

Water temperature: 20.0°C

01:00

Waves: 1.1 m

Current speed: 1.6 km/h

Water temperature: 19.7°C

07:00

Waves: 1.1 m

Current speed: 1.3 km/h

Water temperature: 19.7°C

13:00

Waves: 1.3 m

Current speed: 1.7 km/h

Water temperature: 19.8°C

Catalog depth10–22 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

Feb-Jun

Peak month

Feb 23.3°

Jan22.8°

Feb23.3°

Mar23.2°

Apr22.3°

May21.0°

Jun19.6°

Jul18.6°

Aug18.1°

Sep18.3°

Oct19.2°

Nov20.1°

Dec21.4°

Current: mild

Typical visibility: 12 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.

Nearby live cameras

Check the water around Cathedral before you dive. Feeds are provided by third parties and may occasionally be offline.

3 cameras

Transport for NSW

3.6 km awayOpenStreetMap

Open

traffic

Checked todayLast checked 3h ago

External source · live video is not independently verified

No history is stored for this external source.

Public feedCatalogued Oct 19, 2026

Transport for NSW

11.5 km awayOpenStreetMap

Open

Checked todayLast checked 3h ago

External source · live video is not independently verified

No history is stored for this external source.

Public feedCatalogued Oct 19, 2026

Transport for NSW

35.1 km awayOpenStreetMap

Open

traffic

Checked todayLast checked 3h ago

External source · live video is not independently verified

No history is stored for this external source.

Public feedCatalogued Oct 19, 2026

Live availability is controlled by each camera provider. Use the feed as a quick surface check and confirm current conditions with a local dive operator.

Explore nearby centers on the map

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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

12 km · nearby observations

Montfortula rugosa

DeepLog2

Actinia tenebrosa

DeepLog1

Bembicium nanum

DeepLog1

Blind shark

Brachaelurus waddi

DeepLog1

Cellana tramoserica

DeepLog1

Octopus

Octopus tetricus

DeepLog1

Oulactis muscosa

DeepLog1

Siphonaria denticulata

DeepLog1

Southern blue-lined octopus

Hapalochlaena fasciata

DeepLog1

Turbo militaris

DeepLog1

Gammaproteobacteria

Nearby OBIS observations21

Bacteria

Nearby OBIS observations17

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

DeepLog + OBIS →

Photos