South Africa

Shark Alley

3–10 mMax Depth

boatEntry

11Species

Conditions Summary

Model forecast · local time (GMT+2)

Model conditions signal62/100

Waves

3.4 m

8.7 s

Swell

2.4 m

9.3 s

Current speed

0.6 km/h

flowing toward SE

Water temperature

16.4°C

Wind

35.1 km/h

→ NW

Sea level

-0.4 m

falling

WavesChallenging

SwellChallenging

Current speedCalm

Forecast Overview

TodayChallenging

Waves2.9–3.6 mCurrent speed0.9 km/h maxWater temperature16.5°C

TomorrowChallenging

Waves2.7–3.0 mCurrent speed0.6 km/h maxWater temperature16.6°C

Fri, Oct 23Challenging

Waves2.0–2.7 mCurrent speed1.3 km/h maxWater temperature16.9°C

Sat, Oct 24Challenging

Waves1.8–1.9 mCurrent speed0.5 km/h maxWater temperature16.8°C

Next 72 hours

03:00

Waves: 3.4 m

Current speed: 0.6 km/h

Water temperature: 16.4°C

09:00

Waves: 3.6 m

Current speed: 0.9 km/h

Water temperature: 16.4°C

15:00

Waves: 3.3 m

Current speed: 0.9 km/h

Water temperature: 16.5°C

21:00

Waves: 2.9 m

Current speed: 0.8 km/h

Water temperature: 16.5°C

03:00

Waves: 3.0 m

Current speed: 0.6 km/h

Water temperature: 16.5°C

09:00

Waves: 2.9 m

Current speed: 0.6 km/h

Water temperature: 16.5°C

15:00

Waves: 2.8 m

Current speed: 0.6 km/h

Water temperature: 16.6°C

21:00

Waves: 2.7 m

Current speed: 0.6 km/h

Water temperature: 16.7°C

03:00

Waves: 2.7 m

Current speed: 0.6 km/h

Water temperature: 16.6°C

09:00

Waves: 2.6 m

Current speed: 0.9 km/h

Water temperature: 16.7°C

15:00

Waves: 2.3 m

Current speed: 1.3 km/h

Water temperature: 17.4°C

21:00

Waves: 2.0 m

Current speed: 0.7 km/h

Water temperature: 16.9°C

Catalog depth3–10 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

May-Nov

Peak month

Jan 19.6°

Jan19.6°

Feb19.4°

Mar18.2°

Apr16.8°

May16.3°

Jun15.8°

Jul15.2°

Aug15.1°

Sep15.5°

Oct16.2°

Nov17.5°

Dec18.9°

Current: moderate

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

Great white shark

Carcharodon carcharias

DeepLog9

Tasmanian fur seal

Arctocephalus pusillus

DeepLog7

Leopard catshark

Poroderma pantherinum

DeepLog4

Dark shyshark

Haploblepharus pictus

DeepLog3

Southern right whale

Eubalaena australis

DeepLog3

Copper shark

Carcharhinus brachyurus

DeepLog2

Cymbula compressa

DeepLog2

Dwarf cushion star

Parvulastra exigua

DeepLog2

Whitespotted smooth-hound

Mustelus palumbes

DeepLog2

Granite limpet

Cymbula granatina

DeepLog1

Plumbeous dolphin

Sousa plumbea

DeepLog1

Pachymetopon blochii

Nearby OBIS observations52

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

DeepLog + OBIS →

Photos