Tanzania

Shane Reef

12–30 mMax Depth

boatEntry

2Species

Conditions Summary

Model forecast · local time (GMT+3)

Model conditions signal91/100

Waves

0.7 m

7.0 s

Swell

0.7 m

5.7 s

Current speed

1.2 km/h

flowing toward NE

Water temperature

27.6°C

Wind

15.9 km/h

→ S

Sea level

0.9 m

falling

WavesWatch

SwellCalm

Current speedCalm

Planning window

09:00–10:00

Calmest model window

Forecast Overview

Sat, Oct 17Watch

Waves0.7–0.8 mCurrent speed1.2 km/h maxWater temperature28.0°C

Sun, Oct 18Watch

Waves0.8–0.9 mCurrent speed1.0 km/h maxWater temperature27.9°C

Mon, Oct 19Watch

Waves0.7–0.9 mCurrent speed0.6 km/h maxWater temperature28.0°C

Tue, Oct 20Watch

Waves0.7–0.8 mCurrent speed0.4 km/h maxWater temperature27.8°C

Next 72 hours

09:00

Waves: 0.7 m

Current speed: 1.2 km/h

Water temperature: 27.6°C

15:00

Waves: 0.7 m

Current speed: 0.4 km/h

Water temperature: 28.3°C

21:00

Waves: 0.8 m

Current speed: 0.7 km/h

Water temperature: 27.8°C

03:00

Waves: 0.8 m

Current speed: 0.4 km/h

Water temperature: 27.7°C

09:00

Waves: 0.8 m

Current speed: 0.6 km/h

Water temperature: 27.7°C

15:00

Waves: 0.8 m

Current speed: 0.4 km/h

Water temperature: 28.3°C

21:00

Waves: 0.9 m

Current speed: 0.5 km/h

Water temperature: 27.8°C

03:00

Waves: 0.8 m

Current speed: 0.4 km/h

Water temperature: 27.7°C

09:00

Waves: 0.8 m

Current speed: 0.3 km/h

Water temperature: 27.7°C

15:00

Waves: 0.7 m

Current speed: 0.4 km/h

Water temperature: 28.5°C

21:00

Waves: 0.8 m

Current speed: 0.4 km/h

Water temperature: 28.0°C

03:00

Waves: 0.7 m

Current speed: 0.2 km/h

Water temperature: 27.8°C

Catalog depth12–30 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

Jun-Mar

Peak month

Mar 29.2°

Jan28.1°

Feb28.3°

Mar29.2°

Apr28.9°

May28.0°

Jun26.9°

Jul25.9°

Aug25.5°

Sep25.8°

Oct26.6°

Nov27.7°

Dec28.3°

Current: mild

Typical visibility: 25 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

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

Cyane's octopus

Octopus cyanea

DeepLog1

Turbinate coral

Turbinaria mesenterina

DeepLog1

Halodule uninervis

Nearby OBIS observations15

Protoreaster lincki

Nearby OBIS observations14

Cymodocea rotundata

Nearby OBIS observations8

Thalassia hemprichii

Nearby OBIS observations8

Pentaceraster mammillatus

Nearby OBIS observations6

Chelonia mydas

Nearby OBIS observations5

Thalassodendron ciliatum

Nearby OBIS observations5

Humpback whale

Megaptera novaeangliae

Nearby OBIS observations4

Phyllidia varicosa

Nearby OBIS observations4

Taenianotus triacanthus

Nearby OBIS observations4

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

DeepLog + OBIS →