Tanzania

Napoleon Wall

10–35 mMax Depth

boatEntry

34Species

Conditions Summary

Model forecast · local time (GMT+3)

Model conditions signal61/100

Waves

1.5 m

7.2 s

Swell

1.5 m

6.2 s

Current speed

2.5 km/h

flowing toward N

Water temperature

26.9°C

Wind

8.6 km/h

→ SE

Sea level

0.9 m

rising

WavesChallenging

SwellWatch

Current speedWatch

Forecast Overview

Sun, Oct 18Challenging

Waves1.5–1.6 mCurrent speed3.1 km/h maxWater temperature27.1°C

Mon, Oct 19Challenging

Waves1.5–1.6 mCurrent speed3.1 km/h maxWater temperature27.2°C

Tue, Oct 20Challenging

Waves1.4–1.5 mCurrent speed2.8 km/h maxWater temperature27.2°C

TodayChallenging

Waves1.3–1.4 mCurrent speed2.3 km/h maxWater temperature27.1°C

Next 72 hours

05:00

Waves: 1.5 m

Current speed: 2.5 km/h

Water temperature: 26.9°C

11:00

Waves: 1.6 m

Current speed: 2.8 km/h

Water temperature: 27.0°C

17:00

Waves: 1.6 m

Current speed: 3.1 km/h

Water temperature: 27.3°C

23:00

Waves: 1.6 m

Current speed: 3.1 km/h

Water temperature: 27.1°C

05:00

Waves: 1.6 m

Current speed: 2.7 km/h

Water temperature: 27.0°C

11:00

Waves: 1.5 m

Current speed: 2.8 km/h

Water temperature: 27.3°C

17:00

Waves: 1.5 m

Current speed: 3.0 km/h

Water temperature: 27.6°C

23:00

Waves: 1.5 m

Current speed: 2.8 km/h

Water temperature: 27.0°C

05:00

Waves: 1.5 m

Current speed: 2.2 km/h

Water temperature: 26.9°C

11:00

Waves: 1.5 m

Current speed: 2.2 km/h

Water temperature: 27.2°C

17:00

Waves: 1.5 m

Current speed: 2.6 km/h

Water temperature: 27.5°C

23:00

Waves: 1.4 m

Current speed: 2.2 km/h

Water temperature: 27.1°C

Catalog depth10–35 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.

Open-Meteo Marine + Weather APIs →

Dive readiness

Collecting the latest marine conditions and forecast signals.

Seasons · water temperature

12-month outlook

Best window

Jul-Mar

Peak month

Mar 29.2°

Jan28.4°

Feb28.6°

Mar29.2°

Apr28.9°

May28.0°

Jun26.9°

Jul25.9°

Aug25.5°

Sep25.7°

Oct26.5°

Nov27.6°

Dec28.5°

Current: moderate

Typical visibility: 15 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

wallsalt 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

Ornate goby

Istigobius ornatus

DeepLog7

Rippled rockskipper

Istiblennius edentulus

DeepLog5

Dusky frillgoby

Bathygobius fuscus

DeepLog4

Snowflake moray

Echidna nebulosa

DeepLog4

Striped rockskipper

Blenniella cyanostigma

DeepLog4

Brittle star

Ophiocoma scolopendrina

DeepLog3

Convict surgeonfish

Acanthurus triostegus

DeepLog3

Pink pillow blue

Culcita schmideliana

DeepLog3

Disc hydroid

Porpita porpita

DeepLog2

Hebrew cone

Conus ebraeus

DeepLog2

Orange ear goby

Gnatholepis anjerensis

DeepLog2

Ox plate nerite

Nerita albicilla

DeepLog2

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

DeepLog + OBIS →

Photos