Portugal

Arriefes

15–20 mMax Depth

boatEntry

2Species

Conditions Summary

Model forecast · local time (GMT+1)

Model conditions signal91/100

Waves

0.6 m

6.7 s

Swell

0.4 m

4.8 s

Current speed

0.0 km/h

flowing toward E

Water temperature

19.2°C

Wind

13.3 km/h

→ E

Sea level

-0.6 m

falling

WavesWatch

SwellCalm

Current speedCalm

Planning window

12:15–12:00

Calmest model window

Forecast Overview

Sun, Oct 18Watch

Waves0.5–0.6 mCurrent speed0.6 km/h maxWater temperature19.2°C

Mon, Oct 19Calm

Waves0.3–0.5 mCurrent speed0.6 km/h maxWater temperature19.1°C

Tue, Oct 20Calm

Waves0.4–0.7 mCurrent speed0.9 km/h maxWater temperature19.0°C

TodayCalm

Waves0.4–0.5 mCurrent speed0.9 km/h maxWater temperature18.6°C

Next 72 hours

12:00

Waves: 0.6 m

Current speed: 0.0 km/h

Water temperature: 19.2°C

18:00

Waves: 0.6 m

Current speed: 0.6 km/h

Water temperature: 19.2°C

00:00

Waves: 0.5 m

Current speed: 0.5 km/h

Water temperature: 19.1°C

06:00

Waves: 0.4 m

Current speed: 0.2 km/h

Water temperature: 18.9°C

12:00

Waves: 0.4 m

Current speed: 0.5 km/h

Water temperature: 19.2°C

18:00

Waves: 0.4 m

Current speed: 0.3 km/h

Water temperature: 19.3°C

00:00

Waves: 0.4 m

Current speed: 0.2 km/h

Water temperature: 19.0°C

06:00

Waves: 0.4 m

Current speed: 0.2 km/h

Water temperature: 18.9°C

12:00

Waves: 0.4 m

Current speed: 0.2 km/h

Water temperature: 19.0°C

18:00

Waves: 0.6 m

Current speed: 0.8 km/h

Water temperature: 19.0°C

00:00

Waves: 0.5 m

Current speed: 0.8 km/h

Water temperature: 18.8°C

06:00

Waves: 0.4 m

Current speed: 0.2 km/h

Water temperature: 18.6°C

Catalog depth15–20 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

Apr-Nov

Peak month

Aug 20.3°

Jan15.9°

Feb15.2°

Mar15.3°

Apr16.1°

May17.1°

Jun18.8°

Jul19.7°

Aug20.3°

Sep20.3°

Oct19.5°

Nov18.1°

Dec16.8°

Current: moderate

Typical visibility: 20 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 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

Moroccan white seabream

Diplodus cadenati

DeepLog1

Sepia

Sepia officinalis

DeepLog1

Larus fuscus

Nearby OBIS observations22

Morus bassanus

Nearby OBIS observations20

Larus michahellis

Nearby OBIS observations14

Ichthyaetus melanocephalus

Nearby OBIS observations5

Protozoa

Nearby OBIS observations5

Stercorarius skua

Nearby OBIS observations5

Centrales

Nearby OBIS observations4

Coccolithus pelagicus

Nearby OBIS observations4

Dictyocha fibula

Nearby OBIS observations4

Paralia sulcata

Nearby OBIS observations4

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

DeepLog + OBIS →

Photos