Ireland

Portoriel Harbour

3–12 mMax Depth

shoreEntry

16Species

Conditions Summary

Model forecast · local time (GMT+1)

Model conditions signal100/100

Waves

0.1 m

2.5 s

Swell

0.1 m

2.3 s

Current speed

0.2 km/h

flowing toward S

Water temperature

13.1°C

Wind

4.3 km/h

→ W

Sea level

-1.0 m

rising

WavesCalm

SwellCalm

Current speedCalm

Planning window

12:15–12:00

Calmest model window

Forecast Overview

Sun, Oct 18Calm

Waves0.1–0.1 mCurrent speed0.3 km/h maxWater temperature13.1°C

Mon, Oct 19Watch

Waves0.1–0.8 mCurrent speed0.6 km/h maxWater temperature13.0°C

Tue, Oct 20Watch

Waves0.3–0.9 mCurrent speed0.7 km/h maxWater temperature12.8°C

TodayCalm

Waves0.3–0.5 mCurrent speed0.4 km/h maxWater temperature12.6°C

Next 72 hours

12:00

Waves: 0.1 m

Current speed: 0.2 km/h

Water temperature: 13.1°C

18:00

Waves: 0.1 m

Current speed: 0.0 km/h

Water temperature: 13.1°C

00:00

Waves: 0.1 m

Current speed: 0.3 km/h

Water temperature: 13.0°C

06:00

Waves: 0.3 m

Current speed: 0.4 km/h

Water temperature: 13.0°C

12:00

Waves: 0.7 m

Current speed: 0.6 km/h

Water temperature: 13.0°C

18:00

Waves: 0.8 m

Current speed: 0.4 km/h

Water temperature: 13.0°C

00:00

Waves: 0.8 m

Current speed: 0.6 km/h

Water temperature: 12.9°C

06:00

Waves: 0.8 m

Current speed: 0.6 km/h

Water temperature: 12.8°C

12:00

Waves: 0.7 m

Current speed: 0.6 km/h

Water temperature: 12.8°C

18:00

Waves: 0.4 m

Current speed: 0.7 km/h

Water temperature: 12.8°C

00:00

Waves: 0.3 m

Current speed: 0.4 km/h

Water temperature: 12.7°C

06:00

Waves: 0.5 m

Current speed: 0.4 km/h

Water temperature: 12.6°C

Catalog depth3–12 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

Not available

Peak month

Aug 15.1°

Jan9.0°

Feb8.0°

Mar7.7°

Apr8.8°

May10.8°

Jun13.2°

Jul14.8°

Aug15.1°

Sep14.4°

Oct13.2°

Nov11.9°

Dec10.4°

Current: mild

Typical visibility: 5 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

shoresalt 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

Atlantic gray seal

Halichoerus grypus

DeepLog5

Plum anemone

Actinia equina

DeepLog4

Whelk

Buccinum undatum

DeepLog3

Common limpet

Patella vulgata

DeepLog2

Common pelican-foot

Aporrhais pespelecani

DeepLog2

Common periwinkle

Littorina littorea

DeepLog2

Common porpoise

Phocoena phocoena

DeepLog2

Common seal

Phoca vitulina

DeepLog1

Lion's mane jellyfish

Cyanea lamarckii

DeepLog1

Northern dog whelk

Nucella lapillus

DeepLog1

Prickly cockle

Acanthocardia echinata

DeepLog1

Rayed trough shell

Mactra stultorum

DeepLog1

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

DeepLog + OBIS →

Photos