Europe › United Kingdom › England

Porthkerris Beach

5–20 mMax Depth

BoatEntry

1Species

Conditions Summary

Model forecast · local time (GMT+1)

Model conditions signal71/100

Waves

1.0 m

10.9 s

Swell

0.9 m

10.0 s

Current speed

0.2 km/h

flowing toward E

Water temperature

16.2°C

Wind

11.9 km/h

→ S

Sea level

0.6 m

falling

WavesChallenging

SwellWatch

Current speedCalm

Forecast Overview

Tue, Oct 20Challenging

Waves1.0–1.6 mCurrent speed0.5 km/h maxWater temperature16.2°C

TodayChallenging

Waves1.6–3.9 mCurrent speed0.9 km/h maxWater temperature16.0°C

TomorrowChallenging

Waves2.3–3.2 mCurrent speed1.5 km/h maxWater temperature15.8°C

Fri, Oct 23Challenging

Waves3.5–7.0 mCurrent speed2.3 km/h maxWater temperature15.3°C

Next 72 hours

13:00

Waves: 1.0 m

Current speed: 0.2 km/h

Water temperature: 16.2°C

19:00

Waves: 1.3 m

Current speed: 0.5 km/h

Water temperature: 16.2°C

01:00

Waves: 1.7 m

Current speed: 0.8 km/h

Water temperature: 16.1°C

07:00

Waves: 3.9 m

Current speed: 0.8 km/h

Water temperature: 16.1°C

13:00

Waves: 3.4 m

Current speed: 0.9 km/h

Water temperature: 16.0°C

19:00

Waves: 2.8 m

Current speed: 0.5 km/h

Water temperature: 16.0°C

01:00

Waves: 3.1 m

Current speed: 1.2 km/h

Water temperature: 15.9°C

07:00

Waves: 2.9 m

Current speed: 0.6 km/h

Water temperature: 15.8°C

13:00

Waves: 2.4 m

Current speed: 1.2 km/h

Water temperature: 15.8°C

19:00

Waves: 2.5 m

Current speed: 0.2 km/h

Water temperature: 15.7°C

01:00

Waves: 3.7 m

Current speed: 1.8 km/h

Water temperature: 15.5°C

07:00

Waves: 7.0 m

Current speed: 0.2 km/h

Water temperature: 15.2°C

Catalog depth5–20 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.

Updated: cached data

Open-Meteo Marine + Weather APIs →

Dive readiness

Collecting the latest marine conditions and forecast signals.

Seasons · water temperature

12-month outlook

Best window

May-Sep

Peak month

Aug 16.7°

Jan10.4°

Feb9.8°

Mar9.5°

Apr10.2°

May11.9°

Jun14.2°

Jul16.1°

Aug16.7°

Sep15.8°

Oct14.5°

Nov13.0°

Dec11.5°

Current: mild

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

OceanshoreSalt 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

Reef Fish

From site catalogue

Phaeophyceae

Nearby OBIS observations10

Ulva lactuca

Nearby OBIS observations9

Rhodophyta

Nearby OBIS observations7

Anemonia viridis

Nearby OBIS observations5

Ectocarpus

Nearby OBIS observations5

Zostera marina

Nearby OBIS observations5

Acromegalomma vesiculosum

Nearby OBIS observations4

Dictyota dichotoma

Nearby OBIS observations4

Gobius

Nearby OBIS observations4

Lanice conchilega

Nearby OBIS observations4

Owenia fusiformis

Nearby OBIS observations4

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

OBIS source →

Photos