Finland

Porkkala Cooking Shed

3–12 mMax Depth

shoreEntry

5Species

Conditions Summary

Model forecast · local time (GMT+3)

Model conditions signal100/100

Waves

0.5 m

3.0 s

Swell

0.1 m

3.1 s

Current speed

0.6 km/h

flowing toward NW

Water temperature

11.8°C

Wind

15.8 km/h

→ SE

Sea level

-0.1 m

WavesCalm

SwellCalm

Current speedCalm

Planning window

06:45–06:00

Calmest model window

Forecast Overview

TodayCalm

Waves0.5–0.6 mCurrent speed0.9 km/h maxWater temperature11.9°C

TomorrowWatch

Waves0.6–0.8 mCurrent speed0.8 km/h maxWater temperature11.9°C

Fri, Oct 23Watch

Waves0.5–0.8 mCurrent speed0.6 km/h maxWater temperature11.9°C

Sat, Oct 24Watch

Waves0.6–0.6 mCurrent speed0.4 km/h maxWater temperature11.9°C

Next 72 hours

06:00

Waves: 0.5 m

Current speed: 0.6 km/h

Water temperature: 11.8°C

12:00

Waves: 0.5 m

Current speed: 0.7 km/h

Water temperature: 11.8°C

18:00

Waves: 0.6 m

Current speed: 0.9 km/h

Water temperature: 11.9°C

00:00

Waves: 0.6 m

Current speed: 0.8 km/h

Water temperature: 11.9°C

06:00

Waves: 0.6 m

Current speed: 0.6 km/h

Water temperature: 11.9°C

12:00

Waves: 0.6 m

Current speed: 0.5 km/h

Water temperature: 11.9°C

18:00

Waves: 0.8 m

Current speed: 0.4 km/h

Water temperature: 12.0°C

00:00

Waves: 0.8 m

Current speed: 0.5 km/h

Water temperature: 11.9°C

06:00

Waves: 0.6 m

Current speed: 0.5 km/h

Water temperature: 11.9°C

12:00

Waves: 0.5 m

Current speed: 0.6 km/h

Water temperature: 11.9°C

18:00

Waves: 0.6 m

Current speed: 0.4 km/h

Water temperature: 11.9°C

00:00

Waves: 0.6 m

Current speed: 0.2 km/h

Water temperature: 11.9°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

Jun-Sep

Peak month

Aug 17.3°

Jan2.3°

Feb0.9°

Mar0.8°

Apr2.3°

May6.3°

Jun11.5°

Jul16.2°

Aug17.3°

Sep14.6°

Oct10.5°

Nov7.2°

Dec4.4°

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

brackish 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

Moon jelly

Aurelia aurita

DeepLog2

European perch

Perca fluviatilis

DeepLog1

European smelt

Osmerus eperlanus

DeepLog1

Norhtern blue mussel

Mytilus trossulus

DeepLog1

Stone loach

Barbatula barbatula

DeepLog1

Ebria tripartita

Nearby OBIS observations12

Kryptoperidinium triquetrum

Nearby OBIS observations12

Plagioselmis prolonga

Nearby OBIS observations11

Mesodinium rubrum

Nearby OBIS observations10

Pyramimonas

Nearby OBIS observations10

Dinophyceae

Nearby OBIS observations9

Hemiselmis virescens

Nearby OBIS observations9

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

DeepLog + OBIS →

Photos