Finland

Kronprins Gustav Adolf

20–35 mMax Depth

boatEntry

1Species

Conditions Summary

Model forecast · local time (GMT+3)

Model conditions signal91/100

Waves

0.6 m

3.0 s

Swell

0.1 m

3.2 s

Current speed

0.7 km/h

flowing toward W

Water temperature

11.9°C

Wind

31.3 km/h

→ SE

Sea level

-0.2 m

WavesWatch

SwellCalm

Current speedCalm

Planning window

19:15–19:00

Calmest model window

Forecast Overview

TodayWatch

Waves0.6–0.6 mCurrent speed0.7 km/h maxWater temperature11.9°C

TomorrowWatch

Waves0.5–0.7 mCurrent speed0.9 km/h maxWater temperature11.8°C

Thu, Oct 22Watch

Waves0.6–0.8 mCurrent speed0.7 km/h maxWater temperature11.7°C

Fri, Oct 23Watch

Waves0.6–0.8 mCurrent speed0.6 km/h maxWater temperature11.7°C

Next 72 hours

19:00

Waves: 0.6 m

Current speed: 0.7 km/h

Water temperature: 11.9°C

01:00

Waves: 0.6 m

Current speed: 0.6 km/h

Water temperature: 11.8°C

07:00

Waves: 0.5 m

Current speed: 0.7 km/h

Water temperature: 11.7°C

13:00

Waves: 0.6 m

Current speed: 0.9 km/h

Water temperature: 11.8°C

19:00

Waves: 0.7 m

Current speed: 0.9 km/h

Water temperature: 11.7°C

01:00

Waves: 0.6 m

Current speed: 0.7 km/h

Water temperature: 11.7°C

07:00

Waves: 0.6 m

Current speed: 0.6 km/h

Water temperature: 11.7°C

13:00

Waves: 0.6 m

Current speed: 0.6 km/h

Water temperature: 11.7°C

19:00

Waves: 0.8 m

Current speed: 0.6 km/h

Water temperature: 11.7°C

01:00

Waves: 0.7 m

Current speed: 0.6 km/h

Water temperature: 11.7°C

07:00

Waves: 0.7 m

Current speed: 0.6 km/h

Water temperature: 11.7°C

13:00

Waves: 0.6 m

Current speed: 0.4 km/h

Water temperature: 11.7°C

Catalog depth20–35 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

Not available

Peak month

Aug 17.2°

Jan2.1°

Feb0.8°

Mar0.7°

Apr2.2°

May6.2°

Jun11.4°

Jul16.1°

Aug17.2°

Sep14.4°

Oct10.3°

Nov7.0°

Dec4.2°

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

wreckbrackish Wateradvanced 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

European whitefish

Coregonus lavaretus

DeepLog1

Ebria tripartita

Nearby OBIS observations11

Pyramimonas

Nearby OBIS observations10

Gymnodinium

Nearby OBIS observations9

Chlamydomonas

Nearby OBIS observations7

Dinophysis acuminata

Nearby OBIS observations7

Chrysochromulina

Nearby OBIS observations6

Heterocapsa rotundata

Nearby OBIS observations6

Plagioselmis prolonga

Nearby OBIS observations6

Amphidinium

Nearby OBIS observations5

Cryptophyceae

Nearby OBIS observations5

Merismopedia

Nearby OBIS observations5

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

DeepLog + OBIS →