Netherlands

Vrouw Holle

7–20 mMax Depth

boatEntry

4Species

Conditions Summary

Model forecast · local time (GMT+2)

Model conditions signal100/100

Waves

0.5 m

3.6 s

Swell

0.3 m

3.9 s

Current speed

0.4 km/h

flowing toward NE

Water temperature

15.3°C

Wind

18.0 km/h

→ S

Sea level

-1.0 m

rising

WavesCalm

SwellCalm

Current speedCalm

Planning window

06:00–07:00

Calmest model window

Forecast Overview

TodayWatch

Waves0.4–1.2 mCurrent speed0.9 km/h maxWater temperature15.1°C

TomorrowWatch

Waves0.4–1.2 mCurrent speed0.9 km/h maxWater temperature14.5°C

Fri, Oct 23Watch

Waves0.4–2.0 mCurrent speed1.0 km/h maxWater temperature14.2°C

Sat, Oct 24Challenging

Waves1.8–2.0 mCurrent speed0.8 km/h maxWater temperature13.7°C

Next 72 hours

06:00

Waves: 0.5 m

Current speed: 0.4 km/h

Water temperature: 15.3°C

12:00

Waves: 0.4 m

Current speed: 0.6 km/h

Water temperature: 15.2°C

18:00

Waves: 0.9 m

Current speed: 0.8 km/h

Water temperature: 15.1°C

00:00

Waves: 1.2 m

Current speed: 0.6 km/h

Water temperature: 14.8°C

06:00

Waves: 0.8 m

Current speed: 0.6 km/h

Water temperature: 14.5°C

12:00

Waves: 0.9 m

Current speed: 0.6 km/h

Water temperature: 14.4°C

18:00

Waves: 0.6 m

Current speed: 0.3 km/h

Water temperature: 14.4°C

00:00

Waves: 0.4 m

Current speed: 0.4 km/h

Water temperature: 14.4°C

06:00

Waves: 0.5 m

Current speed: 0.5 km/h

Water temperature: 14.3°C

12:00

Waves: 0.6 m

Current speed: 0.9 km/h

Water temperature: 14.2°C

18:00

Waves: 1.4 m

Current speed: 0.8 km/h

Water temperature: 14.0°C

00:00

Waves: 2.0 m

Current speed: 0.8 km/h

Water temperature: 13.8°C

Catalog depth7–20 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-Oct

Peak month

Aug 18.7°

Jan6.5°

Feb5.8°

Mar6.3°

Apr8.5°

May11.5°

Jun14.6°

Jul17.2°

Aug18.7°

Sep17.7°

Oct15.0°

Nov11.6°

Dec8.5°

Current: moderate

Typical visibility: 7.5 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

wrecksalt Waterintermediate 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

Rudd

Scardinius erythrophthalmus

DeepLog2

Moon jelly

Aurelia aurita

DeepLog1

Round goby

Neogobius melanostomus

DeepLog1

Sepia

Sepia officinalis

DeepLog1

Larus fuscus

Nearby OBIS observations149

Larus argentatus

Nearby OBIS observations87

Ensis

Nearby OBIS observations3

Heteromastus filiformis

Nearby OBIS observations2

Mya arenaria

Nearby OBIS observations2

Nephtys cirrosa

Nearby OBIS observations2

Streblospio shrubsolii

Nearby OBIS observations2

Thalassiosira

Nearby OBIS observations2

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

DeepLog + OBIS →

Photos