Norway

Hulviken, Vestby

5–20 mMax Depth

shoreEntry

8Species

Conditions Summary

Model forecast · local time (GMT+2)

Model conditions signal100/100

Waves

0.2 m

1.9 s

Swell

0.0 m

1.8 s

Current speed

0.3 km/h

flowing toward SW

Water temperature

10.2°C

Wind

15.8 km/h

→ NE

Sea level

-0.2 m

WavesCalm

SwellCalm

Current speedCalm

Planning window

02:30–02:00

Calmest model window

Forecast Overview

TodayCalm

Waves0.1–0.2 mCurrent speed0.3 km/h maxWater temperature10.5°C

TomorrowCalm

Waves0.2–0.4 mCurrent speed0.4 km/h maxWater temperature10.6°C

Fri, Oct 23Calm

Waves0.1–0.3 mCurrent speed0.5 km/h maxWater temperature10.1°C

Sat, Oct 24Calm

Waves0.1–0.1 mCurrent speed0.4 km/h maxWater temperature10.3°C

Next 72 hours

02:00

Waves: 0.2 m

Current speed: 0.3 km/h

Water temperature: 10.2°C

08:00

Waves: 0.2 m

Current speed: 0.3 km/h

Water temperature: 10.4°C

14:00

Waves: 0.1 m

Current speed: 0.3 km/h

Water temperature: 10.5°C

20:00

Waves: 0.2 m

Current speed: 0.0 km/h

Water temperature: 10.6°C

02:00

Waves: 0.2 m

Current speed: 0.2 km/h

Water temperature: 10.6°C

08:00

Waves: 0.3 m

Current speed: 0.2 km/h

Water temperature: 10.6°C

14:00

Waves: 0.3 m

Current speed: 0.4 km/h

Water temperature: 10.7°C

20:00

Waves: 0.4 m

Current speed: 0.2 km/h

Water temperature: 10.6°C

02:00

Waves: 0.3 m

Current speed: 0.3 km/h

Water temperature: 10.3°C

08:00

Waves: 0.2 m

Current speed: 0.2 km/h

Water temperature: 10.0°C

14:00

Waves: 0.1 m

Current speed: 0.4 km/h

Water temperature: 10.0°C

20:00

Waves: 0.1 m

Current speed: 0.4 km/h

Water temperature: 10.2°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.

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 18.4°

Jan3.8°

Feb2.7°

Mar3.0°

Apr6.0°

May10.7°

Jun15.0°

Jul17.9°

Aug18.4°

Sep15.4°

Oct11.7°

Nov8.6°

Dec5.7°

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

shorereefbrackish 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

Corkwing wrasse

Symphodus melops

DeepLog2

Ballan wrasse

Labrus bergylta

DeepLog1

Common periwinkle

Littorina littorea

DeepLog1

Doto dunnei

DeepLog1

Lined polycera sea slug

Polycera quadrilineata

DeepLog1

Northern red anemone

Urticina felina

DeepLog1

Nudibranch

Aeolidiella glauca

DeepLog1

Orange-clubbed nudibranch

Limacia clavigera

DeepLog1

Herring gull

Larus argentatus

Nearby OBIS observations20

Common black-headed gull

Larus ridibundus

Nearby OBIS observations14

Somateria mollissima

Nearby OBIS observations13

Mytilus edulis

Nearby OBIS observations12

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

DeepLog + OBIS →

Photos