Canada

Grande Grave

15–40 mMax Depth

shoreEntry

11Species

Conditions Summary

Model forecast · local time (GMT-4)

Model conditions signal100/100

Waves

0.4 m

3.3 s

Swell

0.3 m

2.8 s

Current speed

0.4 km/h

flowing toward SE

Water temperature

9.0°C

Wind

12.7 km/h

→ NW

Sea level

0.0 m

falling

WavesCalm

SwellCalm

Current speedCalm

Planning window

22:45–22:00

Calmest model window

Forecast Overview

Tue, Oct 20Calm

Waves0.4–0.4 mCurrent speed0.4 km/h maxWater temperature8.9°C

TodayCalm

Waves0.1–0.3 mCurrent speed0.7 km/h maxWater temperature9.0°C

TomorrowCalm

Waves0.2–0.9 mCurrent speed0.7 km/h maxWater temperature8.8°C

Fri, Oct 23Challenging

Waves0.7–1.2 mCurrent speed0.9 km/h maxWater temperature8.5°C

Next 72 hours

22:00

Waves: 0.4 m

Current speed: 0.2 km/h

Water temperature: 9.0°C

04:00

Waves: 0.2 m

Current speed: 0.4 km/h

Water temperature: 8.9°C

10:00

Waves: 0.1 m

Current speed: 0.0 km/h

Water temperature: 9.0°C

16:00

Waves: 0.2 m

Current speed: 0.3 km/h

Water temperature: 9.1°C

22:00

Waves: 0.2 m

Current speed: 0.3 km/h

Water temperature: 8.9°C

04:00

Waves: 0.2 m

Current speed: 0.2 km/h

Water temperature: 8.8°C

10:00

Waves: 0.2 m

Current speed: 0.5 km/h

Water temperature: 8.8°C

16:00

Waves: 0.5 m

Current speed: 0.2 km/h

Water temperature: 8.9°C

22:00

Waves: 0.8 m

Current speed: 0.3 km/h

Water temperature: 8.7°C

04:00

Waves: 1.1 m

Current speed: 0.8 km/h

Water temperature: 8.6°C

10:00

Waves: 1.2 m

Current speed: 0.4 km/h

Water temperature: 8.5°C

16:00

Waves: 1.0 m

Current speed: 0.9 km/h

Water temperature: 8.4°C

Catalog depth15–40 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 15.1°

Jan-0.3°

Feb-0.5°

Mar-0.5°

Apr0.9°

May5.0°

Jun10.0°

Jul13.9°

Aug15.1°

Sep11.7°

Oct7.4°

Nov3.9°

Dec1.2°

Current: mild

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

deepsalt 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

Atlantic gray seal

Halichoerus grypus

DeepLog10

Plumosa anemone

Metridium senile

DeepLog9

Common seal

Phoca vitulina

DeepLog6

Atlantic mackerel

Scomber scombrus

DeepLog2

Basking shark

Cetorhinus maximus

DeepLog2

Cunner

Tautogolabrus adspersus

DeepLog2

Capelin

Mallotus villosus

DeepLog1

Pygmy blue whale

Balaenoptera musculus

DeepLog1

Rock gunnel

Pholis gunnellus

DeepLog1

Rorqual aliblanco

Balaenoptera acutorostrata

DeepLog1

White whale

Delphinapterus leucas

DeepLog1

Northern Gannet

Morus bassanus

Nearby OBIS observations209

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

DeepLog + OBIS →

Photos