Canada

Race Rocks - Great Race

10–30 mMax Depth

boatEntry

49Species

Conditions Summary

Model forecast · local time (GMT-7)

Model conditions signal100/100

Waves

0.2 m

10.4 s

Swell

0.1 m

7.3 s

Current speed

1.1 km/h

flowing toward W

Water temperature

11.6°C

Wind

9.8 km/h

→ E

Sea level

0.8 m

falling

WavesCalm

SwellCalm

Current speedCalm

Planning window

10:00–11:00

Calmest model window

Forecast Overview

Tue, Oct 20Calm

Waves0.2–0.2 mCurrent speed1.4 km/h maxWater temperature11.7°C

TodayCalm

Waves0.1–0.3 mCurrent speed1.4 km/h maxWater temperature11.8°C

TomorrowCalm

Waves0.2–0.4 mCurrent speed1.1 km/h maxWater temperature11.9°C

Fri, Oct 23Calm

Waves0.3–0.4 mCurrent speed1.3 km/h maxWater temperature11.8°C

Next 72 hours

10:00

Waves: 0.2 m

Current speed: 1.1 km/h

Water temperature: 11.6°C

16:00

Waves: 0.2 m

Current speed: 0.6 km/h

Water temperature: 11.8°C

22:00

Waves: 0.2 m

Current speed: 1.3 km/h

Water temperature: 11.7°C

04:00

Waves: 0.1 m

Current speed: 0.7 km/h

Water temperature: 11.7°C

10:00

Waves: 0.1 m

Current speed: 1.1 km/h

Water temperature: 11.8°C

16:00

Waves: 0.1 m

Current speed: 0.7 km/h

Water temperature: 12.0°C

22:00

Waves: 0.3 m

Current speed: 0.6 km/h

Water temperature: 11.8°C

04:00

Waves: 0.3 m

Current speed: 0.5 km/h

Water temperature: 11.9°C

10:00

Waves: 0.2 m

Current speed: 0.4 km/h

Water temperature: 11.9°C

16:00

Waves: 0.3 m

Current speed: 0.3 km/h

Water temperature: 12.1°C

22:00

Waves: 0.4 m

Current speed: 0.6 km/h

Water temperature: 12.0°C

04:00

Waves: 0.3 m

Current speed: 0.4 km/h

Water temperature: 11.8°C

Catalog depth10–30 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.

Updated: cached data

Open-Meteo Marine + Weather APIs →

Dive readiness

Collecting the latest marine conditions and forecast signals.

Seasons · water temperature

12-month outlook

Best window

Jun-Oct

Peak month

Aug 11.9°

Jan7.9°

Feb7.9°

Mar8.2°

Apr9.0°

May10.1°

Jun11.0°

Jul11.7°

Aug11.9°

Sep11.2°

Oct10.1°

Nov9.2°

Dec8.5°

Current: moderate

Typical visibility: 10 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

driftreefsalt 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

Northern sea lion

Eumetopias jubatus

DeepLog125

California sea lion

Zalophus californianus

DeepLog117

Northern elephant seal

Mirounga angustirostris

DeepLog73

Bunch whale

Megaptera novaeangliae

DeepLog58

Common seal

Phoca vitulina

DeepLog21

Marzupla

Orcinus orca

DeepLog20

Purple urchin purple urchin

Strongylocentrotus purpuratus

DeepLog7

California mussel

Mytilus californianus

DeepLog6

North pacific giant octopus

Enteroctopus dofleini

DeepLog6

Pacific herring

Clupea pallasii

DeepLog5

Black katy

Katharina tunicata

DeepLog4

Lion nudibranch

Melibe leonina

DeepLog4

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

DeepLog + OBIS →

Photos