United States

Rat Rock

9.1–15.2 mMax Depth

boatEntry

18Species

Conditions Summary

Model forecast · local time (GMT-7)

Model conditions signal91/100

Waves

0.8 m

11.8 s

Swell

0.6 m

9.6 s

Current speed

0.6 km/h

flowing toward NW

Water temperature

22.0°C

Wind

17.6 km/h

→ SW

Sea level

0.8 m

falling

WavesWatch

SwellCalm

Current speedCalm

Planning window

17:45–17:00

Calmest model window

Forecast Overview

Tue, Oct 20Watch

Waves0.8–0.8 mCurrent speed0.8 km/h maxWater temperature22.0°C

TodayWatch

Waves0.8–0.8 mCurrent speed1.3 km/h maxWater temperature21.8°C

TomorrowWatch

Waves0.8–1.1 mCurrent speed1.2 km/h maxWater temperature21.8°C

Fri, Oct 23Watch

Waves0.7–1.1 mCurrent speed1.0 km/h maxWater temperature21.7°C

Next 72 hours

17:00

Waves: 0.8 m

Current speed: 0.6 km/h

Water temperature: 22.0°C

23:00

Waves: 0.8 m

Current speed: 0.8 km/h

Water temperature: 21.9°C

05:00

Waves: 0.8 m

Current speed: 1.0 km/h

Water temperature: 21.8°C

11:00

Waves: 0.8 m

Current speed: 1.2 km/h

Water temperature: 21.8°C

17:00

Waves: 0.8 m

Current speed: 1.3 km/h

Water temperature: 21.9°C

23:00

Waves: 0.8 m

Current speed: 0.9 km/h

Water temperature: 21.8°C

05:00

Waves: 0.8 m

Current speed: 1.2 km/h

Water temperature: 21.8°C

11:00

Waves: 0.8 m

Current speed: 0.8 km/h

Water temperature: 21.8°C

17:00

Waves: 0.8 m

Current speed: 0.4 km/h

Water temperature: 21.9°C

23:00

Waves: 1.1 m

Current speed: 0.3 km/h

Water temperature: 21.7°C

05:00

Waves: 0.8 m

Current speed: 0.7 km/h

Water temperature: 21.6°C

11:00

Waves: 0.7 m

Current speed: 1.0 km/h

Water temperature: 21.7°C

Catalog depth9.1–15.2 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-Oct

Peak month

Aug 19.0°

Jan14.5°

Feb14.4°

Mar14.2°

Apr14.2°

May15.2°

Jun16.9°

Jul18.6°

Aug19.0°

Sep19.0°

Oct18.3°

Nov16.8°

Dec15.1°

Current: moderate

Typical visibility: 12 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

wallpinnaclesalt 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

Purple sea hare

Aplysia californica

DeepLog2

Black perch

Embiotoca jacksoni

DeepLog1

Blacksmith

Chromis punctipinnis

DeepLog1

California flounder

Paralichthys californicus

DeepLog1

California golden gorgonian

Muricea californica

DeepLog1

California moray

Gymnothorax mordax

DeepLog1

Garibaldi damselfish

Hypsypops rubicundus

DeepLog1

Giant keyhole limpet

Megathura crenulata

DeepLog1

Giant spined star

Pisaster giganteus

DeepLog1

Lesser twospotted octopus

Octopus bimaculoides

DeepLog1

Long-beaked common dolphin

Delphinus delphis

DeepLog1

Navanax

Navanax inermis

DeepLog1

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

DeepLog + OBIS →

Photos