Guam

The Crevice

10–30 mMax Depth

boatEntry

81Species

Conditions Summary

Model forecast · local time (GMT+10)

Model conditions signal71/100

Waves

1.4 m

8.2 s

Swell

1.1 m

7.0 s

Current speed

1.3 km/h

flowing toward S

Water temperature

28.5°C

Wind

20.3 km/h

→ E

Sea level

0.4 m

rising

WavesChallenging

SwellWatch

Current speedCalm

Forecast Overview

TodayChallenging

Waves1.3–1.4 mCurrent speed1.5 km/h maxWater temperature28.6°C

TomorrowChallenging

Waves1.2–1.3 mCurrent speed1.2 km/h maxWater temperature28.5°C

Fri, Oct 23Challenging

Waves1.2–1.4 mCurrent speed1.2 km/h maxWater temperature28.4°C

Sat, Oct 24Challenging

Waves1.2–1.2 mCurrent speed0.6 km/h maxWater temperature28.3°C

Next 72 hours

12:00

Waves: 1.4 m

Current speed: 1.3 km/h

Water temperature: 28.5°C

18:00

Waves: 1.3 m

Current speed: 1.3 km/h

Water temperature: 28.7°C

00:00

Waves: 1.3 m

Current speed: 1.2 km/h

Water temperature: 28.4°C

06:00

Waves: 1.3 m

Current speed: 0.6 km/h

Water temperature: 28.4°C

12:00

Waves: 1.2 m

Current speed: 0.7 km/h

Water temperature: 28.5°C

18:00

Waves: 1.3 m

Current speed: 0.9 km/h

Water temperature: 28.6°C

00:00

Waves: 1.3 m

Current speed: 1.0 km/h

Water temperature: 28.4°C

06:00

Waves: 1.3 m

Current speed: 0.6 km/h

Water temperature: 28.2°C

12:00

Waves: 1.3 m

Current speed: 0.8 km/h

Water temperature: 28.3°C

18:00

Waves: 1.3 m

Current speed: 0.9 km/h

Water temperature: 28.6°C

00:00

Waves: 1.2 m

Current speed: 0.3 km/h

Water temperature: 28.3°C

06:00

Waves: 1.2 m

Current speed: 0.6 km/h

Water temperature: 28.3°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.

Open-Meteo Marine + Weather APIs →

Dive readiness

Collecting the latest marine conditions and forecast signals.

Seasons · water temperature

12-month outlook

Best window

Nov-May

Peak month

Jul 29.4°

Jan27.9°

Feb27.6°

Mar27.7°

Apr28.1°

May28.8°

Jun29.3°

Jul29.4°

Aug29.4°

Sep29.4°

Oct29.3°

Nov29.0°

Dec28.4°

Current: moderate

Typical visibility: 20 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

reefsalt 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

Tracey's demoiselle

Chrysiptera traceyi

DeepLog27

Arc-eye hawkfish

Paracirrhites arcatus

DeepLog11

Comical blenny

Ecsenius opsifrontalis

DeepLog11

Fire goby

Nemateleotris magnifica

DeepLog8

Caesiura goby

Trimma caesiura

DeepLog6

Blackside hawkfish

Paracirrhites forsteri

DeepLog4

Latticed sandperch

Parapercis clathrata

DeepLog4

Netted pufferfish

Canthigaster solandri

DeepLog4

Ocellate damselfish

Pomacentrus vaiuli

DeepLog4

Orangespine unicornfish

Naso lituratus

DeepLog4

Goldenstriped soapfish

Grammistes sexlineatus

DeepLog3

Halfmoon triggerfish

Sufflamen chrysopterum

DeepLog3

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

DeepLog + OBIS →

Photos