United States

Key West

5–40 mMax Depth

boatEntry

24Species

Conditions Summary

Model forecast · local time (GMT-4)

Model conditions signal100/100

Waves

0.3 m

4.7 s

Swell

0.3 m

3.9 s

Current speed

1.0 km/h

flowing toward N

Water temperature

29.8°C

Wind

4.3 km/h

→ NE

Sea level

-0.1 m

rising

WavesCalm

SwellCalm

Current speedCalm

Planning window

12:30–12:00

Calmest model window

Forecast Overview

Sat, Oct 17Calm

Waves0.3–0.3 mCurrent speed1.0 km/h maxWater temperature29.8°C

Sun, Oct 18Watch

Waves0.3–1.3 mCurrent speed1.6 km/h maxWater temperature29.5°C

Mon, Oct 19Challenging

Waves1.1–1.4 mCurrent speed1.9 km/h maxWater temperature29.2°C

Tue, Oct 20Challenging

Waves1.4–1.5 mCurrent speed1.7 km/h maxWater temperature29.0°C

Next 72 hours

12:00

Waves: 0.3 m

Current speed: 1.0 km/h

Water temperature: 29.8°C

18:00

Waves: 0.3 m

Current speed: 0.8 km/h

Water temperature: 29.8°C

00:00

Waves: 0.3 m

Current speed: 0.4 km/h

Water temperature: 29.7°C

06:00

Waves: 0.7 m

Current speed: 1.0 km/h

Water temperature: 29.5°C

12:00

Waves: 0.9 m

Current speed: 1.3 km/h

Water temperature: 29.5°C

18:00

Waves: 1.0 m

Current speed: 0.7 km/h

Water temperature: 29.4°C

00:00

Waves: 1.2 m

Current speed: 1.2 km/h

Water temperature: 29.3°C

06:00

Waves: 1.1 m

Current speed: 0.9 km/h

Water temperature: 29.2°C

12:00

Waves: 1.2 m

Current speed: 1.4 km/h

Water temperature: 29.2°C

18:00

Waves: 1.3 m

Current speed: 1.1 km/h

Water temperature: 29.2°C

00:00

Waves: 1.4 m

Current speed: 1.3 km/h

Water temperature: 29.1°C

06:00

Waves: 1.4 m

Current speed: 1.1 km/h

Water temperature: 29.0°C

Catalog depth5–40 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

Year-round

Peak month

Aug 29.8°

Jan24.2°

Feb24.1°

Mar24.6°

Apr25.6°

May26.9°

Jun28.4°

Jul29.3°

Aug29.8°

Sep29.3°

Oct28.3°

Nov26.6°

Dec25.3°

Current: mild

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

reefwrecksalt 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

Portuguese man o'war

Physalia physalis

DeepLog6

Buttonwood

Conocarpus erectus

DeepLog4

Tarpon

Megalops atlanticus

DeepLog4

Nurse shark

Ginglymostoma cirratum

DeepLog3

Bluestriped grunt

Haemulon sciurus

DeepLog2

Great barracuda

Sphyraena barracuda

DeepLog2

Gulf toadfish

Opsanus beta

DeepLog2

Plicate nerite

Nerita versicolor

DeepLog2

Ragged sea hare

Aplysia dactylomela

DeepLog2

Sergeant-major

Abudefduf saxatilis

DeepLog2

Bivalve

Tucetona pectinata

DeepLog1

Black mangrove

Avicennia germinans

DeepLog1

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

DeepLog + OBIS →

Photos