United States

Sand Key

8–18 mMax Depth

boatEntry

45Species

Conditions Summary

Model forecast · local time (GMT-4)

Model conditions signal91/100

Waves

0.6 m

3.7 s

Swell

0.5 m

3.7 s

Current speed

1.1 km/h

flowing toward W

Water temperature

29.6°C

Wind

19.2 km/h

→ E

Sea level

-0.1 m

falling

WavesWatch

SwellCalm

Current speedCalm

Planning window

04:45–04:00

Calmest model window

Forecast Overview

Fri, Oct 16Watch

Waves0.5–0.6 mCurrent speed1.2 km/h maxWater temperature29.6°C

Sat, Oct 17Calm

Waves0.2–0.5 mCurrent speed1.0 km/h maxWater temperature29.7°C

Sun, Oct 18Challenging

Waves0.2–1.3 mCurrent speed1.3 km/h maxWater temperature29.5°C

Mon, Oct 19Challenging

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

Next 72 hours

04:00

Waves: 0.6 m

Current speed: 1.1 km/h

Water temperature: 29.6°C

10:00

Waves: 0.6 m

Current speed: 1.1 km/h

Water temperature: 29.6°C

16:00

Waves: 0.6 m

Current speed: 1.1 km/h

Water temperature: 29.7°C

22:00

Waves: 0.5 m

Current speed: 0.9 km/h

Water temperature: 29.7°C

04:00

Waves: 0.4 m

Current speed: 0.7 km/h

Water temperature: 29.5°C

10:00

Waves: 0.3 m

Current speed: 0.6 km/h

Water temperature: 29.7°C

16:00

Waves: 0.3 m

Current speed: 0.6 km/h

Water temperature: 29.9°C

22:00

Waves: 0.2 m

Current speed: 0.6 km/h

Water temperature: 29.7°C

04:00

Waves: 0.4 m

Current speed: 1.0 km/h

Water temperature: 29.5°C

10:00

Waves: 1.1 m

Current speed: 0.9 km/h

Water temperature: 29.5°C

16:00

Waves: 0.9 m

Current speed: 1.3 km/h

Water temperature: 29.6°C

22:00

Waves: 1.2 m

Current speed: 1.3 km/h

Water temperature: 29.5°C

Catalog depth8–18 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: 15 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

mucksalt 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

Redbelly

Sparisoma viride

DeepLog5

Flamingo tongue

Cyphoma gibbosum

DeepLog4

Black urchin

Diadema antillarum

DeepLog3

Blue parrotfish

Scarus coeruleus

DeepLog3

Great barracuda

Sphyraena barracuda

DeepLog3

Midnight parrotfish

Scarus coelestinus

DeepLog3

Yellowtail snapper

Ocyurus chrysurus

DeepLog3

Blue tang surgeonfish

Acanthurus coeruleus

DeepLog2

Foureye butterflyfish

Chaetodon capistratus

DeepLog2

Green moray

Gymnothorax funebris

DeepLog2

Hogfish

Lachnolaimus maximus

DeepLog2

Nurse shark

Ginglymostoma cirratum

DeepLog2

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

DeepLog + OBIS →

Photos