Looe Key

United States

Looe Key

1–10 mMax Depth
boatEntry
56Species

Conditions Summary

Model forecast · local time (GMT-4)

Model conditions signal71/100
Waves
1.2 m
4.8 s
Swell
0.5 m
5.9 s
Current speed
1.8 km/h
flowing toward SW
Water temperature
29.2°C
Wind
33.4 km/h
→ NE
Sea level
-0.1 m
WavesChallenging
SwellCalm
Current speedWatch
Planning window
12:00–13:00
Calmest model window

Forecast Overview

Tue, Oct 20Challenging
Waves1.2–1.2 mCurrent speed1.8 km/h maxWater temperature29.2°C
TodayWatch
Waves0.4–1.2 mCurrent speed1.9 km/h maxWater temperature29.1°C
TomorrowWatch
Waves0.4–0.8 mCurrent speed2.1 km/h maxWater temperature29.1°C
Fri, Oct 23Watch
Waves0.6–1.0 mCurrent speed2.2 km/h maxWater temperature29.0°C
Next 72 hours
22:00
Waves: 1.2 m
Current speed: 1.8 km/h
Water temperature: 29.2°C
04:00
Waves: 1.1 m
Current speed: 1.7 km/h
Water temperature: 29.1°C
10:00
Waves: 0.9 m
Current speed: 1.7 km/h
Water temperature: 29.1°C
16:00
Waves: 0.6 m
Current speed: 1.7 km/h
Water temperature: 29.2°C
22:00
Waves: 0.4 m
Current speed: 1.8 km/h
Water temperature: 29.1°C
04:00
Waves: 0.6 m
Current speed: 1.7 km/h
Water temperature: 29.1°C
10:00
Waves: 0.7 m
Current speed: 1.9 km/h
Water temperature: 29.1°C
16:00
Waves: 0.5 m
Current speed: 1.5 km/h
Water temperature: 29.1°C
22:00
Waves: 0.5 m
Current speed: 1.9 km/h
Water temperature: 29.1°C
04:00
Waves: 0.9 m
Current speed: 1.8 km/h
Water temperature: 29.0°C
10:00
Waves: 1.0 m
Current speed: 2.2 km/h
Water temperature: 29.0°C
16:00
Waves: 0.8 m
Current speed: 1.7 km/h
Water temperature: 29.0°C
Catalog depth1–10 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

Apr-Oct

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.

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Dive Types

reefsalt 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
Bluehead
Thalassoma bifasciatum
DeepLog18
Redbelly
Sparisoma viride
DeepLog18
Yellowtail snapper
Ocyurus chrysurus
DeepLog15
Great barracuda
Sphyraena barracuda
DeepLog14
Foureye butterflyfish
Chaetodon capistratus
DeepLog11
Sergeant-major
Abudefduf saxatilis
DeepLog7
Yellowtail damselfish
Microspathodon chrysurus
DeepLog7
Blue tang surgeonfish
Acanthurus coeruleus
DeepLog6
Cero
Scomberomorus regalis
DeepLog6
Scrawled filefish
Aluterus scriptus
DeepLog6
Bar jack
Caranx ruber
DeepLog5
Spanish hogfish
Bodianus rufus
DeepLog5
These are nearby biodiversity records, not a guarantee that every species will be seen on a particular dive.
DeepLog + OBIS →

Photos

Looe Key photo 2
Looe Key photo 3
Looe Key photo 4
Looe Key photo 5
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