Asia › Japan
伊豆大島ダイビング Beach Line
5–25 mMax Depth
shoreEntry
20Species
Conditions Summary
Model forecast · local time (GMT+9)
Model conditions signal61/100
Waves
1.2 m
5.8 s
Swell
0.8 m
6.9 s
Current speed
1.9 km/h
flowing toward NE
Water temperature
25.6°C
Wind
23.7 km/h
→ SW
Sea level
0.5 m
falling
WavesChallenging
SwellWatch
Current speedWatch
Forecast Overview
Mon, Oct 19Challenging
Waves1.1–1.2 mCurrent speed1.9 km/h maxWater temperature25.5°C
Tue, Oct 20Challenging
Waves1.0–1.2 mCurrent speed2.2 km/h maxWater temperature25.6°C
TodayChallenging
Waves1.0–2.8 mCurrent speed3.3 km/h maxWater temperature26.0°C
TomorrowChallenging
Waves1.7–2.5 mCurrent speed2.3 km/h maxWater temperature25.7°C
Next 72 hours
Catalog depth5–25 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.
Updated: cached data
Open-Meteo Marine + Weather APIs →Dive readiness
Collecting the latest marine conditions and forecast signals.
Seasons · water temperature
12-month outlook
Best window
Not available
Peak month
Aug 26.1°
Jan16.7°
Feb15.7°
Mar16.0°
Apr17.1°
May19.1°
Jun21.4°
Jul23.9°
Aug26.1°
Sep25.5°
Oct23.3°
Nov21.1°
Dec18.8°
Current: moderate
Typical visibility: 10 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
shoresalt 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
Clypeaster japonicus
DeepLog1
Emperor angelfish
Pomacanthus imperator
DeepLog1
Ghost pipefish
Solenostomus cyanopterus
DeepLog1
Grub fish
Parapercis pulchella
DeepLog1
Immortal jellyfish
Turritopsis nutricula
DeepLog1
Japanese parrotfish
Calotomus japonicus
DeepLog1
Japanese seabream
Pagrus major
DeepLog1
Leopard moray eel
Enchelycore pardalis
DeepLog1
Meiacanthus kamoharai
DeepLog1
Nudibranch
Doriprismatica atromarginata
DeepLog1
Orange pipefish
Maroubra yasudai
DeepLog1
Pteragogus aurigarius
DeepLog1
These are nearby biodiversity records, not a guarantee that every species will be seen on a particular dive.
DeepLog + OBIS →Photos
