Japan

ハスチョルダイビング

5–18 mMax Depth

1Species

Conditions Summary

Model forecast · local time (GMT+9)

Model conditions signal100/100

Waves

0.3 m

2.8 s

Swell

0.2 m

2.7 s

Current speed

0.3 km/h

flowing toward NE

Water temperature

22.5°C

Wind

6.1 km/h

→ S

Sea level

-0.1 m

rising

WavesCalm

SwellCalm

Current speedCalm

Planning window

05:30–05:00

Calmest model window

Forecast Overview

Mon, Oct 19Watch

Waves0.2–0.7 mCurrent speed0.5 km/h maxWater temperature22.6°C

Tue, Oct 20Calm

Waves0.2–0.4 mCurrent speed0.4 km/h maxWater temperature22.7°C

TodayWatch

Waves0.2–1.4 mCurrent speed0.6 km/h maxWater temperature22.9°C

TomorrowWatch

Waves0.5–1.1 mCurrent speed0.3 km/h maxWater temperature23.0°C

Next 72 hours

05:00

Waves: 0.2 m

Current speed: 0.3 km/h

Water temperature: 22.5°C

11:00

Waves: 0.5 m

Current speed: 0.5 km/h

Water temperature: 22.5°C

17:00

Waves: 0.6 m

Current speed: 0.4 km/h

Water temperature: 22.7°C

23:00

Waves: 0.5 m

Current speed: 0.3 km/h

Water temperature: 22.6°C

05:00

Waves: 0.4 m

Current speed: 0.4 km/h

Water temperature: 22.6°C

11:00

Waves: 0.4 m

Current speed: 0.4 km/h

Water temperature: 22.6°C

17:00

Waves: 0.3 m

Current speed: 0.2 km/h

Water temperature: 22.8°C

23:00

Waves: 0.2 m

Current speed: 0.0 km/h

Water temperature: 22.8°C

05:00

Waves: 0.4 m

Current speed: 0.4 km/h

Water temperature: 22.8°C

11:00

Waves: 0.9 m

Current speed: 0.6 km/h

Water temperature: 22.8°C

17:00

Waves: 1.3 m

Current speed: 0.6 km/h

Water temperature: 23.0°C

23:00

Waves: 1.2 m

Current speed: 0.3 km/h

Water temperature: 23.0°C

Catalog depth5–18 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

May-Sep

Peak month

Aug 25.9°

Jan13.6°

Feb12.5°

Mar13.2°

Apr15.0°

May17.9°

Jun20.9°

Jul23.4°

Aug25.9°

Sep24.7°

Oct21.6°

Nov18.9°

Dec16.0°

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.

Explore nearby centers on the map

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Dive Types

salt 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

Mosquitofish

Gambusia affinis

DeepLog1

Charadrius alexandrinus

Nearby OBIS observations26

Arenaria interpres

Nearby OBIS observations24

Actitis hypoleucos

Nearby OBIS observations22

Pluvialis squatarola

Nearby OBIS observations20

Calidris alba

Nearby OBIS observations19

Tringa brevipes

Nearby OBIS observations19

Calidris alpina

Nearby OBIS observations17

Charadrius dubius

Nearby OBIS observations14

Charadrius mongolus

Nearby OBIS observations13

Limosa lapponica

Nearby OBIS observations12

Xenus cinereus

Nearby OBIS observations12

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

DeepLog + OBIS →