United States

Yokohama Bay

3–12 mMax Depth

shoreEntry

42Species

Conditions Summary

Model forecast · local time (GMT-10)

Planning signal71/100

Waves

1.6 m

9.8 s

Swell

1.4 m

9.0 s

Current speed

0.4 km/h

flowing toward W

Water temperature

27.6°C

Wind

16.3 km/h

→ NE

Sea level

0.8 m

falling

WavesChallenging

SwellWatch

Current speedCalm

Forecast Overview

Sat, Sep 5Challenging

Waves1.6–1.7 mCurrent speed1.5 km/h maxWater temperature27.4°C

TodayChallenging

Waves1.7–1.9 mCurrent speed2.9 km/h maxWater temperature27.3°C

TomorrowChallenging

Waves1.9–3.1 mCurrent speed2.9 km/h maxWater temperature27.2°C

Tue, Sep 8Challenging

Waves2.9–3.6 mCurrent speed3.9 km/h maxWater temperature27.1°C

Next 72 hours

14:00

Waves: 1.6 m

Current speed: 0.4 km/h

Water temperature: 27.6°C

20:00

Waves: 1.7 m

Current speed: 1.1 km/h

Water temperature: 27.3°C

02:00

Waves: 1.8 m

Current speed: 2.9 km/h

Water temperature: 27.1°C

08:00

Waves: 1.8 m

Current speed: 0.5 km/h

Water temperature: 27.1°C

14:00

Waves: 1.8 m

Current speed: 1.0 km/h

Water temperature: 27.7°C

20:00

Waves: 1.9 m

Current speed: 1.4 km/h

Water temperature: 27.5°C

02:00

Waves: 2.0 m

Current speed: 2.7 km/h

Water temperature: 27.2°C

08:00

Waves: 2.2 m

Current speed: 0.3 km/h

Water temperature: 27.1°C

14:00

Waves: 2.4 m

Current speed: 1.4 km/h

Water temperature: 27.3°C

20:00

Waves: 2.8 m

Current speed: 0.6 km/h

Water temperature: 27.2°C

02:00

Waves: 3.5 m

Current speed: 2.8 km/h

Water temperature: 27.1°C

08:00

Waves: 3.3 m

Current speed: 1.0 km/h

Water temperature: 27.0°C

Catalog depth3–12 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

Sep 27.0°

Jan24.5°

Feb24.2°

Mar24.2°

Apr24.5°

May25.2°

Jun25.8°

Jul26.2°

Aug26.6°

Sep27.0°

Oct26.9°

Nov26.2°

Dec25.2°

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

shorereefsalt Waterbeginner Difficulty

Data source & current conditions

Profile facts were imported from DeepLog. ScubaProof adds nearby-center links and presents the recorded fields without treating missing data as confirmation. Conditions, access, permits, and site suitability can change; confirm them with a local operator before diving.

View the source profile →

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

Dotted periwinkle

Littoraria pintado

DeepLog4

Rockskipper

Istiblennius zebra

DeepLog4

Red pencil urchin

Heterocentrotus mamillatus

DeepLog3

Bunch whale

Megaptera novaeangliae

DeepLog2

Cat cone

Conus catus

DeepLog2

Colobocentrotus atratus

DeepLog2

Phoenix damsel

Plectroglyphidodon phoenixensis

DeepLog2

Widebar damsel

Plectroglyphidodon johnstonianus

DeepLog2

Acar plicata

DeepLog1

Arc-eye hawkfish

Paracirrhites arcatus

DeepLog1

Blackspot sergeant

Abudefduf sordidus

DeepLog1

Black triggerfish

Melichthys niger

DeepLog1

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

DeepLog + OBIS →

Photos