United States

Upper Hadlock Pond

1–10 mMax Depth

shoreEntry

4Species

Conditions Summary

Model forecast · local time (GMT-4)

Model conditions signal100/100

Waves

0.3 m

6.8 s

Swell

0.2 m

6.7 s

Current speed

0.4 km/h

flowing toward NE

Water temperature

11.8°C

Wind

7.7 km/h

→ W

Sea level

-0.9 m

rising

WavesCalm

SwellCalm

Current speedCalm

Planning window

12:30–12:00

Calmest model window

Forecast Overview

Sun, Oct 18Calm

Waves0.2–0.3 mCurrent speed0.6 km/h maxWater temperature11.8°C

Mon, Oct 19Calm

Waves0.2–0.6 mCurrent speed0.3 km/h maxWater temperature11.8°C

Tue, Oct 20Watch

Waves0.6–0.9 mCurrent speed0.5 km/h maxWater temperature11.7°C

TodayWatch

Waves0.7–0.7 mCurrent speed0.5 km/h maxWater temperature11.6°C

Next 72 hours

12:00

Waves: 0.3 m

Current speed: 0.4 km/h

Water temperature: 11.8°C

18:00

Waves: 0.3 m

Current speed: 0.4 km/h

Water temperature: 11.8°C

00:00

Waves: 0.2 m

Current speed: 0.2 km/h

Water temperature: 11.7°C

06:00

Waves: 0.3 m

Current speed: 0.3 km/h

Water temperature: 11.7°C

12:00

Waves: 0.2 m

Current speed: 0.3 km/h

Water temperature: 11.9°C

18:00

Waves: 0.3 m

Current speed: 0.0 km/h

Water temperature: 11.9°C

00:00

Waves: 0.6 m

Current speed: 0.3 km/h

Water temperature: 11.8°C

06:00

Waves: 0.9 m

Current speed: 0.5 km/h

Water temperature: 11.7°C

12:00

Waves: 0.9 m

Current speed: 0.5 km/h

Water temperature: 11.8°C

18:00

Waves: 0.8 m

Current speed: 0.4 km/h

Water temperature: 11.8°C

00:00

Waves: 0.7 m

Current speed: 0.5 km/h

Water temperature: 11.7°C

06:00

Waves: 0.7 m

Current speed: 0.5 km/h

Water temperature: 11.6°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

Jun-Sep

Peak month

Aug 13.6°

Jan5.6°

Feb4.0°

Mar3.4°

Apr4.4°

May6.7°

Jun9.6°

Jul12.3°

Aug13.6°

Sep12.8°

Oct11.4°

Nov9.6°

Dec7.7°

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

fresh 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

Bushy-backed nudibranch

Dendronotus frondosus

DeepLog2

Common periwinkle

Littorina littorea

DeepLog1

Pacific ancula

Ancula gibbosa

DeepLog1

Sanguine sea star

Henricia sanguinolenta

DeepLog1

Dinophysis

Nearby OBIS observations19

Carcinus maenas

Nearby OBIS observations13

Larus smithsonianus

Nearby OBIS observations12

Harbor seal

Phoca vitulina

Nearby OBIS observations11

Common Eider

Somateria mollissima

Nearby OBIS observations9

Coryphella verrucosa

Nearby OBIS observations9

Nucella lapillus

Nearby OBIS observations7

Ascophyllum nodosum

Nearby OBIS observations6

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

DeepLog + OBIS →

Photos