
Philippines
Arco
5–25 mMax Depth
boatEntry
2Species
Conditions Summary
Model forecast · local time (GMT+8)
Model conditions signal100/100
Waves
0.1 m
3.4 s
Swell
0.0 m
1.9 s
Current speed
0.4 km/h
flowing toward W
Water temperature
30.0°C
Wind
4.7 km/h
→ NE
Sea level
1.0 m
falling
WavesCalm
SwellCalm
Current speedCalm
Planning window
04:45–04:00
Calmest model window
Forecast Overview
Mon, Oct 19Calm
Waves0.0–0.1 mCurrent speed0.8 km/h maxWater temperature30.5°C
Tue, Oct 20Calm
Waves0.0–0.2 mCurrent speed0.6 km/h maxWater temperature30.6°C
TodayCalm
Waves0.2–0.7 mCurrent speed0.6 km/h maxWater temperature30.4°C
TomorrowWatch
Waves0.7–0.8 mCurrent speed0.6 km/h maxWater temperature30.2°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.
Open-Meteo Marine + Weather APIs →Dive readiness
Collecting the latest marine conditions and forecast signals.
Seasons · water temperature
12-month outlook
Best window
Mar-Jun
Peak month
Jun 29.5°
Jan27.3°
Feb27.0°
Mar27.5°
Apr28.3°
May29.1°
Jun29.5°
Jul29.2°
Aug29.0°
Sep29.1°
Oct29.2°
Nov28.9°
Dec28.2°
Current: mild
Typical visibility: 20 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 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
Blunt arm sea star
Pentaster obtusatus
DeepLog1
Harpooner sea urchin
Echinothrix calamaris
DeepLog1
Protoreaster nodosus
Nearby OBIS observations7
Chromodoris annae
Nearby OBIS observations6
Nembrotha kubaryana
Nearby OBIS observations5
Aspidochirotida
Nearby OBIS observations4
Gymnothorax thyrsoideus
Nearby OBIS observations4
Cirrhitichthys falco
Nearby OBIS observations3
Dascyllus trimaculatus
Nearby OBIS observations3
Linckia laevigata
Nearby OBIS observations3
Phyllidiella pustulosa
Nearby OBIS observations3
Pygoplites diacanthus
Nearby OBIS observations3
These are nearby biodiversity records, not a guarantee that every species will be seen on a particular dive.
DeepLog + OBIS →Photos
