New Zealand
Blue Maomao Arch
15–18 mMax Depth
boatEntry
30Species
Conditions Summary
Model forecast · local time (GMT+13)
Model conditions signal81/100
Waves
1.3 m
6.5 s
Swell
0.6 m
7.4 s
Current speed
1.2 km/h
flowing toward NW
Water temperature
16.5°C
Wind
32.4 km/h
→ S
Sea level
0.1 m
rising
WavesChallenging
SwellCalm
Current speedCalm
Planning window
18:00–19:00
Calmest model window
Forecast Overview
Sun, Oct 18Challenging
Waves1.0–1.3 mCurrent speed1.2 km/h maxWater temperature16.7°C
Mon, Oct 19Watch
Waves0.8–1.0 mCurrent speed1.3 km/h maxWater temperature16.8°C
Tue, Oct 20Watch
Waves0.5–0.8 mCurrent speed1.1 km/h maxWater temperature16.8°C
TodayWatch
Waves0.5–0.5 mCurrent speed0.6 km/h maxWater temperature16.7°C
Next 72 hours
Catalog depth15–18 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
Nov-May
Peak month
Feb 21.0°
Jan20.0°
Feb21.0°
Mar20.8°
Apr19.8°
May18.5°
Jun17.0°
Jul16.1°
Aug15.6°
Sep15.6°
Oct16.0°
Nov17.0°
Dec18.7°
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
cavesalt Wateradvanced 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
Moon wrasse
Thalassoma lunare
DeepLog5
Demoiselle
Chromis dispila
DeepLog4
Scad
Decapterus koheru
DeepLog4
Cenolia spanoschistum
DeepLog3
Yellowtail amberjack
Seriola lalandi
DeepLog3
Actinia tenebrosa
DeepLog2
Blackspot goatfish
Parupeneus spilurus
DeepLog2
Blue maomao
Scorpis violacea
DeepLog2
Parrotfish
Thalassoma lutescens
DeepLog2
Pink maomao
Caprodon longimanus
DeepLog2
Reddish blackspot pigfish
Bodianus unimaculatus
DeepLog2
Scale-eating fangblenny
Plagiotremus tapeinosoma
DeepLog2
These are nearby biodiversity records, not a guarantee that every species will be seen on a particular dive.
DeepLog + OBIS →Photos
