West Seulako

Banda Aceh, Weh Island, Sumatra, Indonesiareef40 m maxbeginner

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Conditions & tides

West SeulakoWeh Island · 40 m

Good · 5/5

conditions visualisation

Good5/5

Calm and diveable right now — best window today 6 AM–4 PM.

Wind7 kn SW

Current~1.5 kn W · model

Swell

0.8 m · 6s · W

Water

31 °C

Conditions through the day

5 AM5 PM

Calmest current near slack — 02:00 PM & 02:15 AM local

Sunrise 05:27 AM · Sunset 05:34 PM local

Show details

Tide · local

Outlook — select a day for full conditions

On-face swell 0.2 m — the component of the swell aimed at this site’s exposed face. Current is a regional model value (Copernicus, ~9 km grid) — a guide to the area, not a precise reef measurement. Imagery © Esri · not depth or visibility.

Scored by DiveConnect's site-physics model

Marine forecast via Copernicus Marine. Score is a rule-based guide from swell/wind vs. the site's exposure — always dive your own assessment.

Dived here today? How were conditions vs. what we showed?

About this site

Weh Island sits off the northern tip of Sumatra, near Banda Aceh in Aceh province, marking the westernmost edge of Indonesia where the Andaman Sea meets the Indian Ocean. West Seulako lies along this island's reef coast, reached by boat from operators based around Iboih and Gapang on Weh's western side. The site reaches a maximum depth of around 40 metres and is rated a beginner dive. Divers have reported anthias, leaf scorpionfish, lionfish, nudibranchs, octopus, surgeonfish, trevally, and triggerfish on the reef here.

AI overview

Marine life here

Confirmed by our research team, reported by independent divers, or observed nearby via iNaturalist — each entry is labelled with its source.

AnthiasAnthiasReported here · unconfirmed
Laced MorayGymnothorax favagineusReported here · unconfirmed
Ribbon EelRhinomuraena quaesitaReported here · unconfirmed
Gem Sea SlugGoniobranchus geminusReported here · unconfirmed
Pentagonal honeycomb coralFavites pentagonaReported here · unconfirmed
Bluespotted Fantail RayTaeniura lymmaReported here · unconfirmed
Indian LionfishPterois milesReported here · unconfirmed
Black-margined NudibranchDoriprismatica atromarginataReported here · unconfirmed
Long-spined Crown-of-ThornsAcanthaster planciReported here · unconfirmed
Giant MorayGymnothorax javanicusReported here · unconfirmed
Bluefin TrevallyCaranx melampygusReported here · unconfirmed
LionfishLionfishReported here · unconfirmed
TriggerfishTriggerfishReported here · unconfirmed
SurgeonfishSurgeonfishReported here · unconfirmed
TrevallyTrevallyReported here · unconfirmed
NudibranchNudibranchReported here · unconfirmed
OctopusOctopusReported here · unconfirmed
Leaf scorpionfishLeaf scorpionfishReported here · unconfirmed
Red-tailed ButterflyfishChaetodon collareObserved near here · iNaturalist