Uepi Island tide times

Uepi Island is a small, narrow island — approximately 2 kilometres long and 200 metres wide — in the middle of Marovo Lagoon, Western Province, Solomon Islands. The island hosts a small resort that has been operating since the 1990s and is the established base for diving the inner and outer reef systems of the lagoon. The resort's maximum capacity is around 16 guests, giving it the feel and access of a private island without the isolation of genuinely private island operations.

The tidal regime at Uepi follows the same mixed semidiurnal system as the wider Marovo Lagoon: spring range approximately 1.0 to 1.5 metres. The island's position in the lagoon, between the inner and outer barrier reefs, means it sits in the zone of tidal exchange — the water quality improves on the incoming tide as clean Pacific water floods through the outer barrier. The dive sites immediately adjacent to the island show this gradient clearly: the outer-facing wall (lagoon side toward the outer barrier) has better visibility and denser soft coral on the incoming tide than the inner-facing side.

The drop-off wall on the outer lagoon side of Uepi is the resort's signature dive. The wall descends from the reef crest at 3 metres to a sand and rubble slope at 60 metres on a near-vertical face. Soft coral — Dendronephthya, Melithaea — covers the wall in sections where the tidal current concentrates on the outer face. Barracuda (Sphyraena qenie and Sphyraena jello) aggregate in mixed schools of 50 to 200 at the wall corner on the incoming tide; grey reef shark patrol at 20 to 35 metres. Bumphead parrotfish — the largest parrotfish species, reaching 1.3 metres — are regularly seen on the outer reef flat at high water, where they feed on the coral heads exposed at low water.

The adjacent channel passage — the gap between Uepi and the next island — is a tidal dive site in its own right. At spring tides, the current through the passage reaches 1 to 1.5 knots, channelling fish into the passage for feeding. Barracuda and grey reef shark stack in the current at the passage entrance. The passage dive is timed to the peak flood or ebb, depending on the desired current direction, by the resort dive guides.

For non-divers, snorkelling directly from the island shoreline on the outer side gives access to the upper 5 metres of the drop-off wall — the coral communities in this shallow section are accessible without scuba gear and are as well-developed as the deeper sections. The inner lagoon side of the island is calm for swimming at all tide states and has a sandy beach.

Woodcarving villages are accessible by short boat trip from Uepi — the resort operates guided village excursions to carving communities on neighbouring islands. The combination of diving quality, lagoon setting, and cultural access to living Marovo carving tradition makes Uepi a comprehensive Solomons experience.

Predictions on this page come from Open-Meteo Marine, a gridded global ocean model. Accuracy is typically within plus or minus 45 minutes on timing and 0.2 to 0.3 metres on height — model-derived, not from a local gauge. The local tide authority is the Solomon Islands Meteorological Service.