Paia / Saleaula Lava Fields, Savai'i tide times

Predictions: Open-Meteo Marine (MeteoFrance SMOC, 0.08° grid) — heights relative to MSL (not chart datum / LAT). Model-derived.

Model-derived from a global ocean grid. Useful indication; expect about ±45 minutes on average vs. a local harmonic gauge, individual stations vary widely. See /methodology for per-region detail. Not for navigation.

Conditions as of 17:00 local time. Refreshes daily.

Predictions: Open-Meteo Marine (MeteoFrance SMOC, 0.08° grid) — heights relative to MSL (not chart datum / LAT). Model-derived. · Not for navigation.

The angler tradition for major/minor fishing windows: major ≈3-hour windows around moon transit and opposition; minor ≈2-hour windows around moonrise and moonset. Times are Pacific/Apia local. Folk tradition, not a scientific forecast.

Last spring tide on Tue 19 May (range 1.1m). Next neap on Sat 23 May.

Spring tides cluster around new and full moons (biggest swings). Neap tides land on quarter moons (smallest swings). See the spring tide and neap tide glossary entries for the why.

The Saleaula lava fields on the northeast coast of Savai'i are the most visible evidence of the Matavanu eruption — the volcanic event that ran from 1905 to 1911 in the interior of Savai'i and sent repeated lava flows down the northeastern slope to the coast. The eruption lasted six years and produced aa lava flows that buried four villages and approximately 50 km² of the island's most fertile coastal land. The flows reached the sea at Saleaula, adding a new rocky shelf to the coastline. The Saleaula church ruins are the most striking remnant. The London Missionary Society stone church at Saleaula was a substantial colonial-era structure; the 1905 lava flow buried it to the roof line, leaving only the tower projecting from the flat black surface. The lava surrounding it is still largely barren more than a century later — only pioneer plants are taking hold in the crevices of the aa surface, and no soil has formed. The village cemetery behind the church was covered; carved gravestones are occasionally visible where the lava surface has crumbled at the edges. Walking the lava field around the church ruins takes 30 minutes and requires attention to the uneven, sharp-edged aa surface; closed shoes are essential. The Virgin's Grave is a lava tube that terminates at the cliff edge, opening above the sea. Entering from the inland end, the tube narrows to a crawl at the access point and opens into a cathedral-sized chamber lit from below by the seawater reflected through the coastal opening. At low water on calm days the tube floor is accessible to the shoreline; at high water it fills. Local guides lead the tube visits; access without a guide is not recommended because the low sections and the drop to the sea require specific knowledge of which passages are safe. The Taga blowholes on the south coast of Savai'i, 30 km from Saleaula, are the third major volcanic coastal feature. The lava tube network under the coastal shelf channels Pacific swell energy and expels it through vertical vents in the rock surface; on the right swell day the columns reach 20 to 30 m. The key variables are swell height (2 m or more from the south-southwest) and swell period (10 to 14 seconds for the best tube resonance). A flat day or a short-period chop produces nothing. The blowholes face south; winter Southern Ocean swells from June through October produce the best activity. Standing near the vents when they are active is dangerous — the ejected water and rock fragments travel 5 to 15 m sideways as well as upward. Stay behind the marked observation area. Pacific mixed semidiurnal, spring range 0.8 to 1.2 m. Predictions on this page come from Open-Meteo Marine (gridded model, ±45 min / ±0.2–0.3 m). The Robert Louis Stevenson Museum at Vailima on Upolu, while across the inter-island crossing from Savai'i, provides the literary context for the Samoa landscape; Stevenson spent the last four years of his life on Upolu and is buried on the Mount Vaea summit above Apia. The Saleaula lava field with its buried church is a visual companion to Stevenson's descriptions of Samoan landscape in his travel essays from the 1890s. Paia village sits on a basalt headland at the northwest corner of Savai'i where lava flows from the 1905–1911 eruption of Matavanu Volcano reached the coast and solidified into a dramatic rock shelf. The lava shelf is only fully exposed during the lowest spring tides; at mean high water the shelf is submerged to knee depth. The shelf's flat, porous basalt holds marine life in tide pools that are among the richest per square metre on Savai'i — sea urchins, brittle stars, moray eels in the deeper cracks. The Afu Aau waterfall in the Falealupo area, a short drive south of Paia, flows over a basalt ledge directly onto the beach; visiting at low tide allows full access to the pool at the base of the falls. Photography from the lava shelf at sunset, when the rock turns deep red and the tide pools catch the last light, is a well-known Savai'i coastal experience. The surfing break at Falealupo works on south swell in winter months (June through September) and is accessible only at higher water levels that cover the reef sufficiently for safe exit.