Tide Table Alotau — 2026

📘 About Alotau Tide Forecast

Alotau is located at -10.17° S, 150.45° E on the coast of Papua New Guinea, in the southern hemisphere. Its tidal pattern is diurnal (one high and one low tide per day), with a mean tidal range of 0.8m and spring tides reaching up to 0.9m. The small tidal range makes anchoring small fishing boats straightforward, as the same spot remains accessible throughout the day. The diurnal cycle promotes heat buildup in coastal lagoons during the long daily low tide exposure. This shoreline is subject to seasonal wind and pressure variations that can affect tide height by up to 0.3m during extreme events. Check the official 2026 tide forecast for Alotau here, including detailed monthly schedules, peak times, and daily metric swings. In October, Alotau is in its spring season, a key period for water sports, fishing, diving, and coastal navigation. Predictive output is continuously benchmarked against time series recorded by regional coastal reference stations.