23°39'南緯 / 43°38'東経 / 高度 0 m / 23:47 2026/06/21, Indian/Antananarivo (UTC+3)
から: 2026/06/21, 12:25
に: 2026/06/22, 18:00
A south-easterly swell is expected to affect the coastal regions from Atsimo-Andrefana to Anosy and from Anosy to Diana. Significant wave heights are forecast to range from 3.0 to 3.5 metres, with waves reaching up to 4.0 metres along the north-eastern coastline. These conditions may pose a threat to maritime activities and coastal communities.