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Indonesia

Aceh, North Sumatra and West Sumatra Provinces, Indonesia Flood 2025 - DREF Operation MDRID028

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Tropical Senyar initially started as low-pressure name Tropical Disturbance 95B around Strait of Mallaca on 21 November 2025. By 25 November 2025, the tropical disturbance kept on intensifying and grow larger even become a depression. According to Indonesia's Meteorological, Climate and Geophysics Agency or Badan Meteorologi, Klimatologi dan Geofisika (BMKG), the tropical disturbance intensified and officially announced it as Tropical Cyclone Senyar on 26 November 2025.

The tropical cyclone initially developed around the equator near Northwestern of Aceh Province, Indonesia and continued to move towards Sumatra Island across Aceh, North Sumatera and West Sumatera. By 26 November 2025, the tropical cyclone made land fall at Sumatera Island and triggered heavy to extreme rainfall, high wind and high tide across provinces in Sumatera island.

Aceh, North Sumatera and West Sumatera were among the most impacted provinces. Rainfall intensified since 23 November 2025 and triggering landslide and ash floods on the 26 November 2025. In total, 34 district and cities across three provinces were affected by floods - flash floods and it affected indirectly more district and cities due to access cut o. By then, authorities within the affected area, started to response to the needs and to the situation as more and more damage reported and location impacted by the Senyar Tropical Cyclone.

As of reporting date, Senyar Tropical Cyclone has moved away from Indonesia region and continues to decline into tropical disturbance in the next few days. However, heavy to extreme rainfall forecasted on Riau islands province, moderate to heavy rainfall forecasted on West Sumatera, Jambi and Riau provinces, according to BMKG weather forecast (published on 30 November 2025).