Thunderstorms and heavy rainfall are forecasted to occur starting from 29 April 2026, 15:50 WIB in parts of Riau especially in: Bandar Petalangan, Bandar Sei Kijang, Bukit Raya, Bunut, Cerenti, Enok, Gunung Sahilan, Kabun, Kampar Kiri, Kampar Kiri Hilir, Kandis, Kelayang, Kemuning, Kepenuhan, Kepenuhan Hulu, Kerinci Kanan, Keritang, Kerumutan, Koto Gasib, Koto Kampar Hulu, Kuok, Langgam, Lima Puluh, Logas Tanah Darat, Lubuk Batu Jaya, Mandau, Mandau, Marpoyan Damai, Minas, Pagaran Tapah Darussalam, Pangean, Pangkalan Kerinci, Pangkalan Kuras, Pangkalan Lesung, Payung Sekaki, Pelalawan, Pendalian Iv Koto, Peranap, Pinggir, Pucuk Rantau, Pujud, Rambah Hilir, Rokan Iv Koto, Rumbai, Rumbai Pesisir, Sail, Senapelan, Sentajo Raya, Siak, Siak Hulu, Siak Kecil, Singingi, Singingi Hilir, Sukajadi, Sungai Mandau, Tambusai, Tambusai Utara, Tampan, Tanah Putih, Tanah Putih Tanjung Melawan, Tandun, Tapung, Tapung Hilir, Tapung Hulu, Teluk Meranti, Tenayan Raya, Tualang, Ukui, Xiii Koto Kampar. These conditions may lead to reduced visibility, strong winds, and localized flooding. The public is strongly advised to remain vigilant during this period, limit outdoor activities, and take all necessary precautions to ensure safety. Conditions are expected to gradually improve by 29 April 2026, 18:50 WIB.