Thunderstorms and heavy rainfall are forecasted to occur starting from 14 May 2026, 19:00 WIB in parts of Riau especially in: Bagan Sinembah, Bangkinang, Bangkinang Kota, Bangko Pusako, Batu Hampar, Dayun, Kampar Kiri Hulu, Kampar Utara, Kelayang, Koto Gasib, Kuala Kampar, Kuok, Mempura, Pelalawan, Pujud, Pulau Burung, Rakit Kulim, Rimba Melintang, Rumbio Jaya, Salo, Siberida, Simpang Kanan, Teluk Belengkong, Teluk Meranti, 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 14 May 2026, 22:00 WIB.