Thunderstorms and heavy rainfall are forecasted to occur starting from 06 November 2026, 14:25 WIB in parts of Riau especially in: BAGAN SINEMBAH, BANDAR PETALANGAN, BANGKO PUSAKO, BATANG GANGSAL, BATANG PERANAP, BATANG TUAKA, BENGKALIS, BUKIT BATU, BUKIT BATU, BUKIT KAPUR, BUNUT, DAYUN, GAUNG, GAUNG ANAK SERKA, KANDIS, KELAYANG, KEMUNING, KERITANG, KOTO GASIB, KUALA INDRAGIRI, LOGAS TANAH DARAT, MANDAH, MANDAU, MEMPURA, MERBAU, PELALAWAN, PELANGIRAN, PERANAP, PUJUD, PULAU BURUNG, RAMBAH HILIR, RIMBA MELINTANG, RUPAT, SIAK, SIAK KECIL, SIBERIDA, SUNGAI BATANG, SUNGAI SEMBILAN, TAMBUSAI, TANAH PUTIH TANJUNG MELAWAN, TAPUNG HULU, TEBING TINGGI TIMUR, TELUK BELENGKONG, TELUK MERANTI, TUALANG. 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 06 November 2026, 17:00 WIB.