Thunderstorms and heavy rainfall are forecasted to occur starting from 06 November 2026, 17:00 WIB in parts of Riau especially in: BAGAN SINEMBAH, BANGKINANG, BANGKO PUSAKO, BATANG CENAKU, BATANG TUAKA, BENGKALIS, BUKIT BATU, ENOK, GAUNG, GAUNG ANAK SERKA, KABUN, KAMPAR KIRI HILIR, KAMPAR KIRI HULU, KANDIS, KELAYANG, KEMPAS, KERITANG, KERUMUTAN, KUALA CENAKU, KUALA KAMPAR, KUOK, LANGGAM, LOGAS TANAH DARAT, LUBUK BATU JAYA, MANDAH, MANDAU, MANDAU, MERBAU, PANGKALAN KURAS, PELALAWAN, PELANGIRAN, PINGGIR, PINGGIR, PUJUD, PULAU BURUNG, PUSAKO, RAKIT KULIM, RANTAU KOPAR, RENGAT, RENGAT BARAT, ROKAN IV KOTO, SALO, SIAK HULU, SIAK KECIL, SIMPANG KANAN, SINGINGI HILIR, SUNGAI APIT, SUNGAI BATANG, SUNGAI LALA, SUNGAI MANDAU, TAMBANG, TAMBUSAI UTARA, TAMPAN, TANAH PUTIH, TAPUNG, TAPUNG HILIR, TASIK PUTRI PUYU, TEBING TINGGI BARAT, TEBING TINGGI TIMUR, TELUK BELENGKONG, TELUK MERANTI, TEMBILAHAN HULU, TEMPULING, UKUI. 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, 20:00 WIB.