Thunderstorms and heavy rainfall are forecasted to occur starting from 22 July 2026, 04:20 WIB in parts of Riau especially in: Bagan Sinembah, Bandar Sei Kijang, Kerinci Kanan, Kuantan Mudik, Kubu, Kubu Babussalam, Langgam, Mandau, Pangkalan Kerinci, Pekaitan, Pujud, Rimba Melintang, Rupat Utara, Siak Hulu, Singingi, Sungai Sembilan, Tambusai Utara, Tanah Putih, Tapung, 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 22 July 2026, 07:00 WIB.