Thunderstorms and heavy rainfall are forecasted to occur starting from 14 May 2026, 21:00 WITA in parts of Kalimantan Timur especially in: Batu Ampar, Bentian Besar, Kelay, Kembang Janggut, Long Apari, Long Bagun, Long Mesangat, Melak, Mook Manaar Bulatn, Muara Ancalong, Muara Komam, Muara Lawa, Muara Pahu, Siluq Ngurai, Tering. 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, 23:20 WITA.