The weather department has issued a warning of heavy rain across more than 12 districts in Karnataka, including Kodagu and Chikmagalur, over the next three days. An orange alert has been declared for Kodagu, Hassan, Chikkamagaluru, and Chamarajanagar districts, while a yellow alert has been issued for Tumkur, Shimoga, Mysore, Mandya, Davangere, Chitradurga, Dakshina Kannada, and Udupi districts.