Due to the influence of the storm's circulation, from the evening of July 22 to the morning of July 23, Thanh Hoa, Nghe An, the south of Phu Tho and Son La will have very heavy rain with common rainfall of 50-100mm, some places over 200mm. Other places in the North and Ha Tinh will have common rain of 20-40mm, locally over 100mm.
The intensity of heavy rain can exceed 150mm in 3 hours, causing the risk of flash floods, landslides in mountainous areas and flooding in low-lying areas to increase.
Soil moisture models show that many areas in Son La, Lao Cai, Phu Tho, Thanh Hoa, Nghe An and Ha Tinh are close to or have reached a state of saturatation (over 85%), which is very susceptible to landslides.
Details of communes and wards at risk of flash floods and landslides:
Son La: Ngoc Chien, Van Ho, Xim Vang, Xuan Nha; Chieng Son, Doan Ket, Long Sap, Moc Chau Ward, Moc Son Ward, Thao Nguyen Ward, Van Son Ward, Song Khua, Ta Xua, Tan Yen, To Mua
Phu Tho: Mai Chau, Mai Ha, Quy Duc; An Binh, Bao La, Cao Phong, Cao Son, Da Bac, Dai Dong, Kim Boi, Lac Thuy, Luong Son, Muong Bi, Muong Dong, Muong Hoa, Muong Thang, nat Son, Ngoc Son, P. Ky Son, P. Thong Nhat, Pa Co, Tan Lac, Tan Mai, Tan Pheo, Thinh Minh, Thung Nai, Thuong Coc, Tien Phong, Toan Thang, Van Son, Yen Son, Yen Thuy, Yen Tri; Duc Nhan, Kha Cuu, Lac Son, Nhan Nghia, P. Hoa Binh, P. Tan Hoa, Quyet, Van Thang, Xuan, Yen Phu.
Lao Cai: Phinh Ho; A Mu Sung, Bat Xat, Minh Luong, Mu Cang Chai, P. Sa Pa, Son Luong, Ta Van, Trinh Tuong.
Thanh Hoa: Cam Tu, Cam Van, Cong Chinh, Dong Luong, Hoa Quy, Hop Tien, Kien Tho, Linh Son, Luan Thanh, Luong Son, Mau Lam, Minh Son, Ngoc Lien, Nhu Thanh, Nhu Xuan, Tan Thanh, Thach Quang, Thang Loc, Thanh Ky, Thanh Phong, Thanh Quan, Thuong Ninh, Van Xuan, Xuan Binh, Xuan Chinh, Xuan Du, Xuan Thai, Xuan Tin, Yen Nhan, Yen Thang, Yen Thang, Yen Thang, Yen Thang, Yen Thang, Yen Thang, Yen Thang, Yen Thang, Yen Thang, Yen Thang, Yen Thang, Yen Thang, Yen Thang, Yen Thang, Yen Thang, Yen Thang, Yen Thang Ba Thuoc, Bat Bat, Cam Tan, Cam Thach, Cam Thuy, Co Lung, Dien Lu, Dien Quang, Giao An, Hien Kiet, Hoi Xuan, Nam Xuan, Ngoc Lac, Nguyet An, Phu Le, Phu Xuan, Pu Luong, Quan Son, Quang Chieu, Quy Luong, Son Dien, Tam Lu, Tam Thanh, Tay Do, Thach Binh, Thach Lap, Thanh Vinh, Thien Phu, Thuong Van Nho, Van Nho, Yen Du Van Nho, Van Du Van Nho, Van Du Van Nho, Van Du Van Nho, Van Du Van Nho, Van Du Van Nho, Van Du Van Nho, Van Du Van Nho, Van Du Van Nho, Phu Van Nho, Van Du Van Nho, Van Du Van Nho, Van Du Van Nho, Van Du Van Nho, Van Du Van Nho, Van Du Van Nho, Van Du Van Nho, Van Du Van Nho, Van Du Van Nho, Van Du Van Nho, Van Du Van Nho, Van Du Van Nho Van Muong Chanh, Muong Lat, Muong Ly, Muong Mine, Na Meo, Nhi Son, Pu Nhi, Son Thuy, Tam Chung, Trung Son and Trung Thanh.
Nghe An: Bac Ly, Binh Chuan, Chau Binh, Chau Hong, Chau Loc, Chau Tien, Con Cuong, Dong Hieu, Hung Chan, Huoi Tu, Huu Kiem, Minh Hop, Muong Chong, Muong Ham, Muong Long, Muong Quang, Muong Tip, My Ly, Na Loi, Nga My, Nghia Dan, Nghia Hung, Nghia Khanh, Nhon Mai, P. Tay Hieu, P. Thai Hoa, Que Phong, Quy Chau, Quy Hop, Tam Hop, Tam Quang, Tan Ky, Thong Thu, Tien Phong, Tuong Duong, Yen Na; Mr. Son, Cam Phuc, Chau Khe, Chieu Luu, Giai Xuan, Hanh Lam, Huu Khuong, Keng Du, Luong Minh, Mau Thach, Mon Son, Muong Xen, Na Ngoi, Nam Buong, Nghia Dong, Nhan Hoa, Tam Thai, Tan An, Tan Phu, Thanh Binh Tho, Tien Dong, Tri Le, Vinh Tuong, Yen Hoa, Yen Xuan; Mr. Son Dong, Cat Ngan, Dai Dong, Hoa Quan, Kim Bang, Nghia Hanh, Nghia Mai, Son Lam, Tam Dong, Thuan Trung and Xuan Lam.
Ha Tinh: Son Hong, Son Kim 1.