According to the National Center for Hydro-Meteorological Forecasting, in the past 24 hours (from 1:00 p.m. on June 21 to 1:00 p.m. on June 22), the provinces in the Northern region have had moderate rain, heavy rain, locally very heavy rain such as: Dao San (Lai Chau) 76.4mm; Phuc Ninh (Tuyen Quang) 120mm; Luong Nha (Phu Tho) 120.8mm; Don Phong (Bac Kan) 92.2mm; Phuong Giao (Thai Nguyen) 162.8mm; Nhat Hoa (Lang Son) 153.3mm; Viet Yen (Bac Giang) 138.6mm; Son Kim (Hoa Binh) 275mm;...
Soil moisture models show that some areas in the above provinces are nearly saturated (over 85%) or have reached a saturated state.
In the next 3 - 6 hours (from 1:30 p.m. on June 22), the above provinces will continue to have rain with common rainfall from 10 - 30mm, some places over 60mm.
In the next 6 hours (from 1:30 p.m. on June 22), there is a risk of flash floods on small rivers and streams, landslides on steep slopes in many districts.

The meteorological agency warns that the risk of natural disasters due to flash floods, landslides, and land subsidence due to heavy rain or water flow is level 1.
Flash floods and landslides can have a very negative impact on the environment, threatening people's lives; causing local traffic congestion, affecting the movement of vehicles; civil and economic works, causing damage to production activities and socio-economic activities.
The meteorological agency recommends that local authorities pay attention to reviewing bottlenecks and vulnerable locations in the area to take preventive and response measures.