According to the National Center for Hydro-Meteorological Forecasting, in the past 3 hours (from 11:00 to 14:00 on August 6), Lai Chau, Lao Cai and Tuyen Quang provinces have had rain, some places have had moderate to heavy rain such as: Nang Don 56mm (Tuyen Quang); Nam Tha 48mm (Lao Cai); Nam Ban 44.4mm (Lai Chau);...
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 2:40 p.m. on August 6), the above provinces will continue to have rain with common rainfall from 20 - 40mm, some places over 70mm.
In the next 6 hours (from 2:40 p.m. on August 6), there is a risk of flash floods on small rivers and streams, landslides on steep slopes in many communes/wards.

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 serious impacts on the environment, threaten people's lives; cause local traffic congestion, affect the movement of vehicles; civil works and economic infrastructure, causing damage to production activities and social life.
The meteorological agency recommends that localities proactively review flow bottlenecks and vulnerable areas to take timely preventive and response measures.