According to the National Center for Hydro-Meteorological Forecasting, in the past 6 hours (from 4:00 a.m. to 10:00 a.m. on October 16), the areas of Quang Tri province, Hue city, Da Nang city, Gia Lai and Dak Lak had moderate rain, heavy rain, and some places had very heavy rain such as: La To hydropower dam 193.4mm, Ba Nang 125.8mm (Quang Tri); Rao Trang hydropower basin 181.2mm (Hue city); Thach Ban lake dam 128.8mm (Da Nang city); Thuan Phong 73.6mm (Gia Lai); Hinh River 104.5mm (Dak Lak);...
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 10:30 on October 16), the above provinces will continue to have rain with common accumulated rainfall in Hue city, Da Nang city and Dak Lak from 30 - 70mm, some places over 100mm; Quang Tri and Gia Lai from 20 - 40mm, some places over 80mm.
In the next 6 hours (from 10:30 on October 16), there is a risk of flash floods on small rivers and streams, landslides on steep slopes in many communes/wards.

The warning level of natural disaster risk 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; destroying 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.