According to the National Center for Hydro-Meteorological Forecasting, on the night of July 2 and the morning of July 3, the Northern region, Thanh Hoa, Nghe An will have showers and thunderstorms, with some places having heavy to very heavy rain. Rainfall from 7pm on July 2 to 8am on July 3 was over 70mm in some places such as: Muong Lan (Son La) 76.8mm, Quang Lam (Quang Ninh) 81.8mm, Sam Son (Thanh Hoa) 98mm, Muong Xen (Nghe An) 125.2mm...
The Northeast region and from Thanh Hoa to Ha Tinh on the day and night of July 3 are forecast to have scattered showers and thunderstorms, locally heavy rain with rainfall of 10 - 30mm, locally over 80mm.
The Northwest region, from Quang Tri to Lam Dong in the afternoon and night of July 3, is forecast to have scattered showers and thunderstorms, locally heavy rain with rainfall of 10 - 30mm, locally over 70mm.
In the South in the late afternoon and evening of July 3, it is forecasted that there will be some places with heavy rain with rainfall over 50mm.
The meteorological agency warns that thunderstorms may cause tornadoes, lightning, hail and strong gusts of wind.
Localized heavy rains are likely to cause flash floods on small rivers and streams, landslides on steep slopes and flooding in low-lying areas. The warning level of natural disaster risk due to tornadoes, lightning, and hail is level 1.