According to the National Center for Hydro-Meteorological Forecasting, last night and this morning (8.), the mountainous areas of the Northwest and the provinces of Cao Bang, Bac Kan, Lang Son, Ha Giang, Tuyen Quang, Thai Nguyen had rain, moderate rain and scattered thunderstorms, locally heavy to very heavy rain.
Rainfall from 11pm on June 7 to 8am on June 8 was over 90mm in some places such as: Muong Khoa (Lai Chau) 256.4mm, Muong Leo (Son La) 144.4mm, Ta Van (Lao Cai) 93mm, Tan Lap (Ha Giang) 259.8mm...
The Northwest region and the provinces of Cao Bang, Bac Kan, Lang Son, Ha Giang, Tuyen Quang, Thai Nguyen on the day and night of June 8 are forecast to have moderate rain and thunderstorms, locally heavy to very heavy rain with rainfall of 20 - 50mm, locally over 150mm.
The Northern Delta and Thanh Hoa on the evening and night of June 8, are forecast to have scattered showers and thunderstorms, locally heavy to very heavy rain with rainfall of 15 - 30mm, locally over 80mm.
In the Central Highlands and the South in the afternoon and evening of June 8, it is forecasted to have rain, moderate rain and thunderstorms, locally heavy rain with rainfall of 15 - 40mm, locally over 80mm.
In the South Central region in the afternoon and evening of June 8, there is a forecast of scattered showers and thunderstorms, locally heavy rain with rainfall of 10 - 30mm, locally over 50mm.
The meteorological agency warns that there is a possibility of tornadoes, lightning, hail and strong gusts of wind during thunderstorms. 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.