According to the National Center for Hydro-Meteorological Forecasting, last night and this morning (January 26), the provinces of Cao Bang, Bac Kan, Lang Son, Ha Giang, Tuyen Quang, Thai Nguyen and the Northwest had showers and thunderstorms, locally heavy to very heavy rain.
Rainfall from 7pm on June 25 to 8am on June 26 was over 100mm in some places such as: Trung Tam (Yen Bai) 158.2mm, Dai Pham (Phu Tho) 115.8mm, Linh Ho (Ha Giang) 185.0mm, Ta Xua (Son La) 102.8mm...
The Northern region, the mountainous areas west of Thanh Hoa - Nghe An on the day and night of June 26, are forecast to have scattered showers and thunderstorms, locally heavy rain with rainfall from 10 - 30mm, locally over 80mm.
In particular, the Northwest region and the provinces of Cao Bang, Bac Kan, Lang Son, Ha Giang, Tuyen Quang, Thai Nguyen are forecast to have rain, moderate rain and scattered thunderstorms, locally heavy to very heavy rain with rainfall from 15 - 40mm, locally over 150mm.
In the area from Da Nang to Binh Thuan on the afternoon and night of June 26, there will be scattered showers and thunderstorms, locally heavy rain with rainfall of 10 - 30mm, locally over 70mm.
In the Central Highlands and the South in the afternoon and night of June 26, it is forecasted to have rain, moderate rain and scattered thunderstorms, locally heavy rain to very heavy rain with rainfall of 15 - 40mm, locally over 100mm.
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.