According to the National Center for Hydro-Meteorological Forecasting, in Hanoi, the rain will be concentrated in the afternoon and evening of May 20.
The areas of Ha Dong, Bac Tu Liem, Nam Tu Liem districts... will have rain, showers and thunderstorms around 14 - 15:00.
The thunderstorm area may expand to other districts in the center of Hanoi city.
People and tourists need to be on guard during thunderstorms with the possibility of tornadoes, lightning and strong gusts of wind.
Weather forecast for rain in the afternoon and evening of May 20 in the Central Highlands and the South.
Rainfall: 10-30mm, some places over 50mm.
In addition, people and tourists should be on guard against the risk of flash floods, landslides and subsidence on steep slopes and small streams at:
Lai Chau: Muong Te, Nam Nhon, Sin Ho, Tam Duong, Tan Uyen, Than Uyen, Lai Chau City
Dien Bien: Tuan Giao, Dien Bien Dong
Ha Giang: Bac Quang, Vi Xuyen, Bac Me, Hoang Su Phi, Xin Man, Yen Minh, Dong Van
Kon Tum: Dak Glei, Ia H' Drai, Kon Plong, Kon Ray, Ngoc Hoi, Sa Thay, Tu Mo Rong
Gia Lai: Chu Pahh, Chu Prong, Chu Se, Dak Doa, Dak Po, Ia Grai, Ia Pa, KBang, Kong Chro, Mang Yang, Pleiku City