According to the weather forecast from the National Center for Hydro-Meteorological Forecasting, last night and early this morning (August 15), the Northern and Central Highlands regions had rain, moderate rain and thunderstorms, locally heavy to very heavy rain.
Weather forecast from the evening of August 15 to August 16, the Northeast, Lao Cai, Thanh Hoa and Nghe An will have moderate rain, heavy rain and thunderstorms, common rainfall of 60-130mm, locally very heavy rain over 300mm.
From the evening of August 15 to the night of August 16, the Central and Southern Highlands will have moderate rain, heavy rain and thunderstorms, with common rainfall of 50-100mm, locally very heavy rain over 200mm.
People and tourists need to be on guard against the risk of flash floods and landslides in Lai Chau, Dien Bien, Son La, Lao Cai, Tuyen Quang, Thai Nguyen, Cao Bang, Lang Son, Quang Ninh, Quang Tri, Gia Lai provinces.
At sea, a low pressure area formed in the Central East Sea area, at 1:00 p.m. on August 15 at about 13.5-14.5°N; 113.5-124.5°E.
Weather forecast for the night of August 15 and August 16, the Gulf of Tonkin, the sea area from South Quang Tri to Ca Mau, Ca Mau to An Giang, the Gulf of Thailand, the North, Central and South East Sea (including the special areas of Hoang Sa and Truong Sa) will have scattered showers and thunderstorms.
People and tourists should be on guard during thunderstorms with the possibility of tornadoes, strong gusts of wind and waves over 3.5m high.

Weather forecast for tonight, August 15 and tomorrow, August 16:
City.Hanoi Lowest temperature: 23-25 degrees Celsius Highest temperature: 29-31 degrees Celsius Cloudy, moderate rain, heavy rain and scattered thunderstorms, locally very heavy rain.
Light wind.During thunderstorms, there is a possibility of tornadoes, lightning and strong gusts of wind.
Northwest Lowest temperature: 23-25 degrees Celsius Highest temperature: 27-30 degrees Celsius Cloudy, scattered showers and thunderstorms, some places have heavy to very heavy rain; Lao Cai has moderate rain, heavy rain and thunderstorms, some places have very heavy rain.
Light wind.During thunderstorms, there is a possibility of tornadoes, lightning, hail and strong gusts of wind.
Northeast Lowest temperature: 22-25 degrees Celsius Highest temperature: 28-31 degrees Celsius Cloudy, moderate rain, heavy rain and scattered thunderstorms, locally very heavy rain.
Light wind.During thunderstorms, there is a possibility of tornadoes, lightning, hail and strong gusts of wind.
Thanh Hoa to Hue Lowest temperature: 24-27 degrees Celsius Highest temperature: 30-33 degrees Celsius Cloudy, scattered showers and thunderstorms, locally heavy to very heavy rain; Thanh Hoa and Nghe An have moderate rain, heavy rain and thunderstorms, locally very heavy rain.
Light wind.During thunderstorms, there is a possibility of tornadoes, lightning, hail and strong gusts of wind.
South Central Coast Lowest temperature: 24-27 degrees Celsius Highest temperature: 31-34 degrees Celsius Cloudy, scattered showers and thunderstorms, locally heavy to very heavy rain.
Southwest wind level 2-3.During thunderstorms, there is a possibility of tornadoes, lightning, hail and strong gusts of wind.
Central Highlands Lowest temperature: 19-22 degrees Celsius Highest temperature: 27-30 degrees Celsius, some places above 30 degrees Celsius Cloudy, moderate rain, heavy rain and scattered thunderstorms, locally very heavy rain, rain concentrated in the afternoon and night.
Southwest wind level 2-3.During thunderstorms, there is a possibility of tornadoes, lightning, hail and strong gusts of wind.
Southern region Lowest temperature: 23-26 degrees Celsius Highest temperature: 29-32 degrees Celsius, some places above 32 degrees Celsius Cloudy, moderate rain, heavy rain and scattered thunderstorms, locally very heavy rain, rain concentrated in the afternoon and night.
Southwest wind level 2-3.During thunderstorms, there is a possibility of tornadoes, lightning, hail and strong gusts of wind.
Ho Chi Minh City. Lowest temperature: 24-26 degrees Celsius Highest temperature: 30-32 degrees Celsius Cloudy, moderate rain, heavy rain and scattered thunderstorms, locally very heavy rain, rain concentrated in the afternoon and night.Southwest wind level 2-3.
During thunderstorms, there is a possibility of tornadoes, lightning, hail and strong gusts of wind.