According to the National Center for Hydro-Meteorological Forecasting, the weather forecast for the North and North Central regions from the evening of April 30 to May 1, there will be showers and thunderstorms, with some places having heavy rain. From May 2, the rain will decrease, the weather will turn sunny. There are no signs of heat.
Central and South Central regions: The weather is mainly sunny, with little rain, and localized hot weather. On May 2 alone, the South Central region will have scattered showers and thunderstorms in some places.
Central Highlands and the South: Sunny during the day, some places have hot weather; the Southern region will have hot weather on April 30. From the evening of May 1 to May 4, there is a high possibility of showers and thunderstorms.
People and tourists should proactively update local weather by the hour of the day to avoid being passive if there is thunderstorms or the weather suddenly turns bad.

Weather forecast for tomorrow in Hanoi:
Lowest temperature: 23-25 degrees Celsius
Highest temperature: 27-29 degrees Celsius
Cloudy weather, scattered showers and thunderstorms, locally heavy rain. Light wind. During thunderstorms, there is a possibility of tornadoes, lightning, hail and strong gusts of wind.
Weather forecast for tomorrow in the Northwest region:
Lowest temperature: 21-24 degrees Celsius, some places below 20 degrees Celsius
Highest temperature: 26-29 degrees Celsius
Cloudy weather, scattered showers and thunderstorms, locally heavy rain. Light wind. During thunderstorms, there is a possibility of tornadoes, lightning, hail and strong gusts of wind.
Weather forecast for tomorrow in the Northeast region:
Lowest temperature: 22-25 degrees Celsius, mountainous areas below 21 degrees Celsius
Highest temperature: 26-29 degrees Celsius
Cloudy weather, scattered showers and thunderstorms, locally heavy rain. Light wind. During thunderstorms, there is a possibility of tornadoes, lightning, hail and strong gusts of wind.
Weather forecast for tomorrow in the area from Thanh Hoa to Hue:
Lowest temperature: 22-25 degrees Celsius
Highest temperature: North 27-29 degrees Celsius, South 30-32 degrees Celsius
The North is cloudy, with scattered showers and thunderstorms, with some places having heavy rain. The South is cloudy, with showers and thunderstorms in some places in the evening and at night, and sunny during the day. Light wind. During thunderstorms, there is a possibility of tornadoes, lightning, hail and strong gusts of wind.
Weather forecast for tomorrow in the area from Da Nang to Binh Thuan:
Lowest temperature: 23-26 degrees Celsius
Highest temperature: 31-34 degrees Celsius
Cloudy, showers and thunderstorms in some places in the evening and at night, sunny during the day. Light wind. During thunderstorms, there is a possibility of tornadoes, lightning, hail and strong gusts of wind.
Weather forecast for tomorrow in the Central Highlands:
Lowest temperature: 19-22 degrees Celsius
Highest temperature: 31-34 degrees Celsius
Cloudy weather, showers and thunderstorms at night in some places, sunny during the day. Tomorrow evening, there will be scattered showers and thunderstorms. Light wind. During thunderstorms, there is a possibility of tornadoes, lightning, hail and strong gusts of wind.
Weather forecast for tomorrow in the Southern region:
Lowest temperature: 24-27 degrees Celsius
Highest temperature: 32-35 degrees Celsius
Cloudy weather, showers and thunderstorms at night in some places, sunny during the day. Tomorrow evening, there will be scattered showers and thunderstorms. Light wind. During thunderstorms, there is a possibility of tornadoes, lightning, hail and strong gusts of wind.