According to the National Center for Hydro-Meteorological Forecasting, the weather forecast from the night of May 2 to May 4, in the Northern and Central regions, there will be showers and thunderstorms in some places in the evening and at night, sunny during the day; on May 4, some places may experience local heat.
The Central Highlands region will have scattered showers and thunderstorms in some places, especially in the South in the afternoon and evening, there will be scattered showers and thunderstorms, locally heavy rain in some places.
Meanwhile, the Southern region will have scattered showers and thunderstorms, locally heavy rain, with rain mainly concentrated in the afternoon and night.

Weather forecast for tonight and tomorrow in Hanoi:
Lowest temperature: 23-25°C.
Highest temperature: 31-33°C.
Cloudy, no rain at night, sunny days, thunderstorms may appear in the evening. Light wind.
Weather forecast for tonight and tomorrow in the Northwest region:
Lowest temperature: 22-25°C, some places below 22°C.
Highest temperature: 31-34°C; some places above 34°C.
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 tonight and tomorrow in the Northeast region:
Lowest temperature: 22-25°C.
Highest temperature: 31-34°C.
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 tonight and tomorrow in the area from Thanh Hoa to Hue:
Lowest temperature: 23-26°C.
Highest temperature: 30-33°C.
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 tonight and tomorrow in the area from Da Nang to Binh Thuan:
Lowest temperature: 24-27°C.
Highest temperature: 31-34°C.
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 tonight and tomorrow in the Central Highlands: Lowest temperature: 20-23°C.
Highest temperature: North 31-34°C; South below 31°C.
Cloudy weather, scattered showers and thunderstorms; in the South, there will be scattered showers and thunderstorms in the afternoon and evening, with some places having heavy rain. Light wind. During thunderstorms, there is a possibility of tornadoes, lightning, hail and strong gusts of wind.
Weather forecast for tonight and tomorrow in the Southern region: Lowest temperature: 24-27°C.
Highest temperature: 31-34°C.
Cloudy weather, scattered showers and thunderstorms, locally heavy rain, concentrated in the afternoon and evening.Light wind.During thunderstorms, there is a possibility of tornadoes, lightning, hail and strong gusts of wind.