According to the National Center for Hydro-Meteorological Forecasting, the cold air will gradually weaken, making the Northern region only cold at night and in the morning, while the afternoon will be sunny due to less clouds.
However, around April 5, the cold air will be strengthened again, causing light rain and cold weather in this area.
Due to the impact of cold air, from tomorrow until April 2, the area from Ha Tinh to Quang Ngai will have scattered showers and thunderstorms, the North will be cold.
The South Central and South regions will have scattered showers and thunderstorms, with some places having moderate to heavy rain. The Central Highlands will have scattered showers and thunderstorms in some places, especially in the Southern region, there will be scattered showers and thunderstorms locally.

Hanoi
Lowest temperature: 14-16 degrees Celsius.
Highest temperature: 20-22 degrees Celsius.
Cloudy, with rain in some places; sunny in the afternoon. Northeast wind level 2-3. Cold weather.
Northwest
Lowest temperature: 13-16 degrees Celsius, some places below 10 degrees Celsius.
Highest temperature: 19-22 degrees Celsius.
Cloudy, with rain in some places. Light wind. Cold, some places are very cold, very cold.
Northeast
Lowest temperature: 13-16 degrees Celsius, high mountainous areas below 10 degrees Celsius.
Highest temperature: 19-22 degrees Celsius.
Cloudy, with rain in some places, sunny in the afternoon. Northeast wind level 2-3. Cold weather, some places in high mountains are very cold, very cold.
Thanh Hoa to Hue
Lowest temperature: 15-18 degrees Celsius.
Highest temperature: 19-22 degrees Celsius.
Cloudy, some rain in the North; scattered rain and showers in the South. North to northwest wind level 3. Cold weather.
Da Nang to Binh Thuan
Lowest temperature: 21-24 degrees Celsius; South has places above 24 degrees Celsius.
Highest temperature: North 25-28 degrees Celsius, South has places above 28 degrees Celsius.
Cloudy, the North has scattered showers; the South has scattered showers and thunderstorms, locally moderate to heavy rain. North to northwest wind level 2-3, especially coastal areas level 3-4. 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.
Cloudy, with showers and thunderstorms in some places, especially in the South, there are scattered showers and thunderstorms in some places. Northeast to east 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, with showers and scattered thunderstorms, locally moderate to heavy rain. Northeast to east wind level 2-3. During thunderstorms, there is a possibility of tornadoes, lightning, hail and strong gusts of wind.