According to the new weather forecast from the National Center for Hydro-Meteorological Forecasting, cold air has affected some places in the northern mountainous region and the Northeast.
Last night and early this morning, moderate to very heavy rain appeared in many places in the mountainous areas of the North and from Thanh Hoa to Quang Binh.
From the evening and night of May 10, the northern mountainous region in the North will have moderate rain, scattered thunderstorms, locally heavy rain. From May 11, the rain will decrease rapidly.
The area from Thanh Hoa to Quang Binh, and from Quang Binh to Hue will have moderate rain, heavy rain, some places with very heavy rain and thunderstorms. From the afternoon of May 11, the rain will tend to decrease.
Da Nang to Binh Thuan has rain in some places at night, sunny days, scattered showers and thunderstorms in the afternoon and evening.
Central Highlands and the South: rain, moderate rain and scattered thunderstorms, locally heavy rain (rain concentrated in the late afternoon and evening).
People and tourists should regularly update weather information from official sources and follow the instructions of local authorities to ensure safety.

Weather forecast for tomorrow in Hanoi
The lowest temperature is from 20-22 degrees Celsius.
The highest temperature is from 25-27 degrees Celsius.
Cloudy sky. At night there will be moderate rain, heavy rain and thunderstorms, some places will have very heavy rain; during the day there will be rain in some places. The wind changes to northeast level 2-3. During thunderstorms, there is a possibility of tornadoes, lightning and strong gusts of wind.
Weather forecast for tomorrow in the Northwest region
The lowest temperature is from 20-23 degrees Celsius, some places below 20 degrees Celsius.
The highest temperature is from 25-28 degrees Celsius, especially in the Northwest region from 28-31 degrees Celsius.
Cloudy sky. At night there will be moderate rain, heavy rain and thunderstorms, locally very heavy rain; during the day there will be showers and thunderstorms in some places. 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
The lowest temperature is from 19-22 degrees Celsius, in high mountainous areas it is below 18 degrees Celsius.
The highest temperature is from 25-28 degrees Celsius.
Cloudy sky. At night there will be moderate rain, heavy rain and thunderstorms, locally very heavy rain. In the northern mountainous region, there will be rain, moderate rain and scattered thunderstorms, locally heavy rain; during the day, there will be rain in some places.
The wind will shift to northeast level 2-3, coastal areas level 3-4, gusting to level 6. 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
The lowest temperature is from 20-23 degrees Celsius, in the South it is over 23 degrees Celsius.
The highest temperature is from 26-29 degrees Celsius.
Cloudy.At night and in the morning, there will be moderate rain, heavy rain and thunderstorms, locally very heavy rain; later there will be rain in some places.The north wind will shift north to northwest at level 2-3; the southwest wind will be at level 2-3.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
The lowest temperature is from 24-27 degrees Celsius.
The highest temperature is from 31-34 degrees Celsius, some places are over 35 degrees Celsius.
Cloudy sky. Tonight and tomorrow evening, there will be scattered showers and thunderstorms; sunny during the day. South to southwest wind level 2-3. During thunderstorms, there is a possibility of tornadoes, lightning, hail and strong gusts of wind.
Weather forecast for tomorrow in the Central Highlands
The lowest temperature is from 20-23 degrees Celsius.
The highest temperature is from 27-30 degrees Celsius, some places are over 30 degrees Celsius.
Cloudy sky. There will be rain, moderate rain and scattered thunderstorms, locally heavy rain, concentrated in the late afternoon and evening. Southwest wind level 2-3. During thunderstorms, there is a possibility of tornadoes, lightning, hail and strong gusts of wind.
Weather forecast for tomorrow in the Southern region
The lowest temperature is from 24-27 degrees Celsius.
The highest temperature is from 29-32 degrees Celsius, some places are above 32 degrees Celsius.
Cloudy.There will be rain, moderate rain and scattered thunderstorms, locally heavy rain, concentrated in the late afternoon and evening.During thunderstorms, there is a possibility of tornadoes, lightning, hail and strong gusts of wind.