According to the National Center for Hydro-Meteorological Forecasting, on the day and night of October 12, the low pressure trough has an axis at about 13-16 degrees North latitude.
It is forecasted that today, October 13, the Gulf of Tonkin, the sea area from South Quang Tri to Ca Mau, the sea area west of the North East Sea (including Hoang Sa special zone) and the Central and South East Sea (including Truong Sa special zone) will have scattered showers and thunderstorms.
During thunderstorms, there is a possibility of tornadoes and strong gusts of wind of level 6-7. Waves are over 2.0m high.
Ship operating in the above areas are at high risk of being affected by tornadoes at sea, strong gusts of wind and big waves.
Meanwhile, on land, the Northern region will have clouds, showers and thunderstorms in some places, sunny days. On the afternoon of October 13, the Northeast will have scattered showers and thunderstorms, with some places having heavy rain.
Other areas will have cloudy weather, with scattered showers and thunderstorms; in the afternoon and evening, there will be scattered showers and thunderstorms, with some places having heavy rain.
People and tourists should bring umbrellas and raincoats to prevent sudden changes in weather.

Weather forecast for today, October 13 across the country:
Hanoi
Lowest temperature: 24-26 degrees Celsius Highest temperature: 29-31 degrees Celsius Cloudy, scattered showers at night; scattered showers and thunderstorms during the day, locally heavy rain.
Light wind.
Northwest
Lowest temperature: 22-25 degrees Celsius, some places below 22 degrees Celsius Highest temperature: 30-33 degrees Celsius Cloudy, scattered showers and thunderstorms at night; sunny during the day.
Light wind.
Northeast
Lowest temperature: 23-26 degrees Celsius, mountainous areas below 23 degrees Celsius Highest temperature: 29-32 degrees Celsius, some places above 32 degrees Celsius Cloudy, scattered showers and thunderstorms; on the afternoon of October 13, there will be scattered showers and thunderstorms, locally heavy rain.
Light wind.
Thanh Hoa - Hue
Lowest temperature: 23-26 degrees Celsius Highest temperature: 29-32 degrees Celsius The North (Thanh Hoa to Ha Tinh) is cloudy, with scattered showers and thunderstorms; on the afternoon of October 13, there will be scattered showers and thunderstorms, with some places having heavy rain.
The South (from Quang Tri to Hue) is cloudy, with showers and thunderstorms in some places; in the afternoon and evening, there are scattered showers and thunderstorms, with some places having heavy rain.Light wind.During thunderstorms, there is a possibility of tornadoes, lightning and strong gusts of wind.
South Central Coast
Lowest temperature: 23-26 degrees Celsius Highest temperature: 29-32 degrees Celsius Cloudy, scattered showers and thunderstorms in some places; in the afternoon and evening, there will be scattered showers and thunderstorms, locally heavy rain in some places.
Light wind.During thunderstorms, there is a possibility of tornadoes, lightning and strong gusts of wind.
Central Highlands
Lowest temperature: 19-22 degrees Celsius Highest temperature: 28-31 degrees Celsius Cloudy, scattered showers and thunderstorms in some places; in the afternoon and evening, there will be scattered showers and thunderstorms, locally heavy rain in some places.
Light wind.During thunderstorms, there is a possibility of tornadoes, lightning and strong gusts of wind.
Southern region
Lowest temperature: 23-26 degrees Celsius Highest temperature: 29-32 degrees Celsius Cloudy, scattered showers and thunderstorms in some places; in the afternoon and evening, there will be scattered showers and thunderstorms, locally heavy rain in some places.
Light wind.During thunderstorms, there is a possibility of tornadoes, lightning and strong gusts of wind.
Ho Chi Minh City
Lowest temperature: 24-26 degrees Celsius Highest temperature: 30-32 degrees Celsius Cloudy, scattered showers and thunderstorms in some places; in the afternoon and evening, there will be scattered showers and thunderstorms, locally heavy rain in some places.
Light wind.During thunderstorms, there is a possibility of tornadoes, lightning and strong gusts of wind.