According to the weather forecast of the National Center for Hydro-Meteorological Forecasting, a weak cold air mass will make landfall in mid-October combined with the easterly wind from the subtropical high pressure circulation encroaching on the West, causing the Northern region, especially the Northeast, to experience cloudy skies with moderate to heavy rain.
Accordingly, from October 12-14, the Northern region will have scattered showers and thunderstorms. From October 14 to October 14, there will be scattered showers and thunderstorms, with some places having heavy rain.
The Northeast region and the area from Thanh Hoa to Ha Tinh will have scattered showers and thunderstorms. From the afternoon and night of October 13, there will be rain, moderate rain and scattered thunderstorms, locally heavy to very heavy rain.

The area from Quang Tri to Lam Dong and the South will have scattered showers and thunderstorms in the afternoon and evening, with some places having heavy rain. During thunderstorms, there is a possibility of tornadoes, lightning, hail and strong gusts of wind.
It is forecasted that from October 14-16 and around October 19-20, the Northwest region will have scattered showers and thunderstorms, with some places having heavy rain.
The Northeast region will have rain, moderate rain and scattered thunderstorms from the night of October 14 to the end of the night of October 15, with some places having heavy to very heavy rain. Around October 19-20, there is a possibility of scattered showers and thunderstorms, with some places having heavy rain.
The area from Thanh Hoa to Hue will have showers and scattered thunderstorms, locally heavy rain, especially in the North from the night of 14-16.10 there will be rain, moderate rain and scattered thunderstorms, locally heavy to very heavy rain. From around October 19-21, there is a possibility of widespread heavy rain.
Other areas will have scattered showers and thunderstorms in the afternoon and evening, with some places having heavy rain. During thunderstorms, there is a possibility of tornadoes, lightning, hail and strong gusts of wind.
Tourists need to closely monitor weather forecasts, especially when traveling to mountainous areas, coastal areas or participating in outdoor activities. Heavy rain can cause localized flooding, landslides in mountainous areas and affect road and air traffic.
In addition, thunderstorms are likely to cause tornadoes, lightning, hail and strong gusts of wind, visitors should limit outdoor travel during bad weather, prepare adequate raincoats and necessary protective equipment to ensure safety.