A cold front has moved in, bringing cold weather and heavy rain to the North.

According to the National Center for Hydro-Meteorological Forecasting, on October 3rd, the cold air mass is continuing to move southward. Northern Vietnam is currently experiencing scattered showers and thunderstorms, with temperatures generally ranging from 26 to 29 degrees Celsius.

Around late afternoon and evening of October 4th, a cold front will begin to affect the Northeast region, then spread to other areas of Northern Vietnam and from Thanh Hoa to Hue city. Inland, winds will shift to the Northeast at level 2-3, and level 3-4 in coastal areas.

The most noticeable impact of the cold front is the rapid drop in temperature. From the night of October 4th, the Northeast region and Thanh Hoa province experienced cold weather, with some mountainous areas experiencing freezing temperatures. The lowest temperatures during this period in the North and Thanh Hoa were generally 19-22 degrees Celsius, while in mountainous areas they dropped to only 14-17 degrees Celsius.

In Hanoi , the cold front is forecast to begin affecting the area from early morning on October 5th. From the night of October 4th to the morning of October 5th, the capital area will experience rain, moderate rain and thunderstorms, with some areas experiencing heavy rain; the weather will turn cold from early morning on October 5th.

Along with the decrease in temperature, thunderstorms will increase over a wide area. From October 4th to the morning of October 5th, Northern Vietnam will experience rain, moderate rain, and thunderstorms, with some areas experiencing heavy to very heavy rain. From the night of October 4th to October 6th, the area from Thanh Hoa to Hue City will have moderate rain and thunderstorms, with some areas experiencing heavy to very heavy rain.

The meteorological agency warns that thunderstorms have a high probability of tornadoes, lightning, hail, and strong gusts of wind. Localized heavy rainfall may cause flash floods on small rivers and streams, landslides on slopes, and flooding in low-lying areas. Dangerous weather phenomena can also cause trees to fall, damage houses, transportation infrastructure, and affect agricultural production.

At sea, from early morning and throughout the morning of October 5th, the Gulf of Tonkin experienced increasingly strong northeasterly winds, reaching level 6, sometimes level 7, with gusts of level 8-9; sea waves were 2-3 meters high, and the sea was rough.

Also from October 5th, the northern part of the North East Sea will experience strong northeasterly winds of force 6-7, gusting to force 8-9, with waves 2-4 meters high and rough seas. From October 6th, the strong wind area will continue to expand to the North East Sea, including the Hoang Sa (Paracel) Islands.

Vessels operating in the Gulf of Tonkin and the northern South China Sea need to proactively monitor weather developments, taking precautions against strong winds, gusts, and high waves that could affect maritime safety and operations at sea.

Weather forecast for areas across the country:

Hanoi will be cloudy with sunny periods during the day, and hot in some areas; there will be occasional showers and thunderstorms at night. Winds will be from the southeast to south at speeds of 2-3. There is a possibility of tornadoes, lightning, and strong gusts of wind during thunderstorms. The lowest temperature will be 24-26°C, and the highest temperature will be 34-35°C.

In the Northwest region, it will be cloudy with sunny days, and some areas experiencing hot weather; scattered showers and thunderstorms are expected in the late afternoon and evening. Light winds. There is a possibility of tornadoes, lightning, and strong gusts of wind during thunderstorms. The lowest temperature will be 24-27°C, with some areas below 23°C. The highest temperature will be 32-35°C, with some areas above 35°C.

The northeastern provinces will be cloudy with sunny days, some areas experiencing hot weather; scattered showers and thunderstorms are expected in the evening and at night, with scattered showers and thunderstorms in mountainous areas, and locally heavy rain in some places. Southeast to south winds will be at level 2-3. There is a possibility of tornadoes, lightning, and strong gusts of wind during thunderstorms. The lowest temperature will be 23-26°C, with some mountainous areas below 22°C. The highest temperature will be 32-35°C, with some areas exceeding 35°C.

From Thanh Hoa to Hue, there will be clouds, sunny days, and hot weather in some areas; scattered showers and thunderstorms are expected in the evening and at night. Light winds. During thunderstorms, there is a possibility of tornadoes, lightning, and strong gusts of wind. The lowest temperature will be 25-28°C. The highest temperature will be 32-35°C, with some areas exceeding 35°C.

The South Central Coast region will be cloudy with sunny days, and scattered showers and thunderstorms in the evening and at night. Light winds. There is a possibility of tornadoes, lightning, and strong gusts of wind during thunderstorms. The lowest temperature will be 24-27°C. The highest temperature will be 32-35°C.

The Central Highlands will be cloudy with sunny days, and scattered showers and thunderstorms in the evening and at night. Light winds. There is a possibility of tornadoes, lightning, and strong gusts of wind during thunderstorms. The lowest temperature will be 20-23°C. The highest temperature will be 29-32°C.

Southern Vietnam will be cloudy with scattered showers and thunderstorms in some areas, especially in the afternoon and evening, with localized heavy rain. Light winds. There is a possibility of tornadoes, lightning, and strong gusts of wind during thunderstorms. Lowest temperature 23-26°C. Highest temperature 31-34°C.

Ho Chi Minh City will be cloudy with scattered showers and thunderstorms in some areas, especially in the afternoon and evening, with localized heavy rain. Light winds. There is a possibility of tornadoes, lightning, and strong gusts of wind during thunderstorms. The lowest temperature will be 24-26°C. The highest temperature will be 32-34°C.

PV