Weather on December 4: Cold air strengthens, causing widespread cold and rain

According to the National Center for Hydro-Meteorological Forecasting, on December 4, cold air moved down and clearly affected the Northeast region and some places in the North Central region, causing scattered rain and light rain and reducing temperatures by 1-3 degrees Celsius.

At Bach Long Vi station, the Northeast wind was recorded at strong level 6, showing that the cold air intensity was quite clear from early on.

It is forecasted that on December 4, the cold air mass will continue to expand its scope, affecting other places in the North Central region, then spreading to the Northwest and the North Central region. On land, the Northeast wind will be strong at level 2-3, and in coastal areas at level 3-4.

The weather in the North and North Central regions remains rainy, scattered light rain and cold, with some areas experiencing severe cold in the highlands. The lowest temperature is generally 15-18 degrees Celsius, in the mountainous areas 13-15 degrees Celsius, with some areas below 12 degrees Celsius.

The North remains rainy, scattered light rain and cold.

In Hanoi , rain and light rain appear scattered during the day. Cold weather with the lowest temperature maintained at around 15-18 degrees Celsius.

At sea, strong winds cause increasingly rough seas. In the Gulf of Tonkin, strong northeast winds of level 5, sometimes level 6, gusts of level 7, waves 1.5-3 m high, rough seas. The northern East Sea area, including the Hoang Sa sea area, has strong winds of level 6-7, gusts of level 8-9, waves 4-6 m high, rough seas. The sea area from South Quang Tri to Quang Ngai and the northern part of the central East Sea has winds gradually increasing to level 6, gusts of level 7-8, waves 2-5 m high.

The strengthening cold air combined with the weakened low-pressure circulation from storm No. 15 and high-altitude easterly wind disturbances have caused widespread heavy rain in the Central region and Central Highlands.

On the morning of December 4, in the areas of Hue City, Da Nang City, the East of Quang Ngai to Dak Lak, Khanh Hoa and Lam Dong, there will be moderate rain, heavy rain, and in some places very heavy rain with thunderstorms.

It is forecasted that from morning to night of December 4, the area from South Quang Tri to Da Nang City and East Quang Ngai will have moderate to heavy rain; rainfall will generally be 40-90 mm, locally over 150 mm. The eastern provinces of Gia Lai, Dak Lak, Khanh Hoa and Lam Dong will have rainfall of 30-60 mm, in some places over 120 mm. From the night of December 4, heavy rain will begin to decrease.

In the Central Highlands and the South, on December 4th, there will continue to be scattered showers and thunderstorms, with rainfall of 10-30 mm, locally over 60 mm. From December 5th, heavy rain in the Central Central region will gradually decrease, and the weather will tend to be more stable.

Weather forecast for regions across the country:

Hanoi capital is cloudy, with rain in some places during the day and scattered rain and light rain at night. Northeast wind level 2-3. Cold weather. Lowest temperature 16-18 degrees Celsius. Highest temperature 21-23 degrees Celsius.

The Northwestern provinces are cloudy, with rain in some places during the day; scattered rain and light rain at night. Light wind. Cold, with some places being very cold. Lowest temperature 15-18 degrees Celsius, some places below 13 degrees Celsius. Highest temperature 21-24 degrees Celsius.

The Northeastern region is cloudy, with rain in some places during the day; scattered rain at night. Northeast wind level 2-3, coastal areas level 3-4. Cold weather, some mountainous areas are very cold. Lowest temperature 15-18 degrees Celsius, mountainous areas 13-15 degrees Celsius, some places below 12 degrees Celsius. Highest temperature 21-24 degrees Celsius.

Provinces from Thanh Hoa to Hue are cloudy, with some rain in the North during the day and scattered rain at night; moderate rain, heavy rain, and locally very heavy rain and thunderstorms in the South. North to northwest wind level 2-3, coastal areas level 3-4. Cold in the North, cold in the South. There is a possibility of tornadoes, lightning and strong gusts of wind in thunderstorms. Lowest temperature 15-18 degrees Celsius, in the South some places 18-21 degrees Celsius. Highest temperature 21-24 degrees Celsius.

The South Central Coast region is cloudy with moderate to heavy rain, some places with very heavy rain and thunderstorms; in the East of the provinces from Gia Lai to Lam Dong, there will be rain, scattered showers and thunderstorms at night. Northeast wind level 2-3. During thunderstorms, there is a possibility of tornadoes, lightning, hail and strong gusts. The lowest temperature is 22-25 degrees Celsius. The highest temperature in the North is 24-27 degrees Celsius, in the South is 27-29 degrees Celsius, some places are over 29 degrees Celsius.

Central Highlands cloudy, with showers and scattered thunderstorms during the day, with some heavy rain in some places. Light wind. Thunderstorms may include tornadoes, lightning, hail and strong gusts of wind. Lowest temperature 19-22 degrees Celsius. Highest temperature 26-29 degrees Celsius.

The South is cloudy with showers and scattered thunderstorms during the day, with heavy rain in some places. Light wind. During thunderstorms, there is a possibility of tornadoes, lightning, hail and strong gusts of wind. Lowest temperature 23-26 degrees Celsius. Highest temperature 29-32 degrees Celsius, some places above 32 degrees Celsius.

Ho Chi Minh City is cloudy with showers and scattered thunderstorms during the day, with heavy rain in some places. Light wind. During thunderstorms, there is a possibility of tornadoes, lightning, hail and strong gusts of wind. Lowest temperature 23-25 ​​degrees Celsius. Highest temperature 29-31 degrees Celsius.

Source: https://baotintuc.vn/xa-hoi/thoi-weather-ngay-412-khong-khi-lanh-tang-cuong-gay-ret-va-mua-dien-rong-20251204060112538.htm