Torrentials are forecast for the region from Nghe An to Quang Nam provinces, with rainfall ranging from 200 to 400 mm, and even exceeding 700 mm in some areas.

The average temperature of the winter 2023-2024 will be higher than the average level in many years, according to Nguyen Van Huong, head of the Weather Forecasting Department under the National Centre for Hydro-meteorological Forecasting (NCHMF).

Storm Koinu tends to downgrade into a tropical depression after entering the East Sea, according to the National Center for Hydrology Meteorology Forecasting.

The strongest winds recorded were at level 14 (150-166km/h). The typhoon is heading northwest at about 10km/h.

An early warning system for thunderstorm, lightning and flood was launched by the Vietnam Meteorological and Hydrological Administration at a ceremony to mark 78th anniversary of the sector in Hanoi on October 3.

Typhoon KOINU is forecast to enter the East Sea on the morning of October 5 as it continues to gain more strength, according to the National Centre for Hydro-Meteorological Forecasting.

The National Centre for Hydro-Meteorological Forecasting warned that the rainfall in the northern, Central Highlands, and southern regions would be 5-15 per cent higher than the average level of previous years.

Hanoi has been forecasted to see sunny weather in the next ten days with the highest temperature of 35 degrees centigrade.

The East Sea has been forecasted to see a storm next week, according to the National Centre for Hydro-Meteorological Forecasting.

It was forecast to make landfall on the mainland of Quang Trị Province and Quang Nam Province at 10am on Tuesday and weaken into a low-pressure system over the VN–Laos border area at 10pm on Tuesday.

A low pressure area in the East Sea has strengthened into a tropical depression on September 24 afternoon and is heading towards the central coast of Vietnam, according to the National Centre for Hydro-Meteorological Forecasting.

The Mekong Delta is entering the flooding season with 1m of water lower than this time in other years. This signals grave challenges brought by El Nino and asks for practical solutions to fight against unpredictable weather in the near future.

Typhoon Saola entered the northeastern waters north of the East Sea on August 30 afternoon, becoming the third storm hitting the area this year, said the National Centre for Hydro-Meteorology Forecasting.

Tropical Storm Saola, now active in the waters of the northeastern coast of Luzon island, the Philippines, is forecast to enter the East Sea on August 31, according to the National Centre for Hydro-Meteorology Forecasting.

Ongoing heavy rainfall is projected to persist, heightening the potential for floods and landslides in various parts of Vietnam and raising concerns about further damage and displacement.

Between five to seven tropical storms or tropical depressions are likely to strike the East Sea till the end of the year, with two to three to batter Vietnam, according to the National Centre for Hydro-Meteorological Forecasting.

Vietnam is likely to face two or three tropical storms and depressions this month, with the northern and north-central regions forecast to be affected, according to the National Center for Hydro-Meteorological Forecasting.

The East Sea is anticipated to brace for two to three tropical storms or tropical depressions in August 2023 that are likely to pound the coast of Vietnam, according to the National Centre for Hydro Meteorological Forecasting.

Heavy rain over the past few days flooded parts of southern and central regions of Vietnam, killing at least five people and damaging hundreds of local houses.

The El Nino phenomenon is projected to grow in strength through the end of this year, and is likely to persist into the following year.