According to the National Center for Hydro-Meteorological Forecasting, today's weather (March 17), in the North, a cold air mass is moving south.

From the night of March 18, this cold air mass will affect the Northeast region and some places in the Northwest.

From March 19, cold air will affect other places in the Northwest, North Central and some places in the Central Central. The wind will change to the Northeast, level 2-3 inland, level 4-5 in coastal areas.

Cold air has flowed into the North, ending the drizzle since March 19, and the weather has turned cold. After this wet spell, there will be about 4-5 more wet spells in April.

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The North will end the wet season from March 19. Photo: Thach Thao

During this cold air mass, the lowest temperature in the North is generally from 15-18 degrees, in mountainous areas from 12-15 degrees, in high mountainous areas below 10 degrees; in the North Central region, it is generally from 16-19 degrees.

From the night of March 18-19, the Northern and North Central regions will have scattered showers and thunderstorms, with some heavy rain. From the afternoon of March 19, the area from Quang Binh to Phu Yen will have rain, showers and thunderstorms in some places.

Thunderstorms may produce tornadoes, lightning, hail and strong winds.

Thunderstorms accompanied by tornadoes, lightning, hail and strong gusts of wind can affect agricultural production, break trees, damage houses, traffic works and infrastructure. During thunderstorms, there is a possibility of tornadoes, lightning, hail and strong gusts of wind, flash floods on small rivers and streams, landslides on steep slopes. Heavy rain can cause flooding in low-lying areas.

Humid weather often occurs in Hanoi and the northern provinces from February to April. Air humidity increases above 85% with fog and drizzle causing dampness. Humid weather affects health. Humid environment causes harmful bacteria in the air to grow, affecting human respiration. Pests thrive, affecting agriculture.