According to the National Center for Hydro-Meteorological Forecasting, from the night of April 24 to the morning of April 25, the northern region experienced moderate to heavy rainfall with scattered thunderstorms. Some areas saw torrential rain.

Rainfall recorded between 7 p.m. on April 24 and 8 a.m. this morning reached significant levels in several locations: Mo Vang (Yen Bai) with 93.6 mm, Yen Minh (Ha Giang) with 82.6 mm, Vinh Bao (Hai Phong) with 120.2 mm, Tien Phong (Hai Duong) with 116.4 mm, Dong Hai (Thai Binh) with 156.8 mm, Thanh Tri (Hanoi) with 93.4 mm, and Hai Trieu (Hung Yen) with 91.8 mm.

During the intense rainfall overnight and into the morning, thousands of lightning strikes were concentrated mainly in the midland and mountainous provinces of northern Vietnam such as Phu Tho, Tuyen Quang, Yen Bai, and Ha Giang, as well as in lowland areas and cities including Hanoi, Hai Phong, Hung Yen, Vinh Phuc, Bac Ninh, and Hai Duong.

Specifically, data from the Upper-Air Meteorological Station of the National Meteorological Network Center revealed that in just 50 minutes (from 11:00 to 11:50 p.m. last night), 1,696 lightning strikes were recorded in and around Hai Phong. Of these, 433 were cloud-to-ground strikes.

Between 1:30 and 5:00 a.m. on April 25, an estimated 23,200 lightning strikes occurred, both in-cloud and cloud-to-ground. Among them, more than 10,400 were cloud-to-ground.

The National Center for Hydro-Meteorological Forecasting predicts that rainfall in the northern region will subside quickly today, with only scattered showers remaining in a few areas.

This afternoon and evening, the Central Highlands and southern regions are also expected to see scattered showers and thunderstorms. Some areas may receive heavy rainfall ranging from 10 to 30 mm, and locally over 60 mm.

Meteorological agencies warn that thunderstorms could be accompanied by whirlwinds, lightning, hail, and strong gusts.

Bao Anh