Hue has historic rain, one-day rainfall is almost equal to the world's largest in 1966

The National Center for Hydro-Meteorological Forecasting said that from October 22-28, the Central region will be affected. Multi-disaster morphological complex. The cold air in the North was strengthened, the activity of storm No. 12 Fengshen after weakening into a low pressure area in the coastal waters of Hue City - Da Nang City, along with the tropical convergence zone rising from the South and disturbances in the east wind zone combined with windward terrain, caused exceptionally heavy rain, concentrated in Hue and Da Nang .

Total rainfall from October 22 to 4am on October 29 in Ha Tinh , Quang Tri and Quang Ngai is 200-450mm, Hue city is 450-900mm, Da Nang city is 300-600mm.

In particular, there were very heavy rain spots such as Bach Ma ( Hue City) which recorded 1,739.6mm of rain in just one day.

"This is the largest single-day rainfall ever recorded in Vietnam. According to statistics from the World Meteorological Organization (WMO), the largest single-day rainfall was 1,825mm at a French monitoring station in the Indian Ocean in January 1966." meteorological information agency.

Streets in Hue City are deeply submerged in water. (Photo: VGP/Le Hoang)

It is forecasted that from now until the night of October 30, Hue City and Da Nang City will continue to... Heavy to very heavy rain, common rainfall 120-250mm, some places over 400mm. Southern Quang Tri and eastern Quang Ngai province heavy rain, rainfall ranging 80-180mm, locally very heavy rain over 350mm. Ha Tinh to northern Quang Tri moderate rain, heavy rain and thunderstorms, rainfall 70-140mm, some places very heavy rain over 250mm.

From October 30, heavy rain in the area from Hue City to Quang Ngai is likely to gradually decrease.

Not only heavy rain, floodwaters on rivers in Hue and Da Nang in recent days have risen, causing widespread flooding, isolating many places.

Floods on the Huong River (Hue City) are receding, on the Bo River (Hue City) are changing slowly; on the Vu Gia - Thu Bon River (Da Nang City) are changing slowly at a high level; floods on the Tra Khuc River (Quang Ngai) are rising rapidly, on the Dak Bla River (Quang Ngai) are rising.

The water level at 2:00 a.m. on October 29 on Bo River at Phu Oc station was 4.46m, 0.04m below alarm level 3; on Huong River at Kim Long station was 4.22m, 0.72m above alarm level 3.

On Vu Gia river at Ai Nghia station is 10.12m, on BĐ3 1.12m; on Thu Bon river at Cau Lau station is 5.22m, on BĐ3 1.22m. On Tra Khuc river (Quang Ngai) at Tra Khuc station is 5.35m, on BĐ2 0.35m.

Up to now, this flood on Bo River at Phu Oc station is historic, 0.01m higher than the flood in 2020; flood on Huong River at Kim Long station is 0.76m lower than the historical flood in 1999; flood on Vu Gia River at Ai Nghia station is 0.59m lower than the historical flood in 2009, Thu Bon River at Cau Lau station is 0.05m lower than the flood in 2007 and 0.14m lower than the historical flood in 1964.

It is forecasted that in the next 6 hours, floods on Thu Bon River and Tra Khuc River will continue to rise and be above level 3.

In the next 12 hours, flood on Thu Bon river will continue to rise and be above level 3; flood on Tra Khuc river at Tra Khuc station will fall and be above level 3; flood on Bo river at Phu Oc station will fluctuate at its peak, flood on Huong river at Kim Long station will fall and be below level 3; flood on Vu Gia river at Ai Nghia station will rise slowly and be above level 3.

In the next 24 hours, floods on Vu Gia - Thu Bon River and Tra Khuc River will decrease and be at level BĐ3 to above BĐ3; floods on rivers in Hue City will decrease and be below BĐ3.

Warning: Flood on Dak Bla River (Quang Ngai) continues to rise and may reach level BĐ1-BĐ2.

The risk of flash floods and landslides in Hue is 21 communes, Da Nang 67 communes, Quang Ngai 30 communes. The risk of flooding in Hue is 28 communes/wards, Da Nang 35 communes/wards, Quang Ngai 32 communes/wards.

Specifically, the risk of flash floods and landslides:

Hue City: A Luoi 1, A Luoi 2, A Luoi 3, A Luoi 4, A Luoi 5, Binh Dien, Chan May - Lang Co, Hung Loc, Khe Tre, Loc An, Long Quang, Nam Dong, Phong Dien ward, Phu Loc, Phu Bai ward, Vinh Loc, Huong An ward, Huong Tra ward, Kim Long ward, Kim Tra ward, Phong Thai ward.

Da Nang City: A Vuong, Ba Na, Ben Giang, Ben Hien, Dac Pring, Dong Giang, Hiep Duc, Hoa Vang, Hung Son, Kham Duc, La Dee, Nam Giang, Nam Tra My, Hai Van ward, Phuoc Chanh, Phuoc Hiep, Phuoc Nang, Phuoc Thanh, Phuoc Tra, Tam My, Tra Giap, Tra Leng, Tra Lien, Tra My, Tra Tan, Tra Van, Viet An, Chien Dan, Dong Duong, Duc Phu, Ha Nha, Hoa Tien, La Ee, Lanh Ngoc, Nong Son, An Khe ward, Hoa Khanh ward, Lien Chieu ward, Son Tra ward, Phu Ninh, Que Phuoc, Que Son, Son Cam Ha, Song Kon, Song Vang, Tam Anh, Tay Giang, Thang Phu, Thanh Binh, Thuong Duc, Tien Phuoc, Tra Doc, Tra Linh, Tra Tap, Dai Loc, Dien Ban Tay, Duy Xuyen, Go Noi, Nui Thanh, Phu Thuan, Que Son Trung, Tam Xuan, Tay Ho, Thang Binh, Thanh My, Thu Bon, Vu Gia.

Quang Ngai: Dak Blo, Xop, Ngoc Linh, Ba Vinh, Mang But, Kon Plong, Mang Ri, Tay Tra, Thanh Bong, Son Ha, Tay Tra Bong, Minh Long, Dak Ui, Son Tay Thuong, Ca Dam, Ba To, Ba Vi, Ba To, Ba Dinh, Ba Dong, Ba Xa, Dang Thuy Tram, Son Mai, Dong Tra Bong, Son Ha, Son Linh, Son Thuy, Son Ky, Son Tay, Son Tay Ha.

Source: https://baolangson.vn/hue-mua-lich-su-luong-mua-mot-ngay-gan-bang-muc-lon-nhat-the-gioi-nam-1966-5063311.html