Since the 16th, heavy rain falling nationwide has claimed a total of 4 lives. More than 4,500 people have evacuated their homes and have not yet returned. Over 500 facilities have been affected, with about 250 roads submerged. Train services for regular trains, including the Gyeongbu Line and Jeolla Line, have not been restored.
According to the Ministry of the Interior and Safety on the 18th, one person died in Gyeonggi Province and three in Chungnam due to the heavy rain. The evening of the 16th, a wall collapsed beside a road in Gyeonggi's Osan City, burying vehicles and causing the death of a male driver in his 40s. Early on the 17th, two people died in submerged vehicles on a road in Seosan, Chungnam. Also, in the morning of the previous day, one person drowned when a basement was flooded in Eumnae-dong, Dangjin City, Chungnam.
As a result of this heavy rain, 5,192 people from 3,413 households evacuated to safe locations across 13 cities and provinces. Among them, 4,531 people from 3,003 households have not yet returned home. The largest number of evacuees is in Chungnam (1,478 people from 1,075 households), Gyeongnam (1,340 people from 1,104 households), and Jeonnam (919 people from 599 households). Currently, 4,000 people from 2,863 households are housed in temporary accommodation facilities.
Railways are operating slowly on some sections of the KTX, but regular train services have been significantly affected. According to Korea Railroad Corporation (KORAIL), some train operations have been suspended on sections of the Gyeongbu Line from Seoul to Busan, Gyeongjeon Line from Seoul to Jinju, Honam Line from Yongsan to Mokpo, Chungbuk Line from Daejeon to Jecheon, Jeolla Line from Yongsan to Yeosu Expo, Seohae Line from Hongseong to Seohwa, and Janghang Line from Yongsan to Hongseong and Iksan.
A total of 12 roads are currently closed due to the heavy rain. Additionally, 12 underpasses and 12 surface roads are also closed. Access to 570 sections in 21 national parks, including Bukhansan and Jirisan, is restricted, and two passenger ferries on two routes, between Ulleungdo and Dokdo, and Ulleungdo and Mukho, are currently closed.
Infrastructure damage has been reported at 529 sites, including 338 public and 191 private. A total of 258 roads were submerged, and 151 buildings were flooded. Additionally, four roads were washed away, and one bridge collapsed.
As of 11 p.m. the previous day, there were 45 power outages affecting 17,174 households. Among them, 9 outages affecting 2,622 households have not yet had power restored.
According to the Korea Meteorological Administration, the area with the heaviest rainfall from the 16th until 6 a.m. today was Seosan, with 519.3 mm. Other areas with significant rainfall include Naju, Jeonnam (445 mm), Pungam, Gwangju (438.5 mm), Seocheon, Chungnam (408 mm), and Damyang, Jeonnam (397 mm), along with Jeonui, Sejong (390 mm) and Dochon, Changnyeong, Gyeongnam (376 mm). During the same period, Seoul recorded 151.4 mm of rainfall, while Incheon received 126.8 mm.
During this period, Seosan experienced 114.9 mm of rain in just one hour, causing significant damage. Other areas with high hourly rainfall include Chunjangdae, Seocheon (98 mm), Naju (92 mm), Sunchang (81.3 mm), Nam-gu, Gwangju (80 mm), and Seongbuk, Seoul (44 mm).
As of 7 a.m. today, heavy rain warnings are in effect for the metropolitan area, Chungcheong, Jeolla, and Gyeongnam regions. There are areas experiencing rain of around 10 mm per hour, accompanied by gusty winds and thunderstorms, while others show a lull in rainfall. From 6 a.m. for one hour, significant rainfall was recorded at 10 mm in Yeoncheon, Gyeonggi; 9.8 mm in Paju; 8.5 mm in Ildong, Pocheon; and 7.5 mm in Sangseo, Hwacheon, Gangwon.
The Korea Meteorological Administration forecasts that, until the 19th, most areas nationwide will experience very heavy rain accompanied by gusty winds and thunderstorms, with rainfall of 30 to 80 mm per hour.
From today until the 19th, expected rainfall in Gwangju, Jeonnam, and Busan, Ulsan, and Gyeongnam is anticipated to be 100 to 200 mm, with some areas receiving more than 300 mm. In Daejeon, Sejong, Chungnam, Chungbuk, and Daegu, Gyeongbuk, and Jeonbuk, rainfall of 50 to 150 mm is expected, with some places likely to receive more than 200 mm.
In Seoul, Incheon, and Gyeonggi, additional rainfall of 30 to 100 mm is expected until the morning of the 20th, with southern Gyeonggi likely to see more than 150 mm.