
Localized torrential rain inundates parts of the capital city as fallen leaves clog drainage systems.
Heavy downpours and strong gusts battered Seoul on Sunday, causing urban flooding, blocked drainage systems, traffic disruptions, and the cancellation of outdoor events across the capital.
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Heavy downpours and strong gusts struck Seoul on Sunday, causing urban flooding and safety hazards.
SEOUL, Oct. 18 (Yonhap) -- Heavy downpours accompanied by strong gusts battered Seoul on Sunday, causing urban flooding and safety hazards across the capital city.
According to municipal officials, localized torrential rain inundated parts of the city, as fallen leaves swept by gale-force winds clogged drainage systems.
Gangbuk Ward in the northern part of the city recorded a peak hourly rainfall of 53.5 millimeters, the highest hourly intensity nationwide during the storm.
By 5:00 p.m., Seoul fire authorities had received 129 emergency calls -- 47 calls for drainage assistance, 21 instances of fallen trees and 60 safety inspection requests for public facilities.
Seoul issued an emergency alert via text at 3:16 p.m., urging its residents to stay away from low-lying and high-risk areas amid heavy rainfall in blustery conditions.
While heavy rain advisories covering the northeastern, northwestern, and southwestern districts were lifted at 3:30 p.m., scattered showers persisted throughout the afternoon. Cumulative rainfall as of 5:00 p.m. peaked at 65 mm in Gangbuk Ward, with the southern Songpa District recording a city-low of 20 mm.
Rising water levels forced city officials to restrict access to 16 major urban streams.
Traffic was also disrupted across key corridors. Roads beneath the Jeungsan Bridge in Seodaemun Ward were completely blocked around 3:04 p.m. due to flooding. Weather warnings were also issued for major highways, urging drivers to exercise caution on wet roads and against high winds.
A tree fell onto a busy road in Gangnam Ward in southern Seoul, obstructing traffic and pedestrians. Water levels in Eunpyeong Ward in northwestern Seoul reached above the knees in some low-lying areas.
Some shop owners were seen manually clearing piles of fallen leaves blocking catch basins to expedite drainage.
The inclement weather forced the cancellation of major outdoor public events, such as the Grand Mint Festival scheduled at Olympic Park in Songpa.
Seoul activated Level 1 emergency response protocols at 2:40 p.m. and partially operated 12 rainwater pumping stations to clear inundated roads.
"Although the rain appears to be letting up, reports of damage continue to come in," a Seoul official said. "Our primary focus is on rapidly resolving pending safety reports and preventing secondary accidents in close cooperation with district offices."

On the 18th, strong rain and wind blew in the Jeonbuk region, and 6 cases of damage were reported, including fallen trees and tents. There were no casualties, and the heavy rain advisory was lifted, but a strong wind and storm advisory remains in place.
![[Weather] Strong rain in the southern region and Jejuโฆ Beware of gusts of wind and thunderstorms](/api/img?u=https%3A%2F%2Fimg.yna.co.kr%2Fphoto%2Fyna%2FYH%2F2026%2F10%2F18%2FPYH2026101806420001300_P2.jpg&w=320&q=72&f=webp)
On Monday the 19th, rain accompanied by gusty winds, thunder, and lightning will fall in the southern region and Jeju Island, and temperatures will range from a low of 7 to 20 degrees in the morning and a high of 19 to 25 degrees during the day.

Heavy rain battered Seoul on Sunday, causing road flooding, uprooted trees, and traffic disruptions. The Korea Meteorological Administration warned of drainage issues due to falling leaves and forecasted a sharp temperature drop.

On the 18th, heavy rain accompanied by strong winds fell in Seoul, and more than 129 cases of damage, including drainage support and tree overturning, were reported. In Gangbuk-gu, 53.5 mm of rain fell per hour, and inconveniences occurred throughout the city, such as fallen leaves blocking drains and flooding of roads.

The Korea Meteorological Administration announced that a heavy rain advisory was issued for Jindo, southern Haenam, northern Haenam, and northwestern Naju as of 6:50 p.m. on the 18th. A heavy rain advisory has also been issued for Hwasun, Yeongam, and southeastern Naju.

The Korea Meteorological Administration announced that a heavy rain advisory was in effect for Hwasun, Yeongam, and southeastern Naju as of 6:30 p.m. on the 18th, and the heavy rain advisory was lifted for Shinan and northern Muan.