![[Tomorrow’s weather] Rain news of up to 40 mm in Jeolla, Gyeongsang, and Jeju… Lowest 7 degrees in the morning](/api/img?u=https%3A%2F%2Fimg.yna.co.kr%2Fphoto%2Fyna%2FYH%2F2026%2F10%2F13%2FPYH2026101302100001300_P2.jpg&w=1200&q=72&f=webp)
AI-generated summary
Up to 40 mm of rain is expected to fall mainly in Jeolla-do, Gyeongsang-do, and Jeju-do on Tuesday the 20th, and the rain that started in Jeonnam, Gyeongnam-do, and Jeju-do will spread to Jeonbuk and Gyeongbuk in the afternoon.
(Seoul = Yonhap News) Reporter Jeon Jae-hoon = On Tuesday the 20th, there will be up to 40 mm of rain mainly in Jeolla-do, Gyeongsang-do, and Jeju-do.
Rain will begin falling in Jeonnam, Gyeongnam, and Jeju Island from dawn and will spread to Jeonbuk and Gyeongbuk in the afternoon.
Most of the rain in the Jeolla and Gyeongbuk regions will stop late at night, and the rain in the Gyeongnam and Jeju Islands will continue until the day after tomorrow.
The expected precipitation until the day after tomorrow is 5 to 10 mm in Daejeon, Sejong, South Chungcheong and North Chungcheong Provinces, 5 to 40 mm in Gwangju and Jeonnam Province, and 5 to 20 mm in Jeonbuk Province.
It will be 5 to 40 mm in Busan, Ulsan and Gyeongnam, 5 to 20 mm in Daegu and Gyeongbuk, and 5 to 40 mm in Jeju Island.
The lowest morning temperature will be 7 to 17 degrees, and the highest daytime temperature will be 20 to 23 degrees.
The sea waves will be 0.5 to 1.5 m in the East Sea and West Sea, and 0.5 to 1.0 m in the South Sea.
The wave height of the deep inner sea (the sea within about 200 km of the coastline) is expected to be 0.5 to 2.0 m in the East Sea, West Sea, and South Sea.
Below is the weather forecast by region for the 20th.
[morning, afternoon] (lowest to highest temperature) <probability of precipitation in the morning and afternoon>
▲ Seoul: [Many clouds, cloudy] (10∼21) <20, 30>
▲ Incheon: [Many clouds, cloudy] (11∼20) <20, 30>
▲ Suwon: [Lots of clouds, cloudy] (10∼21) <20, 30>
▲ Chuncheon: [Many clouds, cloudy] (9∼22) <20, 30>
▲ Gangneung: [Lots of clouds, cloudy] (13∼21) <20, 30>
▲ Cheongju: [Lots of clouds, cloudy and rainy at times] (12~21) <20, 60>
▲ Daejeon: [A lot of clouds, cloudy and rainy at times] (11~21) <20, 60>
▲ Sejong: [Lots of clouds, cloudy and rainy at times] (11-20) <20, 60>
▲ Jeonju: [Lots of clouds, cloudy and sometimes rain] (12~23) <20, 60>
▲ Gwangju: [Cloudy and rainy at times, cloudy and rainy at times] (14~21) <60, 70>
▲ Daegu: [Lots of clouds, cloudy and rainy at times] (14~22) <20, 60>
▲ Busan: [Cloudy and sometimes rain, cloudy and rain] (17~21) <60, 70>
▲ Ulsan: [Cloudy and rainy at times, cloudy and rainy at times] (16~21) <60, 70>
▲ Changwon: [Cloudy and sometimes rain, cloudy and rain] (15~21) <60, 70>
▲ Jeju: [Cloudy and rain, cloudy and rain] (17~23) <70, 70>
※ This article was produced using artificial intelligence (AI) technology. Based on the draft written by artificial intelligence and data from the Korea Meteorological Administration, the investigative reporter completed the final article and went through desking.
The Korea Meteorological Administration's weather forecast, which is the original data for the article, can also be found on the website (https://www.weather.go.kr).

On Monday the 19th, Busan, Ulsan, and Gyeongnam regions will see cloudy weather, and clouds will increase from the afternoon. Occasional rain will fall in the inland areas of Ulsan and Gyeongnam until the morning and in Busan and the southern coast of Gyeongnam until noon, with the expected rainfall amount being 5 to 10 mm. The morning temperature was 21.9 degrees in Busan and 21.4 degrees in Ulsan, and the highest daytime temperature was forecast to be 23 to 25 degrees. Fine dust will be at a 'good' level, and a storm warning will be in effect in the southern waters of the southern East Sea, where winds will be strong and waves will be high.

Up to 45 mm more rain is forecast to fall in the Gwangju area of Jeollanam-do until the 20th. Precipitation amounts of 66.5 mm in Naju and 65 mm in Shinan are being recorded, and the temperature is expected to gradually drop and the perceived temperature will drop due to strong winds. The Korea Meteorological Administration urges facility safety in case of risk of damage from falling objects.

Heavy rain and gale-force winds hit Seoul and surrounding areas on Sunday, causing urban flooding, traffic disruptions, and the cancellation of 40 flights at Incheon International Airport. Emergency services received hundreds of reports regarding safety hazards.

As of 10 p.m. on the 18th, the Korea Meteorological Administration lifted the strong wind advisory that had been issued for 18 places in Jeollanam-do, including Yeosu, and the wind advisory that was in effect for the West Sea and distant waters of Jeollanam-do.

On the 18th, heavy rain accompanied by strong winds fell in Seoul, and 129 cases of damage were reported. Fallen leaves blocked drains, causing road flooding, and Gangbuk-gu recorded a rainfall of 53.5 mm per hour. Recovery work is underway after the heavy rain advisory was lifted at 3:30 p.m.

On the 18th, sudden heavy rain and strong winds of around 50 mm per hour struck nationwide, causing damage such as flooding of roads, overturning of street trees, and falling off signboards. 40 flights at Incheon Airport were canceled, and rescue operations and facility safety measures continued throughout the country.