Scattered showers will fall across central inland areas on Monday, the 12th, while daytime highs will climb to as high as 29 degrees Celsius in a late burst of autumn heat.
Showers are forecast from the afternoon through the evening in central inland regions, eastern North Jeolla Province and the central and northern inland areas of North Gyeongsang Province, according to the Korea Meteorological Administration. Jeju Special Self-Governing Province will be mostly cloudy with rain, though the precipitation will let up in many areas.
Expected rainfall from the showers is 5 to 10 millimeters in each of the following areas: Seoul, Incheon and Gyeonggi Province; inland and mountainous areas of Gangwon Province; Daejeon, Sejong, inland South Chungcheong Province and North Chungcheong Province; eastern North Jeolla Province; and the central and northern inland areas and northeastern mountains of North Gyeongsang Province. Jeju is expected to receive a cumulative 5 to 60 millimeters from the previous day through the 13th.
Rain that began the previous day will continue in Jeju and the southwestern part of South Jeolla Province. The rain will spread across the wider Jeonnam area from the afternoon. Heavy rain of 10 to 20 millimeters per hour is expected in some parts of Jeju between the early morning hours and dawn.
Drivers should take care in areas with rain or showers, where visibility may be reduced and roads slippery. The air will be dry across central inland areas, requiring caution against wildfires and other fires. Gusty winds accompanied by thunder and lightning are expected in some waters off the south coast and around Jeju, calling for caution against maritime accidents.
Morning lows were forecast at 13 to 20 degrees Celsius, with daytime highs of 22 to 29 degrees. Morning lows in major cities were put at 17 degrees in Seoul, 18 in Incheon, 18 in Suwon, 14 in Chuncheon, 16 in Gangneung, 17 in Cheongju, 16 in Daejeon, 17 in Jeonju, 17 in Gwangju, 17 in Daegu, 20 in Busan, 18 in Ulsan and 22 in Jeju.
Daytime highs are expected to reach 26 degrees in Seoul, 26 in Incheon, 26 in Suwon, 25 in Chuncheon, 23 in Gangneung, 27 in Cheongju, 27 in Daejeon, 27 in Jeonju, 28 in Gwangju, 26 in Daegu, 26 in Busan, 26 in Ulsan and 27 in Jeju.
Fine dust levels will range from "good" to "moderate" nationwide.