An early winter chill will settle over South Korea on Thursday, Oct. 22, with morning temperatures falling about 10 degrees Celsius from the previous day.
Morning lows were forecast at 0 to 10 degrees Celsius, with daytime highs of 14 to 19 degrees.
Expected morning lows in major cities were 5 degrees in Seoul, 3 degrees in Incheon, 1 degree in Chuncheon, 6 degrees in Gangneung, 3 degrees in Daejeon, 5 degrees in Daegu, 5 degrees in Jeonju, 8 degrees in Gwangju, 10 degrees in Busan and 14 degrees in Jeju.
Daytime highs were projected at 16 degrees in Seoul, 15 degrees in Incheon, 16 degrees in Chuncheon, 16 degrees in Gangneung, 17 degrees in Daejeon, 17 degrees in Daegu, 17 degrees in Jeonju, 17 degrees in Gwangju, 19 degrees in Busan and 19 degrees in Jeju.
Temperatures will drop below freezing in parts of northeastern Gyeonggi Province and in inland and mountainous areas of Gangwon State. Ice may form in North Chungcheong Province and the northeastern part of Jeonbuk State as temperatures fall. Inland areas will see day-to-night temperature swings of about 15 degrees.
Skies will be mostly clear nationwide, and fine dust levels will be "good" across all regions as atmospheric conditions allow pollutants to disperse.
Waves will reach 0.5 to 3.0 meters in coastal waters of the East Sea and West Sea and 0.5 to 1.5 meters off the South Sea. In nearer offshore waters, defined as areas within about 200 kilometers of the coastline, waves are expected to reach 1.0 to 3.5 meters in the East Sea and South Sea and 0.5 to 3.5 meters in the West Sea.