On the 29th, the whole country will be mostly cloudy, while the east coast will be mostly clear.
As of 5 a.m. on this day, the temperature stands at -2.6 degrees in Seoul, -1.8 degrees in Incheon, -2.0 degrees in Suwon, -10.9 degrees in Chuncheon, -1.0 degrees in Gangneung, -1.8 degrees in Cheongju, -1.6 degrees in Daejeon, 0.5 degrees in Jeonju, 0.0 degrees in Gwangju, 6.5 degrees in Jeju, -0.8 degrees in Daegu, -0.1 degrees in Busan, 1.0 degrees in Ulsan, and -2.1 degrees in Changwon. The daytime high is expected to be between 2 and 10 degrees.
In eastern Gyeonggi and inland and mountainous areas in Gangwon, where a cold wave advisory is in effect, morning temperatures will drop below -10 degrees. Other central regions and some inland areas in the south will be around -5 degrees, making it cold. The relatively strong winds may make it feel even colder.
Until the morning, less than 1 mm of rain or less than 1 cm of snow is expected on the southwestern coast of southern Chungcheong and the northwestern coast of northern Jeolla. In the southern inland of Chungcheong, other parts of northern Jeolla, northern Jeonnam, northwestern inland of Gyeongnam, and mountainous areas of Jeju Island, there might be light snow of less than 0.1 cm.
The fine dust concentration is expected to be at 'good' to 'moderate' levels nationwide as the atmosphere facilitates diffusion. A dry weather advisory is in effect for Yeongdong in Gangwon, the east coast of Gyeongbuk, northeastern mountainous areas of Gyeongbuk, and some parts of Gyeongnam, where the air is extremely dry.
Until the afternoon, strong winds with instantaneous speeds of up to 55 km/h (and over 70 km/h in the mountains) are expected in Yeongdong, Gangwon, the northeastern mountainous areas of Gyeongbuk, and the east coast of Gyeongbuk.
In the open sea off the east coast, the outer sea off the southeast coast, the southern sea off Jeju Island, and the western sea off Jeju Island, winds will blow strongly at 30 to 65 km/h, and the waves will be very high. The sea waves will range from 0.5 to 2.5 meters on the east coast, 0.5 to 2.0 meters on the west coast, and 0.5 to 1.5 meters on the south coast. In the distant sea within approximately 200 km of the coastline, wave heights are expected to be 1.0 to 3.0 meters in the East Sea and 0.5 to 2.5 meters in the West and South Seas.