[Weather] Heat Wave Returns... Daytime Highs Reach 36 Degrees Celsius
by Lim Chunhan
Published 20 Aug.2025 07:27(KST)
Updated 20 Aug.2025 07:29(KST)
Showers Expected Across the Country
Heat Wave Advisories Remain in Effect
Air Quality Stays 'Good' Nationwide
On Wednesday, August 20, heat wave advisories have been issued for most regions nationwide, and showers are expected.
A worker is taking a break drinking water after moving fabric near Dongdaemun Comprehensive Market in Seoul. Photo by Yonhap News
원본보기 아이콘According to the Korea Meteorological Administration, the expected rainfall is 5 to 30 mm for the Seoul metropolitan area, inland and mountainous areas of Gangwon, Daejeon, Sejong, Chungnam, and Chungbuk; 5 to 40 mm for Gwangju, Jeonnam, inland Jeonbuk, western Gyeongnam, and Jeju; and 5 to 20 mm for southwestern inland Gyeongbuk.
The highest daytime temperatures are forecast to range from 30 to 36 degrees Celsius. As of 5 a.m., temperatures in major regions were Seoul 27.2°C, Incheon 26.9°C, Suwon 25.6°C, Chuncheon 23.7°C, Gangneung 29.6°C, Cheongju 26.7°C, Daejeon 25.8°C, Jeonju 25.3°C, Gwangju 25.4°C, Jeju 27.5°C, Daegu 27.0°C, Busan 26.4°C, Ulsan 25.6°C, and Changwon 24.9°C.
Fine dust concentrations are expected to remain at 'good' levels across all regions due to smooth atmospheric dispersion.
Wave heights at sea will be 0.5 to 1.0 meters in the coastal waters of the East Sea, West Sea, and South Sea. In offshore areas (within about 200 kilometers from the coastline), wave heights will be 0.5 to 2.0 meters in the East Sea and South Sea, and 0.5 to 1.5 meters in the West Sea.
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