Record heatwave spreads across Korean peninsula, prompting emergency response; South Korea raises heat response level amid historic weather
Han Seong-sookPark Jin-wooKorea Meteorological AdministrationKorea Baseball OrganizationKorea Disease Control and Prevention Agency

Record heatwave spreads across Korean peninsula, prompting emergency response; South Korea raises heat response level amid historic weather

A record heatwave is sweeping across the Korean peninsula, with temperatures soaring to 42.5°C in Yangsan, prompting South Korea to raise its heat response level and issue its first-ever severe heatwave warning for Seoul. Emergency measures are in place as residents seek relief from the extreme conditions.

channelnewsasia.com channelnewsasia.com3 August 2026 · 09:27 UTC
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A record heatwave is gripping the Korean peninsula, with temperatures soaring to 42.5°C in Yangsan, marking the highest in 122 years of weather observations. The Korea Meteorological Administration (KMA) issued its first-ever severe heatwave warning for parts of Seoul and Gyeonggi Province.1234567

As the heatwave spreads, South Korea's government raised its heat response alert to the second-highest level, mobilizing resources to combat heat and drought risks. Prime Minister Han Seong-sook emphasized the need for local governments to protect vulnerable residents, leading to expanded cooling shelters and distribution of free water and sun umbrellas.910

Data from the Korea Disease Control and Prevention Agency reported 14 deaths and 1,889 heat-related illnesses since mid-May. Emergency measures are in place as electricity consumption is expected to reach record highs due to increased air-conditioning use.8

In North Korea, temperatures are also nearing 40°C, with state media reporting heat advisories across much of the country. Tens of thousands flocked to the Wonsan Kalma Coastal Tourist Zone in July, seeking relief from the oppressive heat.15

Local events, such as the summer water festival at Seoul's Cheonggyecheon stream, have been organized to help families cool down, as residents adapt to the new reality of extreme temperatures. “Forty degrees is not a number we used to see in Korea, but now it feels like we see it all the time,” said Park Jin-woo, a local father.1314

Key Insight
“The KMA recorded 42.5°C in Yangsan on Sunday, the highest temperature in 122 years of observations, after the southeastern city broke the national record on the two preceding days. Health data through Sunday showed 14 deaths and 1,889 heat-related illnesses since mid-May.”
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channelnewsasia.comchannelnewsasia.com
“SEOUL: A is gripping the Korean peninsula, sending temperatures soaring across South Korea and North Korea as authorities expand emergency measures and residents seek relief in cooling shelters, beaches and water parks.”
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