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As summer heat waves and heavy rains subside, many might expect the cool breezes of autumn to settle in. As summer heat waves and heavy rains subside, many might expect the cool breezes of autumn to settle in. However, despite some cooler temperatures in recent days, warmer and more humid conditions are expected to return starting from September 25th. This blog explores the reasons behind the fluctuating weather and why, meteorologically speaking, summer isn’t over just yet. After torrential rains hit southern Korea on September 21st, cool air from the north brought a temporary respite in the form of cooler temperatures. According to the Korea Meteorological Administration (KMA), this sudden change is due to cold, dry air replacing the warm, humid air that had been dominant. The cold air, driven by a low-pressure system, is responsible for the cooler temperatures, but this relief will be short-lived. From September 25th onward, hot and humid conditions are expected to return periodical...

For the first time since 2018, temperatures in South Korea have soared to 40°C For the first time since 2018, temperatures in South Korea have soared to 40°C, with the nation experiencing a record-breaking heatwave due to the presence of a "double high-pressure system." Heat advisories have been issued nationwide, and the intense heat is expected to continue at least until mid-August. This blog post explores the causes and future outlook of the current heatwave. 'Double High-Pressure System' Over South Korea Currently, South Korea is blanketed by a "double high-pressure system" formed by the Tibetan High and the North Pacific High. The Tibetan High dominates the upper atmosphere, while the North Pacific High influences the mid to lower atmosphere. This combination leads to a phenomenon known as adiabatic warming, causing temperatures to rise rapidly. Recently, temperatures reached 39°C in Yangsan and 40°C in Yeoju, marking the first occurrence of 40°C since ...