South Korea’s meteorological agency issued a heavy rain warning for mountainous areas of Jeju Island at 2:00 AM KST on July 20th. This alert signifies the potential for significant rainfall and associated hazards in higher elevations. A heavy rain watch was also issued for the central mountainous regions of Jeju City. Authorities are preparing for possible disruptions and urging residents in affected areas to take necessary precautions. The warnings indicate a heightened risk of landslides, flooding, and other weather-related emergencies. Further updates and advisories are expected as the weather system develops. Residents are advised to stay informed through official channels.