Tomorrow’s Weather: Inland Sees 34°C Highs; Fog Over West Sea, Jeju
Weather forecasts indicate that high pressure over the West Sea and South Sea will lead to warm and clear conditions across the country. The temperatures are expected to exceed 30°C, particularly in the inland areas.
Upcoming Weather Conditions
From September 17 to 18, temperatures will range from a minimum of 10°C to 20°C in the mornings, rising to a maximum of 24°C to 34°C during the day. On September 17, the morning low is forecasted to be between 12°C and 19°C, while the afternoon high will reach 26°C to 33°C. By the next day, the temperatures will slightly increase.
- September 17: Morning low: 12°C – 19°C; Afternoon high: 26°C – 33°C
- September 18: Morning low: 12°C – 20°C; Afternoon high: 24°C – 34°C
There will be significant temperature fluctuations, with daytime highs soaring while nights remain relatively cool. This contrast will create challenges in maintaining body temperature, especially for vulnerable populations such as infants, the elderly, and those with chronic illnesses.
Health Precautions During Heat
The expected heat and humidity levels are conducive to heat-related illnesses. Residents are advised to limit outdoor activities and ensure proper food safety measures to prevent foodborne illnesses. Compliance with hydration and rest is critical, particularly during peak heat hours.
Recommendations for Outdoor Activities
- Avoid prolonged exposure to high heat, especially in agriculture and construction.
- Employ adequate cooling measures, such as shade and hydration stations.
Farmers and laborers involved in outdoor work should stay hydrated and wear breathable clothing to lower the risk of heat stress. The cooling mechanisms in livestock facilities should also be upgraded to manage stress in animals.
Fog and Safety Alerts
Fog is expected along the West Sea and inland areas, especially on the morning of September 17. Visibility may drop to less than 200 meters in some regions, impacting transportation. Motorists should exercise caution, particularly in coastal areas and near bridges and valleys.
Marine Traffic Advisory
Visibility issues may also affect marine traffic in the West Sea and Jeju waters. Fishermen and small boat operators are encouraged to check weather and navigational information ahead of time to ensure safe operations.
Future Forecasts
As the high-pressure system transitions, cloudy conditions are anticipated from September 19 onwards, with increasing chances of rain by September 20. Temperature adjustments will follow the rain, prompting a need for suitable clothing changes.
- September 19: Morning low: 14°C – 20°C; Afternoon high: 24°C – 31°C
- September 20: Morning low: 15°C – 19°C; Afternoon high: 20°C – 27°C
Overall, with high daytime temperatures, significant temperature differences, fog, and anticipated rainfall, all residents are urged to stay informed about weather changes and prioritize safety during outdoor activities.



