South Korea is bracing for significant rainfall on Saturday, July 4th, with the southern regions of Jeju Island and South Jeolla province expected to experience the heaviest downpours. The Korea Meteorological Administration (KMA) has forecast widespread cloud cover across the nation, but the most intense weather will be concentrated in the south. Residents in these areas should prepare for thunderstorms and potentially heavy rain throughout the day.
Detailed Weather Forecast for Saturday
The KMA’s advisory indicates that the Chungcheong region and southern coastal areas will see rain persisting into the evening. Meanwhile, parts of the central inland regions, including Incheon, northern Gyeonggi province, and northern Chungcheong province, may experience passing showers.
Intense Rainfall and Thunderstorms in Southern Regions
Jeju Island and the southern parts of South Jeolla province are particularly vulnerable to severe weather. The forecast predicts hourly rainfall rates of 20 to 30 millimeters, accompanied by lightning and thunder. These conditions are expected to persist through the morning.
Projected Rainfall Amounts
The anticipated rainfall totals vary across different regions:
- Chungcheong Province: 5 to 10 millimeters
- Jeolla Province: 5 to 40 millimeters
- Gyeongsang Province: 5 to 40 millimeters
- Jeju Island: 30 to 80 millimeters
Showers in other areas are expected to be less intense:
- Incheon, Northern Gyeonggi, and Northern Chungcheong: 5 to 20 millimeters
- Daegu and Southern Gyeongbuk Inland: 5 to 20 millimeters
Temperature Outlook
Temperatures on Saturday are expected to be close to or slightly above the seasonal average. Morning low temperatures are projected to range from 19 to 23 degrees Celsius, while daytime highs will reach between 25 and 32 degrees Celsius.
Morning Low Temperatures by Major City:
- Seoul: 23°C
- Incheon: 22°C
- Suwon: 22°C
- Chuncheon: 20°C
- Gangneung: 22°C
- Cheongju: 22°C
- Daejeon: 21°C
- Jeonju: 22°C
- Gwangju: 22°C
- Daegu: 21°C
- Busan: 21°C
- Jeju: 23°C
Afternoon High Temperatures by Major City:
- Seoul: 31°C
- Incheon: 30°C
- Suwon: 31°C
- Chuncheon: 31°C
- Gangneung: 30°C
- Cheongju: 32°C
- Daejeon: 31°C
- Jeonju: 30°C
- Gwangju: 29°C
- Daegu: 30°C
- Busan: 27°C
- Jeju: 28°C
Air Quality and Marine Conditions
Air quality across the country is expected to be good to moderate on Saturday, with no significant concerns anticipated regarding fine dust levels.
Sea Conditions
Waves along the coast are forecast to be moderate. In the East Sea and South Sea, wave heights are expected to range from 0.5 to 1.5 meters. Along the West Sea coast, wave heights will be between 0.5 and 1.0 meters.
For offshore waters (approximately 200 kilometers from the coastline), wave heights are predicted to be between 0.5 and 1.5 meters in the East Sea, West Sea, and South Sea.
Conclusion
Residents in the southern regions, particularly Jeju Island and South Jeolla, should remain aware of the potential for heavy rain and thunderstorms on Saturday. While temperatures will be seasonably warm, the focus remains on the significant precipitation expected in these areas. Other parts of the country will experience more scattered showers and generally favorable air quality.
