Key Facts
• As of 9:00 AM on July 6, Typhoon No. 4 is moving north-northeast in the South China Sea.
• Central pressure: 980 hPa; maximum wind speed: 30 m/s; maximum gust: 40 m/s.
• Strong winds (15 m/s or more) extend 330 km east and 220 km west of the center.
• Typhoon is expected to intensify and approach the Yaeyama region on July 7.
• Predicted wave heights for July 6: 2.5 m in Miyakojima, 3 m in Yaeyama, with swells.
• Forecasted wind speed in Yaeyama on July 6: southeast winds at 17 m/s (gusts up to 30 m/s).
• Predicted hourly rainfall on July 6: 30 mm in Miyakojima, 40 mm in Yaeyama.
• Expected 24-hour rainfall (July 6, 6:00 AM to July 7, 6:00 AM): 50 mm in Miyakojima, 80 mm in Yaeyama.
• Heavy rain warnings issued for Sakishima Islands, with risks of landslides, flooding, and river surges.
• Okinawa Meteorological Observatory urges caution against lightning, tornadoes, and strong gusts.
Summary
Typhoon No. 4, currently moving north-northeast in the South China Sea, is expected to intensify and approach Japan’s Yaeyama region on July 7. As of July 6, the typhoon has a central pressure of 980 hPa, with maximum wind speeds of 30 m/s and gusts reaching 40 m/s. Strong winds extend up to 330 km east and 220 km west of the center. The Okinawa Meteorological Observatory has issued warnings for heavy rain, with predicted rainfall of up to 80 mm in Yaeyama and 50 mm in Miyakojima over 24 hours. Wave heights are expected to reach 3 meters in Yaeyama and 2.5 meters in Miyakojima. Residents are advised to prepare for potential landslides, flooding, river surges, lightning, and tornadoes as the typhoon approaches.
