Hainan Thunderstorm & Strong Wind Warning – Weather Forecast
- Typhoon Koinu (โคอินุ), designated as a severe tropical storm by the Japan Meteorological Agency (JMA) and a super typhoon by the Joint Typhoon Warning Center (JTWC), is currently...
- Typhoon Koinu originated from a tropical disturbance east of the Philippines on October 5, 2023, as reported by the Hong Kong Observatory Hong Kong observatory Report.
- 10, on October 8, 2023, onyl the 16th time this signal has been raised as records began in 1937 RTHK News.
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Typhoon Koinu: impacts, Forecast, and Preparedness
Overview
Typhoon Koinu (โคอินุ), designated as a severe tropical storm by the Japan Meteorological Agency (JMA) and a super typhoon by the Joint Typhoon Warning Center (JTWC), is currently impacting Southern China and surrounding regions. As of October 8, 2023, Koinu is bringing torrential rainfall, strong winds, and significant disruption to Hong Kong, Macau, and the Guangdong province of China. The storm is notable for its prolonged intensity and slow movement, exacerbating the impacts on coastal areas.
Formation and Intensity
Typhoon Koinu originated from a tropical disturbance east of the Philippines on October 5, 2023, as reported by the Hong Kong Observatory Hong Kong observatory Report. It rapidly intensified into a tropical storm and subsequently a typhoon, benefiting from favorable atmospheric conditions including warm sea surface temperatures and low vertical wind shear. The JTWC classified Koinu as a super typhoon on october 7, 2023, indicating sustained winds of at least 150 mph Joint Typhoon Warning Center Report. The JMA reported maximum sustained winds of 185 km/h (115 mph) and gusts up to 250 km/h (155 mph) on October 8, 2023 japan Meteorological Agency Typhoon data.
impacts on Hong Kong and Macau
Hong Kong issued the highest typhoon signal, Signal No. 10, on October 8, 2023, onyl the 16th time this signal has been raised as records began in 1937 RTHK News. This prompted the closure of schools,businesses,and transportation networks. hundreds of flights were cancelled or delayed at hong Kong International Airport. Macau also raised its highest typhoon signal and implemented similar closures. Reports indicate widespread flooding in low-lying areas, fallen trees, and power outages in both cities.
The Hong Kong Observatory recorded sustained winds of 144 km/h (89 mph) and gusts of 220 km/h (137 mph) at Waglan Island Hong Kong Observatory Real-time Bulletin. These are among the highest wind speeds ever recorded in Hong Kong. Macau’s Civil Protection and Crisis Management committee reported over 20,000 residents were evacuated to shelters Global Times.
Impacts on Guangdong Province, China
Guangdong province in mainland China has also experienced significant impacts from Typhoon Koinu. The Hainan Meteorological Observatory issued a yellow warning for thunderstorms and strong winds at sea on October 8, 2023