Tropical disturbance or intensified typhoon Hainan will have strong rain

China News Network, Haikou, October 17 (Wang Xiaobin, Lin Junru, Li Fan) Hainan Meteorological Station predicted on October 17 that there will be a strong storm weather process in Hainan Province from October 17 to 19, due to the combined impact of the developing tropical disturbance and the easterly jet. The tropical disturbance will strengthen into a tropical depression in the next 24 hours, and may continue to strengthen into a typhoon (tropical storm level) in the next 48 hours. The meteorological department reminds that vessels operating offshore in Hainan Island should quickly return to the harbor for shelter.

Schematic diagram of possible location and moving direction of tropical depression in the South China Sea. Cartography of Hainan Meteorological Bureau

Due to the combined influence of tropical disturbance and easterly jet, from 8:00 on October 16 to 8:00 on October 17, heavy rain and local heavy rain occurred in the coastal area in the southeast of Hainan Island. The rainfall of 19 towns in Wanning and Lingshui exceeds 50 mm, and that of 9 towns exceeds 100 mm. The maximum rainfall is 153.9 mm in Liji Town, Wanning. In addition, there are 6-8 level gusts on the coastal land around Hainan Island, and the largest gust occurs in Haikou urban area at level 9 (21.6 m/s).

According to the monitoring of the meteorological department, at present, there is a tropical disturbance developing on the western sea surface of the South China Sea. It is expected that the tropical disturbance will move to the west by north and gradually tend to the offshore area in the southwest of Hainan Island and the sea surface of Beibu Gulf. It is likely to strengthen into a tropical depression within 24 hours, and it may continue to strengthen into a typhoon (tropical storm level) in the next 48 hours.

Rainfall forecast chart of Hainan Island from October 17 to 20. Cartography of Hainan Meteorological Bureau

Hainan Meteorological Station predicts that there will be a strong storm weather process in Hainan Province from October 17 to 19. Land: From July 17 to 19, there were heavy rain to heavy rain in the eastern half of Hainan Island, local heavy rain, and heavy rain to heavy rain in the western half.

Marine: Qiongzhou Strait wind force of 6~7, gust of 8~9 on the 17th, wind force of 6~7, gust of 8 on the 18th~19th; From 17th to 19th, the sea surface wind force in Beibu Gulf, the west, east and south of Hainan Island is 6-7, and the gust is 8; The sea surface wind force near the Xisha Islands is 5-6, and the gust is 7; The sea surface wind near Zhongsha and Nansha Islands is force 5, and the gust during thunderstorm is force 7-8.

Hainan Meteorological Department reminded that vessels operating offshore Hainan Island should quickly return to the harbor for shelter, and vessels in the harbor should strengthen anchor fixing measures. Relevant departments need to take precautions against secondary disasters such as urban and rural waterlogging, farmland waterlogging, mountain torrents, small and medium-sized river floods, geological disasters, and strengthen the safety management of mountain and water related tourist attractions and reservoirs; Continue to pay attention to the latest forecast of Hainan Meteorological Department and take various preventive measures. (End)

key word: gust Tropical disturbance meteorological department October Tropical depression