How many levels of warning were issued when typhoon "Mountain God" entered the South China Sea?

This year's No.9 typhoon "Mountain God" (tropical storm level), at 08: 00 on July 17, was centered at 19.4 degrees north latitude and18.4 degrees east longitude, which was about 800 kilometers east of Wenchang City, Hainan Province. The maximum wind force near the center is 8, and the wind speed reaches 65438+.

The meteorological department predicts that the typhoon will move westward at a speed of about 45 kilometers per hour, and its intensity will be strengthened. It will land in the coastal area from Lingshui, Hainan to Leizhou, Guangdong at midnight on 17 and in the morning on 18. In response, Hainan Provincial Meteorological Observatory issued a three-level typhoon warning on June 7 1 1.

Affected by its typhoon "Mountain God", from the afternoon of 17 to the night of 19, it was cloudy with thunderstorms in the Beibu Gulf, the eastern part of the island, and the Changjiang River to Lingshui, with easterly winds of 5-6 and gusts of 7-8 during the thunderstorm. From the night of 17, it gradually increased to 7-8, and the gust was 9.

The sea surface from Sanya to Ledong in Hainan Island is cloudy with thunderstorms, with an easterly wind of 5 and a gust of 7-8 during the thunderstorm. 18 gradually increased to level 7 from the early morning, with gusts of 8-9. Typhoon No.2 ball suspended in coastal ports in the above areas remains unchanged.

17 From afternoon to night, moderate rain turned to heavy rain in the northern, central and eastern parts of Hainan Island, with local heavy rain; From moderate rain to heavy rain, local heavy rain; In the south, thunderstorms turned into heavy rains. There are thunderstorms on cloudy days in Yongxing Island in Xisha, Huangyan Island in Zhongsha and Yongshu Reef in Nansha.