Forecast and Early Warning of Typhoon Candu

The highest typhoon signal hoisted in Hong Kong: No.3 strong wind signal 2010 On July 20, 2000 12, the Hong Kong Observatory issued the No.1 alert signal, which was the second time in five days. On that day, Hong Kong was affected by a ridge of high pressure, and the weather was extremely hot. In the afternoon, the temperature in the urban area rose to 33 degrees, and even exceeded 34 degrees in some parts of the New Territories. There are swells on the sea, and the wind gradually increases after nightfall. Candu takes the westbound route at night, passing 400 kilometers south of Hong Kong.

The highest typhoon signal hoisted in Macao: No.3 typhoon signal 20 10. On July 20 10: 30, the Geophysical and Meteorological Bureau hoisted the No.1 typhoon signal. On July 2 1 day, 16, the Geophysical and Meteorological Bureau changed the hoisting of typhoon signal No.3, which was the first typhoon signal No.3 in Macau in 20 10. In the afternoon, the Friendship Bridge and Xiwan Bridge began to blow strongly. At noon on July 22, due to the long distance between Candu and Macau, the wind in Macau generally weakened, and neither Friendship Bridge nor Xiwan Bridge recorded strong winds. The Meteorological Bureau cancelled the typhoon signal on July 22nd 17: 30, and no strong wind was recorded in Macau after noon that day.

The Central Meteorological Observatory issued a yellow typhoon warning at 9: 00 on July 2 1 day, and an orange typhoon warning on July 2 18. The severe tropical storm "Candu" intensified into a typhoon at 2 1 day 17, and its center was located in the northwest of the South China Sea (20.2 degrees north latitude, 1 1.8 degrees east longitude) about 5: 00 on July 22nd. On the same day, the Central Meteorological Observatory released a message that "Candu" had landed on the coast of Wuchuan City, Guangdong Province on July 22nd 13: 45. At the time of landing, the maximum wind force near the center was 12 (35 m/s), and the lowest pressure in the center was 970 hectopascals. Then continue to the west-northwest direction to Suixi City and Lianjiang City in Zhanjiang, and reach Bobai County in Yulin City, Guangxi at 20: 00, weakening into a strong tropical storm. The maximum wind force near the center is 1 1, reaching a wind speed of 30 meters per second, with a minimum air pressure of 980 hectopascals, and the radius of a class 6 gale is about 250 kilometers. Then Candu continued to move from northwest to west to Suixi and Lianjiang in Zhanjiang.

The National Disaster Reduction Committee and the Ministry of Civil Affairs launched the national disaster relief early warning response at 8: 00 on July 2 1 day, and issued notices to the civil affairs departments of Guangdong, Guangxi, Hainan, Guizhou and Hunan provinces, as well as the central disaster relief materials storage warehouses of Nanning and Changsha of the Ministry of Civil Affairs, so as to urgently deploy disaster relief work.

The highest tropical cyclone warning signal issued locally in Guangdong Province: Typhoon red warning signal Guangdong Meteorological Observatory issued the blue warning signal of typhoon in Guangdong Province on July 20th 16: 30. On the same day, Foshan, Zhanjiang, Jiangmen, Maoming and Zhongshan issued white warnings; Zhuhai issued a blue warning. On July 2 1, 1 1, the province's yellow warning changed; Jiangmen City and Zhongshan City issued blue warnings, and Zhanjiang City and Yangjiang City issued blue and yellow warnings on the same day; Typhoon orange warning signal was issued at 0/7: 30 on the same day.

At 6 o'clock on July 22, Zhanjiang, Maoming, Huazhou and Dianbai successively issued orange warnings. At 8: 30, the Provincial Meteorological Observatory issued typhoon red warning signal, Zhanjiang (8: 00) and Maoming (8: 30) issued red warning signal, Yangjiang issued orange warnings and Zhongshan issued yellow warnings.

Guangdong Meteorological Bureau started the typhoon level III emergency response at 8: 30 on July 20th, and upgraded it to level II emergency response at 8: 30 on July 2nd1day, and started the level I emergency response on July 2nd1day.

Guangxi Zhuang Autonomous Region issued the highest local tropical cyclone warning signal: typhoon orange warning signal Guangxi Meteorological Observatory issued the blue warning signal of typhoon in the whole province on July 20 17: 30; 2 1 day 10 issued a yellow warning, and Beihai issued a blue warning on the same day. On the same day 18, the orange warning signal of typhoon in the whole region was issued; On the 22nd, Wuzhou, Guigang and Nanning issued blue warnings; Yulin issued a yellow warning after the typhoon landed.

Hainan Province issued the highest tropical cyclone warning signal locally: typhoon orange warning signal Hainan Provincial Meteorological Observatory issued typhoon orange warning signal at 5: 00 on July 22, and Qinzhou and Beihai issued yellow warnings. At 6 o'clock on the 22nd, Haikou and Wenchang issued orange warnings, Chengmai, Lingao, Ding 'an and qionghai city issued yellow warnings, and Danzhou, Changjiang and Dongfang issued blue warnings. After the typhoon landed, the Provincial Meteorological Observatory changed the blue warning of typhoon in the whole province to 14, Haikou and Wenchang, Lingao and Chengmai.