New Hainan Client, Nanhai Net News on December 18 (Reporter Yao Hao) The reporter learned from the Hainan Provincial Meteorological Department that this year’s No. 17 Typhoon "Jelahua" has weakened into a tropical depression. Its center will be at 14:00 on December 18 It is located at 7.3 degrees north latitude and 126.2 degrees east longitude, which is located in Manai Island, Davao Oriental, Philippines. The maximum wind force near the center is level 7 (16 meters/second). "Jelahua" is expected to move westward at a speed of 20-25 kilometers per hour, with little change in intensity, and enter the southern South China Sea from the afternoon to night of the 19th.
At 16:30 on December 18, the Hainan Provincial Meteorological Bureau continued to issue a level four warning for maritime winds: Qiongzhou Strait, Beibu Gulf, and the sea around the island, from 08:00 on the 19th to 20:00 on the 21st, wind force 6-7, gust 8 class. On the sea surface near the Xisha and Zhongsha Islands, from the night of the 18th to the night of the 19th, the wind force was level 6-7 and the gust was level 8; from the day of the 20th to the day of the 21st, the wind was level 7 and the gust was level 8-9. On the sea surface near the Nansha Islands, from the day of the 19th to the day of the 21st, the wind force was 7-8 and the gust was 9. During the rest of the period, the wind force in each sea area is 5-6, and the gust is 7.
data map. Photographed by Lin Li
On land
From the 18th to the 22nd, it was cloudy with light rain across the island, and the temperature continued to drop in various places. On the 22nd, the lowest temperature in the inland areas could drop to 10~13℃, and in other areas it was 13~16℃; the highest temperature The temperature in the southern region is 19-23℃, and the rest of the region is 16-19℃.
23rd to 24th, the whole island will be sunny to cloudy, with the lowest temperature ranging from 11 to 14°C in coastal areas, and 8 to 8°C in inland areas such as Lingao, Ding'an, Chengmai, Tunchang, Danzhou, Baisha, Qiongzhong, Wuzhishan and Ledong. 11℃, which can drop to 6-8℃ in the Qiongzhong and Wuzhishan mountainous areas; the highest temperature was 18-22℃ in the southern region on the 23rd, and 14-17℃ in the remaining areas, with some recovery on the 24th.
25, temperatures in various places continue to rise, with the lowest temperature in most areas rising to 10℃ and above.
In the ocean,
on the sea surface near Xisha and Zhongsha Islands, the wind force was level 6 to 7 and the gust was level 8 from the 18th to the 19th; from the 20th to the 24th, the wind was level 7 and the gust was level 8 to 9.
On the sea surface near the Nansha Islands, the wind force will be level 5 to 6 and the gust level will be level 7 on the 18th. From the 19th to the 21st, the wind force will increase to level 7 to 8 and the gust level will be level 9. From the 22nd to the 24th, the wind will weaken to level 5 to 6 and the gust will be level 9. Gust level 7-8.
On the sea surface of the Beibu Gulf and the western sea of Hainan Island, the wind force was level 5 to 6 and the gust level was level 7 on the 18th; from the 19th to the 24th, the wind force was level 6 to 7 and the gust level was level 8, with the gust reaching level 8 to 9 on the 23rd.
On the eastern and southern sea surface of Hainan Island, the wind force was level 5 to 6 and the gust was level 7 during the day from the 18th to the 19th; the wind force was level 6 to 7 and the gust was level 8 from the night of the 19th to the 24th, with the gust reaching level 8 from the 22nd to the 23rd. ~Level 9.
In the Qiongzhou Strait, the wind force was level 5 to 6 and the gust was level 7 on the 18th; from the 19th to the 24th, the wind was level 6 to 7 and the gust was level 8.
25, winds in various forecast sea areas will gradually weaken.
Hainan Provincial Meteorological Department reminds
(1) "Jelahua" will enter the South China Sea from the afternoon to night of the 19th and pass through the sea near the Nansha Islands from the 20th to the 21st. Fishing boats operating in the waters near the Nansha Islands are requested to take shelter from the nearest wind. Relevant departments need to strengthen wind safety management of maritime traffic and fishing vessels.
(2) This cooling process lasts for a long time and the body temperature is low. Please pay attention to the elderly, weak, young and other sensitive groups and those with chronic basic diseases to reduce the occurrence of cardiovascular and cerebrovascular diseases such as hypertension and respiratory diseases. risk.
(3) In winter, winter melons and vegetables can be protected from cold and warm by adopting covering cultivation, spraying foliar fertilizers, and fumigation to increase the temperature to reduce the adverse effects of cold air; rubber trees need to pay attention to the prevention and control of rubber surface rot and cutting canker, and appropriately reduce The number of times of rubber tapping or the tree should be rested according to the growth of the tree.
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