海南省气象局发布海上大风蓝色预警
Issue date: 2025-11-20T09:27+08:00
海南省气象局2025年11月20日09时30分继续发布海上大风四级预警：受冷空气影响，北部湾海面，本岛西部海面，20日白天到21日白天，风力5-6级，阵风7-8级。本岛东部和南部海面，西沙和中沙群岛附近海面，20日白天到21日白天，风力6-7级，阵风8-9级。琼州海峡，20日10时到21日20时，风力5-6级，阵风7-8级。请出行船舶注意防范。
Description
When it is forecasted that wind force is 7-8 (or gust 9-10) may appear in the sea area in the next 48 hours, or it has appeared and will continue.
Sansha Meteorological Observatory issues yellow warning for thunderstorms and strong winds
Issue date: 2025-11-20T08:45+08:00
The Nansha Meteorological Observatory will continue to issue a yellow warning signal for thunderstorms and strong winds at 8:45 am on November 20, 2025: Due to the influence of convective cloud clusters, there may be thunderstorms and strong winds in Yongshu Reef, Meiji Reef, Zhubi Reef, Chigua Reef, Dongmen Reef, Nanxun Reef and their nearby sea areas from 8:45 am on the 20th to 9:00 am on the 21st, with wind speeds reaching 7-9 levels and accompanied by strong lightning. It is recommended that relevant units and personnel take preventive measures.
Description
It may be affected by thunderstorms and gales within 6 hours, the average wind force can reach 8 or more, or gusts of 9 or more accompanied by strong lightning; or it has been affected by thunderstorms and gales, the average wind has reached 8-9, or gusts of 9-10 accompanied by strong lightning, and may continue.
Guidelines
1. Keep valuable electrical equipment that is vulnerable to lightning strikes properly, and put them in a safe place after power failure;
2. Residents in dangerous areas and dangerous houses, as well as ships, should take shelter from the wind. Never take shelter from rain under trees, electric poles, or tower cranes, and turn off mobile phones when lightning occurs;
3. Cut off neon signs and dangerous outdoor power supplies;
4. Stop outdoor group activities and evacuate people immediately;
5. Outdoor workers at high altitudes, waters, etc. stop working, and personnel from dangerous areas are evacuated;
6. Be prepared for wind and lightning protection;
7. Pay attention to the latest news of thunderstorms and gales reported by the relevant media and relevant windbreak notices, and students stay in a safe place;
8. Secure doors and windows, enclosures, scaffolds, temporary structures and other structures that are easily blown by the wind. Personnel should leave the temporary structures as soon as possible, and properly arrange outdoor objects that are easily affected by thunderstorms and gales.
三沙市气象台发布大风黄色预警
Issue date: 2025-11-19T16:45+08:00
三沙市气象台2025年11月19日16时45分继续发布中沙群岛大风黄色预警信号：受冷空气影响，中沙群岛及附近海域，风力达8级，阵风9-10级。请有关单位和人员做好防范工作。
Description
It may be affected by strong winds within 12 hours, the average wind force can reach 8 or above, or gusts above 9; or it has been affected by strong winds, the average wind is 8-9, or gusts 9-10 and may continue.
Guidelines
1. The government and relevant departments should do a good job of preventing gale in accordance with their duties;
2. Stop outdoor activities such as outdoor activities and high-altitude dangerous operations. People in dangerous areas and residents of dangerous houses should try their best to turn to shelters for shelter;
3. Water operations in relevant waters and passing ships take active countermeasures to reinforce port facilities to prevent ships from anchoring, grounding and collision;
4. Cut off outdoor dangerous power sources, properly arrange outdoor objects that are easily affected by strong winds, and cover building materials;
5. Airports, expressways and other units should take measures to ensure traffic safety, and relevant departments and units should pay attention to fire prevention in forests and grasslands.
