Typhoon warning signals are divided into four levels, which are represented respectively?

Typhoon warning signal is divided into four levels according to approaching time and intensity, which are represented by blue, yellow, orange and red respectively.

The blue warning signal of typhoon indicates that it may be or has been affected by tropical cyclones within 24 hours, and the average wind force along the coast or land is above 6, or the gust is above 8 and may continue.

The yellow warning signal of typhoon indicates that it may or has been affected by tropical cyclones within 24 hours, and the average wind force along the coast or land is above 8, or the gust is above 10 and may continue.

The orange warning signal of typhoon indicates that it may be or has been affected by tropical cyclones within 12 hours, and the average coastal or land wind force is above 10, or the gust is above 12 and may continue.

Typhoon red warning signal indicates that it may or may have been affected by tropical cyclones within 6 hours, with the average wind force along the coast or land reaching more than 12, or the gust reaching more than 14, and it may continue.

Extended data:

Coping method

(a) to prevent and overcome paralysis and luck. All localities must attach great importance to it, make ideological preparations for flood control and drought relief, and take effective measures to effectively put all typhoon prevention measures in place.

(2) Strengthen the operation management of water conservancy projects and rationally allocate water resources. Water conservancy departments at all levels should strengthen water conservancy projects and water resources management, and strictly implement the reservoir operation and dispatching system. According to the situation that the storage capacity of the reservoir is relatively small, all localities should store as much water as possible under the premise of ensuring the safety of the reservoir in flood season, so as to reserve water resources for the next stage of drought relief work.

(3) Attach great importance to geological disasters such as flash floods and mudslides caused by typhoons and rainstorms. Do a good job in preventing geological disasters such as flash floods and landslides caused by heavy rains.

In accordance with the requirements of the four-level plan for disaster prevention and mitigation, all localities have implemented various measures, paid attention to preventing waterlogging and street water accumulation caused by typhoons and rainstorms, and made preparations for mass transfer in low-lying areas to prevent casualties caused by secondary disasters caused by typhoons and rainstorms.

(four) to strengthen the duty, pay close attention to the trend of "Pabu", upload and publish relevant information in a timely manner. Strengthen communication with meteorological, hydrological and other departments, and timely transmit typhoon warning information to towns and communities through TV, radio and SMS.

(5) Implementing responsibilities and highlighting key points. Further implement the chief executive responsibility system for flood control and wind prevention, and strengthen the accountability system; Strengthen the prevention of key areas, key industries, key parts and key personnel.

(six) do a good job in the shelter of ships at sea. The relevant departments should promptly notify the departing ships and offshore operators to prepare for shelter from the wind and ensure that 100% is transferred to a safe area.

Baidu Encyclopedia-Typhoon Warning Signal