Provisions of Sichuan Province on the Release and Dissemination of Warning Signals of Severe Weather

The rainstorm warning signal is divided into three levels, which are represented by yellow, orange and red respectively.

(1) Yellow rainstorm warning signal.

Meaning: The rainfall will reach or have reached more than 50 mm within 6 hours, and the rainfall (10 mm/hour) may continue. Among them, the rainfall in Ganzi Prefecture and Aba Prefecture is more than 25 mm.

Defense guide: always pay attention to weather changes, cover open-air materials and articles, and transfer materials in low-lying areas; Check the drainage and flood discharge systems of towns, farmland and dams to maintain the safe water level of ponds and reservoirs; Drivers should pay attention to road slip and landslide to ensure driving safety.

(2) rainstorm orange warning signal.

Meaning: within 3 hours, the rainfall will exceed or have reached more than 50 mm, and the rainfall may continue. Among them, the rainfall in Ganzi Prefecture and Aba Prefecture is more than 25 mm.

Defense guide: relevant departments and units in rainstorm areas should start emergency plans in time and take corresponding emergency measures; Strengthen the inspection of reservoir dams and eliminate dangerous situations in time; Timely transfer personnel and residents in geological disaster danger areas, evacuate underground workers and suspend outdoor operations; Traffic guidance or control of waterlogged roads. Other measures are the same as the yellow rainstorm warning signal.

(3) Heavy rain in red warning signal.

Meaning: The rainfall will reach 100 mm in 3 hours, and the rainfall may continue. Among them, the rainfall in Ganzi Prefecture and Aba Prefecture exceeds 50 mm.

Defense Guide: Relevant departments and units in rainstorm areas should timely organize emergency rescue and disaster relief. Outdoor personnel take temporary refuge in a safe place; Units in dangerous areas can be closed, and schools can also be closed. Other measures are the same as the orange rainstorm warning signal. Second, the high temperature warning signal

The high temperature warning signal is divided into two levels, which are represented by orange and red respectively.

(1) High temperature orange warning signal.

Meaning: The maximum temperature in Dazhou, Nanchong, Guang 'an, Bazhong, Yibin, Suining, Neijiang, Ziyang, Guangyuan, Zigong, Luzhou, Panzhihua and Liangshan will rise above 38℃ in the next 24 hours; In the next 24 hours, the highest temperature in the rest of the province will exceed 35℃.

Defense Guide: Try to avoid outdoor activities during high temperature in the afternoon; Guide the elderly, the weak, the sick and the disabled to prevent heatstroke and cool down; Workers working in high temperature environment take heatstroke prevention and cooling measures; Strengthen the supervision and maintenance of power dispatching and power supply and transformation facilities; Prevent fires caused by high temperature, pay attention to food hygiene, and strengthen the propaganda of heatstroke prevention and cooling knowledge.

(2) High temperature red warning signal.

Meaning: The maximum temperature in Dazhou, Nanchong, Guang 'an, Bazhong, Yibin, Suining, Neijiang, Ziyang, Guangyuan, Zigong, Luzhou, Panzhihua and Liangshan will rise above 40℃ in the next 24 hours; In the next 24 hours, the highest temperature in the rest of the province will exceed 37℃.

Defense guide: pay attention to the suspension of open-air operation during high temperature period; Primary and secondary schools can decide to suspend classes at high temperature; All walks of life take heatstroke prevention and cooling measures; Relevant departments should promptly launch emergency rescue plans and make good preparations for disaster disposal. Other measures are the same as the high temperature orange warning signal. Third, the cold wave warning signal

The cold wave warning signal is divided into three levels, which are represented by blue, yellow and orange respectively.

(1) Cold wave blue warning signal.

Meaning: In spring (March-April) and autumn (10-165438+1October), the daily average temperature will drop by more than 8℃ continuously or has dropped by more than 6℃ within 48 hours and may continue. In winter (65438+February-February), the daily average temperature will drop by more than 6℃ continuously or has dropped by more than 4℃ and may continue.

Defense guide: pay attention to adding clothes to keep warm; Properly dispose of animals and plants vulnerable to moderate and strong winds; Outdoor workers such as high altitude and water should pay attention to cold and wind.

(2) Cold wave yellow warning signal.

Meaning: In spring (March-April) and autumn (10-165438+1October), the daily average temperature will drop continuously 10℃ or has dropped by more than 8℃ and may continue. In winter (65438+February-February), the daily average temperature will drop by more than 8℃ continuously or has dropped by more than 6℃ and may continue.

Defense guide: the old, the weak, the sick and the disabled should strengthen cold and warmth; Do a good job in the cold protection of livestock, poultry, aquatic products and crops; Power and gas departments should strengthen energy dispatching; Outdoor workers in high altitude and water should take measures to prevent freezing and wind. Other measures are the same as the cold wave blue warning signal.

(3) Cold wave orange warning signal.

Meaning: In spring (March-April) and autumn (10-165438+1October), the daily average temperature will continue to drop or has dropped to above 12℃ within 48 hours and may continue. In winter (65438+February-February), the daily average temperature will drop continuously by 10℃ or has dropped by more than 8℃ and may continue.

Defense Guide: Relevant departments shall start emergency rescue plans in due course; Strengthen the prevention of freezing injury of livestock, poultry, aquatic products and crops. Other measures are the same as the yellow warning signal of cold wave. Fourth, the fog warning signal

The fog warning signal is divided into three levels, which are represented by yellow, orange and red respectively.

(1) foggy yellow warning signal.

Meaning: Fog with visibility less than 500 meters may appear within 12 hours, or fog with visibility less than 500 meters and greater than or equal to 200 meters has appeared and may continue.

Defense guide: the old, the weak, the sick and the disabled should minimize outdoor activities; Drivers should pay special attention to the change of dense fog and drive carefully; Pay attention to the traffic management of airports, expressways and ferry terminals.

(2) Fog orange warning signal.

Meaning: Fog with visibility less than 200 meters may appear within 6 hours or fog with visibility less than 200 meters and greater than or equal to 50 meters has appeared and may continue.

Defense Guide: Strengthen the dispatch and command of airports, expressways and ferry terminals; The speed of moving vehicles and ships must be strictly controlled; Strengthen traffic management to ensure traffic safety. Travelers prepare masks to protect against harmful substances in the fog. Other measures are the same as the foggy yellow warning signal.

(3) Fog red warning signal.

Meaning: Strong fog with visibility less than 50 meters may appear within 2 hours, or strong fog with visibility less than 50 meters has appeared and may continue.

Defense Guide: Airport, expressway and ferry management units shall take timely traffic safety control measures in accordance with industry regulations; Vehicles driving in dense fog should slow down or stop driving; Travelers wear masks to reduce the harmful substances inhaled in the fog. Other measures are the same as the foggy orange warning signal.