Wednesday, May 16, 2012

Central Meteorological Observatory releases orange snow storm alarm

Central Meteorological Observatory releases orange snow storm alarm
(reporter Liu Yi) Received the common influence of the air of changes in temperature, on the 10th - the 11th of November, south and the north of west, Shaanxi and Henan of North China successively presented the rainfall, rain and snow mixed and snowfall from north to south, among them the snow storm appears in the south in south and Shanxi of Hebei, the snow depth generally exceeds 10 centimetres. By 17 on the 11th, the snow depth from Shijiazhuang to Yangquan area of Shanxi in Hebei has already been up to 30- 50 centimetres.
The most broad sleet weather is still going on since winter has set in this time. Central Meteorological Observatory releases the orange alarm of snow storm at 11 days 18 o'clock: It is estimated from will it be night 11 to will it be daytime 12 day, the intersection of Shaanxi and the southeast, south in the Shanxi, south, the intersection of Henan and the greater part, the intersection of Hubei and northwestern part, west of Shandong have the heavy snow with places such as the north,etc. in the Hebei, among them, there is snow storm in some areas of places such as north, the north of Shandong,etc. in the south, south of Hebei, Henan in Shanxi, the precipitation is generally 8- 16 millimetres, the office can be up to more than 20 millimetres. In addition, there is sleet in some areas of the southeast of Henan.
China Meteorological Administration distribute cloth meteorological calamity to meet an urgent need will it be over 16 o'clock 11 day pre- the intersection of case and magnitudes of emergency respond to order, require all related departments of China Meteorological Administration, relevant local weather bureau to enter and meet an urgent need to respond to the state immediately.
Zheng Guoguang, chief of China Meteorological Administration, points out, this course of snow storm has already brought more serious influence to production, life of relevant trades such as traffic, agriculture, forestry,etc. and people. He requires the relevant meteorological department to pay close attention to the weather situation is changed, does this snow storm well and predicts services.
Snowfall classification standard: Regard 24-hour precipitation as and divide the standard, among them, it is heavy snow that the precipitation reaches 5.0-9.9 millimetres, the precipitation is up to or over 10 millimetres are snow storm. When the snowfall has not been melted after falling, generally speaking, are 8- 10 millimetres in a millimetre of snow that precipitation can be formed of northern area deeply, 6- 8 millimetres in the snow of southern area deeply.
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