Winter Olympics coming | Winter Olympics weather protection how cattle?It is the first time to realize accurate weather forecast within 100 meters of mountain track

2022-05-15 0 By

Sun Jie, He Hui, Zhang Jiawei, Xin Zhendong, Beijing news reporter, Beijing press Center held a special press conference on Beijing city service guarantee on February 5, 2022.At the press conference, Ji Chongping, chief engineer of the Beijing Meteorological Bureau, said that the Beijing Winter Olympic Winter Games for the first time to achieve “100-meter level, minute level” operational weather forecast capability, forming a 100-meter grid covering the Winter Olympic competition area, 10-minute update of the winter Olympic weather forecast products, greatly improved the winter Olympic key meteorological factors forecast accuracy.Conference site Ji Chongping said that the Winter Olympics meteorological technology innovation to achieve two “first”.First, for the first time in China, the multi-dimensional comprehensive meteorological observation experiment under complicated terrain in winter was organized and carried out in mid-latitude mountainous areas.The three-dimensional and encrypted meteorological observation network of Yanqing and Zhangjiakou has been constructed, which provides fine weather “background” data for the research and development of meteorological forecast technology and practical services of the Winter Olympics, and also lays a foundation for deepening the research of mountain meteorology in China.Second, for the first time, it has realized the operational weather forecasting capability of “100-meter and minute-level”.Based on numerical prediction, machine learning and other technologies, a winter Olympics weather forecast product covering 100 meters grid and updated in 10 minutes has been formed, which greatly improves the forecast accuracy of key weather elements of the Winter Olympics and effectively supports the forecast service team to carry out fine weather services.For “hundreds of meters, minutes” of specific meaning, JiChongPing explains, “hundreds of meters, minutes” forecast is refers to in the hill country of the games are playing the core region, can provide a grid spacing of 100 meters, time to 10 minutes at a time of forecast precision, because must meet the games are of high precision forecast service requirements closer to the short time, we supported by Ministry of Science and Technology,Work carried out related research, mainly is to use encryption automatic station, radar data and high resolution data, adopted a series of technical methods, such as data fusion, produces can cover the games mountain division hundreds of meters, updated once every 10 minutes, the weather elements such as temperature, humidity, wind, precipitation forecast.Declaration: The copyright of this article belongs to the original author, if there is a source error or infringement of your legitimate rights and interests, you can contact us through the mailbox, we will promptly deal with.Email address: jpbl@jp.jiupainews.com