How much influence does the weather have on the Winter Olympics?

Judging from the venues of the past 23 Winter Olympics, the previous venues were concentrated in the middle and high latitudes of the northern hemisphere. Due to the high requirements for environmental conditions, the Winter Olympics is generally not suitable for tropical cities.

The snow events in the Winter Olympics are all carried out outdoors, including visibility, snow temperature and snow quality, which have different degrees of influence on the competition. On 20 18 PyeongChang Winter Olympics, the qualification competition of women's snowboarding slope obstacle skills was adjusted due to the weather.

At present, the snow in skiing competition is generally Fu Na, and the snow temperature is required to be less than 0℃; The freestyle aerial skill requires that the average wind speed during the competition 1 min should be less than 3m/s; Skiing platform requires instantaneous wind speed < 3m/s, no crosswind, and headwind is more conducive to competition ...?

Development of Meteorological Service in Beijing Winter Olympics

It is understood that the newly-built stadium in Beijing is located in a mountainous area with complex terrain and insufficient meteorological observation data. In order to meet many challenges, the meteorological services related to the Beijing Winter Olympics have already been carried out in depth. On July 20 17, the Meteorological Center of Beijing Winter Olympics and Paralympic Games was established, and a strict observation network was built.

With the Winter Olympics as the core, the meteorological department has built * * * 44 1 set of modern stereo detection facilities in Beijing, Yanqing and Chongli, realizing the integrated, three-dimensional, second-level and multi-factor meteorological monitoring of the Winter Olympics in super-fine and complex mountainous megacities.

In addition, the meteorological department has built a "Ruitu" numerical forecasting model system around the requirements of "minute-level and 100-meter-level" accurate forecasting, realizing the resolution of 500 meters in Beijing-Tianjin-Hebei region, the resolution of 100 meters in the core area of the Winter Olympics Mountain Stadium, and the rapid update every 10 minute.

The above contents refer to Sino-Singapore. How much does the weather affect the Winter Olympics?