The weatherobservatory said north China will face strong winds in the next three days, with temperatures in some parts falling by 10-12 degrees Celsius.
The effects of this weather dichotomy are clearly visible in satellite imagery released this week at the NASA Earth Observatory.
天气的这种始终不一所带来的影响在本周美国航天航空局发布的地球观测卫星图中清晰可见。
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The Observatory routinely calculates two commonly used weather indices which are useful for estimating the soaring conditions, namely the Thermal Index and the Soaring Index.