Question

What do you mean by term weather ?How is weather forecasting done?

Answer 1

Weather is the state of the atmosphere, describing for example the degree to which it is hot or cold, wet or dry, calm or stormy, clear or cloudy. Weather refers to day-to-day temperature and precipitation activity, whereas climate is the term for the averaging of atmospheric conditions over longer periods of time.

Weather forecasting is the application of current technology and science to predict the state of the atmosphere for a future time and a given location. ... They take the analysis as the starting point and evolve the state of the atmosphere forward in time using understanding of physics and fluid dynamics.