Question

what is weather forecasting​

Answer 1

Explanation:

Weather forecasting is the application of science and technology to predict the conditions of the atmosphere for a given location and time. People have attempted to predict the weather informally for millennia and formally since the 19th century.

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Answer 2

Weather forecasts are made by collecting quantitative data  about the current state of the atmosphere at a given place and using meteorology  to project how the atmosphere will change.