It is important to farmers who need to factor in weather conditions in deciding when to plant and spray their crops.
Weather prediction is important to promoters of large outdoor sports events.
His decision translates to dollars won or lost for the promoters of the game. The weather predictors, like readers of crystal balls, tell these profiteers what their futures hold. How nice it is for the weather predictors to be able to check satellite images to see how large storm cells are and how fast they are moving. We know that satellite views of the earth can be used to track hurricanes and monitor floods as they are happening. These views can also be used to predict weather.