Exposed 5-steps find weather?

Collect Weather Data by- satellites,weather stations,radars,weather balloons,buoys and ships.

Feed Data into Supercomputers models-GPS,ECMWF,IMD,UK Met Office and JMA.

Analyze and Compare Models.

Refine and Publish Forecasts of- Temperature, Rainfall probability, Wind speed and direction, Humidity and Storm warnings.

Update Frequently several times a day.