why is weather predicted so accurately why is weather forecast so accurate why does arma model work why should weather forecasts be accurate what is the difference between forecast and weather why is the weather forecast so good why is the weather prediction so accurate why is it important to use arma model why are the weather predictions so accurate why are arma models used how accurate will the weather be why should the weather forecast be so accurate? why can the weather forecast be so accurate why is weather forecasting so accurate why is weather forecasting so good what is the difference between weather and market forecasting why is weather prediction so accurate why is the weather forecast so accurate why can weather be so accurate why is weather forecasting so reliable