If you watch the weather forecasts carefully, either for regular weather or for tropical storms, you probably already know that meteorologists use multiple models to help make their predictions of what the weather is likely to be and how storm systems will move across an area. Forbes has a great description of why forecasters use multiple models to determine what weather conditions are likely and when they will occur. You can read it here.

Greg Dial is a forecaster who has worked for the Weather Service for 29 years. Source: New York Times