Ghost hurricanes and weather models
Randy Mann.
JAKE PARRISH/Press
In recent decades, there has been a lot of progress with weather forecasting based on numerical predictions. However, when forecasting tropical storms such as hurricanes, numerical forecast models will occasionally predict the formation of tropical systems that don’t evolve. These are called “ghost hurricanes” or “ghost storms.”
There are many forecast models that are used for weather prediction on a global and regional scale. The most widely used global models are the Global Forecast System (GFS), which is an American product, and the European Center for Medium-Range Weather Forecasts (ECMWF). Both of these forecast models, which are available online, will provide outlooks at least two weeks in advance. There are other computer models that are specific to more regional and specific geographic areas and will have shorter forecast timeframes.
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