“The data overwhelmingly confirm what experts already know: weather forecasts are highly accurate, and are improving dramatically,” ForecastWatch noted in a 2017 report. The primary driver behind the improvements can be boiled down to a single word: technology.
“Not only does technology make forecasts more accessible, it also makes forecasts more powerful and precise,” the firm reported. “New satellite, radar and ground-based sensors have made weather observations better than ever, with unprecedented density and resolution around the globe.