Computer forecast models (NWP) have fundamentally transformed aviation weather forecasting, evolving from primitive concepts into sophisticated and essential tools for flight planning. These models ...

Meteorologists frequently mention weather prediction models in their forecasts. They explain what they’re gleaning from the “U.S. Model,” for instance, and how that might differ from the “European ...

If it snows on Sunday, Feb. 22, it could be a lot — or only a little. Three days before the potential storm, computer weather models are projecting a wide range of snowfall amounts. The American model ...

What are meteorologists supposed to do when the computer models they rely on disagree sharply with less than 48 hours to go before the start of a potential blockbuster storm? That’s the supremely ...