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 ...

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 ...

This week in the Boston Globe Weather Mailbag, we take a closer look at AI weather forecasting and how the technology is faring compared to traditional weather models. We also explore the changing ...

Forecasters said there was “significant uncertainty” about where the tropical storm will go and how intense it could become. Spaghetti models are one of several tools forecasters use. By Judson Jones ...