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 ...

The storm’s likely path is coming into focus, but a lot can still change. Here’s what the forecasters look at. By Judson Jones Judson Jones is a reporter and meteorologist at The Times See more of our ...

With one hurricane after another brewing in the Atlantic, you might be seeing some weird-looking forecast maps with lots of straggly lines predicting the tracks of both storms. These maps are ...

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 ...

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 ...