Up to 4 inches of snow is expected across Massachusetts Thursday. But one prediction has part of Massachusetts getting no ...

In other words, the incoming air mass is unusually ... but it will be felt by all. The map below shows the coldest forecast temperature from a leading global weather model from Thursday to Dec ...

The predominant precipitation type will be rain. However, there will be some snow before all is said and done.

The weather an air mass brings is determined by the region it has come from and the type of surface it has moved over. There are five main air masses which affect the UK as detailed by the map below.

Much of Massachusetts could see as much as a foot of snow fall during Saturday night's snowstorm. Here's when the storm might ...