<P> On rare occasions, Chinook winds generated on the eastern slope of the Rocky Mountains have reached as far east as Wisconsin . </P> <P> Chinooks are generally called föhn winds by meteorologists and climatologists, and, regardless of name, can occur in most places on the leeward side of a nearby mountain range . They are called "Chinook winds" throughout most of inland western North America, particularly the Rocky Mountain region . Montana, in particular, has a significant amount of föhn winds across much of the state during the winter months, but particularly coming off the Rocky Mountain Front in the northern and west - central areas of the state . </P> <P> One such wind occurs in the Cook Inlet region in Alaska as air moves over the Chugach Mountains between Prince William Sound and Portage Glacier . Anchorage residents often believe the warm winds which melt snow and leave their streets slushy and muddy are a midwinter gift from Hawaii, following a common mistake that the warm winds come from the same place as the similar winds near the coasts in southern British Columbia, Washington, and Oregon . </P>

Where do the winds in canada come from and what are they called