A SWPC map reveals that the northern lights could be visible tonight on the northern horizon across Idaho, Iowa, Maine, ...

What To Know The aurora will be most visible in the northernmost regions of the United States, including Alaska, Washington, ...

National Weather Service meteorologists warned of temperatures cold enough to be fatal descending across most of the nation.

A polar vortex is currently hitting the United States, with schools closed in many areas and at least four deaths caused by ...