Areas within the boundaries of NOAA’s viewing line include northern Washington, northern Idaho, Montana, North Dakota, northern South Dakota, Minnesota, Wisconsin, northern Michigan and northern Maine, in addition to most of Canada and Alaska (see below).

The sun ejected a sizable solar flare earlier in the week and it's going to cause the northern lights to stretch down into the US.

It is “likely” that the Northern Lights could be snapped in Wiltshire’s skies tonight after an amber alert was issued. AuroraWatch UK, a service provided by physicists from Lancaster University, issued an amber alert shortly before 5.