Northern lights could dazzle in 20 states tonight. Where to watch.

The northern lights, or aurora borealis, could glow extra bright for 20 states on Wednesday, March 18 and Thursday, March 19.

You could see northern lights from 19 states this week. Here's when.

The northern lights, or aurora borealis, could not only be viewable in 19 U.S. states this week, but also have the potential to be extra bright.
New Hampshire Public Radio

The northern lights may be visible in NH and New England Wednesday into Thursday

The aurora borealis is the visible result of charged particles from the sun slamming into Earth’s upper atmosphere. There's a chance to see the northern lights in New England Wednesday into Thursday