sheet lightning

She’d harvested wheat in Montana, watching the entire sky flash with sheet lightning.

Last month, I was anchored with Cat in Sardinia when monstrous winds rushed in with thunder and sheet lightning illuminating the full filmic horror of it.

"I've never seen a storm with such frequent lightning in my life I don't think. Mostly sheet lightning and not too loud but flashes are spectacular."

‘Twelve hundred metres,’ I said, ‘and it is sheet lightning, which means—’ ‘Shut up, Ted,’ Kat said.

He's as dangerous as sheet lightning.