Data: NOAA; Chart: Erin Davis/Axios
An extraordinary stretch of extreme winter weather is blasting the Lower 48 as a powerful Arctic cold front sweeps south out of Canada, unleashing howling winds and sparking a bomb cyclone forming in the Midwest.
The big picture: The scope of the extreme weather stretches from coast to coast, with the National Weather Service's map of warnings and watches resembling an apocalyptic coloring book.
