Arctic Blast Brings Historic Cold Across US

PHOTO: Icicles hang from a building, Feb. 18, 2015, in Nolensville, Tenn.PlayMark Zaleski/AP Photo
WATCH 23 States Under Wind-Chill Advisories and Freeze Warnings

Much of the country faces a deep freeze this morning, with historic cold reported across the eastern United States and Midwest.

At this point 27 states are under wind chill advisories or warnings. Some of the coldest weather in decades stretches from the Great Lakes to the Gulf of Mexico.

In Chicago, the temperature dipped below zero overnight, with a wind-chill between minus-20 and minus-30.

Sections of the south are also facing cold temperatures, with an overnight wind-chill in the single digits for Atlanta. In Kentucky, overnight temperatures dipped below zero, with wind chills of minus-20 and minus-15 reported.

PHOTO: Will Scott uses a blower to remove snow from a parking lot, Feb. 18, 2015, in Nolensville, Tenn.Mark Zaleski/AP Photo
Will Scott uses a blower to remove snow from a parking lot, Feb. 18, 2015, in Nolensville, Tenn.

The low temperatures have frozen and refrozen snow and ice, making roadways hazardous because of black ice.

The bitter cold is expected to linger through Friday before more moderate February temperatures return.