CHICAGO (CBS) -- Salt spreaders were deployed Friday morning in the Chicago area ahead of widespread snowfall. Snowfall is expected to ramp up during the Friday morning rush. Slick roads and dangerous driving conditions are expected to impact commuters.

Here's when and how much snow East Tennessee can expect on Friday. Multiple celebrities, including Adam Brody and Leighton Meester, Paris Hilton, Cameron Mathis, and Billy Crystal have lost their homes in the fires.

Snow from a winter weather system in the southern part of the U.S. had moved into the Chicago area early Friday morning, with some parts expected to see a slippery rush hour commute, the NBC 5 Storm Team said.

Parts of Wales are set for another cold snap on Thursday, with two weather warnings in place for snow and ice. The Met Office has issued a yellow warning for snow and ice for parts of north, west and mid Wales from 00:15 GMT on Thursday until 11:00.

The Met Office has issued new weather warnings for parts of the UK, with yellow warnings for ice and snow in place until Friday morning. The two new warnings cover parts of Northern Ireland and Wales as well as areas in north-west England and the east of England - they come after an existing warning for snow and ice in parts of northern Scotland.

The Met Office has issued fresh weather warnings for ice after huge areas of the UK were hit by heavy snow. Parts of southern Scotland, the northeast, Yorkshire, the Midlands and East Anglia have been issued a yellow warning for ice.