The National Weather Service said the fog could lead to black ice and limited visibility, and urged drivers to exercise caution.

More than 18 million people are under winter weather alerts across the West and Midwest as storms are forecast to bring heavy snows and bitter winds.

An updated winter weather advisory was released by the NWS Wakefield VA on Sunday at 9:23 p.m. valid for Monday between 10 a.m. and 10 p.m. The advisory is for Northampton, Hertford, Gates and Bertie counties.

We start the week near freezing for highs but, by Tuesday, milder temperatures move in with highs reaching into the lower 40s. We'll have another mild day on Wednesday, but it will also bring more wet weather, which will be rain during the day, then turn to snow showers overnight.

Wintry conditions sweep across the U.S., producing below-average temperatures, winter weather watches and flood watches.

EASTERN CAROLINA, N.C. (WITN) - With parts of Eastern Carolina under a winter weather advisory, some school systems have announced closures and delays. Pitt County Schools says due to the forecast of potentially hazardous road conditions, it will operate on a three-hour early release schedule.

FOX Weather Correspondent Robert Ray is in Chicago today reporting on the snow tundra in the city, as a winter weather advisory is in effect for the region.

Overnight snowfall early Sunday, December 7, pushed Chicago’s seasonal total past 17 inches—the fastest since 1978. More than 200 city trucks cleared roads before dawn, helping residents manage slick travel conditions.