At a Glance

More than 200,000 customers have lost power in the Southeast.States of emergency were declared in Virginia, North Carolina and Oklahoma. Virginia Gov.Ralph Northam urged residents Fridayto prepare for possible wintry mixNorth Carolina Gov. Roy Cooper warned residents to 'hunker down' as the worst of Winter Storm Diego approached.

Wide swaths of the Carolinas and parts of Georgia woke up to power outages Sunday morning as Winter Storm Diego continued to dump snow and ice across the Southeast.

Nearly 110,000 customers had , according to poweroutage.us. More than 78,000 were in the dark in South Carolina and 26,000 in northeast Georgia.

Interstate 26 was closed overnight in both directions at the steep Saluda Grade after several semitractor trailers got stuck in the roadway, North Carolina's Department of Transportation said. The interstate reopened about 5:30 a.m.

State and county roads were iced or snowed over in much of North Carolina.

North Carolina Gov. Roy Cooper had warned residents that now is "the time to hunker down" and prepare for the worst of Winter Storm Diego, which dumped more than 10 inches of snow on Texas Saturday.

“This is a snowstorm, not a snow fall. It’s serious,” Gov. Cooper said Saturday during a press conference. “In the Piedmont to western parts of our state, we’re preparing for days of impact, not hours.”

Cooper's warning comes a day after hefor all of North Carolina's 100 counties. States of emergency have also been declared in Virginia and Oklahoma.

“This weekend isn’t the time to head out to see the winter wonderland. Stay safe where you are,” Cooper added during the press conference. “Getting out on dangerous roads could put your life at risk. It also gets in the way of first responders and road crews who’ll be hard at work trying to keep us safe and clear our roads.”

At an earlier news conference, the governor said he had activated the National Guard to help as needed and advised to avoid unnecessary travel.

"The more cars we have on the road, the tougher it will be for our DOT crews to treat and clear those roadways," Cooper said. "If you absolutely must travel, clear your car of snow and ice before you drive, slow down and leave room between you and other vehicles."

Texas

Winter storm Diego dumped at least 10.5 inches of snow on Lubbock, Texas, making it the 2nd snowiest December day on record in the Panhandle city. The heavy snow contributed to some slide-offs and traffic issues, but the Lubbock Police Department said that "there were fewer traffic problems than expected."

But the National Weather Service warned that the , leading to treacherous icy conditions on Sunday.

North Carolina

Department of Transportation crews are spreading salt and sand on roadways and are prepared to spread a salt-water brine mixture that can keep bridges and interstates from icing over.

Duke Energy crews are preparing for the worstby checking onsupplies and equipment. They say they are ready to call in crews from out-of-stateif needed.

Dale Epperson, owner of Epperson's Tree Service in Flat Rock, North Carolina, told WLOS filling orders for firewood.

"Anytime the weather service puts out a warning like this, my phone starts ringing," Epperson said. "I'm getting 15-20 phone calls a day. Everyone is asking about prices and just wondering when I can bring it."

Officials in Hendersonville, North Carolina, said a Friday. In a Facebook post, the city said the declaration will allow city departments to take the necessary actions to prepare public infrastructure and facilities for the effects of the winter storm.

Asheville city officials said to plow roads and spread salt. The city said it has 4,000 pounds of salt and crews began pretreating roads on Friday.

The University of North Carolina Asheville scheduled for Monday.

The women's basketball game between No. 22 South Carolina and Duke that was scheduled for Sunday has been postponed, the Associated Press reports.

WGHP reported grocery store in High Point, North Carolina.

"I’m going grocery shopping making sure I have all of my items just in case the power goes out," Casondra McKay told the TV station.

Other state officials were also busy making final preparations for the coming storm on Friday:

Virginia

Gov.Ralph Northam and urged residents to of snow, sleet, iceand rain over parts of western, centraland northern Virginia.

“Virginians should take all necessary precautions to ensure they are prepared for winter weather storm impacts,”said Northam. “I am declaring a state of emergency to ensure localities and communities have appropriate assistance and to coordinate state response to possible snow and ice accumulations, transportation issues, and potential power outages.”

Northam noted that hehas placed state agencies, including the Virginia Departments of Transportation and Emergency Management, and State Police, on alert.

Oklahoma

More than 10 inches of snow fell on parts of Oklahoma overnight, leading to limited traffic issues.

Ahead of the storm, OklahomaGov. Mary Fallin declared a for all 77 of the state's counties.

Arkansas

Schools in Bentonvillescheduled for Saturday because of the possibility of icy conditions.

The Bentonville Christmas Parade, which was also scheduled for Saturday, , KFSM-TV reported.

The station also saidFayetteville School District said the basketball tournament games scheduled for Saturday have been canceled.

South Carolina

The state's high school football championships scheduled for Saturday in Columbia were moved up to Friday because of the , the State reported.

"This storm could be historicfor some areas, but we’re not sure what areas yet. Any time you’re talking about a portion of our area outside the mountains seeing a foot of snow, that’s ," Trisha Palmer of the National Weather Service told the Greenville News.

California

Before pushing east, heavy snow fromDiego closeda stretch of Interstate 5 between Los Angeles and the San Joaquin Valley ,Caltrans tweeted.

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The transportation department said cars were sliding on the roadways near the Lebec and Grapevine areas. I-5 is the main route between Southern and Northern California, and the shutdown was expected to cause backups for miles. Southbound laneswere reopened about 1:45 p.m., but the northbound lanes remained closed until after 3 p.m. because semitrailer trucks blocked the road near Castaic, Caltrans said.

Vehicles traveling on portions of Highway 18 and Highway 38 in the San Bernardino Mountains were , Redlands Daily Facts reported.

In response to the storm, airlines , , ,andhave offered to waive fees to customers traveling to or from impacted areas.

Amtrak that travel south of Washington, D.C., because of the storm, including all trains that run through North Carolina.

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Diego is from the southern Plains to the Ozarks and the Southeast late this week into early next week.